X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;ds=sidebyside;f=source%2Fpixelformat.cpp;fp=source%2Fpixelformat.cpp;h=320fef1f84dd16e447b106df64f1069275c55b89;hb=21eaad595acb574d81bad5140d24b570da4f9785;hp=ac2b1ea73dfde7818fab470b45565e1c5f5e32a2;hpb=cdf928f03f4d8383b8fa978abc4c255a850ec061;p=libs%2Fgl.git

diff --git a/source/pixelformat.cpp b/source/pixelformat.cpp
index ac2b1ea7..320fef1f 100644
--- a/source/pixelformat.cpp
+++ b/source/pixelformat.cpp
@@ -177,6 +177,17 @@ unsigned get_component_size(PixelFormat pf)
 {
 	switch(pf)
 	{
+	case R8:
+	case RG8:
+	case RGB8:
+	case RGBA8:
+	case SRGB8:
+	case SRGB8_ALPHA8:
+	case LUMINANCE8:
+	case LUMINANCE8_ALPHA8:
+	case SLUMINANCE8:
+	case SLUMINANCE8_ALPHA8:
+		return 1;
 	case R16F:
 	case RG16F:
 	case RGB16F:
@@ -192,13 +203,13 @@ unsigned get_component_size(PixelFormat pf)
 	case DEPTH_COMPONENT32:
 		return 4;
 	default:
-		return 1;
+		return 0;
 	}
 }
 
 unsigned get_pixel_size(PixelFormat pf)
 {
-	return get_component_count(pf)*get_component_size(pf);
+	return get_component_count(pf)*max(get_component_size(pf), 1U);
 }
 
 void require_pixelformat(PixelFormat pf)