X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Frenderbuffer.cpp;h=5098362261e45743d396c81ea9bc5b9878d3c9ae;hb=0ab875bdc9fbf84ecfce883b188410bb45882447;hp=17d36846e696cdccb36d4b5a28e14d2e301b6025;hpb=08e19bc2b4eba572bc7699378cf55cd8772ac67e;p=libs%2Fgl.git

diff --git a/source/renderbuffer.cpp b/source/renderbuffer.cpp
index 17d36846..50983622 100644
--- a/source/renderbuffer.cpp
+++ b/source/renderbuffer.cpp
@@ -21,8 +21,20 @@ Renderbuffer::~Renderbuffer()
 	glDeleteRenderbuffers(1, &id);
 }
 
+PixelFormat Renderbuffer::normalize_format(PixelFormat fmt)
+{
+	if(!get_component_size(fmt) && MSP_sized_internal_formats)
+	{
+		unsigned size = (fmt==DEPTH_COMPONENT ? get_gl_api()==OPENGL_ES2 ? 2 : 4 : 1);
+		return get_sized_pixelformat(fmt, size);
+	}
+
+	return fmt;
+}
+
 void Renderbuffer::storage(PixelFormat fmt, unsigned wd, unsigned ht)
 {
+	fmt = normalize_format(fmt);
 	require_pixelformat(fmt);
 	width = wd;
 	height = ht;
@@ -38,6 +50,7 @@ void Renderbuffer::storage(PixelFormat fmt, unsigned wd, unsigned ht)
 void Renderbuffer::storage_multisample(unsigned samples, PixelFormat fmt, unsigned wd, unsigned ht)
 {
 	static Require _req(EXT_framebuffer_multisample);
+	fmt = normalize_format(fmt);
 	require_pixelformat(fmt);
 
 	width = wd;