X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fpixelformat.cpp;h=7647717a44ad3d047e7bfbc0d386a575f5564701;hb=4d7f66ea28c788e12f700216b9c53af9e71b8390;hp=b8180b2fb75e559477c0388eddc53509f35263ba;hpb=8ed7051d1a80c7e8b198d96575338eee6a5e2485;p=libs%2Fgl.git

diff --git a/source/pixelformat.cpp b/source/pixelformat.cpp
index b8180b2f..7647717a 100644
--- a/source/pixelformat.cpp
+++ b/source/pixelformat.cpp
@@ -148,6 +148,30 @@ unsigned get_component_count(PixelFormat pf)
 	}
 }
 
+unsigned get_component_size(PixelFormat pf)
+{
+	switch(pf)
+	{
+	case RGB16F:
+	case RGBA16F:
+	case LUMINANCE16F:
+	case LUMINANCE_ALPHA16F:
+		return 2;
+	case RGB32F:
+	case RGBA32F:
+	case LUMINANCE32F:
+	case LUMINANCE_ALPHA32F:
+		return 4;
+	default:
+		return 1;
+	}
+}
+
+unsigned get_pixel_size(PixelFormat pf)
+{
+	return get_component_count(pf)*get_component_size(pf);
+}
+
 void require_pixelformat(PixelFormat pf)
 {
 	switch(pf)