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annotate src/video/directfb/SDL_DirectFB_video.h @ 5243:c0e9d3897a85

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Fixed compiling on Windows Added an untested shader for YV12 textures
author Sam Lantinga <slouken@libsdl.org>
date Wed, 09 Feb 2011 10:31:12 -0800
parents 572a73d71b5f
children b530ef003506
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2010 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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c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 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
cb384ef627f6 Added support for DirectFB video on Linux (thanks Denis!)
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
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13 Lesser 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 Lesser General Public
c9b51268668f Updated copyright information and removed rcs id lines (problematic in branch merges)
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 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 SDL1.3 DirectFB driver by couriersud@arcor.de
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23
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24 */
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25
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26 #include "SDL_config.h"
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27
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28 #ifndef _SDL_DirectFB_video_h
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29 #define _SDL_DirectFB_video_h
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30
cb384ef627f6 Added support for DirectFB video on Linux (thanks Denis!)
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31 #include <directfb.h>
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32 #include <directfb_version.h>
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33
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34 #include "../SDL_sysvideo.h"
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35 #include "SDL_scancode.h"
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36 #include "SDL_render.h"
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37
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38 #define DFB_VERSIONNUM(X, Y, Z) \
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39 ((X)*1000 + (Y)*100 + (Z))
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40
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41 #define DFB_COMPILEDVERSION \
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42 DFB_VERSIONNUM(DIRECTFB_MAJOR_VERSION, DIRECTFB_MINOR_VERSION, DIRECTFB_MICRO_VERSION)
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43
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44 #define DFB_VERSION_ATLEAST(X, Y, Z) \
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45 (DFB_COMPILEDVERSION >= DFB_VERSIONNUM(X, Y, Z))
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46
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47 #if (DFB_VERSION_ATLEAST(1,0,0))
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48 #define SDL_DIRECTFB_OPENGL 1
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49 #else
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50 #error "SDL_DIRECTFB: Please compile against libdirectfb version >= 1.0.0"
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51 #endif
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52
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53 /* Set below to 1 to compile with (old) multi mice/keyboard api. Code left in
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54 * in case we see this again ...
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55 */
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56
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57 #define USE_MULTI_API (0)
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58
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59 /* Support for LUT8/INDEX8 pixel format.
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60 * This is broken in DirectFB 1.4.3. It works in 1.4.0 and 1.4.5
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61 * occurred.
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62 */
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63
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64 #if (DFB_COMPILEDVERSION == DFB_VERSIONNUM(1, 4, 3))
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65 #define ENABLE_LUT8 (0)
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66 #else
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67 #define ENABLE_LUT8 (1)
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68 #endif
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69
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70 #define DIRECTFB_DEBUG 1
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71 #define LOG_CHANNEL stdout
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72
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73 #define DFBENV_USE_YUV_UNDERLAY "SDL_DIRECTFB_YUV_UNDERLAY" /* Default: off */
d364ee9b9c15 Date: Sun, 04 Jan 2009 20:53:30 +0100
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74 #define DFBENV_USE_YUV_DIRECT "SDL_DIRECTFB_YUV_DIRECT" /* Default: off */
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75 #define DFBENV_USE_X11_CHECK "SDL_DIRECTFB_X11_CHECK" /* Default: on */
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76 #define DFBENV_USE_LINUX_INPUT "SDL_DIRECTFB_LINUX_INPUT" /* Default: on */
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77 #define DFBENV_USE_WM "SDL_DIRECTFB_WM" /* Default: off */
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78
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79 #define SDL_DFB_RELEASE(x) do { if ( (x) != NULL ) { SDL_DFB_CHECK(x->Release(x)); x = NULL; } } while (0)
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c73a5f8a03d2 Fixed MakeSubSurface compiling issue for DirectFB <= 1.2.0
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80 #define SDL_DFB_FREE(x) do { if ( (x) != NULL ) { SDL_free(x); x = NULL; } } while (0)
c73a5f8a03d2 Fixed MakeSubSurface compiling issue for DirectFB <= 1.2.0
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81 #define SDL_DFB_UNLOCK(x) do { if ( (x) != NULL ) { x->Unlock(x); } } while (0)
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82
0e70b4b8cf84 Date: Sat, 11 Aug 2007 02:03:16 +0200 (CEST)
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83 #define SDL_DFB_CONTEXT "SDL_DirectFB"
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84
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85 #define SDL_DFB_ERR(x...) \
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86 do { \
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87 fprintf(LOG_CHANNEL, "%s: %s <%d>:\n\t", \
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88 SDL_DFB_CONTEXT, __FILE__, __LINE__ ); \
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89 fprintf(LOG_CHANNEL, x ); \
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90 } while (0)
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91
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92 #if (DIRECTFB_DEBUG)
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93
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94 #define SDL_DFB_LOG(x...) \
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95 do { \
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96 fprintf(LOG_CHANNEL, SDL_DFB_CONTEXT); \
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97 fprintf(LOG_CHANNEL, x ); \
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98 fprintf(LOG_CHANNEL, "\n"); \
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99 } while (0)
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100
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101 #define SDL_DFB_DEBUG(x...) SDL_DFB_ERR( x )
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102
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103 static inline DFBResult sdl_dfb_check(DFBResult ret, const char *src_file, int src_line) {
4636
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104 if (ret != DFB_OK) {
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105 SDL_DFB_LOG("%s (%d):%s", src_file, src_line, DirectFBErrorString (ret) );
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106 SDL_SetError("%s:%s", SDL_DFB_CONTEXT, DirectFBErrorString (ret) );
4636
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107 }
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108 return ret;
b196d2758026 Couriersud to Sam
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109 }
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110
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111 #define SDL_DFB_CHECK(x...) do { sdl_dfb_check( x, __FILE__, __LINE__); } while (0)
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112 #define SDL_DFB_CHECKERR(x...) do { if ( sdl_dfb_check( x, __FILE__, __LINE__) != DFB_OK ) goto error; } while (0)
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113
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114 #else
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115
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116 #define SDL_DFB_CHECK(x...) x
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117 #define SDL_DFB_CHECKERR(x...) do { if (x != DFB_OK ) goto error; } while (0)
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118 #define SDL_DFB_LOG(x...) do {} while (0)
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119 #define SDL_DFB_DEBUG(x...) do {} while (0)
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120
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121 #endif
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122
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123
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124 #define SDL_DFB_CALLOC(r, n, s) \
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125 do { \
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126 r = SDL_calloc (n, s); \
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127 if (!(r)) { \
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128 SDL_DFB_ERR("Out of memory"); \
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129 SDL_OutOfMemory(); \
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130 goto error; \
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131 } \
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132 } while (0)
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133
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134 #define SDL_DFB_ALLOC_CLEAR(r, s) SDL_DFB_CALLOC(r, 1, s)
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135
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136 /* Private display data */
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137
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138 #define SDL_DFB_DEVICEDATA(dev) DFB_DeviceData *devdata = (dev ? (DFB_DeviceData *) ((dev)->driverdata) : NULL)
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139
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140 #define DFB_MAX_SCREENS 10
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141
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142 typedef struct _DFB_KeyboardData DFB_KeyboardData;
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143 struct _DFB_KeyboardData
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144 {
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145 const SDL_Scancode *map; /* keyboard scancode map */
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146 int map_size; /* size of map */
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147 int map_adjust; /* index adjust */
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148 int is_generic; /* generic keyboard */
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149 int id;
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150 };
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151
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152 typedef struct _DFB_DeviceData DFB_DeviceData;
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153 struct _DFB_DeviceData
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154 {
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155 int initialized;
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156
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157 IDirectFB *dfb;
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158 int num_mice;
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159 int mouse_id[0x100];
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160 int num_keyboard;
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161 DFB_KeyboardData keyboard[10];
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162 SDL_Window *firstwin;
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163
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164 int use_yuv_underlays;
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165 int use_yuv_direct;
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166 int use_linux_input;
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167 int has_own_wm;
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168
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169
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170 /* window grab */
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171 SDL_Window *grabbed_window;
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172
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173 /* global events */
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174 IDirectFBEventBuffer *events;
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175 };
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176
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177 Uint32 DirectFB_DFBToSDLPixelFormat(DFBSurfacePixelFormat pixelformat);
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178 DFBSurfacePixelFormat DirectFB_SDLToDFBPixelFormat(Uint32 format);
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179 void DirectFB_SetSupportedPixelFormats(SDL_RendererInfo *ri);
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180
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181
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182 #endif /* _SDL_DirectFB_video_h */