separate state for msaa renderability

src/gpu/GrDrawTargetCaps.h

 
 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkRefCnt.h"
 #include "GrTypes.h"
@@ skipping 26 matching lines @@
     bool bufferLockSupport() const { return fBufferLockSupport; }
     bool pathRenderingSupport() const { return fPathRenderingSupport; }
     bool dstReadInShaderSupport() const { return fDstReadInShaderSupport; }
     bool reuseScratchTextures() const { return fReuseScratchTextures; }
 
     int maxRenderTargetSize() const { return fMaxRenderTargetSize; }
     int maxTextureSize() const { return fMaxTextureSize; }
     // Will be 0 if MSAA is not supported
     int maxSampleCount() const { return fMaxSampleCount; }
 
-    /**
-     * Can the provided configuration act as a render target?
-     */
-    bool isConfigRenderable(GrPixelConfig config) const {
+    bool isConfigRenderable(GrPixelConfig config, bool withMSAA) const {
         SkASSERT(kGrPixelConfigCnt > config);
-        return fConfigRenderSupport[config];
+        return fConfigRenderSupport[config][withMSAA];
     }
 
 protected:
     bool f8BitPaletteSupport        : 1;
     bool fNPOTTextureTileSupport    : 1;
     bool fTwoSidedStencilSupport    : 1;
     bool fStencilWrapOpsSupport     : 1;
     bool fHWAALineSupport           : 1;
     bool fShaderDerivativeSupport   : 1;
     bool fGeometryShaderSupport     : 1;
     bool fDualSourceBlendingSupport : 1;
     bool fBufferLockSupport         : 1;
     bool fPathRenderingSupport      : 1;
     bool fDstReadInShaderSupport    : 1;
     bool fReuseScratchTextures      : 1;
 
     int fMaxRenderTargetSize;
     int fMaxTextureSize;
     int fMaxSampleCount;
 
-    bool fConfigRenderSupport[kGrPixelConfigCnt];
+    // The first entry for each config is without msaa and the second is with.
+    bool fConfigRenderSupport[kGrPixelConfigCnt][2];
 
     typedef SkRefCnt INHERITED;
 };
 
 #endif