class GlRetracer(Retracer):
- def filter_function(self, function):
- return function.name not in [
- "glNewBufferRegion",
- "glDeleteBufferRegion",
- "glReadBufferRegion",
- "glDrawBufferRegion",
- "glBufferRegionEnabled",
- ]
+ def retrace_function(self, function):
+ Retracer.retrace_function(self, function)
+
+ def call_function(self, function):
+ if function.name in ("glDrawArrays", "glDrawElements", "glDrawRangeElements", "glMultiDrawElements"):
+ print ' GLint __array_buffer = 0;'
+ print ' glGetIntegerv(GL_ARRAY_BUFFER_BINDING, &__array_buffer);'
+ print ' if (!__array_buffer) {'
+ self.fail_function(function)
+ print ' }'
+
+ if function.name == "glViewport":
+ print ' if (x + width > __window_width) {'
+ print ' __window_width = x + width;'
+ print ' __reshape_window = true;'
+ print ' }'
+ print ' if (y + height > __window_height) {'
+ print ' __window_height = y + height;'
+ print ' __reshape_window = true;'
+ print ' }'
+
+ if function.name == "glEnd":
+ print ' insideGlBeginEnd = false;'
+
+ Retracer.call_function(self, function)
+
+ if function.name == "glBegin":
+ print ' insideGlBeginEnd = true;'
+ else:
+ # glGetError is not allowed inside glBegin/glEnd
+ print ' checkGlError();'
+
def extract_arg(self, function, arg, arg_type, lvalue, rvalue):
if function.name in [
"glColorPointer",
+ "glColorPointerEXT",
"glEdgeFlagPointer",
+ "glEdgeFlagPointerEXT",
+ "glFogCoordPointer",
+ "glFogCoordPointerEXT",
"glIndexPointer",
+ "glIndexPointerEXT",
+ "glMatrixIndexPointerARB",
"glNormalPointer",
- "glTexCoordPointer",
- "glVertexPointer",
- "glFogCoordPointer",
+ "glNormalPointerEXT",
"glSecondaryColorPointer",
+ "glSecondaryColorPointerEXT",
+ "glTexCoordPointer",
+ "glTexCoordPointerEXT",
+ "glVertexAttribLPointer",
"glVertexAttribPointer",
+ "glVertexAttribPointerARB",
+ "glVertexAttribPointerNV",
+ "glVertexPointer",
+ "glVertexPointerEXT",
] and arg.name == 'pointer':
self.extract_pointer(function, arg, arg_type, lvalue, rvalue)
else:
if __name__ == '__main__':
- print
- print '#include <stdlib.h>'
- print '#include <string.h>'
- print
- print '#ifdef WIN32'
- print '#include <windows.h>'
- print '#endif'
- print
- print '#include <GL/glew.h>'
- print '#include <GL/glut.h>'
- print
- print 'static bool double_buffer = false;'
- print
+ print r'''
+#include <string.h>
+#include <iostream>
+
+#include "glproc.hpp"
+#include <GL/glut.h>
+
+static bool double_buffer = false;
+static bool insideGlBeginEnd = false;
+
+static int __window_width = 256, __window_height = 256;
+bool __reshape_window = false;
+
+unsigned __frame = 0;
+long long __startTime = 0;
+bool __screenshots = 0;
+
+
+static void
+checkGlError(void) {
+ if (insideGlBeginEnd) {
+ return;
+ }
+
+ GLenum error = glGetError();
+ if (error == GL_NO_ERROR) {
+ return;
+ }
+
+ std::cerr << "warning: glGetError() = ";
+ switch (error) {
+ case GL_INVALID_ENUM:
+ std::cerr << "GL_INVALID_ENUM";
+ break;
+ case GL_INVALID_VALUE:
+ std::cerr << "GL_INVALID_VALUE";
+ break;
+ case GL_INVALID_OPERATION:
+ std::cerr << "GL_INVALID_OPERATION";
+ break;
+ case GL_STACK_OVERFLOW:
+ std::cerr << "GL_STACK_OVERFLOW";
+ break;
+ case GL_STACK_UNDERFLOW:
+ std::cerr << "GL_STACK_UNDERFLOW";
+ break;
+ case GL_OUT_OF_MEMORY:
+ std::cerr << "GL_OUT_OF_MEMORY";
+ break;
+ case GL_INVALID_FRAMEBUFFER_OPERATION:
+ std::cerr << "GL_INVALID_FRAMEBUFFER_OPERATION";
+ break;
+ case GL_TABLE_TOO_LARGE:
+ std::cerr << "GL_TABLE_TOO_LARGE";
+ break;
+ default:
+ std::cerr << error;
+ break;
+ }
+ std::cerr << "\n";
+}
+'''
api = glapi.glapi
retracer = GlRetracer()
retracer.retrace_api(glapi.glapi)
- print '''
+ print r'''
+
+static Trace::Parser parser;
+
+static void display_noop(void) {
+}
-Trace::Parser parser;
+#include "bmp.hpp"
-static bool insideGlBeginEnd;
+static void frame_complete(void) {
+ ++__frame;
+
+ if (__screenshots && !__reshape_window) {
+ char filename[PATH_MAX];
+ snprintf(filename, sizeof filename, "screenshot_%04u.bmp", __frame);
+ unsigned char *pixels = new unsigned char[__window_height*__window_width*4];
+ glReadPixels(0, 0, __window_width, __window_height, GL_RGBA, GL_UNSIGNED_BYTE, pixels);
+ BMP::write(filename, pixels, __window_width, __window_height, __window_width*4);
+ }
+
+}
static void display(void) {
- Trace::Call *call;
-
- while ((call = parser.parse_call())) {
- if (call->name == "glFlush") {
- glFlush();
- return;
- }
-
- if (call->name == "glXSwapBuffers" ||
- call->name == "wglSwapBuffers") {
- if (double_buffer)
- glutSwapBuffers();
- else
+ Trace::Call *call;
+
+ while ((call = parser.parse_call())) {
+ if (call->name() == "glFlush") {
glFlush();
- return;
- }
-
- retrace_call(*call);
-
- if (call->name == "glBegin") {
- insideGlBeginEnd = true;
- }
-
- if (call->name == "glEnd") {
- insideGlBeginEnd = false;
- }
-
- if (!insideGlBeginEnd) {
- GLenum error = glGetError();
- if (error != GL_NO_ERROR) {
- std::cerr << "warning: glGetError() = ";
- switch (error) {
- case GL_INVALID_ENUM:
- std::cerr << "GL_INVALID_ENUM";
- break;
- case GL_INVALID_VALUE:
- std::cerr << "GL_INVALID_VALUE";
- break;
- case GL_INVALID_OPERATION:
- std::cerr << "GL_INVALID_OPERATION";
- break;
- case GL_STACK_OVERFLOW:
- std::cerr << "GL_STACK_OVERFLOW";
- break;
- case GL_STACK_UNDERFLOW:
- std::cerr << "GL_STACK_UNDERFLOW";
- break;
- case GL_OUT_OF_MEMORY:
- std::cerr << "GL_OUT_OF_MEMORY";
- break;
- case GL_INVALID_FRAMEBUFFER_OPERATION:
- std::cerr << "GL_INVALID_FRAMEBUFFER_OPERATION";
- break;
- case GL_TABLE_TOO_LARGE:
- std::cerr << "GL_TABLE_TOO_LARGE";
- break;
- default:
- std::cerr << error;
- break;
+ if (!double_buffer) {
+ frame_complete();
}
- std::cerr << "\\n";
- }
- }
- }
+ }
+
+ if (!retrace_call(*call)) {
+ if (call->name() == "glXSwapBuffers" ||
+ call->name() == "wglSwapBuffers") {
+ if (double_buffer)
+ glutSwapBuffers();
+ else
+ glFlush();
+ frame_complete();
+ return;
+ }
+ }
+ }
+
+ // Reached the end of trace
+ glFlush();
- glFlush();
- glutIdleFunc(NULL);
+ long long endTime = OS::GetTime();
+ float timeInterval = (endTime - __startTime) * 1.0E-6;
+
+ std::cout <<
+ "Rendered " << __frame << " frames"
+ " in " << timeInterval << " secs,"
+ " average of " << (__frame/timeInterval) << " fps\n";
+
+ glutDisplayFunc(&display_noop);
+ glutIdleFunc(NULL);
}
static void idle(void) {
- glutPostRedisplay();
+ if (__reshape_window) {
+ // XXX: doesn't quite work
+ glutReshapeWindow(__window_width, __window_height);
+ __reshape_window = false;
+ }
+ glutPostRedisplay();
}
int main(int argc, char **argv)
{
- int i;
- for (i = 1; i < argc; ++i) {
- const char *arg = argv[i];
-
- if (arg[0] != '-') {
- break;
- }
-
- if (!strcmp(arg, "--")) {
- break;
- }
- else if (!strcmp(arg, "-db")) {
- double_buffer = true;
- } else if (!strcmp(arg, "-v")) {
- ++verbosity;
- } else {
- std::cerr << "error: unknown option " << arg << "\\n";
- return 1;
- }
- }
-
- glutInit(&argc, argv);
- glutInitWindowPosition(0, 0);
- glutInitWindowSize(800, 600);
- glutInitDisplayMode(GLUT_DEPTH | GLUT_RGB | (double_buffer ? GLUT_DOUBLE : GLUT_SINGLE));
- glutCreateWindow(argv[0]);
- glewInit();
-
- glutDisplayFunc(&display);
- glutIdleFunc(&idle);
-
- for (GLuint h = 0; h < 1024; ++h) {
- __list_map[h] = h;
- }
-
- for ( ; i < argc; ++i) {
- if (parser.open(argv[i])) {
- glutMainLoop();
- parser.close();
- }
- }
-
- return 0;
+ int i;
+ for (i = 1; i < argc; ++i) {
+ const char *arg = argv[i];
+
+ if (arg[0] != '-') {
+ break;
+ }
+
+ if (!strcmp(arg, "--")) {
+ break;
+ } else if (!strcmp(arg, "-db")) {
+ double_buffer = true;
+ } else if (!strcmp(arg, "-s")) {
+ __screenshots = true;
+ } else if (!strcmp(arg, "-v")) {
+ ++verbosity;
+ } else {
+ std::cerr << "error: unknown option " << arg << "\n";
+ return 1;
+ }
+ }
+
+ glutInit(&argc, argv);
+ glutInitWindowPosition(0, 0);
+ glutInitWindowSize(__window_width, __window_height);
+ glutInitDisplayMode(GLUT_DEPTH | GLUT_RGB | (double_buffer ? GLUT_DOUBLE : GLUT_SINGLE));
+ glutCreateWindow(argv[0]);
+
+ glutDisplayFunc(&display);
+ glutIdleFunc(&idle);
+
+ for (GLuint h = 0; h < 1024; ++h) {
+ __list_map[h] = h;
+ }
+
+ for ( ; i < argc; ++i) {
+ if (parser.open(argv[i])) {
+ __startTime = OS::GetTime();
+ glutMainLoop();
+ parser.close();
+ }
+ }
+
+ return 0;
}
-'''
+'''
projects / apitrace / blobdiff