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comparison test/testgles.c @ 3408:55541ddf13e3

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Support for GL initialization parameters has been added.
author Mike Gorchak <lestat@i.com.ua>
date Wed, 21 Oct 2009 14:51:42 +0000
parents 5ecc05616f39
children c92950635837
comparison
equal deleted inserted replaced
3407:d3baf5ac4e37 3408:55541ddf13e3
13 13
14 #include "SDL_opengles.h" 14 #include "SDL_opengles.h"
15 15
16 static CommonState *state; 16 static CommonState *state;
17 static SDL_GLContext *context = NULL; 17 static SDL_GLContext *context = NULL;
18 static int depth = 16;
18 19
19 /* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */ 20 /* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
20 static void 21 static void
21 quit(int rc) 22 quit(int rc)
22 { 23 {
116 ++fsaa; 117 ++fsaa;
117 consumed = 1; 118 consumed = 1;
118 } else if (SDL_strcasecmp(argv[i], "--accel") == 0) { 119 } else if (SDL_strcasecmp(argv[i], "--accel") == 0) {
119 ++accel; 120 ++accel;
120 consumed = 1; 121 consumed = 1;
122 } else if (SDL_strcasecmp(argv[i], "--zdepth") == 0) {
123 i++;
124 if (!argv[i]) {
125 consumed = -1;
126 } else {
127 depth = SDL_atoi(argv[i]);
128 consumed = 1;
129 }
121 } else { 130 } else {
122 consumed = -1; 131 consumed = -1;
123 } 132 }
124 } 133 }
125 if (consumed < 0) { 134 if (consumed < 0) {
126 fprintf(stderr, "Usage: %s %s [--fsaa] [--accel]\n", argv[0], 135 fprintf(stderr, "Usage: %s %s [--fsaa] [--accel] [--zdepth %%d]\n", argv[0],
127 CommonUsage(state)); 136 CommonUsage(state));
128 quit(1); 137 quit(1);
129 } 138 }
130 i += consumed; 139 i += consumed;
131 } 140 }
132 141
133 /* Set OpenGL parameters */ 142 /* Set OpenGL parameters */
134 state->window_flags |= SDL_WINDOW_OPENGL; 143 state->window_flags |= SDL_WINDOW_OPENGL;
135 SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 5); 144 state->gl_red_size = 5;
136 SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 5); 145 state->gl_green_size = 5;
137 SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 5); 146 state->gl_blue_size = 5;
138 SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 16); 147 state->gl_depth_size = depth;
139 if (fsaa) { 148 if (fsaa) {
140 SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 1); 149 state->gl_multisamplebuffers=1;
141 SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, fsaa); 150 state->gl_multisamplesamples=fsaa;
142 } 151 }
143 if (accel) { 152 if (accel) {
144 SDL_GL_SetAttribute(SDL_GL_ACCELERATED_VISUAL, 1); 153 state->gl_accelerated=1;
145 } 154 }
146 if (!CommonInit(state)) { 155 if (!CommonInit(state)) {
147 quit(2); 156 quit(2);
148 } 157 }
149 158
167 } else { 176 } else {
168 SDL_GL_SetSwapInterval(0); 177 SDL_GL_SetSwapInterval(0);
169 } 178 }
170 179
171 SDL_GetCurrentDisplayMode(&mode); 180 SDL_GetCurrentDisplayMode(&mode);
172 printf("Screen BPP: %d\n", SDL_BITSPERPIXEL(mode.format)); 181 printf("Screen bpp: %d\n", SDL_BITSPERPIXEL(mode.format));
173 printf("\n"); 182 printf("\n");
174 printf("Vendor : %s\n", glGetString(GL_VENDOR)); 183 printf("Vendor : %s\n", glGetString(GL_VENDOR));
175 printf("Renderer : %s\n", glGetString(GL_RENDERER)); 184 printf("Renderer : %s\n", glGetString(GL_RENDERER));
176 printf("Version : %s\n", glGetString(GL_VERSION)); 185 printf("Version : %s\n", glGetString(GL_VERSION));
177 printf("Extensions : %s\n", glGetString(GL_EXTENSIONS)); 186 printf("Extensions : %s\n", glGetString(GL_EXTENSIONS));
198 fprintf(stderr, "Failed to get SDL_GL_BLUE_SIZE: %s\n", 207 fprintf(stderr, "Failed to get SDL_GL_BLUE_SIZE: %s\n",
199 SDL_GetError()); 208 SDL_GetError());
200 } 209 }
201 status = SDL_GL_GetAttribute(SDL_GL_DEPTH_SIZE, &value); 210 status = SDL_GL_GetAttribute(SDL_GL_DEPTH_SIZE, &value);
202 if (!status) { 211 if (!status) {
203 printf("SDL_GL_DEPTH_SIZE: requested %d, got %d\n", 16, value); 212 printf("SDL_GL_DEPTH_SIZE: requested %d, got %d\n", depth, value);
204 } else { 213 } else {
205 fprintf(stderr, "Failed to get SDL_GL_DEPTH_SIZE: %s\n", 214 fprintf(stderr, "Failed to get SDL_GL_DEPTH_SIZE: %s\n",
206 SDL_GetError()); 215 SDL_GetError());
207 } 216 }
208 if (fsaa) { 217 if (fsaa) {