Map RGBA4/RGB5_A1 to RGBA and RGB565 to RGB in RenderbufferStorage.

Review URL: http://codereview.chromium.org/2119001

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@47329 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 13 insertions, 1 deletions

diff --git a/gpu/command_buffer/service/renderbuffer_manager.h b/gpu/command_buffer/service/renderbuffer_manager.h
index e896117..c3c41b7 100644
--- a/gpu/command_buffer/service/renderbuffer_manager.h
+++ b/gpu/command_buffer/service/renderbuffer_manager.h
@@ -26,7 +26,8 @@ class RenderbufferManager {
 
     explicit RenderbufferInfo(GLuint service_id)
         : service_id_(service_id),
-          cleared_(false) {
+          cleared_(false),
+          internalformat_(GL_RGBA4) {
     }
 
     GLuint service_id() const {
@@ -41,6 +42,14 @@ class RenderbufferManager {
       cleared_ = true;
     }
 
+    GLenum internalformat() const {
+      return internalformat_;
+    }
+
+    void set_internalformat(GLenum internalformat) {
+      internalformat_ = internalformat;
+    }
+
     bool IsDeleted() {
       return service_id_ == 0;
     }
@@ -60,6 +69,9 @@ class RenderbufferManager {
 
     // Whether this renderbuffer has been cleared
     bool cleared_;
+
+    // Renderbuffer internalformat set through RenderbufferStorage().
+    GLenum internalformat_;
   };
 
   RenderbufferManager() { }