diff options
author | Keith Whitwell <keith@tungstengraphics.com> | 2008-10-14 13:56:12 +0100 |
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committer | Keith Whitwell <keith@tungstengraphics.com> | 2008-10-14 14:18:36 +0100 |
commit | 055d986efefa310d6ffd1106e565ca2f5964159a (patch) | |
tree | ccde9b730a213bcc060284ac446d05f07f62a7d2 /progs/trivial/vp-tri-cb-pos.c | |
parent | 5548a3072f73b8868746b640535c4774657dc306 (diff) |
trivial: more vp tests
Diffstat (limited to 'progs/trivial/vp-tri-cb-pos.c')
-rw-r--r-- | progs/trivial/vp-tri-cb-pos.c | 156 |
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; +} |