1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/gfx/angle/src/libGLESv2/renderer/VertexDeclarationCache.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,58 @@
1.4 +//
1.5 +// Copyright (c) 2012 The ANGLE Project Authors. All rights reserved.
1.6 +// Use of this source code is governed by a BSD-style license that can be
1.7 +// found in the LICENSE file.
1.8 +//
1.9 +
1.10 +// VertexDeclarationCache.h: Defines a helper class to construct and cache vertex declarations.
1.11 +
1.12 +#ifndef LIBGLESV2_RENDERER_VERTEXDECLARATIONCACHE_H_
1.13 +#define LIBGLESV2_RENDERER_VERTEXDECLARATIONCACHE_H_
1.14 +
1.15 +#include "libGLESv2/renderer/VertexDataManager.h"
1.16 +
1.17 +namespace gl
1.18 +{
1.19 +class VertexDataManager;
1.20 +}
1.21 +
1.22 +namespace rx
1.23 +{
1.24 +
1.25 +class VertexDeclarationCache
1.26 +{
1.27 + public:
1.28 + VertexDeclarationCache();
1.29 + ~VertexDeclarationCache();
1.30 +
1.31 + GLenum applyDeclaration(IDirect3DDevice9 *device, TranslatedAttribute attributes[], gl::ProgramBinary *programBinary, GLsizei instances, GLsizei *repeatDraw);
1.32 +
1.33 + void markStateDirty();
1.34 +
1.35 + private:
1.36 + UINT mMaxLru;
1.37 +
1.38 + enum { NUM_VERTEX_DECL_CACHE_ENTRIES = 32 };
1.39 +
1.40 + struct VBData
1.41 + {
1.42 + unsigned int serial;
1.43 + unsigned int stride;
1.44 + unsigned int offset;
1.45 + };
1.46 +
1.47 + VBData mAppliedVBs[gl::MAX_VERTEX_ATTRIBS];
1.48 + IDirect3DVertexDeclaration9 *mLastSetVDecl;
1.49 + bool mInstancingEnabled;
1.50 +
1.51 + struct VertexDeclCacheEntry
1.52 + {
1.53 + D3DVERTEXELEMENT9 cachedElements[gl::MAX_VERTEX_ATTRIBS + 1];
1.54 + UINT lruCount;
1.55 + IDirect3DVertexDeclaration9 *vertexDeclaration;
1.56 + } mVertexDeclCache[NUM_VERTEX_DECL_CACHE_ENTRIES];
1.57 +};
1.58 +
1.59 +}
1.60 +
1.61 +#endif // LIBGLESV2_RENDERER_VERTEXDECLARATIONCACHE_H_
