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-rw-r--r--progs/tests/quads.c262
1 files changed, 0 insertions, 262 deletions
diff --git a/progs/tests/quads.c b/progs/tests/quads.c
deleted file mode 100644
index e5b9920b66..0000000000
--- a/progs/tests/quads.c
+++ /dev/null
@@ -1,262 +0,0 @@
-/**
- * Draw colored quads.
- */
-
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <math.h>
-#include <GL/glew.h>
-#include <GL/glut.h>
-
-#define NUM_QUADS 20
-
-
-static int Win;
-static GLfloat Xrot = 40, Yrot = 0, Zrot = 0;
-static GLboolean Anim = GL_TRUE;
-static GLuint Vbuffer = 0;
-
-#if 1
-#else
-static GLfloat buf[NUM_QUADS * 6 * 4];
-#endif
-
-static GLboolean doSwapBuffers = GL_TRUE;
-
-static GLint Frames = 0, T0 = 0;
-
-
-static void
-Idle(void)
-{
- Xrot += 3.0;
- Yrot += 4.0;
- Zrot += 2.0;
- glutPostRedisplay();
-}
-
-
-static void
-Draw(void)
-{
- glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-
- glPushMatrix();
- glRotatef(Xrot, 1, 0, 0);
- glRotatef(Yrot, 0, 1, 0);
- glRotatef(Zrot, 0, 0, 1);
-
- glDrawArrays(GL_QUADS, 0, NUM_QUADS*4);
-
- glPopMatrix();
-
- if (doSwapBuffers)
- glutSwapBuffers();
- /*
- else
- glFinish();
- */
-
- {
- GLint t = glutGet(GLUT_ELAPSED_TIME);
- Frames++;
- if (t - T0 >= 5000) {
- GLfloat seconds = (t - T0) / 1000.0;
- GLfloat fps = Frames / seconds;
- printf("%d frames in %6.3f seconds = %6.3f FPS\n",
- Frames, seconds, fps);
- T0 = t;
- Frames = 0;
- }
- }
-}
-
-
-static void
-Reshape(int width, int height)
-{
- glViewport(0, 0, width, height);
- glMatrixMode(GL_PROJECTION);
- glLoadIdentity();
- glFrustum(-1.0, 1.0, -1.0, 1.0, 5.0, 25.0);
- glMatrixMode(GL_MODELVIEW);
- glLoadIdentity();
- glTranslatef(0.0, 0.0, -8.0);
-}
-
-
-static void
-Key(unsigned char key, int x, int y)
-{
- const GLfloat step = 3.0;
- (void) x;
- (void) y;
- switch (key) {
- case 's':
- doSwapBuffers = !doSwapBuffers;
- break;
- case 'a':
- Anim = !Anim;
- if (Anim)
- glutIdleFunc(Idle);
- else
- glutIdleFunc(NULL);
- break;
- case 'z':
- Zrot -= step;
- break;
- case 'Z':
- Zrot += step;
- break;
- case 27:
- glutDestroyWindow(Win);
- exit(0);
- break;
- }
- glutPostRedisplay();
-}
-
-
-static void
-SpecialKey(int key, int x, int y)
-{
- const GLfloat step = 3.0;
- (void) x;
- (void) y;
- switch (key) {
- case GLUT_KEY_UP:
- Xrot -= step;
- break;
- case GLUT_KEY_DOWN:
- Xrot += step;
- break;
- case GLUT_KEY_LEFT:
- Yrot -= step;
- break;
- case GLUT_KEY_RIGHT:
- Yrot += step;
- break;
- }
- glutPostRedisplay();
-}
-
-
-static void
-quad(float x, float y, float z, float *v)
-{
- int k = 0;
-
- /* color */
- v[k++] = x * 0.5 + 0.5;
- v[k++] = y * 0.5 + 0.5;
- v[k++] = z * 0.5 + 0.5;
- /* vert */
- v[k++] = x;
- v[k++] = y;
- v[k++] = z;
-
- /* color */
- v[k++] = -x * 0.5 + 0.5;
- v[k++] = -y * 0.5 + 0.5;
- v[k++] = z * 0.5 + 0.5;
- /* vert */
- v[k++] = -x;
- v[k++] = -y;
- v[k++] = z;
-
- /* color */
- v[k++] = -x * 0.5 + 0.5;
- v[k++] = -y * 0.5 + 0.5;
- v[k++] = -z * 0.5 + 0.5;
- /* vert */
- v[k++] = -x;
- v[k++] = -y;
- v[k++] = -z;
-
- /* color */
- v[k++] = x * 0.5 + 0.5;
- v[k++] = y * 0.5 + 0.5;
- v[k++] = -z * 0.5 + 0.5;
- /* vert */
- v[k++] = x;
- v[k++] = y;
- v[k++] = -z;
-}
-
-static void
-gen_quads(GLfloat *buf)
-{
- float *v = buf;
- float r = 1.0;
- int i;
-
- for (i = 0; i < NUM_QUADS; i++) {
- float angle = i / (float) NUM_QUADS * M_PI;
- float x = r * cos(angle);
- float y = r * sin(angle);
- float z = 1.10;
- quad(x, y, z, v);
- v += 24;
- }
-
- if (0) {
- float *p = buf;
- for (i = 0; i < NUM_QUADS * 4 * 2; i++) {
- printf("%d: %f %f %f\n", i, p[0], p[1], p[2]);
- p += 3;
- }
- }
-}
-
-
-static void
-Init(void)
-{
- int bytes = NUM_QUADS * 4 * 2 * 3 * sizeof(float);
- GLfloat *f;
-
-#if 1
- glGenBuffers(1, &Vbuffer);
- glBindBuffer(GL_ARRAY_BUFFER, Vbuffer);
- glBufferData(GL_ARRAY_BUFFER_ARB, bytes, NULL, GL_STATIC_DRAW_ARB);
- f = (float *) glMapBuffer(GL_ARRAY_BUFFER_ARB, GL_WRITE_ONLY_ARB);
- gen_quads(f);
- glUnmapBuffer(GL_ARRAY_BUFFER_ARB);
- glColorPointer(3, GL_FLOAT, 6*sizeof(float), (void *) 0);
- glVertexPointer(3, GL_FLOAT, 6*sizeof(float), (void *) 12);
-#else
- f = buf;
- gen_quads(f);
- glColorPointer(3, GL_FLOAT, 6*sizeof(float), buf);
- glVertexPointer(3, GL_FLOAT, 6*sizeof(float), buf + 3);
-#endif
-
- glEnableClientState(GL_COLOR_ARRAY);
- glEnableClientState(GL_VERTEX_ARRAY);
-
- glEnable(GL_DEPTH_TEST);
-
- glClearColor(0.5, 0.5, 0.5, 0.0);
-}
-
-
-int
-main(int argc, char *argv[])
-{
- glutInit(&argc, argv);
- glutInitWindowPosition(0, 0);
- glutInitWindowSize(600, 600);
- glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
- Win = glutCreateWindow(argv[0]);
- glewInit();
- glutReshapeFunc(Reshape);
- glutKeyboardFunc(Key);
- glutSpecialFunc(SpecialKey);
- glutDisplayFunc(Draw);
- if (Anim)
- glutIdleFunc(Idle);
- Init();
- glutMainLoop();
- return 0;
-}