From 832961808a415ebcac5b74c54efb4cfbca0134e7 Mon Sep 17 00:00:00 2001
From: Eugene Sandulenko
Date: Sat, 30 Apr 2016 15:54:06 +0200
Subject: SCUMM HE: Stub for Wiz T14 compression

---
 engines/scumm/he/wiz_he.cpp | 43 +++++++++++++++++++++++++++++++++++++++++++
 engines/scumm/he/wiz_he.h   |  4 +++-
 2 files changed, 46 insertions(+), 1 deletion(-)

diff --git a/engines/scumm/he/wiz_he.cpp b/engines/scumm/he/wiz_he.cpp
index 5d2d973d68..5b844e2a25 100644
--- a/engines/scumm/he/wiz_he.cpp
+++ b/engines/scumm/he/wiz_he.cpp
@@ -1634,6 +1634,9 @@ void Wiz::drawWizImageEx(uint8 *dst, uint8 *dataPtr, uint8 *maskPtr, int dstPitc
 	case 5:
 		copy16BitWizImage(dst, wizd, dstPitch, dstType, dstw, dsth, srcx, srcy, srcw, srch, rect, flags, xmapPtr);
 		break;
+	case 9:
+		copyT14WizImage(dst, wizd, dstPitch, dstType, dstw, dsth, srcx, srcy, rect, conditionBits);
+		break;
 #endif
 	default:
 		error("drawWizImageEx: Unhandled wiz compression type %d", comp);
@@ -1759,6 +1762,46 @@ void Wiz::copyCompositeWizImage(uint8 *dst, uint8 *wizPtr, uint8 *compositeInfoB
 	}
 }
 
+void Wiz::copyT14WizImage(uint8 *dst, uint8 *wizd, int dstPitch, int dstType,
+		int dstw, int dsth, int srcx, int srcy, const Common::Rect *clipBox, uint16 conditionBits) {
+
+	int rawROP = conditionBits & kWMSBRopMask;
+	int nROPParam = (conditionBits & kWMSBReservedBits) >> kWMSBRopParamRShift;
+
+	switch (rawROP) {
+	default:
+	case 1:
+		warning("T14: MMX_PREMUL_ALPHA_COPY");
+		break;
+
+	case 2:
+		warning("T14: MMX_ADDITIVE");
+		break;
+
+	case 3:
+		warning("T14: MMX_SUBTRACTIVE");
+		break;
+
+	case 4:
+		warning("T14: MMX_CONSTANT_ALPHA");
+		break;
+
+	case 5:
+		warning("T14: MMX_CHEAP_50_50");
+		break;
+
+	case 6:
+		warning("T14: COPY");
+		break;
+
+	case 7:
+		warning("T14: CHEAP_50_50");
+		break;
+	}
+
+	warning("T14: params %d", nROPParam);
+}
+
 struct PolygonDrawData {
 	struct PolygonArea {
 		int32 xmin;
diff --git a/engines/scumm/he/wiz_he.h b/engines/scumm/he/wiz_he.h
index dd1da8b46d..fee67a76d8 100644
--- a/engines/scumm/he/wiz_he.h
+++ b/engines/scumm/he/wiz_he.h
@@ -246,11 +246,13 @@ public:
 
 #ifdef USE_RGB_COLOR
 	static void copyMaskWizImage(uint8 *dst, const uint8 *src, const uint8 *mask, int dstPitch, int dstType, int dstw, int dsth, int srcx, int srcy, int srcw, int srch, const Common::Rect *rect, int flags, const uint8 *palPtr);
-#endif
 
 	void copyCompositeWizImage(uint8 *dst, uint8 *wizPtr, uint8 *wizd, uint8 *maskPtr, int dstPitch, int dstType,
 		int dstw, int dsth, int srcx, int srcy, int srcw, int srch, int state, const Common::Rect *clipBox,
 		int flags, const uint8 *palPtr, int transColor, uint8 bitDepth, const uint8 *xmapPtr, uint16 conditionBits);
+	void copyT14WizImage(uint8 *dst, uint8 *wizd, int dstPitch, int dstType,
+			int dstw, int dsth, int srcx, int srcy, const Common::Rect *clipBox, uint16 conditionBits);
+#endif
 
 	static void copyAuxImage(uint8 *dst1, uint8 *dst2, const uint8 *src, int dstw, int dsth, int srcx, int srcy, int srcw, int srch, uint8 bitdepth);
 	static void copyWizImageWithMask(uint8 *dst, const uint8 *src, int dstPitch, int dstw, int dsth, int srcx, int srcy, int srcw, int srch, const Common::Rect *rect, int maskT, int maskP);
-- 
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