增加材质和纹理

source/core/include/asset/dvc_material.h

@@ -0,0 +1,113 @@
+#pragma once
+
+#include "dvc_config.h"
+#include "dvc_pre_declare.h"
+#include "math/dvc_vector4.h"
+
+DV_CORE_BEGIN_NAMESPACE
+
+class DV_CORE_API Material
+{
+public:
+	struct TextureInfo
+	{
+		TextureConstPtr texture;
+		int32_t texCoord = 0;
+	};
+
+public:
+	int32_t getID(void) const { return m_id; }
+
+	void setBaseColorTexture(const TextureConstPtr& texture, int32_t texCoord, const fVector4& baseColorfactor) { 
+		m_baseColorTexture.texture = texture; 
+		m_baseColorTexture.texCoord = texCoord;
+		m_baseColorFactor = baseColorfactor; 
+	}
+	const TextureInfo& getBaseColorTexture() const { 
+		return m_baseColorTexture; 
+	}
+
+	const fVector4& getBaseColorFactor() const { 
+		return m_baseColorFactor; 
+	}
+
+	void setMetallicRoughnessTexture(const TextureConstPtr& texture, int32_t texCoord, float32_t metallicFactor=1.f, float32_t roughnessFactor=1.f ) { 
+		m_metallicRoughnessTexture.texture = texture; 
+		m_metallicRoughnessTexture.texCoord = texCoord;
+		m_metallicFactor = metallicFactor;
+		m_roughnessFactor = roughnessFactor;
+	}
+
+	const TextureInfo& getMetallicRoughnessTexture() const { 
+		return m_metallicRoughnessTexture; 
+	}
+
+	float32_t getMetallicFactor() const { 
+		return m_metallicFactor; 
+	}
+
+	float32_t getRoughnessFactor() const { 
+		return m_roughnessFactor; 
+	}
+
+	void setNormalTexture(const TextureConstPtr& texture, int32_t texCoord, float32_t scale=1.f) { 
+		m_normalTexture.texture = texture; 
+		m_normalTexture.texCoord = texCoord;
+		m_normalScale = scale;
+	}
+
+	const TextureInfo& getNormalTexture() const { 
+		return m_normalTexture; 
+	}
+
+	float32_t getNormalScale() const { 
+		return m_normalScale; 
+	}
+
+	VertexShaderInterface* getVertexShader() const { 
+		return m_vertexShader; 
+	}
+
+	PixelShaderInterface* getPixelShader() const { 
+		return m_pixelShader; 
+	}
+
+public:
+	bool loadShader();
+
+protected:
+	int32_t m_id;
+
+	/*The base color texture. 
+	* The first three components (RGB) MUST be encoded with the sRGB transfer function. 
+	*/
+	TextureInfo m_baseColorTexture;
+	fVector4 m_baseColorFactor = fVector4::ONE;
+
+	/*The metallic - roughness texture.
+	* The metalness values are sampled from the B channel.
+	* The roughness values are sampled from the G channel.
+	*/
+	TextureInfo m_metallicRoughnessTexture;
+	float32_t m_metallicFactor = 1.0f;
+	float32_t m_roughnessFactor = 1.0f;
+
+	/*The normal texture.
+	*/
+	TextureInfo m_normalTexture;
+	/*The scalar parameter applied to each normal vector of the texture. 
+	* This value scales the normal vector in X and Y directions using the formula: 
+	*	scaledNormal = (normalize<sampled normal texture value> * 2.0 - 1.0) * vec3(<normal scale>, <normal scale>, 1.0).
+	*/
+	float32_t m_normalScale = 1.0f; 
+
+protected:
+	VertexShaderInterface* m_vertexShader = nullptr;
+	PixelShaderInterface* m_pixelShader = nullptr;
+
+public:
+	Material(int32_t id);
+	~Material();
+};
+
+DV_CORE_END_NAMESPACE