summaryrefslogtreecommitdiff
path: root/progs/tests/arbvptest1.c
diff options
context:
space:
mode:
Diffstat (limited to 'progs/tests/arbvptest1.c')
-rw-r--r--progs/tests/arbvptest1.c167
1 files changed, 167 insertions, 0 deletions
diff --git a/progs/tests/arbvptest1.c b/progs/tests/arbvptest1.c
new file mode 100644
index 0000000000..65f693a226
--- /dev/null
+++ b/progs/tests/arbvptest1.c
@@ -0,0 +1,167 @@
+/* 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 load_program(const char *prog, GLuint prognum)
+{
+ int a;
+ GLint errorpos, errno;
+
+ glBindProgramARB(GL_VERTEX_PROGRAM_ARB, prognum);
+ glProgramStringARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_FORMAT_ASCII_ARB,
+ strlen(prog), (const GLubyte *) prog);
+
+ assert(glIsProgramARB(prognum));
+ errno = glGetError();
+ printf("glGetError = %d\n", errno);
+ if (errno != GL_NO_ERROR)
+ {
+ glGetIntegerv(GL_PROGRAM_ERROR_POSITION_ARB, &errorpos);
+ printf("errorpos: %d\n", errorpos);
+ printf("%s\n", glGetString(GL_PROGRAM_ERROR_STRING_ARB));
+
+ for (a=-10; a<10; a++)
+ {
+ if ((errorpos+a < 0) || (errorpos+a >= strlen(prog))) continue;
+ printf("%c", prog[errorpos+a]);
+ }
+ printf("\n");
+ exit(1);
+ }
+}
+
+static void Init( void )
+{
+ GLuint prognum[4];
+
+ static const char *prog1 =
+ "!!ARBvp1.0\n"
+ "TEMP R0;\n"
+ "MUL result.color.primary.xyz, R0, program.local[35]; \n"
+ "END\n";
+ static const char *prog2 =
+ "!!ARBvp1.0\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"
+ "TEMP R0, R1;\n"
+ "#\n"
+ "# outputs diffuse illumination for color and perturbed position\n"
+ "#\n"
+ "DP3 R0, program.local[32], vertex.normal; # light direction DOT normal\n"
+ "MUL result.color.primary.xyz, R0, program.local[35]; \n"
+ "MAX R0, program.local[64].x, R0; \n"
+ "MUL R0, R0, vertex.normal; \n"
+ "MUL R0, R0, program.local[64].z; \n"
+ "ADD R1, vertex.position, -R0; # perturb object space position\n"
+ "DP4 result.position.x, state.matrix.mvp.row[0], R1; \n"
+ "DP4 result.position.y, state.matrix.mvp.row[1], R1; \n"
+ "DP4 result.position.z, state.matrix.mvp.row[2], R1; \n"
+ "DP4 result.position.w, state.matrix.mvp.row[3], R1; \n"
+ "END\n";
+ static const char *prog3 =
+ "!!ARBvp1.0\n"
+ "TEMP R0, R1, R2, R3;\n"
+ "DP4 result.position.x, state.matrix.mvp.row[0], vertex.position;\n"
+ "DP4 result.position.y, state.matrix.mvp.row[1], vertex.position;\n"
+ "DP4 result.position.z, state.matrix.mvp.row[2], vertex.position;\n"
+ "DP4 result.position.w, state.matrix.mvp.row[3], vertex.position;\n"
+ "DP3 R0.x, state.matrix.modelview.inverse.row[0], vertex.normal;\n"
+ "DP3 R0.y, state.matrix.modelview.inverse.row[1], vertex.normal;\n"
+ "DP3 R0.z, state.matrix.modelview.inverse.row[2], vertex.normal;\n"
+ "DP3 R1.x, program.env[32], R0; # R1.x = Lpos DOT n'\n"
+ "DP3 R1.y, program.env[33], R0; # R1.y = hHat DOT n'\n"
+ "MOV R1.w, program.local[38].x; # R1.w = specular power\n"
+ "LIT R2, R1; # Compute lighting values\n"
+ "MAD R3, program.env[35].x, R2.y, program.env[35].y; # diffuse + emissive\n"
+ "MAD result.color.primary.xyz, program.env[36], R2.z, R3; # + specular\n"
+ "END\n";
+ static const char *prog4 =
+ "!!ARBvp1.0\n"
+ "TEMP R2, R3\n"
+ "DP4 R2, R3, program.local[A0.x];\n"
+#if 0
+ "DP4 R2, R3, program.local[A0.x + 5];\n"
+ "DP4 result.position, R3, program.local[A0.x - 4];\n"
+#else
+ "END\n";
+#endif
+
+ glGenProgramsNV(4, prognum);
+
+ load_program(prog1, prognum[0]);
+ load_program(prog2, prognum[1]);
+ load_program(prog3, prognum[2]);
+
+ /*
+ * XXX: Don't have relative offsets working yet
+ load_program(prog4, prognum[3]);
+ */
+}
+
+
+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;
+}