show that we need to glClear to be fast(er)

2009-08-11 20:50:20 -07:00
parent 0d63f8163d
commit a1d9388ea7
1 changed files with 5 additions and 2 deletions
--- a/opengl/tests/filter/filter.cpp
+++ b/opengl/tests/filter/filter.cpp
@@ -157,12 +157,15 @@ int main(int argc, char** argv)
     }
     
     glMatrixMode(GL_MODELVIEW);
-     //glEnable(GL_SCISSOR_TEST);
-     //glScissor(0,dim,dim,h-dim);
+     glScissor(0,dim,dim,h-dim);
+     glDisable(GL_SCISSOR_TEST);
     
     for (int y=0 ; y<dim ; y++) {
+         //glDisable(GL_SCISSOR_TEST);
         glClear(GL_COLOR_BUFFER_BIT);

+         //glEnable(GL_SCISSOR_TEST);
+
 #if USE_DRAW_TEXTURE && GL_OES_draw_texture
         glDrawTexiOES(0, y, 1, dim, dim);
 #else