Mercurial > sdl-ios-xcode
annotate src/video/win32/SDL_win32video.c @ 2896:1ef2f1e75ff7
Date: Sat, 20 Dec 2008 23:25:19 +0100
From: Couriersud
Subject: 32 & 16 bit versions of blendrect and blendline
attached are 32, 16 and 15 bit versions of the blendrect and blendline
functionality. There was an issue with the bresenham alg. in drawline
which I also fixed.
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sat, 20 Dec 2008 23:19:20 +0000 |
parents | 99210400e8b9 |
children | 94b634c56455 |
rev | line source |
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1 /* |
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2 SDL - Simple DirectMedia Layer |
2859 | 3 Copyright (C) 1997-2009 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 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 |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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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 |
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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 #include "SDL_config.h" |
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23 |
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24 #include "SDL_main.h" |
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25 #include "SDL_video.h" |
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26 #include "SDL_mouse.h" |
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27 #include "../SDL_sysvideo.h" |
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28 #include "../SDL_pixels_c.h" |
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29 |
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30 #include "SDL_win32video.h" |
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31 #include "SDL_d3drender.h" |
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32 #include "SDL_gdirender.h" |
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33 |
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34 /* Initialization/Query functions */ |
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35 static int WIN_VideoInit(_THIS); |
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36 static void WIN_VideoQuit(_THIS); |
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37 |
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38 int total_mice = 0; /* total mouse count */ |
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39 HANDLE *mice = NULL; /* the handles to the detected mice */ |
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40 HCTX *g_hCtx = NULL; /* handles to tablet contexts */ |
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41 int tablet = -1; /* we're assuming that there is no tablet */ |
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42 |
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43 /* WIN32 driver bootstrap functions */ |
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44 |
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45 static int |
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46 WIN_Available(void) |
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47 { |
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48 return (1); |
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49 } |
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50 |
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51 static void |
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52 WIN_DeleteDevice(SDL_VideoDevice * device) |
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53 { |
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54 SDL_VideoData *data = (SDL_VideoData *) device->driverdata; |
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55 |
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56 SDL_UnregisterApp(); |
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57 #if SDL_VIDEO_RENDER_D3D |
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58 if (data->d3d) { |
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59 IDirect3D9_Release(data->d3d); |
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60 FreeLibrary(data->d3dDLL); |
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61 } |
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62 #endif |
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63 if (data->wintabDLL) { |
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64 FreeLibrary(data->wintabDLL); |
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65 } |
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66 SDL_free(device->driverdata); |
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67 SDL_free(device); |
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68 } |
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69 |
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70 static SDL_VideoDevice * |
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71 WIN_CreateDevice(int devindex) |
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72 { |
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73 SDL_VideoDevice *device; |
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74 SDL_VideoData *data; |
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75 |
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76 SDL_RegisterApp(NULL, 0, NULL); |
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77 |
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78 /* Initialize all variables that we clean on shutdown */ |
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79 device = (SDL_VideoDevice *) SDL_calloc(1, sizeof(SDL_VideoDevice)); |
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80 if (device) { |
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81 data = (struct SDL_VideoData *) SDL_calloc(1, sizeof(SDL_VideoData)); |
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82 } |
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83 if (!device || !data) { |
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84 SDL_OutOfMemory(); |
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85 if (device) { |
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86 SDL_free(device); |
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87 } |
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88 return NULL; |
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89 } |
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90 device->driverdata = data; |
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91 |
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92 #if SDL_VIDEO_RENDER_D3D |
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93 data->d3dDLL = LoadLibrary(TEXT("D3D9.DLL")); |
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94 if (data->d3dDLL) { |
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95 IDirect3D9 *(WINAPI * D3DCreate) (UINT SDKVersion); |
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96 |
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97 D3DCreate = |
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98 (IDirect3D9 * (WINAPI *) (UINT)) GetProcAddress(data->d3dDLL, |
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99 "Direct3DCreate9"); |
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100 if (D3DCreate) { |
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101 data->d3d = D3DCreate(D3D_SDK_VERSION); |
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102 } |
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103 if (!data->d3d) { |
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104 FreeLibrary(data->d3dDLL); |
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105 data->d3dDLL = NULL; |
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106 } |
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107 } |
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108 #endif /* SDL_VIDEO_RENDER_D3D */ |
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109 |
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110 data->wintabDLL = LoadLibrary(TEXT("WINTAB32.DLL")); |
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111 if (data->wintabDLL) { |
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112 #define PROCNAME(X) #X |
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113 data->WTInfoA = |
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114 (UINT(*)(UINT, UINT, LPVOID)) GetProcAddress(data->wintabDLL, |
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115 PROCNAME(WTInfoA)); |
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116 data->WTOpenA = |
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117 (HCTX(*)(HWND, LPLOGCONTEXTA, BOOL)) GetProcAddress(data-> |
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118 wintabDLL, |
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119 PROCNAME |
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120 (WTOpenA)); |
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121 data->WTPacket = |
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122 (int (*)(HCTX, UINT, LPVOID)) GetProcAddress(data->wintabDLL, |
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123 PROCNAME(WTPacket)); |
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124 data->WTClose = |
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125 (BOOL(*)(HCTX)) GetProcAddress(data->wintabDLL, |
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126 PROCNAME(WTClose)); |
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127 #undef PROCNAME |
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128 |
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129 if (!data->WTInfoA || !data->WTOpenA || !data->WTPacket |
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130 || !data->WTClose) { |
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131 FreeLibrary(data->wintabDLL); |
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132 data->wintabDLL = NULL; |
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133 } |
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134 } |
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135 |
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136 /* Set the function pointers */ |
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137 device->VideoInit = WIN_VideoInit; |
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138 device->VideoQuit = WIN_VideoQuit; |
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139 device->GetDisplayModes = WIN_GetDisplayModes; |
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140 device->SetDisplayMode = WIN_SetDisplayMode; |
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141 device->SetDisplayGammaRamp = WIN_SetDisplayGammaRamp; |
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142 device->GetDisplayGammaRamp = WIN_GetDisplayGammaRamp; |
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143 device->PumpEvents = WIN_PumpEvents; |
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144 |
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145 #undef CreateWindow |
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146 device->CreateWindow = WIN_CreateWindow; |
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147 device->CreateWindowFrom = WIN_CreateWindowFrom; |
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148 device->SetWindowTitle = WIN_SetWindowTitle; |
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149 device->SetWindowPosition = WIN_SetWindowPosition; |
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150 device->SetWindowSize = WIN_SetWindowSize; |
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151 device->ShowWindow = WIN_ShowWindow; |
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152 device->HideWindow = WIN_HideWindow; |
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153 device->RaiseWindow = WIN_RaiseWindow; |
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154 device->MaximizeWindow = WIN_MaximizeWindow; |
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155 device->MinimizeWindow = WIN_MinimizeWindow; |
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156 device->RestoreWindow = WIN_RestoreWindow; |
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157 device->SetWindowGrab = WIN_SetWindowGrab; |
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158 device->DestroyWindow = WIN_DestroyWindow; |
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159 device->GetWindowWMInfo = WIN_GetWindowWMInfo; |
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160 #ifdef SDL_VIDEO_OPENGL_WGL |
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161 device->GL_LoadLibrary = WIN_GL_LoadLibrary; |
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162 device->GL_GetProcAddress = WIN_GL_GetProcAddress; |
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163 device->GL_CreateContext = WIN_GL_CreateContext; |
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164 device->GL_MakeCurrent = WIN_GL_MakeCurrent; |
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165 device->GL_SetSwapInterval = WIN_GL_SetSwapInterval; |
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166 device->GL_GetSwapInterval = WIN_GL_GetSwapInterval; |
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167 device->GL_SwapWindow = WIN_GL_SwapWindow; |
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168 device->GL_DeleteContext = WIN_GL_DeleteContext; |
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169 #endif |
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170 |
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171 device->free = WIN_DeleteDevice; |
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172 |
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173 return device; |
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174 } |
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175 |
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176 VideoBootStrap WIN32_bootstrap = { |
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177 "win32", "SDL Win32/64 video driver", WIN_Available, WIN_CreateDevice |
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178 }; |
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179 |
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180 |
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181 int |
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182 WIN_VideoInit(_THIS) |
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183 { |
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184 WIN_InitModes(_this); |
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185 |
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186 #if SDL_VIDEO_RENDER_D3D |
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187 D3D_AddRenderDriver(_this); |
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188 #endif |
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189 #if SDL_VIDEO_RENDER_GDI |
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190 GDI_AddRenderDriver(_this); |
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191 #endif |
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192 |
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193 g_hCtx = SDL_malloc(sizeof(HCTX)); |
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194 WIN_InitKeyboard(_this); |
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195 WIN_InitMouse(_this); |
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196 |
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197 return 0; |
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198 } |
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199 |
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200 void |
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201 WIN_VideoQuit(_THIS) |
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202 { |
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203 WIN_QuitModes(_this); |
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204 WIN_QuitKeyboard(_this); |
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205 WIN_QuitMouse(_this); |
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206 SDL_free(g_hCtx); |
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207 } |
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208 |
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209 /* vim: set ts=4 sw=4 expandtab: */ |