sdl-ios-xcode: include/SDL_render.h annotate

annotate include/SDL_render.h @ 5247:78ce7bfd0faf

Better window parameter checking

author	Sam Lantinga <slouken@libsdl.org>
date	Thu, 10 Feb 2011 10:37:35 -0800
parents	2178ffe17222
children	b530ef003506

rev	line source
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	1 /*
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	2 SDL - Simple DirectMedia Layer
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	3 Copyright (C) 1997-2010 Sam Lantinga
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	4
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	5 This library is free software; you can redistribute it and/or
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	6 modify it under the terms of the GNU Lesser General Public
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	7 License as published by the Free Software Foundation; either
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	8 version 2.1 of the License, or (at your option) any later version.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	9
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	10 This library is distributed in the hope that it will be useful,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	11 but WITHOUT ANY WARRANTY; without even the implied warranty of
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	13 Lesser General Public License for more details.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	14
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	15 You should have received a copy of the GNU Lesser General Public
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	16 License along with this library; if not, write to the Free Software
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	18
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	19 Sam Lantinga
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	20 slouken@libsdl.org
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	21 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	22
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	23 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	24 * \file SDL_render.h
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	25 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	26 * Header file for SDL 2D rendering functions.
5167 97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	27 *
97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	28 * This API supports the following features:
97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	29 * * single pixel points
97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	30 * * single pixel lines
97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	31 * * filled rectangles
97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	32 * * texture images
97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	33 *
97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	34 * The primitives may be drawn in opaque, blended, or additive modes.
97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	35 *
97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	36 * The texture images may be drawn in opaque, blended, or additive modes.
97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	37 * They can have an additional color tint or alpha modulation applied to
97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	38 * them, and may also be stretched with linear interpolation.
97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	39 *
97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	40 * This API is designed to accelerate simple 2D operations. You may
97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	41 * want more functionality such as rotation and particle effects and
97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	42 * in that case you should use SDL's OpenGL/Direct3D support or one
97423d858a1a Added an intro to the features and goals of the 2D rendering API. Sam Lantinga <slouken@libsdl.org> parents: 5161 diff changeset	43 * of the many good 3D engines.
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	44 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	45
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	46 #ifndef _SDL_render_h
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	47 #define _SDL_render_h
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	48
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	49 #include "SDL_stdinc.h"
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	50 #include "SDL_rect.h"
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	51 #include "SDL_video.h"
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	52
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	53 #include "begin_code.h"
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	54 /* Set up for C function definitions, even when using C++ */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	55 #ifdef __cplusplus
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	56 /* INDENT-OFF */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	57 extern "C" {
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	58 /* INDENT-ON */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	59 #endif
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	60
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	61 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	62 * \brief Flags used when creating a rendering context
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	63 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	64 typedef enum
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	65 {
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	66 SDL_RENDERER_ACCELERATED = 0x00000001, /**< The renderer uses hardware
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	67 acceleration */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	68 SDL_RENDERER_PRESENTVSYNC = 0x00000002 /**< Present is synchronized
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	69 with the refresh rate */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	70 } SDL_RendererFlags;
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	71
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	72 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	73 * \brief Information on the capabilities of a render driver or context.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	74 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	75 typedef struct SDL_RendererInfo
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	76 {
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	77 const char name; /< The name of the renderer /
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	78 Uint32 flags; /*< Supported ::SDL_RendererFlags /
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	79 Uint32 num_texture_formats; /*< The number of available texture formats /
5159 307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5152 diff changeset	80 Uint32 texture_formats[16]; /*< The available texture formats /
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	81 int max_texture_width; /*< The maximimum texture width /
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	82 int max_texture_height; /*< The maximimum texture height /
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	83 } SDL_RendererInfo;
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	84
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	85 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	86 * \brief The access pattern allowed for a texture.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	87 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	88 typedef enum
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	89 {
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	90 SDL_TEXTUREACCESS_STATIC, /*< Changes rarely, not lockable /
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	91 SDL_TEXTUREACCESS_STREAMING /*< Changes frequently, lockable /
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	92 } SDL_TextureAccess;
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	93
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	94 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	95 * \brief The texture channel modulation used in SDL_RenderCopy().
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	96 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	97 typedef enum
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	98 {
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	99 SDL_TEXTUREMODULATE_NONE = 0x00000000, /*< No modulation /
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	100 SDL_TEXTUREMODULATE_COLOR = 0x00000001, /*< srcC = srcC color */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	101 SDL_TEXTUREMODULATE_ALPHA = 0x00000002 /*< srcA = srcA alpha */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	102 } SDL_TextureModulate;
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	103
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	104 /**
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	105 * \brief A structure representing rendering state
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	106 */
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	107 struct SDL_Renderer;
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	108 typedef struct SDL_Renderer SDL_Renderer;
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	109
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	110 /**
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	111 * \brief An efficient driver-specific representation of pixel data
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	112 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	113 struct SDL_Texture;
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	114 typedef struct SDL_Texture SDL_Texture;
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	115
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	116
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	117 /* Function prototypes */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	118
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	119 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	120 * \brief Get the number of 2D rendering drivers available for the current
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	121 * display.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	122 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	123 * A render driver is a set of code that handles rendering and texture
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	124 * management on a particular display. Normally there is only one, but
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	125 * some drivers may have several available with different capabilities.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	126 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	127 * \sa SDL_GetRenderDriverInfo()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	128 * \sa SDL_CreateRenderer()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	129 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	130 extern DECLSPEC int SDLCALL SDL_GetNumRenderDrivers(void);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	131
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	132 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	133 * \brief Get information about a specific 2D rendering driver for the current
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	134 * display.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	135 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	136 * \param index The index of the driver to query information about.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	137 * \param info A pointer to an SDL_RendererInfo struct to be filled with
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	138 * information on the rendering driver.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	139 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	140 * \return 0 on success, -1 if the index was out of range.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	141 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	142 * \sa SDL_CreateRenderer()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	143 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	144 extern DECLSPEC int SDLCALL SDL_GetRenderDriverInfo(int index,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	145 SDL_RendererInfo * info);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	146
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	147 /**
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	148 * \brief Create a 2D rendering context for a window.
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	149 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	150 * \param window The window where rendering is displayed.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	151 * \param index The index of the rendering driver to initialize, or -1 to
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	152 * initialize the first one supporting the requested flags.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	153 * \param flags ::SDL_RendererFlags.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	154 *
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	155 * \return A valid rendering context or NULL if there was an error.
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	156 *
5169 4d39eeaad00b Added a way to get a framebuffer interface for a window, and also a way to create a software renderer for an arbitrary surface. Sam Lantinga <slouken@libsdl.org> parents: 5167 diff changeset	157 * \sa SDL_CreateSoftwareRenderer()
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	158 * \sa SDL_GetRendererInfo()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	159 * \sa SDL_DestroyRenderer()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	160 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	161 extern DECLSPEC SDL_Renderer * SDLCALL SDL_CreateRenderer(SDL_Window * window,
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	162 int index, Uint32 flags);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	163
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	164 /**
5169 4d39eeaad00b Added a way to get a framebuffer interface for a window, and also a way to create a software renderer for an arbitrary surface. Sam Lantinga <slouken@libsdl.org> parents: 5167 diff changeset	165 * \brief Create a 2D software rendering context for a surface.
4d39eeaad00b Added a way to get a framebuffer interface for a window, and also a way to create a software renderer for an arbitrary surface. Sam Lantinga <slouken@libsdl.org> parents: 5167 diff changeset	166 *
4d39eeaad00b Added a way to get a framebuffer interface for a window, and also a way to create a software renderer for an arbitrary surface. Sam Lantinga <slouken@libsdl.org> parents: 5167 diff changeset	167 * \param surface The surface where rendering is done.
4d39eeaad00b Added a way to get a framebuffer interface for a window, and also a way to create a software renderer for an arbitrary surface. Sam Lantinga <slouken@libsdl.org> parents: 5167 diff changeset	168 *
4d39eeaad00b Added a way to get a framebuffer interface for a window, and also a way to create a software renderer for an arbitrary surface. Sam Lantinga <slouken@libsdl.org> parents: 5167 diff changeset	169 * \return A valid rendering context or NULL if there was an error.
4d39eeaad00b Added a way to get a framebuffer interface for a window, and also a way to create a software renderer for an arbitrary surface. Sam Lantinga <slouken@libsdl.org> parents: 5167 diff changeset	170 *
4d39eeaad00b Added a way to get a framebuffer interface for a window, and also a way to create a software renderer for an arbitrary surface. Sam Lantinga <slouken@libsdl.org> parents: 5167 diff changeset	171 * \sa SDL_CreateRenderer()
4d39eeaad00b Added a way to get a framebuffer interface for a window, and also a way to create a software renderer for an arbitrary surface. Sam Lantinga <slouken@libsdl.org> parents: 5167 diff changeset	172 * \sa SDL_DestroyRenderer()
4d39eeaad00b Added a way to get a framebuffer interface for a window, and also a way to create a software renderer for an arbitrary surface. Sam Lantinga <slouken@libsdl.org> parents: 5167 diff changeset	173 */
4d39eeaad00b Added a way to get a framebuffer interface for a window, and also a way to create a software renderer for an arbitrary surface. Sam Lantinga <slouken@libsdl.org> parents: 5167 diff changeset	174 extern DECLSPEC SDL_Renderer * SDLCALL SDL_CreateSoftwareRenderer(SDL_Surface * surface);
4d39eeaad00b Added a way to get a framebuffer interface for a window, and also a way to create a software renderer for an arbitrary surface. Sam Lantinga <slouken@libsdl.org> parents: 5167 diff changeset	175
4d39eeaad00b Added a way to get a framebuffer interface for a window, and also a way to create a software renderer for an arbitrary surface. Sam Lantinga <slouken@libsdl.org> parents: 5167 diff changeset	176 /**
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	177 * \brief Get information about a rendering context.
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	178 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	179 extern DECLSPEC int SDLCALL SDL_GetRendererInfo(SDL_Renderer * renderer,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	180 SDL_RendererInfo * info);
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	181
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	182 /**
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	183 * \brief Create a texture for a rendering context.
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	184 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	185 * \param format The format of the texture.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	186 * \param access One of the enumerated values in ::SDL_TextureAccess.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	187 * \param w The width of the texture in pixels.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	188 * \param h The height of the texture in pixels.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	189 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	190 * \return The created texture is returned, or 0 if no rendering context was
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	191 * active, the format was unsupported, or the width or height were out
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	192 * of range.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	193 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	194 * \sa SDL_QueryTexture()
5221 16d5e8e90e01 Updated testoverlay2 to use the SDL 2D rendering API Sam Lantinga <slouken@libsdl.org> parents: 5169 diff changeset	195 * \sa SDL_UpdateTexture()
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	196 * \sa SDL_DestroyTexture()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	197 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	198 extern DECLSPEC SDL_Texture * SDLCALL SDL_CreateTexture(SDL_Renderer * renderer, Uint32 format,
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	199 int access, int w,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	200 int h);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	201
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	202 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	203 * \brief Create a texture from an existing surface.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	204 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	205 * \param surface The surface containing pixel data used to fill the texture.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	206 *
5161 b3ccd1947786 Simplified and improved the process of creating a texture from a surface. Sam Lantinga <slouken@libsdl.org> parents: 5160 diff changeset	207 * \return The created texture is returned, or 0 on error.
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	208 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	209 * \note The surface is not modified or freed by this function.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	210 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	211 * \sa SDL_QueryTexture()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	212 * \sa SDL_DestroyTexture()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	213 */
5161 b3ccd1947786 Simplified and improved the process of creating a texture from a surface. Sam Lantinga <slouken@libsdl.org> parents: 5160 diff changeset	214 extern DECLSPEC SDL_Texture * SDLCALL SDL_CreateTextureFromSurface(SDL_Renderer * renderer, SDL_Surface * surface);
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	215
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	216 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	217 * \brief Query the attributes of a texture
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	218 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	219 * \param texture A texture to be queried.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	220 * \param format A pointer filled in with the raw format of the texture. The
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	221 * actual format may differ, but pixel transfers will use this
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	222 * format.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	223 * \param access A pointer filled in with the actual access to the texture.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	224 * \param w A pointer filled in with the width of the texture in pixels.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	225 * \param h A pointer filled in with the height of the texture in pixels.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	226 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	227 * \return 0 on success, or -1 if the texture is not valid.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	228 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	229 extern DECLSPEC int SDLCALL SDL_QueryTexture(SDL_Texture * texture,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	230 Uint32 * format, int *access,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	231 int w, int h);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	232
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	233 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	234 * \brief Set an additional color value used in render copy operations.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	235 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	236 * \param texture The texture to update.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	237 * \param r The red color value multiplied into copy operations.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	238 * \param g The green color value multiplied into copy operations.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	239 * \param b The blue color value multiplied into copy operations.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	240 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	241 * \return 0 on success, or -1 if the texture is not valid or color modulation
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	242 * is not supported.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	243 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	244 * \sa SDL_GetTextureColorMod()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	245 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	246 extern DECLSPEC int SDLCALL SDL_SetTextureColorMod(SDL_Texture * texture,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	247 Uint8 r, Uint8 g, Uint8 b);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	248
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	249
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	250 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	251 * \brief Get the additional color value used in render copy operations.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	252 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	253 * \param texture The texture to query.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	254 * \param r A pointer filled in with the current red color value.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	255 * \param g A pointer filled in with the current green color value.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	256 * \param b A pointer filled in with the current blue color value.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	257 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	258 * \return 0 on success, or -1 if the texture is not valid.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	259 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	260 * \sa SDL_SetTextureColorMod()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	261 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	262 extern DECLSPEC int SDLCALL SDL_GetTextureColorMod(SDL_Texture * texture,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	263 Uint8 * r, Uint8 * g,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	264 Uint8 * b);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	265
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	266 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	267 * \brief Set an additional alpha value used in render copy operations.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	268 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	269 * \param texture The texture to update.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	270 * \param alpha The alpha value multiplied into copy operations.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	271 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	272 * \return 0 on success, or -1 if the texture is not valid or alpha modulation
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	273 * is not supported.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	274 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	275 * \sa SDL_GetTextureAlphaMod()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	276 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	277 extern DECLSPEC int SDLCALL SDL_SetTextureAlphaMod(SDL_Texture * texture,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	278 Uint8 alpha);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	279
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	280 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	281 * \brief Get the additional alpha value used in render copy operations.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	282 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	283 * \param texture The texture to query.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	284 * \param alpha A pointer filled in with the current alpha value.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	285 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	286 * \return 0 on success, or -1 if the texture is not valid.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	287 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	288 * \sa SDL_SetTextureAlphaMod()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	289 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	290 extern DECLSPEC int SDLCALL SDL_GetTextureAlphaMod(SDL_Texture * texture,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	291 Uint8 * alpha);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	292
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	293 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	294 * \brief Set the blend mode used for texture copy operations.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	295 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	296 * \param texture The texture to update.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	297 * \param blendMode ::SDL_BlendMode to use for texture blending.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	298 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	299 * \return 0 on success, or -1 if the texture is not valid or the blend mode is
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	300 * not supported.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	301 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	302 * \note If the blend mode is not supported, the closest supported mode is
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	303 * chosen.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	304 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	305 * \sa SDL_GetTextureBlendMode()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	306 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	307 extern DECLSPEC int SDLCALL SDL_SetTextureBlendMode(SDL_Texture * texture,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	308 SDL_BlendMode blendMode);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	309
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	310 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	311 * \brief Get the blend mode used for texture copy operations.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	312 *
5159 307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5152 diff changeset	313 * \param texture The texture to query.
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	314 * \param blendMode A pointer filled in with the current blend mode.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	315 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	316 * \return 0 on success, or -1 if the texture is not valid.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	317 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	318 * \sa SDL_SetTextureBlendMode()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	319 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	320 extern DECLSPEC int SDLCALL SDL_GetTextureBlendMode(SDL_Texture * texture,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	321 SDL_BlendMode *blendMode);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	322
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	323 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	324 * \brief Update the given texture rectangle with new pixel data.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	325 *
5159 307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5152 diff changeset	326 * \param texture The texture to update
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	327 * \param rect A pointer to the rectangle of pixels to update, or NULL to
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	328 * update the entire texture.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	329 * \param pixels The raw pixel data.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	330 * \param pitch The number of bytes between rows of pixel data.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	331 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	332 * \return 0 on success, or -1 if the texture is not valid.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	333 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	334 * \note This is a fairly slow function.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	335 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	336 extern DECLSPEC int SDLCALL SDL_UpdateTexture(SDL_Texture * texture,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	337 const SDL_Rect * rect,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	338 const void *pixels, int pitch);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	339
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	340 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	341 * \brief Lock a portion of the texture for pixel access.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	342 *
5159 307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5152 diff changeset	343 * \param texture The texture to lock for access, which was created with
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	344 * ::SDL_TEXTUREACCESS_STREAMING.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	345 * \param rect A pointer to the rectangle to lock for access. If the rect
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	346 * is NULL, the entire texture will be locked.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	347 * \param pixels This is filled in with a pointer to the locked pixels,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	348 * appropriately offset by the locked area.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	349 * \param pitch This is filled in with the pitch of the locked pixels.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	350 *
5159 307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5152 diff changeset	351 * \return 0 on success, or -1 if the texture is not valid or was not created with ::SDL_TEXTUREACCESS_STREAMING.
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	352 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	353 * \sa SDL_UnlockTexture()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	354 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	355 extern DECLSPEC int SDLCALL SDL_LockTexture(SDL_Texture * texture,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	356 const SDL_Rect * rect,
5159 307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5152 diff changeset	357 void *pixels, int pitch);
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	358
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	359 /**
5159 307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5152 diff changeset	360 * \brief Unlock a texture, uploading the changes to video memory, if needed.
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	361 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	362 * \sa SDL_LockTexture()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	363 */
5159 307ccc9c135e Made it possible to create a texture of any format, even if not supported by the renderer. Sam Lantinga <slouken@libsdl.org> parents: 5152 diff changeset	364 extern DECLSPEC void SDLCALL SDL_UnlockTexture(SDL_Texture * texture);
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	365
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	366 /**
5229 2178ffe17222 Added function SDL_RenderSetClipRect() Sam Lantinga <slouken@libsdl.org> parents: 5221 diff changeset	367 * \brief Set the clipping rectangle for rendering on the current target
2178ffe17222 Added function SDL_RenderSetClipRect() Sam Lantinga <slouken@libsdl.org> parents: 5221 diff changeset	368 *
2178ffe17222 Added function SDL_RenderSetClipRect() Sam Lantinga <slouken@libsdl.org> parents: 5221 diff changeset	369 * \param rect The rectangle to clip rendering to, or NULL to disable clipping.
2178ffe17222 Added function SDL_RenderSetClipRect() Sam Lantinga <slouken@libsdl.org> parents: 5221 diff changeset	370 *
2178ffe17222 Added function SDL_RenderSetClipRect() Sam Lantinga <slouken@libsdl.org> parents: 5221 diff changeset	371 * The contents of the window are not defined after calling
2178ffe17222 Added function SDL_RenderSetClipRect() Sam Lantinga <slouken@libsdl.org> parents: 5221 diff changeset	372 * SDL_RenderPresent(), so you should clear the clip rectangle and draw
2178ffe17222 Added function SDL_RenderSetClipRect() Sam Lantinga <slouken@libsdl.org> parents: 5221 diff changeset	373 * over the entire window each frame.
2178ffe17222 Added function SDL_RenderSetClipRect() Sam Lantinga <slouken@libsdl.org> parents: 5221 diff changeset	374 */
2178ffe17222 Added function SDL_RenderSetClipRect() Sam Lantinga <slouken@libsdl.org> parents: 5221 diff changeset	375 extern DECLSPEC void SDLCALL SDL_RenderSetClipRect(SDL_Renderer * renderer,
2178ffe17222 Added function SDL_RenderSetClipRect() Sam Lantinga <slouken@libsdl.org> parents: 5221 diff changeset	376 const SDL_Rect * rect);
2178ffe17222 Added function SDL_RenderSetClipRect() Sam Lantinga <slouken@libsdl.org> parents: 5221 diff changeset	377
2178ffe17222 Added function SDL_RenderSetClipRect() Sam Lantinga <slouken@libsdl.org> parents: 5221 diff changeset	378 /**
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	379 * \brief Set the color used for drawing operations (Fill and Line).
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	380 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	381 * \param r The red value used to draw on the rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	382 * \param g The green value used to draw on the rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	383 * \param b The blue value used to draw on the rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	384 * \param a The alpha value used to draw on the rendering target, usually
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	385 * ::SDL_ALPHA_OPAQUE (255).
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	386 *
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	387 * \return 0 on success, or -1 on error
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	388 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	389 extern DECLSPEC int SDL_SetRenderDrawColor(SDL_Renderer * renderer,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	390 Uint8 r, Uint8 g, Uint8 b,
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	391 Uint8 a);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	392
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	393 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	394 * \brief Get the color used for drawing operations (Fill and Line).
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	395 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	396 * \param r A pointer to the red value used to draw on the rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	397 * \param g A pointer to the green value used to draw on the rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	398 * \param b A pointer to the blue value used to draw on the rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	399 * \param a A pointer to the alpha value used to draw on the rendering target,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	400 * usually ::SDL_ALPHA_OPAQUE (255).
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	401 *
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	402 * \return 0 on success, or -1 on error
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	403 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	404 extern DECLSPEC int SDL_GetRenderDrawColor(SDL_Renderer * renderer,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	405 Uint8 * r, Uint8 * g, Uint8 * b,
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	406 Uint8 * a);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	407
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	408 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	409 * \brief Set the blend mode used for drawing operations (Fill and Line).
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	410 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	411 * \param blendMode ::SDL_BlendMode to use for blending.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	412 *
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	413 * \return 0 on success, or -1 on error
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	414 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	415 * \note If the blend mode is not supported, the closest supported mode is
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	416 * chosen.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	417 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	418 * \sa SDL_GetRenderDrawBlendMode()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	419 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	420 extern DECLSPEC int SDLCALL SDL_SetRenderDrawBlendMode(SDL_Renderer * renderer,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	421 SDL_BlendMode blendMode);
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	422
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	423 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	424 * \brief Get the blend mode used for drawing operations.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	425 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	426 * \param blendMode A pointer filled in with the current blend mode.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	427 *
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	428 * \return 0 on success, or -1 on error
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	429 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	430 * \sa SDL_SetRenderDrawBlendMode()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	431 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	432 extern DECLSPEC int SDLCALL SDL_GetRenderDrawBlendMode(SDL_Renderer * renderer,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	433 SDL_BlendMode *blendMode);
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	434
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	435 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	436 * \brief Clear the current rendering target with the drawing color
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	437 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	438 extern DECLSPEC int SDLCALL SDL_RenderClear(SDL_Renderer * renderer);
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	439
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	440 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	441 * \brief Draw a point on the current rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	442 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	443 * \param x The x coordinate of the point.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	444 * \param y The y coordinate of the point.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	445 *
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	446 * \return 0 on success, or -1 on error
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	447 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	448 extern DECLSPEC int SDLCALL SDL_RenderDrawPoint(SDL_Renderer * renderer,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	449 int x, int y);
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	450
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	451 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	452 * \brief Draw multiple points on the current rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	453 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	454 * \param points The points to draw
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	455 * \param count The number of points to draw
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	456 *
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	457 * \return 0 on success, or -1 on error
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	458 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	459 extern DECLSPEC int SDLCALL SDL_RenderDrawPoints(SDL_Renderer * renderer,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	460 const SDL_Point * points,
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	461 int count);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	462
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	463 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	464 * \brief Draw a line on the current rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	465 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	466 * \param x1 The x coordinate of the start point.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	467 * \param y1 The y coordinate of the start point.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	468 * \param x2 The x coordinate of the end point.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	469 * \param y2 The y coordinate of the end point.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	470 *
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	471 * \return 0 on success, or -1 on error
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	472 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	473 extern DECLSPEC int SDLCALL SDL_RenderDrawLine(SDL_Renderer * renderer,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	474 int x1, int y1, int x2, int y2);
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	475
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	476 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	477 * \brief Draw a series of connected lines on the current rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	478 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	479 * \param points The points along the lines
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	480 * \param count The number of points, drawing count-1 lines
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	481 *
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	482 * \return 0 on success, or -1 on error
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	483 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	484 extern DECLSPEC int SDLCALL SDL_RenderDrawLines(SDL_Renderer * renderer,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	485 const SDL_Point * points,
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	486 int count);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	487
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	488 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	489 * \brief Draw a rectangle on the current rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	490 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	491 * \param rect A pointer to the destination rectangle, or NULL to outline the entire rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	492 *
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	493 * \return 0 on success, or -1 on error
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	494 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	495 extern DECLSPEC int SDLCALL SDL_RenderDrawRect(SDL_Renderer * renderer,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	496 const SDL_Rect * rect);
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	497
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	498 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	499 * \brief Draw some number of rectangles on the current rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	500 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	501 * \param rects A pointer to an array of destination rectangles.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	502 * \param count The number of rectangles.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	503 *
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	504 * \return 0 on success, or -1 on error
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	505 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	506 extern DECLSPEC int SDLCALL SDL_RenderDrawRects(SDL_Renderer * renderer,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	507 const SDL_Rect ** rects,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	508 int count);
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	509
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	510 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	511 * \brief Fill a rectangle on the current rendering target with the drawing color.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	512 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	513 * \param rect A pointer to the destination rectangle, or NULL for the entire
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	514 * rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	515 *
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	516 * \return 0 on success, or -1 on error
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	517 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	518 extern DECLSPEC int SDLCALL SDL_RenderFillRect(SDL_Renderer * renderer,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	519 const SDL_Rect * rect);
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	520
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	521 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	522 * \brief Fill some number of rectangles on the current rendering target with the drawing color.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	523 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	524 * \param rects A pointer to an array of destination rectangles.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	525 * \param count The number of rectangles.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	526 *
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	527 * \return 0 on success, or -1 on error
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	528 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	529 extern DECLSPEC int SDLCALL SDL_RenderFillRects(SDL_Renderer * renderer,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	530 const SDL_Rect ** rect,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	531 int count);
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	532
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	533 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	534 * \brief Copy a portion of the texture to the current rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	535 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	536 * \param texture The source texture.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	537 * \param srcrect A pointer to the source rectangle, or NULL for the entire
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	538 * texture.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	539 * \param dstrect A pointer to the destination rectangle, or NULL for the
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	540 * entire rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	541 *
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	542 * \return 0 on success, or -1 on error
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	543 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	544 extern DECLSPEC int SDLCALL SDL_RenderCopy(SDL_Renderer * renderer,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	545 SDL_Texture * texture,
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	546 const SDL_Rect * srcrect,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	547 const SDL_Rect * dstrect);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	548
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	549 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	550 * \brief Read pixels from the current rendering target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	551 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	552 * \param rect A pointer to the rectangle to read, or NULL for the entire
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	553 * render target.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	554 * \param format The desired format of the pixel data, or 0 to use the format
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	555 * of the rendering target
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	556 * \param pixels A pointer to be filled in with the pixel data
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	557 * \param pitch The pitch of the pixels parameter.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	558 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	559 * \return 0 on success, or -1 if pixel reading is not supported.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	560 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	561 * \warning This is a very slow operation, and should not be used frequently.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	562 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	563 extern DECLSPEC int SDLCALL SDL_RenderReadPixels(SDL_Renderer * renderer,
ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	564 const SDL_Rect * rect,
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	565 Uint32 format,
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	566 void *pixels, int pitch);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	567
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	568 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	569 * \brief Update the screen with rendering performed.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	570 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	571 extern DECLSPEC void SDLCALL SDL_RenderPresent(SDL_Renderer * renderer);
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	572
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	573 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	574 * \brief Destroy the specified texture.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	575 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	576 * \sa SDL_CreateTexture()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	577 * \sa SDL_CreateTextureFromSurface()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	578 */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	579 extern DECLSPEC void SDLCALL SDL_DestroyTexture(SDL_Texture * texture);
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	580
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	581 /**
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	582 * \brief Destroy the rendering context for a window and free associated
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	583 * textures.
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	584 *
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	585 * \sa SDL_CreateRenderer()
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	586 */
5150 ad50b3db78bd The rendering functions take a context so it's clear what window they're drawing to. This also potentially opens to the door to multi-threaded rendering in the future. Sam Lantinga <slouken@libsdl.org> parents: 5148 diff changeset	587 extern DECLSPEC void SDLCALL SDL_DestroyRenderer(SDL_Renderer * renderer);
5148 2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	588
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	589
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	590 /* Ends C function definitions when using C++ */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	591 #ifdef __cplusplus
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	592 /* INDENT-OFF */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	593 }
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	594 /* INDENT-ON */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	595 #endif
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	596 #include "close_code.h"
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	597
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	598 #endif /* _SDL_render_h */
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	599
2f44e6969a59 Split the rendering API out into a separate header file. Sam Lantinga <slouken@libsdl.org> parents: diff changeset	600 /* vi: set ts=4 sw=4 expandtab: */

Mercurial > sdl-ios-xcode

annotate include/SDL_render.h @ 5247:78ce7bfd0faf