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/*
* Copyright (c) 2008-2015, NVIDIA CORPORATION. All rights reserved.
*
* NVIDIA CORPORATION and its licensors retain all intellectual property
* and proprietary rights in and to this software, related documentation
* and any modifications thereto. Any use, reproduction, disclosure or
* distribution of this software and related documentation without an express
* license agreement from NVIDIA CORPORATION is strictly prohibited.
*/
#include "Apex.h"
#include "IofxSceneCPU.h"
#include "IofxSceneGPU.h"
#include "IosObjectData.h"
#include "IofxRenderData.h"
#include "IofxActorImpl.h"
namespace nvidia
{
namespace iofx
{
bool IofxSharedRenderDataMeshImpl::createRenderLayout(IofxScene& iofxScene, uint32_t semantics, uint32_t maxObjectCount, RenderLayout_t& renderLayout)
{
bool bIsUserDefinedLayout = false;
IofxRenderCallback* renderCallback = iofxScene.getIofxRenderCallback();
if (renderCallback)
{
if (renderCallback->getIofxMeshRenderLayout(renderLayout, maxObjectCount, semantics, mInteropFlags))
{
bIsUserDefinedLayout = renderLayout.isValid();
}
}
if (!bIsUserDefinedLayout)
{
//make default layout for given set of semantics
uint32_t offset = 0;
{
IofxMeshRenderLayoutElement::Enum element = IofxMeshRenderLayoutElement::POSITION_FLOAT3;
renderLayout.offsets[element] = offset;
offset += RenderDataFormat::getFormatDataSize(IofxMeshRenderLayoutElement::getFormat(element));
}
{
IofxMeshRenderLayoutElement::Enum element = IofxMeshRenderLayoutElement::ROTATION_SCALE_FLOAT3x3;
renderLayout.offsets[element] = offset;
offset += RenderDataFormat::getFormatDataSize(IofxMeshRenderLayoutElement::getFormat(element));
}
if (semantics & (1 << IofxRenderSemantic::COLOR))
{
IofxMeshRenderLayoutElement::Enum element = IofxMeshRenderLayoutElement::COLOR_FLOAT4;
renderLayout.offsets[element] = offset;
offset += RenderDataFormat::getFormatDataSize(IofxMeshRenderLayoutElement::getFormat(element));
}
if (semantics & (1 << IofxRenderSemantic::DENSITY))
{
IofxMeshRenderLayoutElement::Enum element = IofxMeshRenderLayoutElement::DENSITY_FLOAT1;
renderLayout.offsets[element] = offset;
offset += RenderDataFormat::getFormatDataSize(IofxMeshRenderLayoutElement::getFormat(element));
}
if (semantics & (1 << IofxRenderSemantic::USER_DATA))
{
IofxMeshRenderLayoutElement::Enum element = IofxMeshRenderLayoutElement::USER_DATA_UINT1;
renderLayout.offsets[element] = offset;
offset += RenderDataFormat::getFormatDataSize(IofxMeshRenderLayoutElement::getFormat(element));
}
renderLayout.stride = offset;
renderLayout.bufferDesc.setDefaults();
renderLayout.bufferDesc.size = maxObjectCount * renderLayout.stride;
renderLayout.bufferDesc.interopFlags = mInteropFlags;
}
PX_ASSERT((renderLayout.stride & 0x03) == 0);
return bIsUserDefinedLayout;
}
void IofxSharedRenderDataMeshImpl::freeAllRenderStorage()
{
if (mSharedRenderData.meshRenderBuffer != NULL)
{
mSharedRenderData.meshRenderBuffer->release();
mSharedRenderData.meshRenderBuffer = NULL;
}
}
bool IofxSharedRenderDataMeshImpl::allocAllRenderStorage(const RenderLayout_t& newRenderLayout, IofxRenderCallback* iofxRenderCallback)
{
mSharedRenderData.meshRenderBuffer = iofxRenderCallback->createRenderBuffer(newRenderLayout.bufferDesc);
return (mSharedRenderData.meshRenderBuffer != NULL);
}
}
} // namespace nvidia
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