X-Git-Url: https://git.cworth.org/git?a=blobdiff_plain;f=glretrace.py;h=2736a9fb52e4d6b375e321d4a6b1ff548dac1b33;hb=cefdd197f2f20d8afdbcac6e93680ac9aa8c0351;hp=606c052e33f3a0c15fd4aa81d0a48ee9509f2f3a;hpb=e0e6140ab6d52e0173a2ed0541102d724cbcce14;p=apitrace

diff --git a/glretrace.py b/glretrace.py
index 606c052..2736a9f 100644
--- a/glretrace.py
+++ b/glretrace.py
@@ -24,143 +24,156 @@
 ##########################################################################/
 
 
+"""GL retracer generator."""
+
+
 import stdapi
 import glapi
-import retrace
-
+from retrace import Retracer
+
+
+class GlRetracer(Retracer):
+
+    def retrace_function(self, function):
+        Retracer.retrace_function(self, function)
+
+    array_pointer_function_names = set((
+        "glVertexPointer",
+        "glNormalPointer",
+        "glColorPointer",
+        "glIndexPointer",
+        "glTexCoordPointer",
+        "glEdgeFlagPointer",
+        "glFogCoordPointer",
+        "glSecondaryColorPointer",
+
+        "glInterleavedArrays",
+
+        #"glVertexPointerEXT",
+        #"glNormalPointerEXT",
+        #"glColorPointerEXT",
+        #"glIndexPointerEXT",
+        #"glTexCoordPointerEXT",
+        #"glEdgeFlagPointerEXT",
+        #"glFogCoordPointerEXT",
+        #"glSecondaryColorPointerEXT",
+
+        "glVertexAttribPointer",
+        "glVertexAttribPointerARB",
+        "glVertexAttribPointerNV",
+        "glVertexAttribLPointer",
+        "glVertexAttribLPointerEXT",
+        
+        #"glMatrixIndexPointerARB",
+    ))
+
+    draw_array_function_names = set([
+        "glDrawArrays",
+        "glDrawArraysEXT",
+        "glDrawArraysIndirect",
+        "glDrawArraysInstanced",
+        "glDrawArraysInstancedARB",
+        "glDrawArraysInstancedEXT",
+        "glDrawMeshArraysSUN",
+        "glMultiDrawArrays",
+        "glMultiDrawArraysEXT",
+        "glMultiModeDrawArraysIBM",
+    ])
+
+    draw_elements_function_names = set([
+        "glDrawElements",
+        "glDrawElementsBaseVertex",
+        "glDrawElementsIndirect",
+        "glDrawElementsInstanced",
+        "glDrawElementsInstancedARB",
+        "glDrawElementsInstancedBaseVertex",
+        "glDrawElementsInstancedEXT",
+        "glDrawRangeElements",
+        "glDrawRangeElementsBaseVertex",
+        "glDrawRangeElementsEXT",
+        #"glMultiDrawElements",
+        #"glMultiDrawElementsBaseVertex",
+        #"glMultiDrawElementsEXT",
+        #"glMultiModeDrawElementsIBM",
+    ])
+
+    def retrace_function_body(self, function):
+        is_array_pointer = function.name in self.array_pointer_function_names
+        is_draw_array = function.name in self.draw_array_function_names
+        is_draw_elements = function.name in self.draw_elements_function_names
+
+        if is_array_pointer or is_draw_array or is_draw_elements:
+            print '    if (Trace::Parser::version < 1) {'
+
+            if is_array_pointer or is_draw_array:
+                print '        GLint __array_buffer = 0;'
+                print '        glGetIntegerv(GL_ARRAY_BUFFER_BINDING, &__array_buffer);'
+                print '        if (!__array_buffer) {'
+                self.fail_function(function)
+                print '        }'
+
+            if is_draw_elements:
+                print '        GLint __element_array_buffer = 0;'
+                print '        glGetIntegerv(GL_ELEMENT_ARRAY_BUFFER_BINDING, &__element_array_buffer);'
+                print '        if (!__element_array_buffer) {'
+                self.fail_function(function)
+                print '        }'
+            
+            print '    }'
+
+        Retracer.retrace_function_body(self, function)
+
+    def call_function(self, function):
+        if function.name == "glViewport":
+            print '    bool reshape_window = false;'
+            print '    if (x + width > glretrace::window_width) {'
+            print '        glretrace::window_width = x + width;'
+            print '        reshape_window = true;'
+            print '    }'
+            print '    if (y + height > glretrace::window_height) {'
+            print '        glretrace::window_height = y + height;'
+            print '        reshape_window = true;'
+            print '    }'
+            print '    if (reshape_window) {'
+            print '        // XXX: does not always work'
+            print '        glretrace::drawable->resize(glretrace::window_width, glretrace::window_height);'
+            print '        reshape_window = false;'
+            print '    }'
+
+        if function.name == "glEnd":
+            print '    glretrace::insideGlBeginEnd = false;'
+        
+        Retracer.call_function(self, function)
+
+        if function.name == "glBegin":
+            print '    glretrace::insideGlBeginEnd = true;'
+        else:
+            # glGetError is not allowed inside glBegin/glEnd
+            print '    glretrace::checkGlError();'
+
+    def extract_arg(self, function, arg, arg_type, lvalue, rvalue):
+        if function.name in self.array_pointer_function_names and arg.name == 'pointer':
+            print '    %s = %s.blob();' % (lvalue, rvalue)
+            return
+
+        if function.name in self.draw_elements_function_names and arg.name == 'indices':
+            print '    %s = %s.blob();' % (lvalue, rvalue)
+            return
+
+        if function.name.startswith('glUniform') and function.args[0].name == arg.name == 'location':
+            print '    GLint program = -1;'
+            print '    glGetIntegerv(GL_CURRENT_PROGRAM, &program);'
+
+        Retracer.extract_arg(self, function, arg, arg_type, lvalue, rvalue)
 
-class GlRetracer(retrace.Retracer):
 
-    pass
+if __name__ == '__main__':
+    print r'''
+#include "glproc.hpp"
+#include "glretrace.hpp"
 
 
-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
+'''
     api = glapi.glapi
     retracer = GlRetracer()
     retracer.retrace_api(glapi.glapi)
-    print '''
-
-Trace::Parser parser;
-
-static bool insideGlBeginEnd;
-
-static void display(void) {
-   Trace::Call *call;
-
-   while ((call = parser.parse_call())) {
-      if (call->name == "glFlush" ||
-          call->name == "glXSwapBuffers" ||
-          call->name == "wglSwapBuffers") {
-         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;
-            }
-            std::cerr << "\\n";
-         }
-      }
-   }
-
-   glFlush();
-   glutIdleFunc(NULL);
-}
-
-static void idle(void) {
-   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();
-
-   glutDisplayFunc(&display);
-   glutIdleFunc(&idle);
-
-    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, "-v")) {
-         ++verbosity;
-      } else {
-         std::cerr << "error: unknown option " << arg << "\\n";
-         return 1;
-      }
-   }
-
-   for ( ; i < argc; ++i) {
-      if (parser.open(argv[i])) {
-         glutMainLoop();
-         parser.close();
-      }
-   }
-
-   return 0;
-}
-
-'''