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93 lines
2 KiB
C++
93 lines
2 KiB
C++
#ifndef _R3DSHADER_H_
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#define _R3DSHADER_H_
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#include "Pkgs/glew.h"
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#include "Model.h"
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namespace New3D {
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class R3DShader
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{
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public:
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R3DShader();
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bool LoadShader (const char* vertexShader = nullptr, const char* fragmentShader = nullptr);
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void SetMeshUniforms (const Mesh* m);
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void SetModelStates (const Model* model);
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void SetViewportUniforms (const Viewport *vp);
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void Start ();
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void SetShader (bool enable = true);
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private:
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// shader IDs
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GLuint m_shaderProgram;
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GLuint m_vertexShader;
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GLuint m_fragmentShader;
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// mesh uniform locations
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GLint m_locTexture1;
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GLint m_locTexture2;
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GLint m_locTexture1Enabled;
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GLint m_locTexture2Enabled;
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GLint m_locTextureAlpha;
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GLint m_locAlphaTest;
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GLint m_locMicroTexScale;
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GLint m_locBaseTexSize;
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GLint m_locTextureInverted;
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// cached mesh values
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bool m_textured1;
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bool m_textured2;
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bool m_textureAlpha; // use alpha in texture
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bool m_alphaTest; // discard fragment based on alpha (ogl does this with fixed function)
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float m_fogIntensity;
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bool m_doubleSided;
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bool m_lightEnabled;
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float m_shininess;
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float m_specularValue;
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bool m_specularEnabled;
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bool m_layered;
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float m_microTexScale;
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float m_baseTexSize[2];
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bool m_textureInverted;
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// cached model values
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enum class MatDet { notset, negative, positive, zero };
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MatDet m_matDet;
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float m_modelScale;
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// are our cache values dirty
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bool m_dirtyMesh;
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bool m_dirtyModel;
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// viewport uniform locations
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GLint m_locFogIntensity;
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GLint m_locFogDensity;
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GLint m_locFogStart;
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GLint m_locFogColour;
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GLint m_locFogAttenuation;
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GLint m_locFogAmbient;
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// lighting / other
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GLint m_locLighting;
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GLint m_locLightEnabled;
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GLint m_locSunClamp;
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GLint m_locIntensityClamp;
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GLint m_locShininess;
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GLint m_locSpecularValue;
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GLint m_locSpecularEnabled;
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GLint m_locSpotEllipse;
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GLint m_locSpotRange;
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GLint m_locSpotColor;
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GLint m_locSpotFogColor;
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// model uniforms
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GLint m_locModelScale;
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};
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} // New3D
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#endif |