reenable vertices gm, adding picture support

src/core/SkPictureRecord.cpp

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "SkPictureRecord.h"
 #include "SkTSearch.h"
 #include "SkPixelRef.h"
@@ skipping 1171 matching lines @@
 void SkPictureRecord::drawPicture(SkPicture& picture) {
     // op + picture index
     uint32_t size = 2 * kUInt32Size;
     size_t initialOffset = this->addDraw(DRAW_PICTURE, &size);
     addPicture(picture);
     this->validate(initialOffset, size);
 }
 
 void SkPictureRecord::drawVertices(VertexMode vmode, int vertexCount,
                           const SkPoint vertices[], const SkPoint texs[],
-                          const SkColor colors[], SkXfermode*,
+                          const SkColor colors[], SkXfermode* xfer,
                           const uint16_t indices[], int indexCount,
                           const SkPaint& paint) {
     uint32_t flags = 0;
     if (texs) {
         flags |= DRAW_VERTICES_HAS_TEXS;
     }
     if (colors) {
         flags |= DRAW_VERTICES_HAS_COLORS;
     }
     if (indexCount > 0) {
         flags |= DRAW_VERTICES_HAS_INDICES;
     }
+    if (NULL != xfer) {
+        SkXfermode::Mode mode;
+        if (xfer->asMode(&mode) && SkXfermode::kModulate_Mode != mode) {
+            flags |= DRAW_VERTICES_HAS_XFER;
+        }
+    }
 
     // op + paint index + flags + vmode + vCount + vertices
     uint32_t size = 5 * kUInt32Size + vertexCount * sizeof(SkPoint);
     if (flags & DRAW_VERTICES_HAS_TEXS) {
         size += vertexCount * sizeof(SkPoint);  // + uvs
     }
     if (flags & DRAW_VERTICES_HAS_COLORS) {
         size += vertexCount * sizeof(SkColor);  // + vert colors
     }
     if (flags & DRAW_VERTICES_HAS_INDICES) {
         // + num indices + indices
         size += 1 * kUInt32Size + SkAlign4(indexCount * sizeof(uint16_t));
     }
+    if (flags & DRAW_VERTICES_HAS_XFER) {
+        size += kUInt32Size;    // mode enum
+    }
 
     size_t initialOffset = this->addDraw(DRAW_VERTICES, &size);
     SkASSERT(initialOffset+getPaintOffset(DRAW_VERTICES, size) == fWriter.bytesWritten());
     addPaint(paint);
     addInt(flags);
     addInt(vmode);
     addInt(vertexCount);
     addPoints(vertices, vertexCount);
     if (flags & DRAW_VERTICES_HAS_TEXS) {
         addPoints(texs, vertexCount);
     }
     if (flags & DRAW_VERTICES_HAS_COLORS) {
         fWriter.writeMul4(colors, vertexCount * sizeof(SkColor));
     }
     if (flags & DRAW_VERTICES_HAS_INDICES) {
         addInt(indexCount);
         fWriter.writePad(indices, indexCount * sizeof(uint16_t));
     }
+    if (flags & DRAW_VERTICES_HAS_XFER) {
+        SkXfermode::Mode mode = SkXfermode::kModulate_Mode;
+        (void)xfer->asMode(&mode);
+        addInt(mode);
+    }
     this->validate(initialOffset, size);
 }
 
 void SkPictureRecord::drawData(const void* data, size_t length) {
     // op + length + 'length' worth of data
     uint32_t size = 2 * kUInt32Size + SkAlign4(length);
     size_t initialOffset = this->addDraw(DRAW_DATA, &size);
     addInt(length);
     fWriter.writePad(data, length);
     this->validate(initialOffset, size);
@@ skipping 270 matching lines @@
 void SkPictureRecord::validateRegions() const {
     int count = fRegions.count();
     SkASSERT((unsigned) count < 0x1000);
     for (int index = 0; index < count; index++) {
         const SkFlatData* region = fRegions[index];
         SkASSERT(region);
 //        region->validate();
     }
 }
 #endif