Fix failure initting 2D Array textures.

Our code currently failed in retrieving a NULL Image internally, when we relied on getting texture dimensions on an unitialized texture. BUG=angle:813 Change-Id: Iaf6791ee291e45daae9c80d6452c4d9154227fdb Reviewed-on: https://chromium-review.googlesource.com/229350Tested-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Shannon Woods <shannonwoods@chromium.org>

Fix failure initting 2D Array textures.
e5685e08 · Jamie Madill · 970d2613 · e5685e08
Commit e5685e08 authored Nov 12, 2014 by Jamie Madill
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Showing with 6 additions and 4 deletions

TextureD3D.cpp src/libGLESv2/renderer/d3d/TextureD3D.cpp +6 -4

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--- a/src/libGLESv2/renderer/d3d/TextureD3D.cpp
+++ b/src/libGLESv2/renderer/d3d/TextureD3D.cpp
@@ -2255,16 +2255,18 @@ TextureD3D_2DArray::~TextureD3D_2DArray()
 Image *TextureD3D_2DArray::getImage(int level, int layer) const
 {
    ASSERT(level < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS);
-    ASSERT(layer < mLayerCounts[level]);
+    ASSERT((layer == 0 && mLayerCounts[level] == 0) ||
-    return mImageArray[level][layer];
+           layer < mLayerCounts[level]);
+    return (mImageArray[level] ? mImageArray[level][layer] : NULL);
 }
 Image *TextureD3D_2DArray::getImage(const gl::ImageIndex &index) const
 {
    ASSERT(index.mipIndex < gl::IMPLEMENTATION_MAX_TEXTURE_LEVELS);
-    ASSERT(index.layerIndex < mLayerCounts[index.mipIndex]);
+    ASSERT((index.layerIndex == 0 && mLayerCounts[index.mipIndex] == 0) ||
+           index.layerIndex < mLayerCounts[index.mipIndex]);
    ASSERT(index.type == GL_TEXTURE_2D_ARRAY);
-    return mImageArray[index.mipIndex][index.layerIndex];
+    return (mImageArray[index.mipIndex] ? mImageArray[index.mipIndex][index.layerIndex] : NULL);
 }
 GLsizei TextureD3D_2DArray::getLayerCount(int level) const