122 lines
3.7 KiB
C++
122 lines
3.7 KiB
C++
/****************************************************************************
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Copyright (c) 2011-2013,WebJet Business Division,CYOU
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http://www.genesis-3d.com.cn
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "stdneb.h"
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#include "GraphicBufferData.h"
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#include "StreamBufferPool.h"
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#include "GraphicSystem.h"
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namespace Graphic
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{
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MemoryBlock::byte_ptr MemoryBlock::_getPtr() const
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{
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n_assert(MemoryPool::_checkBlcok(*this));
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return mParent->_getPtr(mBegin);
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}
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void MemoryBlock::_reset()
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{
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//n_assert(MemoryPool::_ckeckLast(*this));
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//mParent->Pop();
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mParent = NULL;
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mBegin = 0;
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mSize = 0;
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}
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void Buffer::setupBlock(SizeT blockSize)
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{
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n_assert(!block.valid());
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GraphicSystem* gs = GraphicSystem::Instance();
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block = gs->_GetBlock(blockSize);
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}
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void Buffer::_reset() const
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{
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block._reset();
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}
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void VertexBufferData2::Setup(SizeT vertexCount, SizeT vertexSize, RenderBase::BufferData::Usage usage, RenderBase::PrimitiveTopology::Code topology, bool hasMemBlock)
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{
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base.usage = usage;
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base.topology = topology;
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base.vertexCount = vertexCount;
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if (hasMemBlock)
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{
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Super::setupBlock(vertexCount * vertexSize);
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}
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}
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void VertexBufferData2::SetVertices(void* from, SizeT elemCount)
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{
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n_assert(NULL != from);
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n_assert(block.size());
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n_assert(elemCount <= base.vertexCount);
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Memory::Copy(from, GetPtr(), elemCount * (block.size() / base.vertexCount));
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}
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void VertexBufferData2::_Bind() const
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{
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n_assert(0 == base.vertex.vertexComponentStreams.Size());
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if (block.valid())
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{
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RenderBase::VertexStream vertexStream;
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vertexStream.data = block._getPtr();
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vertexStream.offsetInByte = 0;
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vertexStream.elemSizeInByte = RenderBase::VertexComponent::BuildComponentsOffsetAndSize(base.vertex.vertexComponents);
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n_assert(vertexStream.elemSizeInByte * base.vertexCount <= block.size() || NULL == vertexStream.data);
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base.vertex.vertexComponentStreams.Append(vertexStream);
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}
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}
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void IndexBufferData2::SetIndices(void* from, SizeT elemCount)
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{
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n_assert(NULL != from);
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n_assert(block.size());
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n_assert(elemCount <= base.indexCount);
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Memory::Copy(from, GetPtr(), elemCount * (block.size() / base.indexCount));
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}
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void IndexBufferData2::Setup(SizeT indexCount, RenderBase::BufferData::Usage usage, RenderBase::IndexBufferData::IndexType type, bool hasMemBlock)
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{
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base.indexCount = indexCount;
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base.usage = usage;
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base.indexType = type;
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SizeT blockSize = indexCount * RenderBase::IndexBufferData::SizeOf(type);
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if (hasMemBlock)
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{
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Super::setupBlock(blockSize);
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}
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}
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void IndexBufferData2::_Bind() const
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{
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if (block.valid())
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{
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base.stream = block._getPtr();
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}
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}
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} |