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authorKeith Whitwell <keith@tungstengraphics.com>2008-10-14 13:56:12 +0100
committerKeith Whitwell <keith@tungstengraphics.com>2008-10-14 14:18:36 +0100
commit055d986efefa310d6ffd1106e565ca2f5964159a (patch)
treeccde9b730a213bcc060284ac446d05f07f62a7d2 /progs/trivial/vp-tri-cb-pos.c
parent5548a3072f73b8868746b640535c4774657dc306 (diff)
trivial: more vp tests
Diffstat (limited to 'progs/trivial/vp-tri-cb-pos.c')
-rw-r--r--progs/trivial/vp-tri-cb-pos.c156
1 files changed, 156 insertions, 0 deletions
diff --git a/progs/trivial/vp-tri-cb-pos.c b/progs/trivial/vp-tri-cb-pos.c
new file mode 100644
index 00000000000..eb3aa0a8dc6
--- /dev/null
+++ b/progs/trivial/vp-tri-cb-pos.c
@@ -0,0 +1,156 @@
+/* Test glGenProgramsNV(), glIsProgramNV(), glLoadProgramNV() */
+
+#include <stdio.h>
+#include <assert.h>
+#include <string.h>
+#include <stdlib.h>
+#include <math.h>
+#define GL_GLEXT_PROTOTYPES
+#include <GL/glut.h>
+
+
+
+GLenum doubleBuffer;
+
+static void Init(void)
+{
+ GLint errno;
+ GLuint prognum;
+
+ static const char *prog1 =
+ "!!ARBvp1.0\n"
+ "PARAM Emission = state.material.emission; \n"
+ "PARAM Ambient = state.material.ambient; \n"
+ "PARAM Diffuse = state.material.diffuse; \n"
+ "PARAM Specular = state.material.specular; \n"
+ "DP4 result.position.x, Ambient, vertex.position;\n"
+ "DP4 result.position.y, Diffuse, vertex.position;\n"
+ "DP4 result.position.z, Specular, vertex.position;\n"
+ "DP4 result.position.w, Emission, vertex.position;\n"
+ "MOV result.color, vertex.color;\n"
+ "END\n";
+
+ const float Ambient[4] = { 0.0, 1.0, 0.0, 0.0 };
+ const float Diffuse[4] = { 1.0, 0.0, 0.0, 0.0 };
+ const float Specular[4] = { 0.0, 0.0, 1.0, 0.0 };
+ const float Emission[4] = { 0.0, 0.0, 0.0, 1.0 };
+ glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT, Ambient);
+ glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, Diffuse);
+ glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, Specular);
+ glMaterialfv(GL_FRONT_AND_BACK, GL_EMISSION, Emission);
+
+
+ glGenProgramsARB(1, &prognum);
+
+ glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
+ glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
+ strlen(prog1), (const GLubyte *) prog1);
+
+ assert(glIsProgramARB(prognum));
+ errno = glGetError();
+ printf("glGetError = %d\n", errno);
+ if (errno != GL_NO_ERROR)
+ {
+ GLint errorpos;
+
+ glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
+ printf("errorpos: %d\n", errorpos);
+ printf("%s\n", (char *)glGetString(GL_PROGRAM_ERROR_STRING_ARB));
+ }
+
+ glEnable(GL_VERTEX_PROGRAM_NV);
+
+}
+
+
+static void Reshape(int width, int height)
+{
+
+ glViewport(0, 0, (GLint)width, (GLint)height);
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+/* glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0); */
+ glMatrixMode(GL_MODELVIEW);
+}
+
+static void Key(unsigned char key, int x, int y)
+{
+
+ switch (key) {
+ case 27:
+ exit(1);
+ default:
+ return;
+ }
+
+ glutPostRedisplay();
+}
+
+static void Draw(void)
+{
+ glClear(GL_COLOR_BUFFER_BIT);
+
+ glBegin(GL_TRIANGLES);
+ glColor3f(0,0,.7);
+ glVertex3f( 0.9, -0.9, -0.0);
+ glColor3f(.8,0,0);
+ glVertex3f( 0.9, 0.9, -0.0);
+ glColor3f(0,.9,0);
+ glVertex3f(-0.9, 0.0, -0.0);
+ glEnd();
+
+ glFlush();
+
+ if (doubleBuffer) {
+ glutSwapBuffers();
+ }
+}
+
+static GLenum Args(int argc, char **argv)
+{
+ GLint i;
+
+ doubleBuffer = GL_FALSE;
+
+ for (i = 1; i < argc; i++) {
+ if (strcmp(argv[i], "-sb") == 0) {
+ doubleBuffer = GL_FALSE;
+ } else if (strcmp(argv[i], "-db") == 0) {
+ doubleBuffer = GL_TRUE;
+ } else {
+ fprintf(stderr, "%s (Bad option).\n", argv[i]);
+ return GL_FALSE;
+ }
+ }
+ return GL_TRUE;
+}
+
+int main(int argc, char **argv)
+{
+ GLenum type;
+
+ glutInit(&argc, argv);
+
+ if (Args(argc, argv) == GL_FALSE) {
+ exit(1);
+ }
+
+ glutInitWindowPosition(0, 0); glutInitWindowSize( 250, 250);
+
+ type = GLUT_RGB | GLUT_ALPHA;
+ type |= (doubleBuffer) ? GLUT_DOUBLE : GLUT_SINGLE;
+ glutInitDisplayMode(type);
+
+ if (glutCreateWindow("First Tri") == GL_FALSE) {
+ exit(1);
+ }
+
+ Init();
+
+ glutReshapeFunc(Reshape);
+ glutKeyboardFunc(Key);
+ glutDisplayFunc(Draw);
+ glutMainLoop();
+ return 0;
+}