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106 lines
4.7 KiB
106 lines
4.7 KiB
#ifndef _RRMULTISAMPLEPIXELBUFFERACCESS_HPP
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#define _RRMULTISAMPLEPIXELBUFFERACCESS_HPP
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/*-------------------------------------------------------------------------
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* drawElements Quality Program Reference Renderer
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* -----------------------------------------------
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*
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* Copyright 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*//*!
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* \file
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* \brief Multisampled pixel buffer access
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*//*--------------------------------------------------------------------*/
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#include "rrDefs.hpp"
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#include "tcuTexture.hpp"
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namespace rr
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{
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/*--------------------------------------------------------------------*//*!
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* \brief Read-write pixel data access to multisampled buffers.
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*
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* Multisampled data access follows the multisampled indexing convention.
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*
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* Prevents accidental usage of non-multisampled buffer as multisampled
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* with PixelBufferAccess.
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*//*--------------------------------------------------------------------*/
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class MultisamplePixelBufferAccess
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{
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MultisamplePixelBufferAccess (const tcu::PixelBufferAccess& rawAccess);
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public:
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MultisamplePixelBufferAccess (void);
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inline const tcu::PixelBufferAccess& raw (void) const { return m_access; }
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inline int getNumSamples (void) const { return raw().getWidth(); }
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const tcu::PixelBufferAccess toSinglesampleAccess (void) const;
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static MultisamplePixelBufferAccess fromSinglesampleAccess (const tcu::PixelBufferAccess& singlesampledAccess);
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static MultisamplePixelBufferAccess fromMultisampleAccess (const tcu::PixelBufferAccess& multisampledAccess);
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private:
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tcu::PixelBufferAccess m_access;
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} DE_WARN_UNUSED_TYPE;
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/*--------------------------------------------------------------------*//*!
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* \brief Read-only pixel data access to multisampled buffers.
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*
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* Multisampled data access follows the multisampled indexing convention.
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*
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* Prevents accidental usage of non-multisampled buffer as multisampled
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* with PixelBufferAccess.
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*//*--------------------------------------------------------------------*/
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class MultisampleConstPixelBufferAccess
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{
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MultisampleConstPixelBufferAccess (const tcu::ConstPixelBufferAccess& rawAccess);
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public:
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MultisampleConstPixelBufferAccess (const rr::MultisamplePixelBufferAccess& msAccess);
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MultisampleConstPixelBufferAccess (void);
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inline const tcu::ConstPixelBufferAccess& raw (void) const { return m_access; }
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inline int getNumSamples (void) const { return raw().getWidth(); }
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const tcu::ConstPixelBufferAccess toSinglesampleAccess (void) const;
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static MultisampleConstPixelBufferAccess fromSinglesampleAccess (const tcu::ConstPixelBufferAccess& singlesampledAccess);
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static MultisampleConstPixelBufferAccess fromMultisampleAccess (const tcu::ConstPixelBufferAccess& multisampledAccess);
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private:
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tcu::ConstPixelBufferAccess m_access;
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} DE_WARN_UNUSED_TYPE;
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// Multisampled versions of tcu-utils
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MultisamplePixelBufferAccess getSubregion (const MultisamplePixelBufferAccess& access, int x, int y, int width, int height);
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MultisampleConstPixelBufferAccess getSubregion (const MultisampleConstPixelBufferAccess& access, int x, int y, int width, int height);
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void resolveMultisampleColorBuffer (const tcu::PixelBufferAccess& dst, const MultisampleConstPixelBufferAccess& src);
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void resolveMultisampleDepthBuffer (const tcu::PixelBufferAccess& dst, const MultisampleConstPixelBufferAccess& src);
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void resolveMultisampleStencilBuffer (const tcu::PixelBufferAccess& dst, const MultisampleConstPixelBufferAccess& src);
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void resolveMultisampleBuffer (const tcu::PixelBufferAccess& dst, const MultisampleConstPixelBufferAccess& src);
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tcu::Vec4 resolveMultisamplePixel (const MultisampleConstPixelBufferAccess& access, int x, int y);
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void clear (const MultisamplePixelBufferAccess& access, const tcu::Vec4& color);
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void clear (const MultisamplePixelBufferAccess& access, const tcu::IVec4& color);
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void clearDepth (const MultisamplePixelBufferAccess& access, float depth);
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void clearStencil (const MultisamplePixelBufferAccess& access, int stencil);
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} // rr
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#endif // _RRMULTISAMPLEPIXELBUFFERACCESS_HPP
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