annotate test/testgl.c @ 1022:3d4f1930ed02

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author Sam Lantinga <slouken@libsdl.org>
date Tue, 04 Jan 2005 19:04:14 +0000
parents 4272450dd8d0
children 670e74bf5cc8
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1 #include <stdlib.h>
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2 #include <stdio.h>
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3 #include <string.h>
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4 #include <math.h>
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5
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6 #include "SDL.h"
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7
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8 #ifdef HAVE_OPENGL
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9
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10 #include "SDL_opengl.h"
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11
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12 /* Undefine this if you want a flat cube instead of a rainbow cube */
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13 #define SHADED_CUBE
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14
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15 /* Define this to be the name of the logo image to use with -logo */
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16 #define LOGO_FILE "icon.bmp"
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17
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18 /* The SDL_OPENGLBLIT interface is deprecated.
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19 The code is still available for benchmark purposes though.
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20 */
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21
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22 static SDL_bool USE_DEPRECATED_OPENGLBLIT = SDL_FALSE;
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23
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24 static SDL_Surface *global_image = NULL;
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25 static GLuint global_texture = 0;
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26 static GLuint cursor_texture = 0;
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27
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28 /**********************************************************************/
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29
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30 void HotKey_ToggleFullScreen(void)
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31 {
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32 SDL_Surface *screen;
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33
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34 screen = SDL_GetVideoSurface();
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35 if ( SDL_WM_ToggleFullScreen(screen) ) {
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36 printf("Toggled fullscreen mode - now %s\n",
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37 (screen->flags&SDL_FULLSCREEN) ? "fullscreen" : "windowed");
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38 } else {
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39 printf("Unable to toggle fullscreen mode\n");
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40 }
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41 }
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42
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43 void HotKey_ToggleGrab(void)
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44 {
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45 SDL_GrabMode mode;
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46
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47 printf("Ctrl-G: toggling input grab!\n");
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48 mode = SDL_WM_GrabInput(SDL_GRAB_QUERY);
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49 if ( mode == SDL_GRAB_ON ) {
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50 printf("Grab was on\n");
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51 } else {
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52 printf("Grab was off\n");
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53 }
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54 mode = SDL_WM_GrabInput(!mode);
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55 if ( mode == SDL_GRAB_ON ) {
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56 printf("Grab is now on\n");
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57 } else {
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58 printf("Grab is now off\n");
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59 }
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60 }
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61
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62 void HotKey_Iconify(void)
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63 {
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64 printf("Ctrl-Z: iconifying window!\n");
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65 SDL_WM_IconifyWindow();
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66 }
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67
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68 int HandleEvent(SDL_Event *event)
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69 {
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70 int done;
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71
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72 done = 0;
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73 switch( event->type ) {
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74 case SDL_ACTIVEEVENT:
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75 /* See what happened */
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76 printf( "app %s ", event->active.gain ? "gained" : "lost" );
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77 if ( event->active.state & SDL_APPACTIVE ) {
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78 printf( "active " );
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79 } else if ( event->active.state & SDL_APPMOUSEFOCUS ) {
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80 printf( "mouse " );
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81 } else if ( event->active.state & SDL_APPINPUTFOCUS ) {
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82 printf( "input " );
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83 }
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84 printf( "focus\n" );
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85 break;
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86
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87
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88 case SDL_KEYDOWN:
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89 if ( event->key.keysym.sym == SDLK_ESCAPE ) {
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90 done = 1;
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91 }
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92 if ( (event->key.keysym.sym == SDLK_g) &&
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93 (event->key.keysym.mod & KMOD_CTRL) ) {
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94 HotKey_ToggleGrab();
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95 }
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96 if ( (event->key.keysym.sym == SDLK_z) &&
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97 (event->key.keysym.mod & KMOD_CTRL) ) {
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98 HotKey_Iconify();
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99 }
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100 if ( (event->key.keysym.sym == SDLK_RETURN) &&
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101 (event->key.keysym.mod & KMOD_ALT) ) {
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102 HotKey_ToggleFullScreen();
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103 }
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104 printf("key '%s' pressed\n",
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105 SDL_GetKeyName(event->key.keysym.sym));
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106 break;
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107 case SDL_QUIT:
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108 done = 1;
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109 break;
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110 }
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111 return(done);
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112 }
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113
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114 void SDL_GL_Enter2DMode()
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115 {
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116 SDL_Surface *screen = SDL_GetVideoSurface();
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117
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118 /* Note, there may be other things you need to change,
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119 depending on how you have your OpenGL state set up.
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120 */
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121 glPushAttrib(GL_ENABLE_BIT);
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122 glDisable(GL_DEPTH_TEST);
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123 glDisable(GL_CULL_FACE);
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124 glEnable(GL_TEXTURE_2D);
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125
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126 /* This allows alpha blending of 2D textures with the scene */
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127 glEnable(GL_BLEND);
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128 glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
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129
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130 glViewport(0, 0, screen->w, screen->h);
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131
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132 glMatrixMode(GL_PROJECTION);
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133 glPushMatrix();
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134 glLoadIdentity();
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135
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136 glOrtho(0.0, (GLdouble)screen->w, (GLdouble)screen->h, 0.0, 0.0, 1.0);
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137
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138 glMatrixMode(GL_MODELVIEW);
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139 glPushMatrix();
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140 glLoadIdentity();
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141
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142 glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_DECAL);
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143 }
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144
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145 void SDL_GL_Leave2DMode()
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146 {
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147 glMatrixMode(GL_MODELVIEW);
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148 glPopMatrix();
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149
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150 glMatrixMode(GL_PROJECTION);
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151 glPopMatrix();
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152
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diff changeset
153 glPopAttrib();
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154 }
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diff changeset
155
234
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diff changeset
156 /* Quick utility function for texture creation */
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diff changeset
157 static int power_of_two(int input)
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diff changeset
158 {
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diff changeset
159 int value = 1;
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diff changeset
160
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parents: 233
diff changeset
161 while ( value < input ) {
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diff changeset
162 value <<= 1;
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diff changeset
163 }
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diff changeset
164 return value;
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diff changeset
165 }
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diff changeset
166
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diff changeset
167 GLuint SDL_GL_LoadTexture(SDL_Surface *surface, GLfloat *texcoord)
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diff changeset
168 {
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diff changeset
169 GLuint texture;
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diff changeset
170 int w, h;
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diff changeset
171 SDL_Surface *image;
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diff changeset
172 SDL_Rect area;
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diff changeset
173 Uint32 saved_flags;
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diff changeset
174 Uint8 saved_alpha;
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diff changeset
175
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diff changeset
176 /* Use the surface width and height expanded to powers of 2 */
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diff changeset
177 w = power_of_two(surface->w);
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diff changeset
178 h = power_of_two(surface->h);
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diff changeset
179 texcoord[0] = 0.0f; /* Min X */
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180 texcoord[1] = 0.0f; /* Min Y */
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diff changeset
181 texcoord[2] = (GLfloat)surface->w / w; /* Max X */
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182 texcoord[3] = (GLfloat)surface->h / h; /* Max Y */
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183
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184 image = SDL_CreateRGBSurface(
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diff changeset
185 SDL_SWSURFACE,
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186 w, h,
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187 32,
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188 #if SDL_BYTEORDER == SDL_LIL_ENDIAN /* OpenGL RGBA masks */
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189 0x000000FF,
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diff changeset
190 0x0000FF00,
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diff changeset
191 0x00FF0000,
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diff changeset
192 0xFF000000
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diff changeset
193 #else
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194 0xFF000000,
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195 0x00FF0000,
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diff changeset
196 0x0000FF00,
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197 0x000000FF
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198 #endif
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diff changeset
199 );
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diff changeset
200 if ( image == NULL ) {
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diff changeset
201 return 0;
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diff changeset
202 }
1af4be6a73cd Modified the logo texture load to accept any width/height image
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diff changeset
203
1af4be6a73cd Modified the logo texture load to accept any width/height image
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diff changeset
204 /* Save the alpha blending attributes */
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diff changeset
205 saved_flags = surface->flags&(SDL_SRCALPHA|SDL_RLEACCELOK);
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diff changeset
206 saved_alpha = surface->format->alpha;
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diff changeset
207 if ( (saved_flags & SDL_SRCALPHA) == SDL_SRCALPHA ) {
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diff changeset
208 SDL_SetAlpha(surface, 0, 0);
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diff changeset
209 }
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diff changeset
210
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parents: 233
diff changeset
211 /* Copy the surface into the GL texture image */
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parents: 233
diff changeset
212 area.x = 0;
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parents: 233
diff changeset
213 area.y = 0;
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diff changeset
214 area.w = surface->w;
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diff changeset
215 area.h = surface->h;
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diff changeset
216 SDL_BlitSurface(surface, &area, image, &area);
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diff changeset
217
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diff changeset
218 /* Restore the alpha blending attributes */
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parents: 233
diff changeset
219 if ( (saved_flags & SDL_SRCALPHA) == SDL_SRCALPHA ) {
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diff changeset
220 SDL_SetAlpha(surface, saved_flags, saved_alpha);
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parents: 233
diff changeset
221 }
1af4be6a73cd Modified the logo texture load to accept any width/height image
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diff changeset
222
1af4be6a73cd Modified the logo texture load to accept any width/height image
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diff changeset
223 /* Create an OpenGL texture for the image */
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parents: 233
diff changeset
224 glGenTextures(1, &texture);
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
225 glBindTexture(GL_TEXTURE_2D, texture);
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parents: 233
diff changeset
226 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
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parents: 233
diff changeset
227 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
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parents: 233
diff changeset
228 glTexImage2D(GL_TEXTURE_2D,
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parents: 233
diff changeset
229 0,
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parents: 233
diff changeset
230 GL_RGBA,
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parents: 233
diff changeset
231 w, h,
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parents: 233
diff changeset
232 0,
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parents: 233
diff changeset
233 GL_RGBA,
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parents: 233
diff changeset
234 GL_UNSIGNED_BYTE,
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parents: 233
diff changeset
235 image->pixels);
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parents: 233
diff changeset
236 SDL_FreeSurface(image); /* No longer needed */
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parents: 233
diff changeset
237
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diff changeset
238 return texture;
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
239 }
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
240
933
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
241 void DrawLogoCursor(void)
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
242 {
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
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parents: 910
diff changeset
243 static GLfloat texMinX, texMinY;
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
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parents: 910
diff changeset
244 static GLfloat texMaxX, texMaxY;
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
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parents: 910
diff changeset
245 static int w, h;
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
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parents: 910
diff changeset
246 int x, y;
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
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parents: 910
diff changeset
247
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
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parents: 910
diff changeset
248 SDL_Surface *screen = SDL_GetVideoSurface();
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
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parents: 910
diff changeset
249
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
250 if ( ! cursor_texture ) {
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
251 SDL_Surface *image;
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
252 GLfloat texcoord[4];
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
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parents: 910
diff changeset
253
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
254 /* Load the image (could use SDL_image library here) */
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
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parents: 910
diff changeset
255 image = SDL_LoadBMP(LOGO_FILE);
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
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parents: 910
diff changeset
256 if ( image == NULL ) {
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
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parents: 910
diff changeset
257 return;
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
258 }
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
259 w = image->w;
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
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parents: 910
diff changeset
260 h = image->h;
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
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parents: 910
diff changeset
261
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
262 /* Convert the image into an OpenGL texture */
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
263 cursor_texture = SDL_GL_LoadTexture(image, texcoord);
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
264
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
265 /* Make texture coordinates easy to understand */
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
266 texMinX = texcoord[0];
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
267 texMinY = texcoord[1];
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
268 texMaxX = texcoord[2];
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
269 texMaxY = texcoord[3];
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
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parents: 910
diff changeset
270
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
271 /* We don't need the original image anymore */
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
272 SDL_FreeSurface(image);
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
273
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
274 /* Make sure that the texture conversion is okay */
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
275 if ( ! cursor_texture ) {
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
276 return;
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
277 }
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
278 }
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
279
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
280 /* Move the image around */
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
281 SDL_GetMouseState(&x, &y);
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
282 x -= w/2;
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
283 y -= h/2;
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
284
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
285 /* Show the image on the screen */
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
286 SDL_GL_Enter2DMode();
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
287 glBindTexture(GL_TEXTURE_2D, cursor_texture);
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
288 glBegin(GL_TRIANGLE_STRIP);
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
289 glTexCoord2f(texMinX, texMinY); glVertex2i(x, y );
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
290 glTexCoord2f(texMaxX, texMinY); glVertex2i(x+w, y );
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
291 glTexCoord2f(texMinX, texMaxY); glVertex2i(x, y+h);
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parents: 910
diff changeset
292 glTexCoord2f(texMaxX, texMaxY); glVertex2i(x+w, y+h);
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parents: 910
diff changeset
293 glEnd();
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parents: 910
diff changeset
294 SDL_GL_Leave2DMode();
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diff changeset
295 }
492
c59692dcdce0 *** empty log message ***
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diff changeset
296
234
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diff changeset
297 void DrawLogoTexture(void)
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diff changeset
298 {
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diff changeset
299 static GLfloat texMinX, texMinY;
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diff changeset
300 static GLfloat texMaxX, texMaxY;
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diff changeset
301 static int x = 0;
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diff changeset
302 static int y = 0;
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diff changeset
303 static int w, h;
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304 static int delta_x = 1;
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diff changeset
305 static int delta_y = 1;
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diff changeset
306 static Uint32 last_moved = 0;
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parents: 233
diff changeset
307
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diff changeset
308 SDL_Surface *screen = SDL_GetVideoSurface();
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parents: 233
diff changeset
309
492
c59692dcdce0 *** empty log message ***
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diff changeset
310 if ( ! global_texture ) {
234
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diff changeset
311 SDL_Surface *image;
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diff changeset
312 GLfloat texcoord[4];
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diff changeset
313
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parents: 233
diff changeset
314 /* Load the image (could use SDL_image library here) */
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315 image = SDL_LoadBMP(LOGO_FILE);
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316 if ( image == NULL ) {
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diff changeset
317 return;
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diff changeset
318 }
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319 w = image->w;
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diff changeset
320 h = image->h;
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321
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diff changeset
322 /* Convert the image into an OpenGL texture */
492
c59692dcdce0 *** empty log message ***
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diff changeset
323 global_texture = SDL_GL_LoadTexture(image, texcoord);
234
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324
1af4be6a73cd Modified the logo texture load to accept any width/height image
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diff changeset
325 /* Make texture coordinates easy to understand */
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326 texMinX = texcoord[0];
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327 texMinY = texcoord[1];
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328 texMaxX = texcoord[2];
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diff changeset
329 texMaxY = texcoord[3];
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330
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parents: 233
diff changeset
331 /* We don't need the original image anymore */
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parents: 233
diff changeset
332 SDL_FreeSurface(image);
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parents: 233
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333
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
334 /* Make sure that the texture conversion is okay */
492
c59692dcdce0 *** empty log message ***
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parents: 363
diff changeset
335 if ( ! global_texture ) {
234
1af4be6a73cd Modified the logo texture load to accept any width/height image
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diff changeset
336 return;
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
337 }
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
338 }
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
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339
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
340 /* Move the image around */
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341 x += delta_x;
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parents: 233
diff changeset
342 if ( x < 0 ) {
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diff changeset
343 x = 0;
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344 delta_x = -delta_x;
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parents: 233
diff changeset
345 } else
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diff changeset
346 if ( (x+w) > screen->w ) {
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diff changeset
347 x = screen->w-w;
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diff changeset
348 delta_x = -delta_x;
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parents: 233
diff changeset
349 }
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diff changeset
350 y += delta_y;
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diff changeset
351 if ( y < 0 ) {
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diff changeset
352 y = 0;
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353 delta_y = -delta_y;
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
354 } else
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
355 if ( (y+h) > screen->h ) {
1af4be6a73cd Modified the logo texture load to accept any width/height image
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diff changeset
356 y = screen->h-h;
1af4be6a73cd Modified the logo texture load to accept any width/height image
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diff changeset
357 delta_y = -delta_y;
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parents: 233
diff changeset
358 }
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
359
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
360 /* Show the image on the screen */
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
361 SDL_GL_Enter2DMode();
492
c59692dcdce0 *** empty log message ***
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parents: 363
diff changeset
362 glBindTexture(GL_TEXTURE_2D, global_texture);
234
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
363 glBegin(GL_TRIANGLE_STRIP);
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
364 glTexCoord2f(texMinX, texMinY); glVertex2i(x, y );
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
365 glTexCoord2f(texMaxX, texMinY); glVertex2i(x+w, y );
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
366 glTexCoord2f(texMinX, texMaxY); glVertex2i(x, y+h);
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
367 glTexCoord2f(texMaxX, texMaxY); glVertex2i(x+w, y+h);
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
368 glEnd();
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
369 SDL_GL_Leave2DMode();
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
370 }
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
371
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
372 /* This code is deprecated, but available for speed comparisons */
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
373 void DrawLogoBlit(void)
0
74212992fb08 Initial revision
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parents:
diff changeset
374 {
74212992fb08 Initial revision
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parents:
diff changeset
375 static int x = 0;
74212992fb08 Initial revision
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parents:
diff changeset
376 static int y = 0;
233
5b42a7f5fab3 SDL_OPENGLBLIT is deprecated, show the "right way" of doing things
Sam Lantinga <slouken@libsdl.org>
parents: 221
diff changeset
377 static int w, h;
0
74212992fb08 Initial revision
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parents:
diff changeset
378 static int delta_x = 1;
74212992fb08 Initial revision
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parents:
diff changeset
379 static int delta_y = 1;
74212992fb08 Initial revision
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parents:
diff changeset
380 static Uint32 last_moved = 0;
74212992fb08 Initial revision
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parents:
diff changeset
381
74212992fb08 Initial revision
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parents:
diff changeset
382 SDL_Rect dst;
234
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
383 SDL_Surface *screen = SDL_GetVideoSurface();
0
74212992fb08 Initial revision
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parents:
diff changeset
384
492
c59692dcdce0 *** empty log message ***
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parents: 363
diff changeset
385 if ( global_image == NULL ) {
0
74212992fb08 Initial revision
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parents:
diff changeset
386 SDL_Surface *temp;
74212992fb08 Initial revision
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parents:
diff changeset
387
234
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
388 /* Load the image (could use SDL_image library here) */
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
389 temp = SDL_LoadBMP(LOGO_FILE);
0
74212992fb08 Initial revision
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parents:
diff changeset
390 if ( temp == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
391 return;
74212992fb08 Initial revision
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parents:
diff changeset
392 }
234
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
393 w = temp->w;
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
394 h = temp->h;
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
395
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
396 /* Convert the image into the screen format */
492
c59692dcdce0 *** empty log message ***
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parents: 363
diff changeset
397 global_image = SDL_CreateRGBSurface(
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
398 SDL_SWSURFACE,
234
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
399 w, h,
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
400 screen->format->BitsPerPixel,
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
401 screen->format->Rmask,
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
402 screen->format->Gmask,
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
403 screen->format->Bmask,
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
404 screen->format->Amask);
492
c59692dcdce0 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 363
diff changeset
405 if ( global_image ) {
c59692dcdce0 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 363
diff changeset
406 SDL_BlitSurface(temp, NULL, global_image, NULL);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
407 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
408 SDL_FreeSurface(temp);
234
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
409
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
410 /* Make sure that the texture conversion is okay */
492
c59692dcdce0 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 363
diff changeset
411 if ( ! global_image ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
412 return;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
413 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
414 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
415
234
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
416 /* Move the image around
0
74212992fb08 Initial revision
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parents:
diff changeset
417 Note that we do not clear the old position. This is because we
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
418 perform a glClear() which clears the framebuffer and then only
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
419 update the new area.
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
420 Note that you can also achieve interesting effects by modifying
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
421 the screen surface alpha channel. It's set to 255 by default..
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
422 */
234
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
423 x += delta_x;
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
424 if ( x < 0 ) {
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
425 x = 0;
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
426 delta_x = -delta_x;
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
427 } else
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
428 if ( (x+w) > screen->w ) {
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
429 x = screen->w-w;
1af4be6a73cd Modified the logo texture load to accept any width/height image
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parents: 233
diff changeset
430 delta_x = -delta_x;
0
74212992fb08 Initial revision
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parents:
diff changeset
431 }
234
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
432 y += delta_y;
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
433 if ( y < 0 ) {
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
434 y = 0;
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
435 delta_y = -delta_y;
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
436 } else
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
437 if ( (y+h) > screen->h ) {
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
438 y = screen->h-h;
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
439 delta_y = -delta_y;
233
5b42a7f5fab3 SDL_OPENGLBLIT is deprecated, show the "right way" of doing things
Sam Lantinga <slouken@libsdl.org>
parents: 221
diff changeset
440 }
234
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
441 dst.x = x;
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
442 dst.y = y;
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
443 dst.w = w;
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
444 dst.h = h;
492
c59692dcdce0 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 363
diff changeset
445 SDL_BlitSurface(global_image, NULL, screen, &dst);
234
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
446
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
447 /* Show the image on the screen */
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
448 SDL_UpdateRects(screen, 1, &dst);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
449 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
450
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
451 int RunGLTest( int argc, char* argv[],
933
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
452 int logo, int logocursor, int slowly, int bpp, float gamma, int noframe, int fsaa )
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
453 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
454 int i;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
455 int rgb_size[3];
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
456 int w = 640;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
457 int h = 480;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
458 int done = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
459 int frames;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
460 Uint32 start_time, this_time;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
461 float color[8][3]= {{ 1.0, 1.0, 0.0},
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
462 { 1.0, 0.0, 0.0},
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
463 { 0.0, 0.0, 0.0},
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
464 { 0.0, 1.0, 0.0},
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
465 { 0.0, 1.0, 1.0},
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
466 { 1.0, 1.0, 1.0},
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
467 { 1.0, 0.0, 1.0},
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
468 { 0.0, 0.0, 1.0}};
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
469 float cube[8][3]= {{ 0.5, 0.5, -0.5},
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
470 { 0.5, -0.5, -0.5},
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
471 {-0.5, -0.5, -0.5},
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
472 {-0.5, 0.5, -0.5},
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
473 {-0.5, 0.5, 0.5},
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
474 { 0.5, 0.5, 0.5},
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
475 { 0.5, -0.5, 0.5},
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
476 {-0.5, -0.5, 0.5}};
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
477 Uint32 video_flags;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
478 int value;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
479
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
480 if( SDL_Init( SDL_INIT_VIDEO ) < 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
481 fprintf(stderr,"Couldn't initialize SDL: %s\n",SDL_GetError());
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
482 exit( 1 );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
483 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
484
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
485 /* See if we should detect the display depth */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
486 if ( bpp == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
487 if ( SDL_GetVideoInfo()->vfmt->BitsPerPixel <= 8 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
488 bpp = 8;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
489 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
490 bpp = 16; /* More doesn't seem to work */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
491 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
492 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
493
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
494 /* Set the flags we want to use for setting the video mode */
233
5b42a7f5fab3 SDL_OPENGLBLIT is deprecated, show the "right way" of doing things
Sam Lantinga <slouken@libsdl.org>
parents: 221
diff changeset
495 if ( logo && USE_DEPRECATED_OPENGLBLIT ) {
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
496 video_flags = SDL_OPENGLBLIT;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
497 } else {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
498 video_flags = SDL_OPENGL;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
499 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
500 for ( i=1; argv[i]; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
501 if ( strcmp(argv[1], "-fullscreen") == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
502 video_flags |= SDL_FULLSCREEN;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
503 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
504 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
505
320
66f815c147ed Date: Thu, 28 Mar 2002 09:20:03 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 243
diff changeset
506 if (noframe) {
66f815c147ed Date: Thu, 28 Mar 2002 09:20:03 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 243
diff changeset
507 video_flags |= SDL_NOFRAME;
66f815c147ed Date: Thu, 28 Mar 2002 09:20:03 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 243
diff changeset
508 }
66f815c147ed Date: Thu, 28 Mar 2002 09:20:03 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 243
diff changeset
509
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
510 /* Initialize the display */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
511 switch (bpp) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
512 case 8:
363
ca0b4ba5313e Date: Thu, 18 Apr 2002 13:50:53 -0700
Sam Lantinga <slouken@libsdl.org>
parents: 320
diff changeset
513 rgb_size[0] = 3;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
514 rgb_size[1] = 3;
363
ca0b4ba5313e Date: Thu, 18 Apr 2002 13:50:53 -0700
Sam Lantinga <slouken@libsdl.org>
parents: 320
diff changeset
515 rgb_size[2] = 2;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
516 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
517 case 15:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
518 case 16:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
519 rgb_size[0] = 5;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
520 rgb_size[1] = 5;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
521 rgb_size[2] = 5;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
522 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
523 default:
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
524 rgb_size[0] = 8;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
525 rgb_size[1] = 8;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
526 rgb_size[2] = 8;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
527 break;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
528 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
529 SDL_GL_SetAttribute( SDL_GL_RED_SIZE, rgb_size[0] );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
530 SDL_GL_SetAttribute( SDL_GL_GREEN_SIZE, rgb_size[1] );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
531 SDL_GL_SetAttribute( SDL_GL_BLUE_SIZE, rgb_size[2] );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
532 SDL_GL_SetAttribute( SDL_GL_DEPTH_SIZE, 16 );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
533 SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 );
655
9c42ee1b7d77 Date: Thu, 24 Apr 2003 15:13:47 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 492
diff changeset
534 if ( fsaa ) {
656
864e2d2a9a55 Merged in Ryan's multisample code for MacOS, and changed the constants to match.
Sam Lantinga <slouken@libsdl.org>
parents: 655
diff changeset
535 SDL_GL_SetAttribute( SDL_GL_MULTISAMPLEBUFFERS, 1 );
864e2d2a9a55 Merged in Ryan's multisample code for MacOS, and changed the constants to match.
Sam Lantinga <slouken@libsdl.org>
parents: 655
diff changeset
536 SDL_GL_SetAttribute( SDL_GL_MULTISAMPLESAMPLES, fsaa );
655
9c42ee1b7d77 Date: Thu, 24 Apr 2003 15:13:47 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 492
diff changeset
537 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
538 if ( SDL_SetVideoMode( w, h, bpp, video_flags ) == NULL ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
539 fprintf(stderr, "Couldn't set GL mode: %s\n", SDL_GetError());
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
540 SDL_Quit();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
541 exit(1);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
542 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
543
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
544 printf("Screen BPP: %d\n", SDL_GetVideoSurface()->format->BitsPerPixel);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
545 printf("\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
546 printf( "Vendor : %s\n", glGetString( GL_VENDOR ) );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
547 printf( "Renderer : %s\n", glGetString( GL_RENDERER ) );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
548 printf( "Version : %s\n", glGetString( GL_VERSION ) );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
549 printf( "Extensions : %s\n", glGetString( GL_EXTENSIONS ) );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
550 printf("\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
551
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
552 SDL_GL_GetAttribute( SDL_GL_RED_SIZE, &value );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
553 printf( "SDL_GL_RED_SIZE: requested %d, got %d\n", rgb_size[0],value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
554 SDL_GL_GetAttribute( SDL_GL_GREEN_SIZE, &value );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
555 printf( "SDL_GL_GREEN_SIZE: requested %d, got %d\n", rgb_size[1],value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
556 SDL_GL_GetAttribute( SDL_GL_BLUE_SIZE, &value );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
557 printf( "SDL_GL_BLUE_SIZE: requested %d, got %d\n", rgb_size[2],value);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
558 SDL_GL_GetAttribute( SDL_GL_DEPTH_SIZE, &value );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
559 printf( "SDL_GL_DEPTH_SIZE: requested %d, got %d\n", bpp, value );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
560 SDL_GL_GetAttribute( SDL_GL_DOUBLEBUFFER, &value );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
561 printf( "SDL_GL_DOUBLEBUFFER: requested 1, got %d\n", value );
655
9c42ee1b7d77 Date: Thu, 24 Apr 2003 15:13:47 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 492
diff changeset
562 if ( fsaa ) {
656
864e2d2a9a55 Merged in Ryan's multisample code for MacOS, and changed the constants to match.
Sam Lantinga <slouken@libsdl.org>
parents: 655
diff changeset
563 SDL_GL_GetAttribute( SDL_GL_MULTISAMPLEBUFFERS, &value );
864e2d2a9a55 Merged in Ryan's multisample code for MacOS, and changed the constants to match.
Sam Lantinga <slouken@libsdl.org>
parents: 655
diff changeset
564 printf( "SDL_GL_MULTISAMPLEBUFFERS: requested 1, got %d\n", value );
864e2d2a9a55 Merged in Ryan's multisample code for MacOS, and changed the constants to match.
Sam Lantinga <slouken@libsdl.org>
parents: 655
diff changeset
565 SDL_GL_GetAttribute( SDL_GL_MULTISAMPLESAMPLES, &value );
864e2d2a9a55 Merged in Ryan's multisample code for MacOS, and changed the constants to match.
Sam Lantinga <slouken@libsdl.org>
parents: 655
diff changeset
566 printf( "SDL_GL_MULTISAMPLESAMPLES: requested %d, got %d\n", fsaa, value );
655
9c42ee1b7d77 Date: Thu, 24 Apr 2003 15:13:47 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 492
diff changeset
567 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
568
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
569 /* Set the window manager title bar */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
570 SDL_WM_SetCaption( "SDL GL test", "testgl" );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
571
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
572 /* Set the gamma for the window */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
573 if ( gamma != 0.0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
574 SDL_SetGamma(gamma, gamma, gamma);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
575 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
576
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
577 glViewport( 0, 0, w, h );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
578 glMatrixMode( GL_PROJECTION );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
579 glLoadIdentity( );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
580
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
581 glOrtho( -2.0, 2.0, -2.0, 2.0, -20.0, 20.0 );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
582
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
583 glMatrixMode( GL_MODELVIEW );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
584 glLoadIdentity( );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
585
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
586 glEnable(GL_DEPTH_TEST);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
587
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
588 glDepthFunc(GL_LESS);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
589
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
590 glShadeModel(GL_SMOOTH);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
591
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
592 /* Loop until done. */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
593 start_time = SDL_GetTicks();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
594 frames = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
595 while( !done ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
596 GLenum gl_error;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
597 char* sdl_error;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
598 SDL_Event event;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
599
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
600 /* Do our drawing, too. */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
601 glClearColor( 0.0, 0.0, 0.0, 1.0 );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
602 glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
603
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
604 glBegin( GL_QUADS );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
605
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
606 #ifdef SHADED_CUBE
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
607 glColor3fv(color[0]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
608 glVertex3fv(cube[0]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
609 glColor3fv(color[1]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
610 glVertex3fv(cube[1]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
611 glColor3fv(color[2]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
612 glVertex3fv(cube[2]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
613 glColor3fv(color[3]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
614 glVertex3fv(cube[3]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
615
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
616 glColor3fv(color[3]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
617 glVertex3fv(cube[3]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
618 glColor3fv(color[4]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
619 glVertex3fv(cube[4]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
620 glColor3fv(color[7]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
621 glVertex3fv(cube[7]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
622 glColor3fv(color[2]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
623 glVertex3fv(cube[2]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
624
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
625 glColor3fv(color[0]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
626 glVertex3fv(cube[0]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
627 glColor3fv(color[5]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
628 glVertex3fv(cube[5]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
629 glColor3fv(color[6]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
630 glVertex3fv(cube[6]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
631 glColor3fv(color[1]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
632 glVertex3fv(cube[1]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
633
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
634 glColor3fv(color[5]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
635 glVertex3fv(cube[5]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
636 glColor3fv(color[4]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
637 glVertex3fv(cube[4]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
638 glColor3fv(color[7]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
639 glVertex3fv(cube[7]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
640 glColor3fv(color[6]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
641 glVertex3fv(cube[6]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
642
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
643 glColor3fv(color[5]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
644 glVertex3fv(cube[5]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
645 glColor3fv(color[0]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
646 glVertex3fv(cube[0]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
647 glColor3fv(color[3]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
648 glVertex3fv(cube[3]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
649 glColor3fv(color[4]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
650 glVertex3fv(cube[4]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
651
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
652 glColor3fv(color[6]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
653 glVertex3fv(cube[6]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
654 glColor3fv(color[1]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
655 glVertex3fv(cube[1]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
656 glColor3fv(color[2]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
657 glVertex3fv(cube[2]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
658 glColor3fv(color[7]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
659 glVertex3fv(cube[7]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
660 #else // flat cube
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
661 glColor3f(1.0, 0.0, 0.0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
662 glVertex3fv(cube[0]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
663 glVertex3fv(cube[1]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
664 glVertex3fv(cube[2]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
665 glVertex3fv(cube[3]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
666
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
667 glColor3f(0.0, 1.0, 0.0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
668 glVertex3fv(cube[3]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
669 glVertex3fv(cube[4]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
670 glVertex3fv(cube[7]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
671 glVertex3fv(cube[2]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
672
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
673 glColor3f(0.0, 0.0, 1.0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
674 glVertex3fv(cube[0]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
675 glVertex3fv(cube[5]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
676 glVertex3fv(cube[6]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
677 glVertex3fv(cube[1]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
678
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
679 glColor3f(0.0, 1.0, 1.0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
680 glVertex3fv(cube[5]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
681 glVertex3fv(cube[4]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
682 glVertex3fv(cube[7]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
683 glVertex3fv(cube[6]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
684
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
685 glColor3f(1.0, 1.0, 0.0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
686 glVertex3fv(cube[5]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
687 glVertex3fv(cube[0]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
688 glVertex3fv(cube[3]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
689 glVertex3fv(cube[4]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
690
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
691 glColor3f(1.0, 0.0, 1.0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
692 glVertex3fv(cube[6]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
693 glVertex3fv(cube[1]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
694 glVertex3fv(cube[2]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
695 glVertex3fv(cube[7]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
696 #endif /* SHADED_CUBE */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
697
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
698 glEnd( );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
699
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
700 glMatrixMode(GL_MODELVIEW);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
701 glRotatef(5.0, 1.0, 1.0, 1.0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
702
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
703 /* Draw 2D logo onto the 3D display */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
704 if ( logo ) {
234
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
705 if ( USE_DEPRECATED_OPENGLBLIT ) {
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
706 DrawLogoBlit();
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
707 } else {
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
708 DrawLogoTexture();
1af4be6a73cd Modified the logo texture load to accept any width/height image
Sam Lantinga <slouken@libsdl.org>
parents: 233
diff changeset
709 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
710 }
933
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
711 if ( logocursor ) {
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
712 DrawLogoCursor();
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
713 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
714
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
715 SDL_GL_SwapBuffers( );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
716
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
717 /* Check for error conditions. */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
718 gl_error = glGetError( );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
719
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
720 if( gl_error != GL_NO_ERROR ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
721 fprintf( stderr, "testgl: OpenGL error: %d\n", gl_error );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
722 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
723
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
724 sdl_error = SDL_GetError( );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
725
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
726 if( sdl_error[0] != '\0' ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
727 fprintf(stderr, "testgl: SDL error '%s'\n", sdl_error);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
728 SDL_ClearError();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
729 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
730
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
731 /* Allow the user to see what's happening */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
732 if ( slowly ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
733 SDL_Delay( 20 );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
734 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
735
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
736 /* Check if there's a pending event. */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
737 while( SDL_PollEvent( &event ) ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
738 done = HandleEvent(&event);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
739 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
740 ++frames;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
741 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
742
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
743 /* Print out the frames per second */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
744 this_time = SDL_GetTicks();
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
745 if ( this_time != start_time ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
746 printf("%2.2f FPS\n",
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
747 ((float)frames/(this_time-start_time))*1000.0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
748 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
749
492
c59692dcdce0 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 363
diff changeset
750 if ( global_image ) {
c59692dcdce0 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 363
diff changeset
751 SDL_FreeSurface(global_image);
c59692dcdce0 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 363
diff changeset
752 global_image = NULL;
c59692dcdce0 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 363
diff changeset
753 }
c59692dcdce0 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 363
diff changeset
754 if ( global_texture ) {
c59692dcdce0 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 363
diff changeset
755 glDeleteTextures( 1, &global_texture );
c59692dcdce0 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 363
diff changeset
756 global_texture = 0;
c59692dcdce0 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 363
diff changeset
757 }
933
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
758 if ( cursor_texture ) {
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
759 glDeleteTextures( 1, &cursor_texture );
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
760 cursor_texture = 0;
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
761 }
492
c59692dcdce0 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 363
diff changeset
762
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
763 /* Destroy our GL context, etc. */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
764 SDL_Quit( );
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
765 return(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
766 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
767
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
768 int main(int argc, char *argv[])
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
769 {
933
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
770 int i, logo, logocursor;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
771 int numtests;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
772 int bpp = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
773 int slowly;
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Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
774 float gamma = 0.0;
492
c59692dcdce0 *** empty log message ***
Sam Lantinga <slouken@libsdl.org>
parents: 363
diff changeset
775 int noframe = 0;
655
9c42ee1b7d77 Date: Thu, 24 Apr 2003 15:13:47 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 492
diff changeset
776 int fsaa = 0;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
777
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
778 logo = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
779 slowly = 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
780 numtests = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
781 for ( i=1; argv[i]; ++i ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
782 if ( strcmp(argv[i], "-twice") == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
783 ++numtests;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
784 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
785 if ( strcmp(argv[i], "-logo") == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
786 logo = 1;
233
5b42a7f5fab3 SDL_OPENGLBLIT is deprecated, show the "right way" of doing things
Sam Lantinga <slouken@libsdl.org>
parents: 221
diff changeset
787 USE_DEPRECATED_OPENGLBLIT = SDL_FALSE;
5b42a7f5fab3 SDL_OPENGLBLIT is deprecated, show the "right way" of doing things
Sam Lantinga <slouken@libsdl.org>
parents: 221
diff changeset
788 }
5b42a7f5fab3 SDL_OPENGLBLIT is deprecated, show the "right way" of doing things
Sam Lantinga <slouken@libsdl.org>
parents: 221
diff changeset
789 if ( strcmp(argv[i], "-logoblit") == 0 ) {
5b42a7f5fab3 SDL_OPENGLBLIT is deprecated, show the "right way" of doing things
Sam Lantinga <slouken@libsdl.org>
parents: 221
diff changeset
790 logo = 1;
5b42a7f5fab3 SDL_OPENGLBLIT is deprecated, show the "right way" of doing things
Sam Lantinga <slouken@libsdl.org>
parents: 221
diff changeset
791 USE_DEPRECATED_OPENGLBLIT = SDL_TRUE;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
792 }
933
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
793 if ( strcmp(argv[i], "-logocursor") == 0 ) {
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
794 logocursor = 1;
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
795 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
796 if ( strcmp(argv[i], "-slow") == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
797 slowly = 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
798 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
799 if ( strcmp(argv[i], "-bpp") == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
800 bpp = atoi(argv[++i]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
801 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
802 if ( strcmp(argv[i], "-gamma") == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
803 gamma = (float)atof(argv[++i]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
804 }
320
66f815c147ed Date: Thu, 28 Mar 2002 09:20:03 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 243
diff changeset
805 if ( strcmp(argv[i], "-noframe") == 0 ) {
66f815c147ed Date: Thu, 28 Mar 2002 09:20:03 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 243
diff changeset
806 noframe = 1;
66f815c147ed Date: Thu, 28 Mar 2002 09:20:03 +0200
Sam Lantinga <slouken@libsdl.org>
parents: 243
diff changeset
807 }
655
9c42ee1b7d77 Date: Thu, 24 Apr 2003 15:13:47 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 492
diff changeset
808 if ( strcmp(argv[i], "-fsaa") == 0 ) {
9c42ee1b7d77 Date: Thu, 24 Apr 2003 15:13:47 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 492
diff changeset
809 ++fsaa;
9c42ee1b7d77 Date: Thu, 24 Apr 2003 15:13:47 -0400
Sam Lantinga <slouken@libsdl.org>
parents: 492
diff changeset
810 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
811 if ( strncmp(argv[i], "-h", 2) == 0 ) {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
812 printf(
933
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
813 "Usage: %s [-twice] [-logo] [-logocursor] [-slow] [-bpp n] [-gamma n] [-noframe] [-fsaa] [-fullscreen]\n",
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
814 argv[0]);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
815 exit(0);
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
816 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
817 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
818 for ( i=0; i<numtests; ++i ) {
933
4272450dd8d0 Added an option to show the logo at the cursor position for debugging
Sam Lantinga <slouken@libsdl.org>
parents: 910
diff changeset
819 RunGLTest(argc, argv, logo, logocursor, slowly, bpp, gamma, noframe, fsaa);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
820 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
821 return 0;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
822 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
823
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
824 #else /* HAVE_OPENGL */
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
825
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
826 int main(int argc, char *argv[])
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
827 {
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
828 printf("No OpenGL support on this system\n");
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
829 return 1;
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
830 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
831
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
832 #endif /* HAVE_OPENGL */