port from perforce

aiwaz/Aiwaz/Resources/RenderTarget/RenderTargetTexture/RenderTargetTexture.cpp

@@ -0,0 +1,105 @@
+#include "stdafx.h"
+#include "ITexture.h"
+#include "IEngine.h"
+#include "IResourcefactory.h"
+#include "RenderTargetTexture.h"
+
+
+RenderTargetTexture::RenderTargetTexture(IEngine& argEngine)
+	: RenderTargetBase(argEngine)
+	, m_Texture(NULL)
+{
+}
+
+
+RenderTargetTexture::~RenderTargetTexture()
+{
+	delete m_Texture;
+	m_Engine.get_ResourceFactory().DeleteRenderTargetTexture(*const_cast<RenderTargetTexture*>(this), true);
+}
+
+
+void RenderTargetTexture::SetTextureParameters(uint32 argWidth, uint32 argHeight, DataFormat::Enumeration argFormat, uint32 argMultiSampleCount, uint32 argMultiSampleQuality)
+{
+	if (argWidth == this->get_RenderTargetWidth() &&
+		argHeight == this->get_RenderTargetHeight() &&
+		argFormat == this->get_RenderTargetFormat() &&
+		m_MultiSampleCount == argMultiSampleCount &&
+		m_MultiSampleQuality == argMultiSampleQuality)
+	{
+		return;
+	}
+
+	RenderTargetBase::Uninitialize();
+
+	// get missing information
+	if (argMultiSampleCount == 0)
+		argMultiSampleCount = 1;
+	if (argWidth == 0)
+		argWidth = 1;
+	if (argHeight == 0)
+		argHeight = 1;
+	if (argFormat == DataFormat::Unknown)
+		argFormat = DataFormat::R8G8B8A8_UnsignedNormalized;
+
+	if (m_Texture == NULL)
+		m_Texture = &m_Engine.get_ResourceFactory().CreateOrFindTexture();
+	
+	m_MultiSampleCount = argMultiSampleCount;
+	m_MultiSampleQuality = argMultiSampleQuality;
+	m_Texture->CreateRenderTargetTexture(argWidth, argHeight, argFormat, argMultiSampleCount, argMultiSampleQuality);
+
+	HRESULT lh_Result = m_Engine.get_DX10Device().CreateRenderTargetView(m_Texture->get_Texture2D(), NULL, &m_RenderTargetView);
+	if(FAILED(lh_Result))
+		throw L"RenderTargetTexture: Unable to retrieve rendertarget view.";
+
+	ViewPort viewPort;
+	viewPort.m_Width = argWidth;
+	viewPort.m_Height = argHeight;
+	this->set_ViewPort(viewPort);
+}
+
+
+
+void RenderTargetTexture::Resize(int argWidth, int argHeight)
+{
+	if (m_Texture == NULL)
+		throw L"SwapChainResource: Access forbidden until resource has been initialized.";
+
+	if (this->get_RenderTargetWidth() == argWidth
+		|| this->get_RenderTargetHeight() == argHeight)
+		return;
+
+	bool lb_DepthStencilBuffer = this->get_HasDepthStencilBuffer();
+
+	this->SetTextureParameters(argWidth, argHeight, this->get_RenderTargetFormat(), m_MultiSampleCount, m_MultiSampleQuality);
+	
+	this->set_HasDepthStencilBuffer(lb_DepthStencilBuffer);
+}
+
+
+void RenderTargetTexture::Uninitialize()
+{
+	if (m_Texture != NULL)
+		m_Engine.get_ResourceFactory().DeleteTexture(*m_Texture);
+
+	RenderTargetBase::Uninitialize();
+}
+
+
+uint32 RenderTargetTexture::get_RenderTargetWidth() const
+{
+	return m_Texture == NULL ? 0 : m_Texture->get_TextureWidth();
+}
+
+
+uint32 RenderTargetTexture::get_RenderTargetHeight() const
+{
+	return m_Texture == NULL ? 0 : m_Texture->get_TextureHeight();
+}
+
+
+DataFormat::Enumeration RenderTargetTexture::get_RenderTargetFormat() const
+{
+	return m_Texture == NULL ? DataFormat::Unknown : m_Texture->get_TextureFormat();
+}

aiwaz/Aiwaz/Resources/RenderTarget/RenderTargetTexture/RenderTargetTexture.h

@@ -0,0 +1,34 @@
+#pragma once
+
+#include "IRenderTargetTexture.h"
+#include "../RenderTargetBase.h"
+
+struct ITexture;
+class RenderTargetTexture
+	: public RenderTargetBase
+	, public IRenderTargetTexture
+{
+public:
+	RenderTargetTexture(IEngine& argEngine);
+	virtual ~RenderTargetTexture();
+
+	virtual void SetTextureParameters(uint32 argWidth, uint32 argHeight, DataFormat::Enumeration argFormat, uint32 argMultiSampleCount = 1, uint32 argMultiSampleQuality = 0);
+	virtual void Resize(int argWidth, int argHeight);
+	virtual ITexture& get_TextureResource() const { return *m_Texture; }
+
+	virtual IRenderTargetBase& get_Base() { return *dynamic_cast<IRenderTargetBase*>(this); }
+
+	virtual void Uninitialize();
+
+	// IRenderTargetBase
+	virtual uint32 get_RenderTargetWidth() const;
+	virtual uint32 get_RenderTargetHeight() const;
+	virtual DataFormat::Enumeration get_RenderTargetFormat() const;
+
+protected:
+	//ICommandUser
+	virtual string8 get_UserName() const { return "RenderTargetTexture"; }
+
+private:
+	ITexture* m_Texture;
+};