##########################################################################/
-import base
-from glx import libgl
-
-
-
-class ConstRemover(base.Rebuilder):
-
- def visit_const(self, const):
- return const.type
-
-
-class ValueExtractor(base.Visitor):
-
- def visit_literal(self, type, lvalue, rvalue):
- print ' %s = %s;' % (lvalue, rvalue)
-
- def visit_alias(self, type, lvalue, rvalue):
- self.visit(type.type, lvalue, rvalue)
-
- def visit_enum(self, type, lvalue, rvalue):
- print ' %s = %s;' % (lvalue, rvalue)
-
- def visit_bitmask(self, type, lvalue, rvalue):
- self.visit(type.type, lvalue, rvalue)
-
- def visit_array(self, array, lvalue, rvalue):
- print ' %s = new %s[%s];' % (lvalue, array.type, array.length)
- index = '__i' + array.id
- print ' for(size_t {i} = 0; {i} < {length}; ++{i}) {{'.format(i = index, length = array.length)
- self.visit(array.type, '%s[%s]' % (lvalue, index), '%s[%s]' % (rvalue, index))
+import stdapi
+import glapi
+from retrace import Retracer
+
+
+class GlRetracer(Retracer):
+
+ 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",
+ "glEdgeFlagPointer",
+ "glIndexPointer",
+ "glNormalPointer",
+ "glTexCoordPointer",
+ "glVertexPointer",
+ "glFogCoordPointer",
+ "glSecondaryColorPointer",
+ "glVertexAttribPointer",
+ ] and arg.name == 'pointer':
+ self.extract_pointer(function, arg, arg_type, lvalue, rvalue)
+ else:
+ Retracer.extract_arg(self, function, arg, arg_type, lvalue, rvalue)
+
+ def extract_pointer(self, function, arg, arg_type, lvalue, rvalue):
+ print ' if (dynamic_cast<Trace::Null *>(&%s)) {' % rvalue
+ print ' %s = 0;' % (lvalue)
+ print ' } else {'
+ print ' %s = (%s)(uintptr_t)(%s);' % (lvalue, arg_type, rvalue)
print ' }'
-
-def retrace_function(function):
- print 'static void retrace_%s(Trace::Call &call) {' % function.name
- if not function.name.startswith('glX'):
- success = True
- for arg_type, arg_name in function.args:
- arg_type = ConstRemover().visit(arg_type)
- print ' %s %s;' % (arg_type, arg_name)
- rvalue = 'call.arg("%s")' % (arg_name,)
- lvalue = arg_name
- try:
- ValueExtractor().visit(arg_type, lvalue, rvalue)
- except NotImplementedError:
- success = False
- print ' %s = 0; // FIXME' % arg_name
- if not success:
- print ' std::cerr << "warning: unsupported call %s\\n";' % function.name
- print ' return;'
- arg_names = ", ".join([arg_name for arg_type, arg_name in function.args])
- print ' %s(%s);' % (function.name, arg_names)
- print '}'
- print
-
-
if __name__ == '__main__':
print
- print '#include <stdlib.h>'
print '#include <string.h>'
- print '#include <GL/glew.h>'
+ print '#include <iostream>'
+ print
+ print '#include "glproc.hpp"'
print '#include <GL/glut.h>'
print
- print '#include "trace_parser.hpp"'
+ print 'static bool double_buffer = false;'
+ print 'static bool insideGlBeginEnd = false;'
+ print 'static int __window_width = 256, __window_height = 256;'
+ print 'bool __reshape_window = false;'
print
+ print '''
+static void
+checkGlError(void) {
+ if (insideGlBeginEnd) {
+ return;
+ }
- for function in libgl.functions:
- retrace_function(function)
+ GLenum error = glGetError();
+ if (error == GL_NO_ERROR) {
+ return;
+ }
- print 'static bool retrace_call(Trace::Call &call) {'
- for function in libgl.functions:
- print ' if (call.name == "%s") {' % function.name
- print ' retrace_%s(call);' % function.name
- print ' return true;'
- print ' }'
- print ' std::cerr << "warning: unsupported call " << call.name << "\\n";'
- print ' return false;'
- print '}'
+ 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 '''
-class Retracer : public Trace::Parser
-{
- void handle_call(Trace::Call &call) {
- std::cout << call;
- std::cout.flush();
- retrace_call(call);
+static Trace::Parser parser;
+
+static void display(void) {
+ Trace::Call *call;
+
+ while ((call = parser.parse_call())) {
+ if (call->name() == "glFlush") {
+ glFlush();
+ return;
+ }
+
+ if (!retrace_call(*call)) {
+ if (call->name() == "glXSwapBuffers" ||
+ call->name() == "wglSwapBuffers") {
+ if (double_buffer)
+ glutSwapBuffers();
+ else
+ glFlush();
+ return;
+ }
+ }
}
-};
+
+ glFlush();
+ glutIdleFunc(NULL);
+}
+
+static void idle(void) {
+ if (__reshape_window) {
+ // XXX: doesn't quite work
+ glutReshapeWindow(__window_width, __window_height);
+ __reshape_window = false;
+ }
+ glutPostRedisplay();
+}
int main(int argc, char **argv)
{
- glutInit(&argc, argv);
- glutInitWindowPosition( 0, 0 );
- glutInitWindowSize( 800, 600 );
- glutInitDisplayMode( GLUT_DEPTH | GLUT_RGB | GLUT_SINGLE );
- glutCreateWindow(argv[0]);
- glewInit();
- for (int i = 1; i < argc; ++i) {
- Retracer p;
- p.parse(argv[i]);
- glutMainLoop();
- }
- 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, "-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])) {
+ glutMainLoop();
+ parser.close();
+ }
+ }
+
+ return 0;
}
-'''
+'''
projects / apitrace / blobdiff