From 05fba9b3c83370f0034fa8cfc0695391bd29f4e5 Mon Sep 17 00:00:00 2001
From: aignacio_sf <>
Date: Thu, 18 Sep 2008 01:05:45 +0000
Subject: [PATCH] Remove hard-coded texture format to allow different FBO
 formats. Use the internal format when creating FBOs to allow different FBO
 formats.

---
 panda/src/glstuff/glGraphicsBuffer_src.cxx | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/panda/src/glstuff/glGraphicsBuffer_src.cxx b/panda/src/glstuff/glGraphicsBuffer_src.cxx
index 62eb2399b5..3b9f49007e 100644
--- a/panda/src/glstuff/glGraphicsBuffer_src.cxx
+++ b/panda/src/glstuff/glGraphicsBuffer_src.cxx
@@ -417,7 +417,7 @@ bind_slot(bool rb_resize, Texture **attach, RenderTexturePlane slot, GLenum atta
         }
       }
     } else {
-      tex->set_format(Texture::F_rgba);
+//      tex->set_format(Texture::F_rgba);
       TextureContext *tc = tex->prepare_now(glgsg->get_prepared_objects(), glgsg);
       nassertv(tc != (TextureContext *)NULL);
       CLP(TextureContext) *gtc = DCAST(CLP(TextureContext), tc);
@@ -490,7 +490,10 @@ bind_slot(bool rb_resize, Texture **attach, RenderTexturePlane slot, GLenum atta
                                           GL_RENDERBUFFER_EXT, rb);
       }
     } else {
-      glgsg->_glRenderbufferStorage(GL_RENDERBUFFER_EXT, GL_RGBA8_EXT,
+      GLenum internal_format;
+
+      internal_format = glgsg -> get_internal_image_format(tex);      
+      glgsg->_glRenderbufferStorage(GL_RENDERBUFFER_EXT, internal_format,
                                     _rb_size_x, _rb_size_y);
       glgsg->_glBindRenderbuffer(GL_RENDERBUFFER_EXT, 0);
       glgsg->_glFramebufferRenderbuffer(GL_FRAMEBUFFER_EXT, attachpoint,