Utility/PixelFormat: Add experimental IdentifyFormat method

Only supports RGBA8 for now Former-commit-id: 8661dc7cab767de5d66efebe5e7038807ba712f7
2016-04-21 13:22:31 +02:00
parent e5f5d7ed11
commit 718713dbdd
2 changed files with 47 additions and 0 deletions
--- a/src/Nazara/Utility/PixelFormat.cpp
+++ b/src/Nazara/Utility/PixelFormat.cpp
@@ -1268,6 +1268,22 @@ namespace Nz
 		}
 	}

+	PixelFormatType PixelFormat::IdentifyFormat(const PixelFormatInfo& info)
+	{
+		switch (info.bitsPerPixel)
+		{
+			case 32:
+				if (info.redMask   == Bitset<>(0xFF000000) &&
+					info.greenMask == Bitset<>(0x00FF0000) &&
+					info.blueMask  == Bitset<>(0x0000FF00) &&
+					info.alphaMask == Bitset<>(0x000000FF))
+					return PixelFormatType_RGBA8;
+				break;
+		}
+
+		return PixelFormatType_Undefined;
+	}
+
 	bool PixelFormat::Initialize()
 	{
 		// Réinitialisation