diff options
Diffstat (limited to 'progs/tests/debugger.c')
| -rw-r--r-- | progs/tests/debugger.c | 735 |
1 files changed, 0 insertions, 735 deletions
diff --git a/progs/tests/debugger.c b/progs/tests/debugger.c deleted file mode 100644 index 1c2f9bebca..0000000000 --- a/progs/tests/debugger.c +++ /dev/null @@ -1,735 +0,0 @@ -/* - * Test the GL_MESA_program_debug extension - */ - - -#include <assert.h> -#include <ctype.h> -#include <string.h> -#include <stdio.h> -#include <stdlib.h> -#include <math.h> -#include <GL/glew.h> -#include <GL/glut.h> - - -/* - * Print the string with line numbers - */ -static void list_program(const GLubyte *string, GLsizei len) -{ - const char *c = (const char *) string; - int i, line = 1, printNumber = 1; - - for (i = 0; i < len; i++) { - if (printNumber) { - printf("%3d ", line); - printNumber = 0; - } - if (*c == '\n') { - line++; - printNumber = 1; - } - putchar(*c); - c++; - } - putchar('\n'); -} - - -/* - * Return the line number and column number that corresponds to the - * given program position. Also return a null-terminated copy of that - * line of the program string. - */ -static const GLubyte * -find_line_column(const GLubyte *string, const GLubyte *pos, - GLint *line, GLint *col) -{ - const GLubyte *lineStart = string; - const GLubyte *p = string; - GLubyte *s; - int len; - - *line = 1; - - while (p != pos) { - if (*p == (GLubyte) '\n') { - (*line)++; - lineStart = p + 1; - } - p++; - } - - *col = (pos - lineStart) + 1; - - /* return copy of this line */ - while (*p != 0 && *p != '\n') - p++; - len = p - lineStart; - s = (GLubyte *) malloc(len + 1); - memcpy(s, lineStart, len); - s[len] = 0; - - return s; -} - - -#define ARB_VERTEX_PROGRAM 1 -#define ARB_FRAGMENT_PROGRAM 2 -#define NV_VERTEX_PROGRAM 3 -#define NV_FRAGMENT_PROGRAM 4 - - - -struct breakpoint { - enum {PIXEL, LINE} type; - int x, y; - int line; - GLboolean enabled; -}; - -#define MAX_BREAKPOINTS 100 -static struct breakpoint Breakpoints[MAX_BREAKPOINTS]; -static int NumBreakpoints = 0; - - - -/* - * Interactive debugger - */ -static void Debugger2(GLenum target, GLvoid *data) -{ - static GLuint skipCount = 0; - const GLubyte *ln; - GLint pos = 0, line, column; - GLint id; - int progType; - GLint len; - GLubyte *program; - GLboolean stop; - int i; - - /* Sigh, GL_VERTEX_PROGRAM_ARB == GL_VERTEX_PROGRAM_NV so it's a bit - * hard to distinguish between them. - */ - if (target == GL_FRAGMENT_PROGRAM_ARB) - progType = ARB_FRAGMENT_PROGRAM; - else if (target == GL_FRAGMENT_PROGRAM_NV) - progType = NV_FRAGMENT_PROGRAM; - else - progType = NV_VERTEX_PROGRAM; - - /* Until we hit zero, continue rendering */ - if (skipCount > 0) { - skipCount--; - return; - } - - /* Get id of the program and current position */ - switch (progType) { - case ARB_FRAGMENT_PROGRAM: - glGetProgramivARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_BINDING_ARB, &id); - glGetIntegerv(GL_FRAGMENT_PROGRAM_POSITION_MESA, &pos); - break; - case NV_FRAGMENT_PROGRAM: - glGetIntegerv(GL_FRAGMENT_PROGRAM_BINDING_NV, &id); - glGetIntegerv(GL_FRAGMENT_PROGRAM_POSITION_MESA, &pos); - break; - case ARB_VERTEX_PROGRAM: - glGetProgramivARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_BINDING_ARB, &id); - glGetIntegerv(GL_VERTEX_PROGRAM_POSITION_MESA, &pos); - break; - case NV_VERTEX_PROGRAM: - glGetIntegerv(GL_VERTEX_PROGRAM_BINDING_NV, &id); - glGetIntegerv(GL_VERTEX_PROGRAM_POSITION_MESA, &pos); - break; - default: - abort(); - } - - /* get program string */ - if (progType == ARB_VERTEX_PROGRAM || - progType == ARB_FRAGMENT_PROGRAM) - glGetProgramivARB(target, GL_PROGRAM_LENGTH_ARB, &len); - else - glGetProgramivNV(id, GL_PROGRAM_LENGTH_NV, &len); - program = malloc(len + 1); - if (progType == ARB_VERTEX_PROGRAM || - progType == ARB_FRAGMENT_PROGRAM) - glGetProgramStringARB(target, GL_PROGRAM_STRING_ARB, program); - else - glGetProgramStringNV(id, GL_PROGRAM_STRING_NV, program); - - - /* Get current line number, column, line string */ - ln = find_line_column(program, program + pos, &line, &column); - - /* test breakpoints */ - if (NumBreakpoints > 0) - stop = GL_FALSE; - else - stop = GL_TRUE; - for (i = 0; i < NumBreakpoints; i++) { - if (Breakpoints[i].enabled) { - switch (Breakpoints[i].type) { - case PIXEL: - if (progType == ARB_FRAGMENT_PROGRAM) { - - } - else if (progType == NV_FRAGMENT_PROGRAM) { - GLfloat pos[4]; - int px, py; - glGetProgramRegisterfvMESA(GL_FRAGMENT_PROGRAM_NV, - 6, (GLubyte *) "f[WPOS]", pos); - px = (int) pos[0]; - py = (int) pos[1]; - printf("%d, %d\n", px, py); - if (px == Breakpoints[i].x && - py == Breakpoints[i].y) { - printf("Break at pixel (%d, %d)\n", px, py); - stop = GL_TRUE; - } - } - break; - case LINE: - if (line == Breakpoints[i].line) { - /* hit a breakpoint! */ - printf("Break at line %d\n", line); - stop = GL_TRUE; - } - break; - } - } - } - if (!stop) { - free(program); - return; - } - - printf("%d: %s\n", line, ln); - - /* get commands from stdin */ - while (1) { - char command[1000], *cmd; - - /* print prompt and get command */ - printf("(%s %d) ", (target == GL_VERTEX_PROGRAM_ARB ? "vert" : "frag"), - line); - fgets(command, 999, stdin); - - /* skip leading whitespace */ - for (cmd = command; cmd[0] == ' '; cmd++) - ; - - if (!cmd[0]) - /* nothing (repeat the previous cmd?) */ - continue; - - switch (cmd[0]) { - case 's': - /* skip N instructions */ - i = atoi(cmd + 2); - skipCount = i; - printf("Skipping %d instructions\n", i); - return; - case 'n': - /* next */ - return; - case 'c': - return; - case 'd': - /* dump machine state */ - if (progType == NV_FRAGMENT_PROGRAM) { - static const char *inRegs[] = { - "f[WPOS]", "f[COL0]", "f[COL1]", "f[FOGC]", - "f[TEX0]", "f[TEX1]", "f[TEX2]", "f[TEX3]", - NULL - }; - static const char *outRegs[] = { - "o[COLR]", "o[COLH]", "o[DEPR]", NULL - }; - GLfloat v[4]; - int i; - printf("Fragment input attributes:\n"); - for (i = 0; inRegs[i]; i++) { - glGetProgramRegisterfvMESA(GL_FRAGMENT_PROGRAM_NV, - strlen(inRegs[i]), - (const GLubyte *) inRegs[i], v); - printf(" %s: %g, %g, %g, %g\n", inRegs[i], - v[0], v[1], v[2], v[3]); - } - printf("Fragment output attributes:\n"); - for (i = 0; outRegs[i]; i++) { - glGetProgramRegisterfvMESA(GL_FRAGMENT_PROGRAM_NV, - strlen(outRegs[i]), - (const GLubyte *) outRegs[i], v); - printf(" %s: %g, %g, %g, %g\n", outRegs[i], - v[0], v[1], v[2], v[3]); - } - printf("Temporaries:\n"); - for (i = 0; i < 4; i++) { - char temp[100]; - GLfloat v[4]; - sprintf(temp, "R%d", i); - glGetProgramRegisterfvMESA(GL_FRAGMENT_PROGRAM_NV, - strlen(temp), - (const GLubyte *) temp, v); - printf(" %s: %g, %g, %g, %g\n", temp, v[0],v[1],v[2],v[3]); - } - } - else if (progType == NV_VERTEX_PROGRAM) { - GLfloat v[4]; - int i; - static const char *inRegs[] = { - "v[OPOS]", "v[WGHT]", "v[NRML]", "v[COL0]", - "v[COL1]", "v[FOGC]", "v[6]", "v[7]", - "v[TEX0]", "v[TEX1]", "v[TEX2]", "v[TEX3]", - "v[TEX4]", "v[TEX5]", "v[TEX6]", "v[TEX7]", - NULL - }; - static const char *outRegs[] = { - "o[HPOS]", "o[COL0]", "o[COL1]", "o[BFC0]", - "o[BFC1]", "o[FOGC]", "o[PSIZ]", - "o[TEX0]", "o[TEX1]", "o[TEX2]", "o[TEX3]", - "o[TEX4]", "o[TEX5]", "o[TEX6]", "o[TEX7]", - NULL - }; - printf("Vertex input attributes:\n"); - for (i = 0; inRegs[i]; i++) { - glGetProgramRegisterfvMESA(GL_VERTEX_PROGRAM_NV, - strlen(inRegs[i]), - (const GLubyte *) inRegs[i], v); - printf(" %s: %g, %g, %g, %g\n", inRegs[i], - v[0], v[1], v[2], v[3]); - } - printf("Vertex output attributes:\n"); - for (i = 0; outRegs[i]; i++) { - glGetProgramRegisterfvMESA(GL_VERTEX_PROGRAM_NV, - strlen(outRegs[i]), - (const GLubyte *) outRegs[i], v); - printf(" %s: %g, %g, %g, %g\n", outRegs[i], - v[0], v[1], v[2], v[3]); - } - printf("Temporaries:\n"); - for (i = 0; i < 4; i++) { - char temp[100]; - GLfloat v[4]; - sprintf(temp, "R%d", i); - glGetProgramRegisterfvMESA(GL_VERTEX_PROGRAM_NV, - strlen(temp), - (const GLubyte *) temp, v); - printf(" %s: %g, %g, %g, %g\n", temp, v[0],v[1],v[2],v[3]); - } - } - break; - case 'l': - /* list */ - list_program(program, len); - break; - case 'p': - /* print */ - { - GLfloat v[4]; - char *c; - cmd++; - while (*cmd == ' ') - cmd++; - c = cmd; - while (*c) { - if (*c == '\n' || *c == '\r') - *c = 0; - else - c++; - } - glGetProgramRegisterfvMESA(target, strlen(cmd), - (const GLubyte *) cmd, v); - if (glGetError() == GL_NO_ERROR) - printf("%s = %g, %g, %g, %g\n", cmd, v[0], v[1], v[2], v[3]); - else - printf("Invalid expression\n"); - } - break; - case 'b': - if (cmd[1] == ' ' && isdigit(cmd[2])) { - char *comma = strchr(cmd, ','); - if (comma) { - /* break at pixel */ - int x = atoi(cmd + 2); - int y = atoi(comma + 1); - if (NumBreakpoints < MAX_BREAKPOINTS) { - Breakpoints[NumBreakpoints].type = PIXEL; - Breakpoints[NumBreakpoints].x = x; - Breakpoints[NumBreakpoints].y = y; - Breakpoints[NumBreakpoints].enabled = GL_TRUE; - NumBreakpoints++; - printf("Breakpoint %d: break at pixel (%d, %d)\n", - NumBreakpoints, x, y); - } - } - else { - /* break at line */ - int l = atoi(cmd + 2); - if (l && NumBreakpoints < MAX_BREAKPOINTS) { - Breakpoints[NumBreakpoints].type = LINE; - Breakpoints[NumBreakpoints].line = l; - Breakpoints[NumBreakpoints].enabled = GL_TRUE; - NumBreakpoints++; - printf("Breakpoint %d: break at line %d\n", - NumBreakpoints, l); - } - } - } - else { - /* list breakpoints */ - printf("Breakpoints:\n"); - for (i = 0; i < NumBreakpoints; i++) { - switch (Breakpoints[i].type) { - case LINE: - printf(" %d: break at line %d\n", - i + 1, Breakpoints[i].line); - break; - case PIXEL: - printf(" %d: break at pixel (%d, %d)\n", - i + 1, Breakpoints[i].x, Breakpoints[i].y); - break; - } - } - } - break; - case 'h': - /* help */ - printf("Debugger commands:\n"); - printf(" b list breakpoints\n"); - printf(" b N break at line N\n"); - printf(" b x,y break at pixel x,y\n"); - printf(" c continue execution\n"); - printf(" d display register values\n"); - printf(" h help\n"); - printf(" l list program\n"); - printf(" n next instruction\n"); - printf(" p V print value V\n"); - printf(" s N skip N instructions\n"); - break; - default: - printf("Unknown command: %c\n", cmd[0]); - } - } -} - - -/* - * Print current line, some registers, and continue. - */ -static void Debugger(GLenum target, GLvoid *data) -{ - GLint pos; - const GLubyte *ln; - GLint line, column; - GLfloat v[4]; - - assert(target == GL_FRAGMENT_PROGRAM_NV); - - glGetIntegerv(GL_FRAGMENT_PROGRAM_POSITION_MESA, &pos); - - ln = find_line_column((const GLubyte *) data, (const GLubyte *) data + pos, - &line, &column); - printf("%d:%d: %s\n", line, column, (char *) ln); - - glGetProgramRegisterfvMESA(GL_FRAGMENT_PROGRAM_NV, - 2, (const GLubyte *) "R0", v); - printf(" R0 = %g, %g, %g, %g\n", v[0], v[1], v[2], v[3]); - glGetProgramRegisterfvMESA(GL_FRAGMENT_PROGRAM_NV, - 7, (const GLubyte *) "f[WPOS]", v); - printf(" o[WPOS] = %g, %g, %g, %g\n", v[0], v[1], v[2], v[3]); - glGetProgramRegisterfvMESA(GL_FRAGMENT_PROGRAM_NV, - 7, (const GLubyte *) "o[COLR]", v); - printf(" o[COLR] = %g, %g, %g, %g\n", v[0], v[1], v[2], v[3]); - - free((void *) ln); -} - - - - -/**********************************************************************/ - -static GLfloat Diffuse[4] = { 0.5, 0.5, 1.0, 1.0 }; -static GLfloat Specular[4] = { 0.8, 0.8, 0.8, 1.0 }; -static GLfloat LightPos[4] = { 0.0, 10.0, 20.0, 1.0 }; -static GLfloat Delta = 1.0; - -static GLuint FragProg; -static GLuint VertProg; -static GLboolean Anim = GL_TRUE; -static GLboolean Wire = GL_FALSE; -static GLboolean PixelLight = GL_TRUE; - -static GLfloat Xrot = 0, Yrot = 0; - - -#define NAMED_PARAMETER4FV(prog, name, v) \ - glProgramNamedParameter4fvNV(prog, strlen(name), (const GLubyte *) name, v) - - -static void Display( void ) -{ - glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT ); - - if (PixelLight) { - NAMED_PARAMETER4FV(FragProg, "LightPos", LightPos); - glEnable(GL_FRAGMENT_PROGRAM_NV); - glEnable(GL_VERTEX_PROGRAM_NV); - glDisable(GL_LIGHTING); - } - else { - glLightfv(GL_LIGHT0, GL_POSITION, LightPos); - glDisable(GL_FRAGMENT_PROGRAM_NV); - glDisable(GL_VERTEX_PROGRAM_NV); - glEnable(GL_LIGHTING); - } - - glPushMatrix(); - glRotatef(Xrot, 1, 0, 0); - glRotatef(Yrot, 0, 1, 0); - -#if 1 - glutSolidSphere(2.0, 10, 5); -#else - { - GLUquadricObj *q = gluNewQuadric(); - gluQuadricNormals(q, GL_SMOOTH); - gluQuadricTexture(q, GL_TRUE); - glRotatef(90, 1, 0, 0); - glTranslatef(0, 0, -1); - gluCylinder(q, 1.0, 1.0, 2.0, 24, 1); - gluDeleteQuadric(q); - } -#endif - - glPopMatrix(); - - glutSwapBuffers(); -} - - -static void Idle(void) -{ - LightPos[0] += Delta; - if (LightPos[0] > 25.0) - Delta = -1.0; - else if (LightPos[0] <- 25.0) - Delta = 1.0; - glutPostRedisplay(); -} - - -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 ); - /*glOrtho( -2.0, 2.0, -2.0, 2.0, 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 ' ': - Anim = !Anim; - if (Anim) - glutIdleFunc(Idle); - else - glutIdleFunc(NULL); - break; - case 'x': - LightPos[0] -= 1.0; - break; - case 'X': - LightPos[0] += 1.0; - break; - case 'w': - Wire = !Wire; - if (Wire) - glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); - else - glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); - break; - case 'p': - PixelLight = !PixelLight; - if (PixelLight) { - printf("Per-pixel lighting\n"); - } - else { - printf("Conventional lighting\n"); - } - break; - case 27: - 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 Init( int argc, char *argv[] ) -{ - static const char *fragProgramText = - "!!FP1.0\n" - "DECLARE Diffuse; \n" - "DECLARE Specular; \n" - "DECLARE LightPos; \n" - - "# Compute normalized LightPos, put it in R0\n" - "DP3 R0.x, LightPos, LightPos;\n" - "RSQ R0.y, R0.x;\n" - "MUL R0, LightPos, R0.y;\n" - - "# Compute normalized normal, put it in R1\n" - "DP3 R1, f[TEX0], f[TEX0]; \n" - "RSQ R1.y, R1.x;\n" - "MUL R1, f[TEX0], R1.y;\n" - - "# Compute dot product of light direction and normal vector\n" - "DP3 R2, R0, R1;\n" - - "MUL R3, Diffuse, R2; # diffuse attenuation\n" - - "POW R4, R2.x, {20.0}.x; # specular exponent\n" - - "MUL R5, Specular, R4; # specular attenuation\n" - - "ADD o[COLR], R3, R5; # add diffuse and specular colors\n" - "END \n" - ; - - static const char *vertProgramText = - "!!VP1.0\n" - "# typical modelview/projection transform\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" - "# transform normal by inv transpose of modelview, put in tex0\n" - "DP4 o[TEX0].x, c[4], v[NRML] ;\n" - "DP4 o[TEX0].y, c[5], v[NRML] ;\n" - "DP4 o[TEX0].z, c[6], v[NRML] ;\n" - "DP4 o[TEX0].w, c[7], v[NRML] ;\n" - "END\n"; - ; - - if (!glutExtensionSupported("GL_NV_vertex_program")) { - printf("Sorry, this demo requires GL_NV_vertex_program\n"); - exit(1); - } - if (!glutExtensionSupported("GL_NV_fragment_program")) { - printf("Sorry, this demo requires GL_NV_fragment_program\n"); - exit(1); - } - - glGenProgramsNV(1, &FragProg); - assert(FragProg > 0); - glGenProgramsNV(1, &VertProg); - assert(VertProg > 0); - - /* - * Fragment program - */ - glLoadProgramNV(GL_FRAGMENT_PROGRAM_NV, FragProg, - strlen(fragProgramText), - (const GLubyte *) fragProgramText); - assert(glIsProgramNV(FragProg)); - glBindProgramNV(GL_FRAGMENT_PROGRAM_NV, FragProg); - - NAMED_PARAMETER4FV(FragProg, "Diffuse", Diffuse); - NAMED_PARAMETER4FV(FragProg, "Specular", Specular); - - /* - * Vertex program - */ - glLoadProgramNV(GL_VERTEX_PROGRAM_NV, VertProg, - strlen(vertProgramText), - (const GLubyte *) vertProgramText); - assert(glIsProgramNV(VertProg)); - glBindProgramNV(GL_VERTEX_PROGRAM_NV, VertProg); - glTrackMatrixNV(GL_VERTEX_PROGRAM_NV, 0, GL_MODELVIEW_PROJECTION_NV, GL_IDENTITY_NV); - glTrackMatrixNV(GL_VERTEX_PROGRAM_NV, 4, GL_MODELVIEW, GL_INVERSE_TRANSPOSE_NV); - - /* - * Misc init - */ - glClearColor(0.3, 0.3, 0.3, 0.0); - glEnable(GL_DEPTH_TEST); - glEnable(GL_LIGHT0); - glEnable(GL_LIGHTING); - glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE, Diffuse); - glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, Specular); - glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, 20.0); - - printf("GL_RENDERER = %s\n", (char *) glGetString(GL_RENDERER)); - printf("Press p to toggle between per-pixel and per-vertex lighting\n"); - -#ifdef GL_MESA_program_debug - if (argc > 1 && strcmp(argv[1], "fragment") == 0) { - printf(">> Debugging fragment program\n"); - glProgramCallbackMESA(GL_FRAGMENT_PROGRAM_ARB, Debugger2, - (GLvoid *) fragProgramText); - glEnable(GL_FRAGMENT_PROGRAM_CALLBACK_MESA); - } - else { - printf(">> Debugging vertex program\n"); - glProgramCallbackMESA(GL_VERTEX_PROGRAM_ARB, Debugger2, - (GLvoid *) fragProgramText); - glEnable(GL_VERTEX_PROGRAM_CALLBACK_MESA); - } -#endif -} - - -int main( int argc, char *argv[] ) -{ - glutInit( &argc, argv ); - glutInitWindowPosition( 0, 0 ); - glutInitWindowSize( 200, 200 ); - glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH ); - glutCreateWindow(argv[0]); - glewInit(); - glutReshapeFunc( Reshape ); - glutKeyboardFunc( Key ); - glutSpecialFunc( SpecialKey ); - glutDisplayFunc( Display ); - if (Anim) - glutIdleFunc(Idle); - Init(argc, argv); - glutMainLoop(); - return 0; -} |