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annotate src/video/photon/SDL_ph_video.h @ 643:564716cfb502

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Removed direct dependency on OpenGL (call current_video->glGetString() instead of glGetString() directly)...otherwise we'd have to explicitly link to a libGL. --ryan.
author Ryan C. Gordon <icculus@icculus.org>
date Tue, 01 Jul 2003 16:35:54 +0000
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Library General Public License for more details.
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14
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15 You should have received a copy of the GNU Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22
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23 #ifndef _SDL_ph_video_h
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24 #define _SDL_ph_video_h
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25
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26 #include "SDL_mouse.h"
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27 #include "SDL_sysvideo.h"
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28
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29 #include "Ph.h"
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30 #include "Pt.h"
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31 #include <photon/Pg.h>
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32 #include <photon/PdDirect.h>
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33 #ifdef HAVE_OPENGL
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34 #include <photon/PdGL.h>
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35 #endif /* HAVE_OPENGL */
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36
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37 /* Hidden "this" pointer for the video functions */
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38 #define _THIS SDL_VideoDevice *this
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39
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40 #define PH_OGL_MAX_ATTRIBS 32
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41
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42 #define SDLPH_PAL_NONE 0x00000000L
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43 #define SDLPH_PAL_EMULATE 0x00000001L
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44 #define SDLPH_PAL_SYSTEM 0x00000002L
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45
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46 typedef union vidptr{
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47 uint8_t* volatile ptr8;
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48 uint16_t* volatile ptr16;
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49 uint32_t* volatile ptr32;
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50 } VidPtr_t;
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51
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52 typedef struct {
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53 unsigned char* Y;
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54 unsigned char* V;
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55 unsigned char* U;
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56 } FRAMEDATA;
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57
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58 /* Private display data */
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59 struct SDL_PrivateVideoData {
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60 PgDisplaySettings_t mode_settings;
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61 PtWidget_t *Window; /* used to handle input events */
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62 PhImage_t *image; /* used to display image */
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63 #ifdef HAVE_OPENGL
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64 PdOpenGLContext_t* OGLContext; /* OpenGL context */
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65 #endif /* HAVE_OPENGL */
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66 PgColor_t savedpal[_Pg_MAX_PALETTE];
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67 PgColor_t syspalph[_Pg_MAX_PALETTE];
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68
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69 struct {
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70 PdDirectContext_t* direct_context;
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71 PdOffscreenContext_t* offscreen_context;
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72 PhDrawContext_t* oldDC;
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73 VidPtr_t dc_ptr;
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74 unsigned char* CurrentFrameData;
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75 unsigned char* FrameData0;
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76 unsigned char* FrameData1;
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77 int current;
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78 long flags;
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79 } ocimage;
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81 PgHWCaps_t graphics_card_caps; /* Graphics card caps at the moment of start */
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82 int old_video_mode; /* Stored mode before fullscreen switch */
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83 int old_refresh_rate; /* Stored refresh rate befor fullscreen switch */
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84
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85 int mouse_relative;
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86 WMcursor* BlankCursor;
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88 int depth; /* current visual depth (not bpp) */
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89 int desktopbpp; /* bpp of desktop at the moment of start */
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90 int desktoppal; /* palette mode emulation or system */
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92 int currently_fullscreen;
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93
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94 PhEvent_t* event;
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95 };
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96
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97 #define mode_settings (this->hidden->mode_settings)
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98 #define window (this->hidden->Window)
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99 #define oglctx (this->hidden->OGLContext)
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100 #define SDL_Image (this->hidden->image)
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101 #define OCImage (this->hidden->ocimage)
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102 #define old_video_mode (this->hidden->old_video_mode)
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103 #define old_refresh_rate (this->hidden->old_refresh_rate)
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104 #define graphics_card_caps (this->hidden->graphics_card_caps)
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105 #define desktopbpp (this->hidden->desktopbpp)
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106 #define desktoppal (this->hidden->desktoppal)
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107 #define savedpal (this->hidden->savedpal)
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108 #define syspalph (this->hidden->syspalph)
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110 /* Old variable names */
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111 #define mouse_relative (this->hidden->mouse_relative)
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112 #define currently_fullscreen (this->hidden->currently_fullscreen)
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113 #define event (this->hidden->event)
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114 #define SDL_BlankCursor (this->hidden->BlankCursor)
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116 #endif /* _SDL_x11video_h */