736 lines
21 KiB
C
736 lines
21 KiB
C
/*
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* Test the GL_MESA_program_debug extension
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*/
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#include <assert.h>
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#include <ctype.h>
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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#include <GL/glew.h>
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#include <GL/glut.h>
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/*
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* Print the string with line numbers
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*/
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static void list_program(const GLubyte *string, GLsizei len)
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{
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const char *c = (const char *) string;
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int i, line = 1, printNumber = 1;
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for (i = 0; i < len; i++) {
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if (printNumber) {
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printf("%3d ", line);
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printNumber = 0;
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}
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if (*c == '\n') {
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line++;
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printNumber = 1;
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}
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putchar(*c);
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c++;
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}
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putchar('\n');
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}
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/*
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* Return the line number and column number that corresponds to the
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* given program position. Also return a null-terminated copy of that
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* line of the program string.
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*/
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static const GLubyte *
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find_line_column(const GLubyte *string, const GLubyte *pos,
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GLint *line, GLint *col)
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{
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const GLubyte *lineStart = string;
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const GLubyte *p = string;
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GLubyte *s;
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int len;
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*line = 1;
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while (p != pos) {
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if (*p == (GLubyte) '\n') {
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(*line)++;
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lineStart = p + 1;
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}
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p++;
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}
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*col = (pos - lineStart) + 1;
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/* return copy of this line */
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while (*p != 0 && *p != '\n')
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p++;
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len = p - lineStart;
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s = (GLubyte *) malloc(len + 1);
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memcpy(s, lineStart, len);
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s[len] = 0;
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return s;
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}
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#define ARB_VERTEX_PROGRAM 1
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#define ARB_FRAGMENT_PROGRAM 2
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#define NV_VERTEX_PROGRAM 3
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#define NV_FRAGMENT_PROGRAM 4
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struct breakpoint {
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enum {PIXEL, LINE} type;
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int x, y;
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int line;
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GLboolean enabled;
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};
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#define MAX_BREAKPOINTS 100
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static struct breakpoint Breakpoints[MAX_BREAKPOINTS];
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static int NumBreakpoints = 0;
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/*
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* Interactive debugger
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*/
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static void Debugger2(GLenum target, GLvoid *data)
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{
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static GLuint skipCount = 0;
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const GLubyte *ln;
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GLint pos = 0, line, column;
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GLint id;
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int progType;
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GLint len;
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GLubyte *program;
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GLboolean stop;
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int i;
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/* Sigh, GL_VERTEX_PROGRAM_ARB == GL_VERTEX_PROGRAM_NV so it's a bit
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* hard to distinguish between them.
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*/
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if (target == GL_FRAGMENT_PROGRAM_ARB)
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progType = ARB_FRAGMENT_PROGRAM;
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else if (target == GL_FRAGMENT_PROGRAM_NV)
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progType = NV_FRAGMENT_PROGRAM;
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else
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progType = NV_VERTEX_PROGRAM;
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/* Until we hit zero, continue rendering */
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if (skipCount > 0) {
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skipCount--;
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return;
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}
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/* Get id of the program and current position */
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switch (progType) {
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case ARB_FRAGMENT_PROGRAM:
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glGetProgramivARB(GL_FRAGMENT_PROGRAM_ARB, GL_PROGRAM_BINDING_ARB, &id);
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glGetIntegerv(GL_FRAGMENT_PROGRAM_POSITION_MESA, &pos);
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break;
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case NV_FRAGMENT_PROGRAM:
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glGetIntegerv(GL_FRAGMENT_PROGRAM_BINDING_NV, &id);
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glGetIntegerv(GL_FRAGMENT_PROGRAM_POSITION_MESA, &pos);
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break;
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case ARB_VERTEX_PROGRAM:
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glGetProgramivARB(GL_VERTEX_PROGRAM_ARB, GL_PROGRAM_BINDING_ARB, &id);
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glGetIntegerv(GL_VERTEX_PROGRAM_POSITION_MESA, &pos);
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break;
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case NV_VERTEX_PROGRAM:
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glGetIntegerv(GL_VERTEX_PROGRAM_BINDING_NV, &id);
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glGetIntegerv(GL_VERTEX_PROGRAM_POSITION_MESA, &pos);
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break;
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default:
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abort();
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}
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/* get program string */
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if (progType == ARB_VERTEX_PROGRAM ||
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progType == ARB_FRAGMENT_PROGRAM)
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glGetProgramivARB(target, GL_PROGRAM_LENGTH_ARB, &len);
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else
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glGetProgramivNV(id, GL_PROGRAM_LENGTH_NV, &len);
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program = malloc(len + 1);
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if (progType == ARB_VERTEX_PROGRAM ||
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progType == ARB_FRAGMENT_PROGRAM)
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glGetProgramStringARB(target, GL_PROGRAM_STRING_ARB, program);
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else
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glGetProgramStringNV(id, GL_PROGRAM_STRING_NV, program);
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/* Get current line number, column, line string */
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ln = find_line_column(program, program + pos, &line, &column);
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/* test breakpoints */
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if (NumBreakpoints > 0)
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stop = GL_FALSE;
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else
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stop = GL_TRUE;
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for (i = 0; i < NumBreakpoints; i++) {
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if (Breakpoints[i].enabled) {
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switch (Breakpoints[i].type) {
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case PIXEL:
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if (progType == ARB_FRAGMENT_PROGRAM) {
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}
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else if (progType == NV_FRAGMENT_PROGRAM) {
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GLfloat pos[4];
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int px, py;
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glGetProgramRegisterfvMESA(GL_FRAGMENT_PROGRAM_NV,
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6, (GLubyte *) "f[WPOS]", pos);
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px = (int) pos[0];
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py = (int) pos[1];
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printf("%d, %d\n", px, py);
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if (px == Breakpoints[i].x &&
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py == Breakpoints[i].y) {
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printf("Break at pixel (%d, %d)\n", px, py);
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stop = GL_TRUE;
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}
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}
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break;
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case LINE:
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if (line == Breakpoints[i].line) {
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/* hit a breakpoint! */
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printf("Break at line %d\n", line);
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stop = GL_TRUE;
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}
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break;
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}
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}
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}
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if (!stop) {
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free(program);
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return;
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}
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printf("%d: %s\n", line, ln);
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/* get commands from stdin */
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while (1) {
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char command[1000], *cmd;
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/* print prompt and get command */
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printf("(%s %d) ", (target == GL_VERTEX_PROGRAM_ARB ? "vert" : "frag"),
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line);
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fgets(command, 999, stdin);
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/* skip leading whitespace */
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for (cmd = command; cmd[0] == ' '; cmd++)
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;
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if (!cmd[0])
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/* nothing (repeat the previous cmd?) */
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continue;
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switch (cmd[0]) {
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case 's':
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/* skip N instructions */
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i = atoi(cmd + 2);
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skipCount = i;
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printf("Skipping %d instructions\n", i);
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return;
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case 'n':
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/* next */
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return;
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case 'c':
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return;
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case 'd':
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/* dump machine state */
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if (progType == NV_FRAGMENT_PROGRAM) {
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static const char *inRegs[] = {
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"f[WPOS]", "f[COL0]", "f[COL1]", "f[FOGC]",
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"f[TEX0]", "f[TEX1]", "f[TEX2]", "f[TEX3]",
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NULL
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};
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static const char *outRegs[] = {
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"o[COLR]", "o[COLH]", "o[DEPR]", NULL
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};
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GLfloat v[4];
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int i;
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printf("Fragment input attributes:\n");
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for (i = 0; inRegs[i]; i++) {
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glGetProgramRegisterfvMESA(GL_FRAGMENT_PROGRAM_NV,
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strlen(inRegs[i]),
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(const GLubyte *) inRegs[i], v);
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printf(" %s: %g, %g, %g, %g\n", inRegs[i],
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v[0], v[1], v[2], v[3]);
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}
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printf("Fragment output attributes:\n");
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for (i = 0; outRegs[i]; i++) {
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glGetProgramRegisterfvMESA(GL_FRAGMENT_PROGRAM_NV,
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strlen(outRegs[i]),
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(const GLubyte *) outRegs[i], v);
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printf(" %s: %g, %g, %g, %g\n", outRegs[i],
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v[0], v[1], v[2], v[3]);
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}
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printf("Temporaries:\n");
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for (i = 0; i < 4; i++) {
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char temp[100];
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GLfloat v[4];
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sprintf(temp, "R%d", i);
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glGetProgramRegisterfvMESA(GL_FRAGMENT_PROGRAM_NV,
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strlen(temp),
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(const GLubyte *) temp, v);
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printf(" %s: %g, %g, %g, %g\n", temp, v[0],v[1],v[2],v[3]);
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}
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}
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else if (progType == NV_VERTEX_PROGRAM) {
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GLfloat v[4];
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int i;
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static const char *inRegs[] = {
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"v[OPOS]", "v[WGHT]", "v[NRML]", "v[COL0]",
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"v[COL1]", "v[FOGC]", "v[6]", "v[7]",
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"v[TEX0]", "v[TEX1]", "v[TEX2]", "v[TEX3]",
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"v[TEX4]", "v[TEX5]", "v[TEX6]", "v[TEX7]",
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NULL
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};
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static const char *outRegs[] = {
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"o[HPOS]", "o[COL0]", "o[COL1]", "o[BFC0]",
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"o[BFC1]", "o[FOGC]", "o[PSIZ]",
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"o[TEX0]", "o[TEX1]", "o[TEX2]", "o[TEX3]",
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"o[TEX4]", "o[TEX5]", "o[TEX6]", "o[TEX7]",
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NULL
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};
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printf("Vertex input attributes:\n");
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for (i = 0; inRegs[i]; i++) {
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glGetProgramRegisterfvMESA(GL_VERTEX_PROGRAM_NV,
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strlen(inRegs[i]),
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(const GLubyte *) inRegs[i], v);
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printf(" %s: %g, %g, %g, %g\n", inRegs[i],
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v[0], v[1], v[2], v[3]);
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}
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printf("Vertex output attributes:\n");
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for (i = 0; outRegs[i]; i++) {
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glGetProgramRegisterfvMESA(GL_VERTEX_PROGRAM_NV,
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strlen(outRegs[i]),
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(const GLubyte *) outRegs[i], v);
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printf(" %s: %g, %g, %g, %g\n", outRegs[i],
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v[0], v[1], v[2], v[3]);
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}
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printf("Temporaries:\n");
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for (i = 0; i < 4; i++) {
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char temp[100];
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GLfloat v[4];
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sprintf(temp, "R%d", i);
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glGetProgramRegisterfvMESA(GL_VERTEX_PROGRAM_NV,
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strlen(temp),
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(const GLubyte *) temp, v);
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printf(" %s: %g, %g, %g, %g\n", temp, v[0],v[1],v[2],v[3]);
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}
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}
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break;
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case 'l':
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/* list */
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list_program(program, len);
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break;
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case 'p':
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/* print */
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{
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GLfloat v[4];
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char *c;
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cmd++;
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while (*cmd == ' ')
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cmd++;
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c = cmd;
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while (*c) {
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if (*c == '\n' || *c == '\r')
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*c = 0;
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else
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c++;
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}
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glGetProgramRegisterfvMESA(target, strlen(cmd),
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(const GLubyte *) cmd, v);
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if (glGetError() == GL_NO_ERROR)
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printf("%s = %g, %g, %g, %g\n", cmd, v[0], v[1], v[2], v[3]);
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else
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printf("Invalid expression\n");
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}
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break;
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case 'b':
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if (cmd[1] == ' ' && isdigit(cmd[2])) {
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char *comma = strchr(cmd, ',');
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if (comma) {
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/* break at pixel */
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int x = atoi(cmd + 2);
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int y = atoi(comma + 1);
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if (NumBreakpoints < MAX_BREAKPOINTS) {
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Breakpoints[NumBreakpoints].type = PIXEL;
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Breakpoints[NumBreakpoints].x = x;
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Breakpoints[NumBreakpoints].y = y;
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Breakpoints[NumBreakpoints].enabled = GL_TRUE;
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NumBreakpoints++;
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printf("Breakpoint %d: break at pixel (%d, %d)\n",
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NumBreakpoints, x, y);
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}
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}
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else {
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/* break at line */
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int l = atoi(cmd + 2);
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if (l && NumBreakpoints < MAX_BREAKPOINTS) {
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Breakpoints[NumBreakpoints].type = LINE;
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Breakpoints[NumBreakpoints].line = l;
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Breakpoints[NumBreakpoints].enabled = GL_TRUE;
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NumBreakpoints++;
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printf("Breakpoint %d: break at line %d\n",
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NumBreakpoints, l);
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}
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}
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}
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else {
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/* list breakpoints */
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printf("Breakpoints:\n");
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for (i = 0; i < NumBreakpoints; i++) {
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switch (Breakpoints[i].type) {
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case LINE:
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printf(" %d: break at line %d\n",
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i + 1, Breakpoints[i].line);
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break;
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case PIXEL:
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printf(" %d: break at pixel (%d, %d)\n",
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i + 1, Breakpoints[i].x, Breakpoints[i].y);
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break;
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}
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}
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}
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break;
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case 'h':
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/* help */
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printf("Debugger commands:\n");
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printf(" b list breakpoints\n");
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printf(" b N break at line N\n");
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printf(" b x,y break at pixel x,y\n");
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printf(" c continue execution\n");
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printf(" d display register values\n");
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printf(" h help\n");
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printf(" l list program\n");
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printf(" n next instruction\n");
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printf(" p V print value V\n");
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printf(" s N skip N instructions\n");
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break;
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default:
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printf("Unknown command: %c\n", cmd[0]);
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}
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}
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}
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/*
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* Print current line, some registers, and continue.
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*/
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static void Debugger(GLenum target, GLvoid *data)
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{
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GLint pos;
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const GLubyte *ln;
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GLint line, column;
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GLfloat v[4];
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assert(target == GL_FRAGMENT_PROGRAM_NV);
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glGetIntegerv(GL_FRAGMENT_PROGRAM_POSITION_MESA, &pos);
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ln = find_line_column((const GLubyte *) data, (const GLubyte *) data + pos,
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&line, &column);
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printf("%d:%d: %s\n", line, column, (char *) ln);
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glGetProgramRegisterfvMESA(GL_FRAGMENT_PROGRAM_NV,
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2, (const GLubyte *) "R0", v);
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printf(" R0 = %g, %g, %g, %g\n", v[0], v[1], v[2], v[3]);
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glGetProgramRegisterfvMESA(GL_FRAGMENT_PROGRAM_NV,
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7, (const GLubyte *) "f[WPOS]", v);
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printf(" o[WPOS] = %g, %g, %g, %g\n", v[0], v[1], v[2], v[3]);
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glGetProgramRegisterfvMESA(GL_FRAGMENT_PROGRAM_NV,
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7, (const GLubyte *) "o[COLR]", v);
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printf(" o[COLR] = %g, %g, %g, %g\n", v[0], v[1], v[2], v[3]);
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|
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free((void *) ln);
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}
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|
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|
|
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|
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/**********************************************************************/
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|
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static GLfloat Diffuse[4] = { 0.5, 0.5, 1.0, 1.0 };
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static GLfloat Specular[4] = { 0.8, 0.8, 0.8, 1.0 };
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static GLfloat LightPos[4] = { 0.0, 10.0, 20.0, 1.0 };
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static GLfloat Delta = 1.0;
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|
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static GLuint FragProg;
|
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static GLuint VertProg;
|
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static GLboolean Anim = GL_TRUE;
|
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static GLboolean Wire = GL_FALSE;
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static GLboolean PixelLight = GL_TRUE;
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|
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static GLfloat Xrot = 0, Yrot = 0;
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|
|
|
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#define NAMED_PARAMETER4FV(prog, name, v) \
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glProgramNamedParameter4fvNV(prog, strlen(name), (const GLubyte *) name, v)
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|
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|
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static void Display( void )
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|
{
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glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
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|
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if (PixelLight) {
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NAMED_PARAMETER4FV(FragProg, "LightPos", LightPos);
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glEnable(GL_FRAGMENT_PROGRAM_NV);
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glEnable(GL_VERTEX_PROGRAM_NV);
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glDisable(GL_LIGHTING);
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}
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else {
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glLightfv(GL_LIGHT0, GL_POSITION, LightPos);
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glDisable(GL_FRAGMENT_PROGRAM_NV);
|
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glDisable(GL_VERTEX_PROGRAM_NV);
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glEnable(GL_LIGHTING);
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}
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|
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glPushMatrix();
|
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glRotatef(Xrot, 1, 0, 0);
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glRotatef(Yrot, 0, 1, 0);
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|
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#if 1
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glutSolidSphere(2.0, 10, 5);
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|
#else
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{
|
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GLUquadricObj *q = gluNewQuadric();
|
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gluQuadricNormals(q, GL_SMOOTH);
|
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gluQuadricTexture(q, GL_TRUE);
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glRotatef(90, 1, 0, 0);
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glTranslatef(0, 0, -1);
|
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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;
|
|
}
|