refactor arg parsing
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parent
31614c4799
commit
086060b9f5
28
glxgears.c
28
glxgears.c
@ -310,6 +310,8 @@ static void reshape(int width, int height) {
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glMatrixMode(GL_MODELVIEW);
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glMatrixMode(GL_MODELVIEW);
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}
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}
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static GLboolean print_glinfo = GL_FALSE;
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static void init_scene(void) {
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static void init_scene(void) {
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glLightfv(GL_LIGHT0, GL_POSITION, (const GLfloat[]){5.0, 5.0, 10.0, 0.0});
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glLightfv(GL_LIGHT0, GL_POSITION, (const GLfloat[]){5.0, 5.0, 10.0, 0.0});
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glEnable(GL_CULL_FACE);
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glEnable(GL_CULL_FACE);
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@ -345,6 +347,14 @@ static void init_scene(void) {
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glEndList();
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glEndList();
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glEnable(GL_NORMALIZE);
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glEnable(GL_NORMALIZE);
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if (print_glinfo) {
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printf("GL_VENDOR = %s\n", (char *)glGetString(GL_VENDOR));
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printf("GL_RENDERER = %s\n", (char *)glGetString(GL_RENDERER));
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printf("GL_VERSION = %s\n", (char *)glGetString(GL_VERSION));
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printf("GL_EXTENSIONS = %s\n", (char *)glGetString(GL_EXTENSIONS));
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fflush(stdout);
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}
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}
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}
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static void visible(int vis) {
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static void visible(int vis) {
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@ -355,24 +365,24 @@ static void visible(int vis) {
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static char *window_title = "Gears";
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static char *window_title = "Gears";
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static void parse_args(int argc, char *argv[]) {
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static void parse_args(int argc, char *argv[]) {
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#ifdef USE_ARGP
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#else
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for (GLint i = 1; i < argc; i++)
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for (GLint i = 1; i < argc; i++)
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if (strcmp(argv[i], "-info") == 0) {
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if (strcmp(argv[i], "-exit") == 0) {
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printf("GL_VENDOR = %s\n", (char *)glGetString(GL_VENDOR));
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printf("GL_RENDERER = %s\n", (char *)glGetString(GL_RENDERER));
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printf("GL_VERSION = %s\n", (char *)glGetString(GL_VERSION));
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printf("GL_EXTENSIONS = %s\n", (char *)glGetString(GL_EXTENSIONS));
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fflush(stdout);
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} else if (strcmp(argv[i], "-exit") == 0) {
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autoexit = 30;
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autoexit = 30;
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printf("Auto Exit after %i seconds.\n", autoexit);
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printf("Auto Exit after %i seconds.\n", autoexit);
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fflush(stdout);
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fflush(stdout);
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} else if (strcmp(argv[i], "-noanim") == 0)
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} else if (strcmp(argv[i], "-info") == 0)
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print_glinfo = GL_TRUE;
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else if (strcmp(argv[i], "-noanim") == 0)
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Animate = GL_FALSE;
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Animate = GL_FALSE;
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#endif
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}
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}
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int main(int argc, char *argv[]) {
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int main(int argc, char *argv[]) {
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parse_args(argc, argv);
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glutInit(&argc, argv);
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glutInit(&argc, argv);
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parse_args(argc, argv);
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glutInitDisplayMode(GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE);
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glutInitDisplayMode(GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE);
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win = glutCreateWindow(window_title);
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win = glutCreateWindow(window_title);
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init_scene();
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init_scene();
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