first commitv1.0.0-beta

1 files changed, 118 insertions, 0 deletions

diff --git a/NvBlast/samples/SampleBase/renderer/RenderMaterial.h b/NvBlast/samples/SampleBase/renderer/RenderMaterial.h
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+++ b/NvBlast/samples/SampleBase/renderer/RenderMaterial.h
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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.
+*/
+
+#ifndef RENDER_MATERIAL_H
+#define RENDER_MATERIAL_H
+
+#include "Utils.h"
+#include "DirectXTex.h"
+
+#include <string>
+#include <vector>
+#include <list>
+#include <map>
+#include <memory>
+
+
+class IRenderMesh;
+class ResourceManager;
+struct TextureResource;
+
+
+class RenderMaterial
+{
+  public:
+
+	enum BlendMode
+	{
+		BLEND_NONE,
+		BLEND_ALPHA_BLENDING,
+		BLEND_ADDITIVE
+	};
+
+	RenderMaterial(ResourceManager& resourceProvider, const char* shaderFileName, const char* textureFileName = "", BlendMode blendMode = BLEND_NONE);
+	~RenderMaterial();
+
+	void setBlending(BlendMode blendMode);
+	BlendMode getBlending() const { return mBlendMode; }
+
+	void reload();
+
+	class Instance
+	{
+	public:
+		Instance(RenderMaterial& material, ID3D11InputLayout* inputLayout, uint32_t shaderNum = 0) : mMaterial(material), mInputLayout(inputLayout), mShaderNum(shaderNum) {}
+		~Instance() { SAFE_RELEASE(mInputLayout); }
+
+		bool isValid();
+		void bind(ID3D11DeviceContext& context, uint32_t slot, bool depthStencilOnly = false);
+		RenderMaterial& getMaterial() const { return mMaterial; }
+	private:
+		RenderMaterial& mMaterial;
+		ID3D11InputLayout* mInputLayout;
+		uint32_t mShaderNum;
+	};
+
+	typedef std::shared_ptr<Instance> InstancePtr;
+
+	InstancePtr getMaterialInstance(const IRenderMesh* mesh);
+	InstancePtr getMaterialInstance(const D3D11_INPUT_ELEMENT_DESC* elementDescs, uint32_t numElements);
+
+  private:
+	void initialize(ResourceManager& resourceCallback, const char* shaderFileName, const char* textureFileName, BlendMode blendMode);
+	void initialize(ResourceManager&resourceProvider, std::vector<std::string> shaderFileNames, const char* textureFileName, BlendMode blendMode);
+
+	void releaseReloadableResources();
+
+	std::string mShaderFileName;
+	std::string mTextureFileName;
+
+	struct ShaderGroup
+	{
+		ShaderGroup() : vs(nullptr), gs(nullptr), ps(nullptr), buffer(nullptr)
+		{
+		}
+		~ShaderGroup()
+		{
+			Release();
+		}
+		void Release()
+		{
+			SAFE_RELEASE(vs);
+			SAFE_RELEASE(gs);
+			SAFE_RELEASE(ps);
+			SAFE_RELEASE(buffer);
+		}
+		void Set(ID3D11DeviceContext* c, bool setPixelShader = true)
+		{
+			c->VSSetShader(vs, nullptr, 0);
+			c->GSSetShader(gs, nullptr, 0);
+			c->PSSetShader(setPixelShader  ? ps : nullptr, nullptr, 0);
+		}
+		bool IsValid()
+		{
+			return vs != nullptr;
+		}
+		ID3D11VertexShader* vs;
+		ID3D11GeometryShader* gs;
+		ID3D11PixelShader* ps;
+		ID3DBlob* buffer;
+	};
+
+	std::map<const IRenderMesh*, std::weak_ptr<Instance>> mRenderMeshToInstanceMap;
+	const TextureResource*					mTexture;
+	ID3D11ShaderResourceView*               mTextureSRV;
+	std::vector<std::string>                mShaderFilePathes;
+	std::vector<ShaderGroup*>               mShaderGroups;
+	ID3D11BlendState*                       mBlendState;
+	BlendMode                               mBlendMode;
+};
+
+#endif
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