Validate framebuffer attachment formats.
TRAC #13792
Signed-off-by: Daniel Koch
Author: Nicolas Capens
git-svn-id: https://angleproject.googlecode.com/svn/trunk@458 736b8ea6-26fd-11df-bfd4-992fa37f6226
diff --git a/src/libGLESv2/utilities.cpp b/src/libGLESv2/utilities.cpp
index d0fe398..b20f0a5 100644
--- a/src/libGLESv2/utilities.cpp
+++ b/src/libGLESv2/utilities.cpp
@@ -336,6 +336,69 @@
}
}
+bool IsColorRenderable(GLenum internalformat)
+{
+ switch (internalformat)
+ {
+ case GL_RGBA4:
+ case GL_RGB5_A1:
+ case GL_RGB565:
+ case GL_RGB8_OES:
+ case GL_RGBA8_OES:
+ return true;
+ case GL_DEPTH_COMPONENT16:
+ case GL_STENCIL_INDEX8:
+ case GL_DEPTH24_STENCIL8_OES:
+ return false;
+ default:
+ UNIMPLEMENTED();
+ }
+
+ return false;
+}
+
+bool IsDepthRenderable(GLenum internalformat)
+{
+ switch (internalformat)
+ {
+ case GL_DEPTH_COMPONENT16:
+ case GL_DEPTH24_STENCIL8_OES:
+ return true;
+ case GL_STENCIL_INDEX8:
+ case GL_RGBA4:
+ case GL_RGB5_A1:
+ case GL_RGB565:
+ case GL_RGB8_OES:
+ case GL_RGBA8_OES:
+ return false;
+ default:
+ UNIMPLEMENTED();
+ }
+
+ return false;
+}
+
+bool IsStencilRenderable(GLenum internalformat)
+{
+ switch (internalformat)
+ {
+ case GL_STENCIL_INDEX8:
+ case GL_DEPTH24_STENCIL8_OES:
+ return true;
+ case GL_RGBA4:
+ case GL_RGB5_A1:
+ case GL_RGB565:
+ case GL_RGB8_OES:
+ case GL_RGBA8_OES:
+ case GL_DEPTH_COMPONENT16:
+ return false;
+ default:
+ UNIMPLEMENTED();
+ }
+
+ return false;
+}
+
}
namespace es2dx