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vertex program test program

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This commit is contained in:
Brian Paul
2001-12-14 03:03:38 +00:00
parent 86b842790b
commit 797ea81d63
3 changed files with 441 additions and 0 deletions
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progs/tests/vptest1.c
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/* Test glGenProgramsNV(), glIsProgramNV(), glLoadProgramNV() */
#include <assert.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#define GL_GLEXT_PROTOTYPES
#include <GL/glut.h>
static void Display( void )
{
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glPushMatrix();
glBegin(GL_POLYGON);
glVertexAttrib2fNV(0, -1, -1);
glVertexAttrib2fNV(0, 1, -1);
glVertexAttrib2fNV(0, 0, 1);
glEnd();
glPopMatrix();
glutSwapBuffers();
}
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, -15.0 );
}
static void Key( unsigned char key, int x, int y )
{
(void) x;
(void) y;
switch (key) {
case 27:
exit(0);
break;
}
glutPostRedisplay();
}
static void Init( void )
{
static const char *prog1 =
"!!VP1.0\n"
"MUL o[COL0].xyz, R0, c[35]; \n"
"END\n";
static const char *prog2 =
"!!VP1.0\n"
"#\n"
"# c[0-3] = modelview projection (composite) matrix\n"
"# c[32] = normalized light direction in object-space\n"
"# c[35] = yellow diffuse material, (1.0, 1.0, 0.0, 1.0)\n"
"# c[64].x = 0.0\n"
"# c[64].z = 0.125, a scaling factor\n"
"#\n"
"# outputs diffuse illumination for color and perturbed position\n"
"#\n"
"DP3 R0, c[32], v[NRML]; # light direction DOT normal\n"
"MUL o[COL0].xyz, R0, c[35]; \n"
"MAX R0, c[64].x, R0; \n"
"MUL R0, R0, v[NRML]; \n"
"MUL R0, R0, c[64].z; \n"
"ADD R1, v[OPOS], -R0; # perturb object space position\n"
"DP4 o[HPOS].x, c[0], R1; \n"
"DP4 o[HPOS].y, c[1], R1; \n"
"DP4 o[HPOS].z, c[2], R1; \n"
"DP4 o[HPOS].w, c[3], R1; \n"
"END\n";
static const char *prog3 =
"!!VP1.0\n"
"DP4 o[HPOS].x, c[0], v[OPOS];\n"
"DP4 o[HPOS].y, c[1], v[OPOS];\n"
"DP4 o[HPOS].z, c[2], v[OPOS];\n"
"DP4 o[HPOS].w, c[3], v[OPOS];\n"
"DP3 R0.x, c[4], v[NRML];\n"
"DP3 R0.y, c[5], v[NRML]; \n"
"DP3 R0.z, c[6], v[NRML]; # R0 = n' = transformed normal\n"
"DP3 R1.x, c[32], R0; # R1.x = Lpos DOT n'\n"
"DP3 R1.y, c[33], R0; # R1.y = hHat DOT n'\n"
"MOV R1.w, c[38].x; # R1.w = specular power\n"
"LIT R2, R1; # Compute lighting values\n"
"MAD R3, c[35].x, R2.y, c[35].y; # diffuse + emissive\n"
"MAD o[COL0].xyz, c[36], R2.z, R3; # + specular\n"
"END\n";
static const char *prog4 =
"!!VP1.0\n"
"DP4 R2, R3, c[A0.x];\n"
"DP4 R2, R3, c[A0.x + 5];\n"
"DP4 o[HPOS], R3, c[A0.x - 4];\n"
"END\n";
static const char *prog5 =
"!!VSP1.0\n"
"DP4 R2, R3, c[A0.x];\n"
"DP4 R2, R3, v[0];\n"
"DP4 c[3], R3, R2;\n"
"END\n";
GLuint progs[5];
glGenProgramsNV(2, progs);
assert(progs[0]);
assert(progs[1]);
assert(progs[0] != progs[1]);
glGenProgramsNV(3, progs + 2);
assert(progs[2]);
assert(progs[3]);
assert(progs[2] != progs[3]);
assert(progs[0] != progs[2]);
glLoadProgramNV(GL_VERTEX_PROGRAM_NV, 1,
strlen(prog1),
(const GLubyte *) prog1);
assert(!glIsProgramNV(1));
glLoadProgramNV(GL_VERTEX_PROGRAM_NV, 2,
strlen(prog2),
(const GLubyte *) prog2);
assert(glIsProgramNV(2));
glLoadProgramNV(GL_VERTEX_PROGRAM_NV, 3,
strlen(prog3),
(const GLubyte *) prog3);
assert(glIsProgramNV(3));
glLoadProgramNV(GL_VERTEX_PROGRAM_NV, 4,
strlen(prog4),
(const GLubyte *) prog4);
assert(glIsProgramNV(4));
glLoadProgramNV(GL_VERTEX_STATE_PROGRAM_NV, 5,
strlen(prog5),
(const GLubyte *) prog5);
assert(glIsProgramNV(5));
printf("glGetError = %d\n", (int) glGetError());
}
int main( int argc, char *argv[] )
{
glutInit( &argc, argv );
glutInitWindowPosition( 0, 0 );
glutInitWindowSize( 250, 250 );
glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
glutCreateWindow(argv[0]);
glutReshapeFunc( Reshape );
glutKeyboardFunc( Key );
glutDisplayFunc( Display );
Init();
glutMainLoop();
return 0;
}
progs/tests/vptest2.c
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/* Test vertex state program execution */
#include <assert.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#define GL_GLEXT_PROTOTYPES
#include <GL/glut.h>
static void Display( void )
{
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glPushMatrix();
glutSolidCube(2.0);
glPopMatrix();
glutSwapBuffers();
}
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, -15.0 );
}
static void Key( unsigned char key, int x, int y )
{
(void) x;
(void) y;
switch (key) {
case 27:
exit(0);
break;
}
glutPostRedisplay();
}
static void Test1( void )
{
static const GLfloat p[4] = {9, 8, 7, 6};
GLfloat q[4];
/* test addition */
static const char *prog =
"!!VSP1.0\n"
"MOV R0, c[0];\n"
"MOV R1, c[1];\n"
"ADD c[2], R0, R1;\n"
"END\n";
glLoadProgramNV(GL_VERTEX_STATE_PROGRAM_NV, 1,
strlen(prog),
(const GLubyte *) prog);
assert(glIsProgramNV(1));
glProgramParameter4fNV(GL_VERTEX_PROGRAM_NV, 0, 1, 2, 3, 4);
glProgramParameter4fNV(GL_VERTEX_PROGRAM_NV, 1, 10, 20, 30, 40);
glExecuteProgramNV(GL_VERTEX_STATE_PROGRAM_NV, 1, p);
glGetProgramParameterfvNV(GL_VERTEX_PROGRAM_NV, 2, GL_PROGRAM_PARAMETER_NV, q);
printf("Result c[2] = %g %g %g %g (should be 11 22 33 44)\n",
q[0], q[1], q[2], q[3]);
}
static void Test2( void )
{
static const GLfloat p[4] = {9, 8, 7, 6};
GLfloat q[4];
/* test swizzling */
static const char *prog =
"!!VSP1.0\n"
"MOV R0, c[0].wzyx;\n"
"MOV R1, c[1].wzyx;\n"
"ADD c[2], R0, R1;\n"
"END\n";
glLoadProgramNV(GL_VERTEX_STATE_PROGRAM_NV, 1,
strlen(prog),
(const GLubyte *) prog);
assert(glIsProgramNV(1));
glProgramParameter4fNV(GL_VERTEX_PROGRAM_NV, 0, 1, 2, 3, 4);
glProgramParameter4fNV(GL_VERTEX_PROGRAM_NV, 1, 10, 20, 30, 40);
glExecuteProgramNV(GL_VERTEX_STATE_PROGRAM_NV, 1, p);
glGetProgramParameterfvNV(GL_VERTEX_PROGRAM_NV, 2, GL_PROGRAM_PARAMETER_NV, q);
printf("Result c[2] = %g %g %g %g (should be 44 33 22 11)\n",
q[0], q[1], q[2], q[3]);
}
static void Test3( void )
{
static const GLfloat p[4] = {0, 0, 0, 0};
GLfloat q[4];
/* normalize vector */
static const char *prog =
"!!VSP1.0\n"
"# c[0] = (nx,ny,nz)\n"
"# R0.xyz = normalize(R1)\n"
"# R0.w = 1/sqrt(nx*nx + ny*ny + nz*nz)\n"
"# c[2] = R0\n"
"DP3 R0.w, c[0], c[0];\n"
"RSQ R0.w, R0.w;\n"
"MUL R0.xyz, c[0], R0.w;\n"
"MOV c[2], R0;\n"
"END\n";
glLoadProgramNV(GL_VERTEX_STATE_PROGRAM_NV, 1,
strlen(prog),
(const GLubyte *) prog);
assert(glIsProgramNV(1));
glProgramParameter4fNV(GL_VERTEX_PROGRAM_NV, 0, 0, 10, 0, 0);
glExecuteProgramNV(GL_VERTEX_STATE_PROGRAM_NV, 1, p);
glGetProgramParameterfvNV(GL_VERTEX_PROGRAM_NV, 2, GL_PROGRAM_PARAMETER_NV, q);
printf("Result c[2] = %g %g %g %g (should be 0, 1, 0, 0.1)\n",
q[0], q[1], q[2], q[3]);
}
int main( int argc, char *argv[] )
{
glutInit( &argc, argv );
glutInitWindowPosition( 0, 0 );
glutInitWindowSize( 50, 50 );
glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
glutCreateWindow(argv[0]);
glutReshapeFunc( Reshape );
glutKeyboardFunc( Key );
glutDisplayFunc( Display );
Test1();
Test2();
Test3();
glutMainLoop();
return 0;
}
progs/tests/vptest3.c
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/* Test glGenProgramsNV(), glIsProgramNV(), glLoadProgramNV() */
#include <assert.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#define GL_GLEXT_PROTOTYPES
#include <GL/glut.h>
static float Zrot = 0.0;
static void Display( void )
{
glClearColor(0.3, 0.3, 0.3, 1);
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
glEnable(GL_VERTEX_PROGRAM_NV);
glLoadIdentity();
glRotatef(Zrot, 0, 0, 1);
glTrackMatrixNV(GL_VERTEX_PROGRAM_NV, 0, GL_MODELVIEW, GL_IDENTITY_NV);
glPushMatrix();
glVertexAttrib3fNV(3, 1, 0.5, 0.25);
glBegin(GL_TRIANGLES);
#if 1
glVertexAttrib3fNV(3, 1.0, 0.0, 0.0);
glVertexAttrib2fNV(0, -0.5, -0.5);
glVertexAttrib3fNV(3, 0.0, 1.0, 0.0);
glVertexAttrib2fNV(0, 0.5, -0.5);
glVertexAttrib3fNV(3, 0.0, 0.0, 1.0);
glVertexAttrib2fNV(0, 0, 0.5);
#else
glVertex2f( -1, -1);
glVertex2f( 1, -1);
glVertex2f( 0, 1);
#endif
glEnd();
glPopMatrix();
glutSwapBuffers();
}
static void Reshape( int width, int height )
{
glViewport( 0, 0, width, height );
glMatrixMode( GL_PROJECTION );
glLoadIdentity();
/* glFrustum( -2.0, 2.0, -2.0, 2.0, 5.0, 25.0 );*/
glOrtho(-2.0, 2.0, -2.0, 2.0, -2.0, 2.0 );
glMatrixMode( GL_MODELVIEW );
glLoadIdentity();
/*glTranslatef( 0.0, 0.0, -15.0 );*/
}
static void Key( unsigned char key, int x, int y )
{
(void) x;
(void) y;
switch (key) {
case 'z':
Zrot -= 5.0;
break;
case 'Z':
Zrot += 5.0;
break;
case 27:
exit(0);
break;
}
glutPostRedisplay();
}
static void Init( void )
{
static const char *prog1 =
"!!VP1.0\n"
"MOV o[COL0], v[COL0];\n"
#if 0
"MOV o[HPOS], v[OPOS];\n"
#else
"DP4 o[HPOS].x, v[OPOS], c[0];\n"
"DP4 o[HPOS].y, v[OPOS], c[1];\n"
"DP4 o[HPOS].z, v[OPOS], c[2];\n"
"DP4 o[HPOS].w, v[OPOS], c[3];\n"
#endif
"END\n";
glLoadProgramNV(GL_VERTEX_PROGRAM_NV, 1,
strlen(prog1),
(const GLubyte *) prog1);
assert(glIsProgramNV(1));
glBindProgramNV(GL_VERTEX_PROGRAM_NV, 1);
printf("glGetError = %d\n", (int) glGetError());
}
int main( int argc, char *argv[] )
{
glutInit( &argc, argv );
glutInitWindowPosition( 0, 0 );
glutInitWindowSize( 250, 250 );
glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
glutCreateWindow(argv[0]);
glutReshapeFunc( Reshape );
glutKeyboardFunc( Key );
glutDisplayFunc( Display );
Init();
glutMainLoop();
return 0;
}