106 lines
2.8 KiB
C++
106 lines
2.8 KiB
C++
#include "stdafx.h"
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#include "ITexture.h"
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#include "IEngine.h"
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#include "IResourcefactory.h"
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#include "RenderTargetTexture.h"
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RenderTargetTexture::RenderTargetTexture(IEngine& argEngine)
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: RenderTargetBase(argEngine)
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, m_Texture(NULL)
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{
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}
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RenderTargetTexture::~RenderTargetTexture()
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{
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delete m_Texture;
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m_Engine.get_ResourceFactory().DeleteRenderTargetTexture(*const_cast<RenderTargetTexture*>(this), true);
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}
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void RenderTargetTexture::SetTextureParameters(uint32 argWidth, uint32 argHeight, DataFormat::Enumeration argFormat, uint32 argMultiSampleCount, uint32 argMultiSampleQuality)
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{
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if (argWidth == this->get_RenderTargetWidth() &&
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argHeight == this->get_RenderTargetHeight() &&
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argFormat == this->get_RenderTargetFormat() &&
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m_MultiSampleCount == argMultiSampleCount &&
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m_MultiSampleQuality == argMultiSampleQuality)
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{
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return;
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}
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RenderTargetBase::Uninitialize();
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// get missing information
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if (argMultiSampleCount == 0)
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argMultiSampleCount = 1;
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if (argWidth == 0)
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argWidth = 1;
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if (argHeight == 0)
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argHeight = 1;
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if (argFormat == DataFormat::Unknown)
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argFormat = DataFormat::R8G8B8A8_UnsignedNormalized;
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if (m_Texture == NULL)
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m_Texture = &m_Engine.get_ResourceFactory().CreateOrFindTexture();
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m_MultiSampleCount = argMultiSampleCount;
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m_MultiSampleQuality = argMultiSampleQuality;
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m_Texture->CreateRenderTargetTexture(argWidth, argHeight, argFormat, argMultiSampleCount, argMultiSampleQuality);
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HRESULT lh_Result = m_Engine.get_DX10Device().CreateRenderTargetView(m_Texture->get_Texture2D(), NULL, &m_RenderTargetView);
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if(FAILED(lh_Result))
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throw L"RenderTargetTexture: Unable to retrieve rendertarget view.";
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ViewPort viewPort;
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viewPort.m_Width = argWidth;
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viewPort.m_Height = argHeight;
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this->set_ViewPort(viewPort);
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}
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void RenderTargetTexture::Resize(int argWidth, int argHeight)
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{
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if (m_Texture == NULL)
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throw L"SwapChainResource: Access forbidden until resource has been initialized.";
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if (this->get_RenderTargetWidth() == argWidth
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|| this->get_RenderTargetHeight() == argHeight)
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return;
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bool lb_DepthStencilBuffer = this->get_HasDepthStencilBuffer();
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this->SetTextureParameters(argWidth, argHeight, this->get_RenderTargetFormat(), m_MultiSampleCount, m_MultiSampleQuality);
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this->set_HasDepthStencilBuffer(lb_DepthStencilBuffer);
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}
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void RenderTargetTexture::Uninitialize()
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{
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if (m_Texture != NULL)
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m_Engine.get_ResourceFactory().DeleteTexture(*m_Texture);
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RenderTargetBase::Uninitialize();
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}
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uint32 RenderTargetTexture::get_RenderTargetWidth() const
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{
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return m_Texture == NULL ? 0 : m_Texture->get_TextureWidth();
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}
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uint32 RenderTargetTexture::get_RenderTargetHeight() const
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{
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return m_Texture == NULL ? 0 : m_Texture->get_TextureHeight();
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}
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DataFormat::Enumeration RenderTargetTexture::get_RenderTargetFormat() const
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{
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return m_Texture == NULL ? DataFormat::Unknown : m_Texture->get_TextureFormat();
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}
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