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// renderstyle.h // Defines a render style. The renderer supports setting render styles for render // objects. #ifndef __RENDERSTYLE_H__ #define __RENDERSTYLE_H__ #include <string> using namespace std; #define MAX_NUM_TEXTURES_PER_PASS 4 // RENDER STATE TYPES enum ERenStyle_ZBufferMode { RENDERSTYLE_ZRW, // Z Read/Write RENDERSTYLE_ZRO, // Z Read Only RENDERSTYLE_NOZ }; // No Z enum ERenStyle_TestMode { RENDERSTYLE_NOALPHATEST, RENDERSTYLE_ALPHATEST_LESS, RENDERSTYLE_ALPHATEST_LESSEQUAL, RENDERSTYLE_ALPHATEST_GREATER, RENDERSTYLE_ALPHATEST_GREATEREQUAL, RENDERSTYLE_ALPHATEST_EQUAL, RENDERSTYLE_ALPHATEST_NOTEQUAL }; enum ERenStyle_ClipMode { RENDERSTYLE_NOCLIP, RENDERSTYLE_FASTCLIP, RENDERSTYLE_FULLCLIP }; enum ERenStyle_FillMode { RENDERSTYLE_WIRE, RENDERSTYLE_FILL }; enum ERenStyle_CullMode { RENDERSTYLE_CULL_NONE, // Don't CULL RENDERSTYLE_CULL_CCW, // CULL Counter Clockwise RENDERSTYLE_CULL_CW }; // CULL Clockwise // TEXTURE STAGE TYPES enum ERenStyle_ColorOp { RENDERSTYLE_COLOROP_DISABLE, RENDERSTYLE_COLOROP_SELECTARG1, RENDERSTYLE_COLOROP_SELECTARG2, RENDERSTYLE_COLOROP_MODULATE, RENDERSTYLE_COLOROP_MODULATE2X, RENDERSTYLE_COLOROP_MODULATEALPHA, RENDERSTYLE_COLOROP_MODULATETFACTOR, RENDERSTYLE_COLOROP_ADD, RENDERSTYLE_COLOROP_DOTPRODUCT3, RENDERSTYLE_COLOROP_BUMPENVMAP, RENDERSTYLE_COLOROP_BUMPENVMAPLUM, RENDERSTYLE_COLOROP_DECAL, RENDERSTYLE_COLOROP_HIGHLIGHT, RENDERSTYLE_COLOROP_HIGHLIGHT2 }; enum ERenStyle_ColorArg { RENDERSTYLE_COLORARG_CURRENT, RENDERSTYLE_COLORARG_DIFFUSE, RENDERSTYLE_COLORARG_TEXTURE, RENDERSTYLE_COLORARG_TFACTOR }; enum ERenStyle_AlphaOp { RENDERSTYLE_ALPHAOP_DISABLE, RENDERSTYLE_ALPHAOP_SELECTARG1, RENDERSTYLE_ALPHAOP_SELECTARG2, RENDERSTYLE_ALPHAOP_MODULATE, RENDERSTYLE_ALPHAOP_MODULATEALPHA, RENDERSTYLE_ALPHAOP_MODULATETFACTOR, RENDERSTYLE_ALPHAOP_ADD }; enum ERenStyle_AlphaArg { RENDERSTYLE_ALPHAARG_CURRENT, RENDERSTYLE_ALPHAARG_DIFFUSE, RENDERSTYLE_ALPHAARG_TEXTURE, RENDERSTYLE_ALPHAARG_TFACTOR }; enum ERenStyle_UV_Source { RENDERSTYLE_UVFROM_MODELDATA_UVSET1, RENDERSTYLE_UVFROM_MODELDATA_UVSET2, RENDERSTYLE_UVFROM_MODELDATA_UVSET3, RENDERSTYLE_UVFROM_MODELDATA_UVSET4, RENDERSTYLE_UVFROM_CAMERASPACENORMAL, RENDERSTYLE_UVFROM_CAMERASPACEPOSITION, RENDERSTYLE_UVFROM_CAMERASPACEREFLTVECT }; enum ERenStyle_TextureParam { RENDERSTYLE_NOTEXTURE, RENDERSTYLE_USE_TEXTURE1, RENDERSTYLE_USE_TEXTURE2, RENDERSTYLE_USE_TEXTURE3, RENDERSTYLE_USE_TEXTURE4 }; enum ERenStyle_UV_Address { RENDERSTYLE_UVADDR_WRAP, RENDERSTYLE_UVADDR_CLAMP, RENDERSTYLE_UVADDR_MIRROR, RENDERSTYLE_UVADDR_MIRRORONCE }; enum ERenStyle_TexFilter { RENDERSTYLE_TEXFILTER_POINT, RENDERSTYLE_TEXFILTER_BILINEAR, RENDERSTYLE_TEXFILTER_TRILINEAR, RENDERSTYLE_TEXFILTER_ANISOTROPIC, RENDERSTYLE_TEXFILTER_POINT_PTMIP }; struct FourFloatVector { // Four float vector... FourFloatVector() { } FourFloatVector(float nx, float ny, float nz, float nw) { x = nx; y = ny; z = nz; w = nw; } FourFloatVector(D3DVECTOR v) { x = v.x; y = v.y; z = v.z; w = 1.0f; } float x,y,z,w; }; struct FourFloatColor { // Four float color... FourFloatColor() { } FourFloatColor(float nr, float ng, float nb, float na) { r = nr; g = ng; b = nb; a = na; } float r,g,b,a; }; // RENDER PASS TYPES enum ERenStyle_BlendMode { // Cs - Source Color, As - Source Alpha, Cd - Dest Color, Ad - Dest Alpha RENDERSTYLE_NOBLEND, // Cs RENDERSTYLE_BLEND_ADD, // Cs + Cd RENDERSTYLE_BLEND_SATURATE, // Cs * (1 - Cd) + Cd RENDERSTYLE_BLEND_MOD_SRCALPHA, // Cs * As + Cd * (1 - As) RENDERSTYLE_BLEND_MOD_SRCCOLOR, // Cs * Cs + Cd * (1 - Cs) RENDERSTYLE_BLEND_MOD_DSTCOLOR, // Cs * Cd + Cd * (1 - Cd) RENDERSTYLE_BLEND_MUL_SRCCOL_DSTCOL, // Cs * Cs + Cd * Cd RENDERSTYLE_BLEND_MUL_SRCCOL_ONE, // Cs * Cs + Cd RENDERSTYLE_BLEND_MUL_SRCALPHA_ZERO, // Cs * As RENDERSTYLE_BLEND_MUL_SRCALPHA_ONE, // Cs * As + Cd RENDERSTYLE_BLEND_MUL_DSTCOL_ZERO }; // Cs * Cd struct TextureStageOps { // Each Render Pass has a set of ops it'll do to apply the texture - this struct defines them. ERenStyle_TextureParam TextureParam; ERenStyle_ColorOp ColorOp; ERenStyle_ColorArg ColorArg1,ColorArg2; ERenStyle_AlphaOp AlphaOp; ERenStyle_AlphaArg AlphaArg1,AlphaArg2; ERenStyle_UV_Source UVSource; ERenStyle_UV_Address UAddress; ERenStyle_UV_Address VAddress; ERenStyle_TexFilter TexFilter; bool UVTransform_Enable; float UVTransform_Matrix[16]; bool UVProject_Enable; }; struct RenderPassOp { // Each Render Style has one or more render passes. Each pass has a different set of textures and blend modes... TextureStageOps TextureStages[4]; ERenStyle_BlendMode BlendMode; ERenStyle_ZBufferMode ZBufferMode; ERenStyle_CullMode CullMode; uint32 TextureFactor; uint32 AlphaRef; bool DynamicLight; ERenStyle_TestMode AlphaTestMode; ERenStyle_FillMode FillMode; bool bUseBumpEnvMap; // BumpEnvMap Params... uint32 BumpEnvMapStage; float fBumpEnvMap_Scale; float fBumpEnvMap_Offset; }; struct LightingMaterial { // Lighting Materials... FourFloatColor Ambient; FourFloatColor Diffuse; FourFloatColor Emissive; FourFloatColor Specular; float SpecularPower; }; struct RSD3DOptions { // Platform options: Direct3D... }; struct RSD3DRenderPass { // Platform Render Pass options: Direct3D... bool bUseVertexShader; string VertexShaderFilename; bool bExpandForSkinning; int32 ConstVector_ConstReg1; // Should be -1 if not used (same goes for all const regs)... FourFloatVector ConstVector_Param1; int32 ConstVector_ConstReg2; FourFloatVector ConstVector_Param2; int32 ConstVector_ConstReg3; FourFloatVector ConstVector_Param3; int32 WorldViewTransform_ConstReg; uint32 WorldViewTransform_Count; int32 ProjTransform_ConstReg; int32 WorldViewProjTransform_ConstReg; int32 ViewProjTransform_ConstReg; int32 CamPos_MSpc_ConstReg; uint32 Light_Count; int32 LightPosition_MSpc_ConstReg; int32 LightPosition_CSpc_ConstReg; int32 LightColor_ConstReg; int32 LightAtt_ConstReg; int32 Material_AmbDifEm_ConstReg; int32 Material_Specular_ConstReg; int32 AmbientLight_ConstReg; int32 PrevWorldViewTrans_ConstReg; uint32 PrevWorldViewTrans_Count; int32 Last_ConstReg; bool bDeclaration_Stream_Position[4]; // Declaration flags... bool bDeclaration_Stream_Normal[4]; bool bDeclaration_Stream_UVSets[4]; bool bDeclaration_Stream_BasisVectors[4]; int32 Declaration_Stream_UVCount[4]; }; class CRenderStyle { public: CRenderStyle() { m_iRefCnt = 0; } virtual ~CRenderStyle() { } // Get/Set RenderState Settings... // RenderStates... virtual void SetClipMode(ERenStyle_ClipMode eMode) = 0; virtual ERenStyle_ClipMode GetClipMode() = 0; // Lighting Material... virtual bool SetLightingMaterial(LightingMaterial& LightMaterial) = 0; virtual bool GetLightingMaterial(LightingMaterial* pLightMaterial) = 0; // RenderPasses... virtual bool AddRenderPass(RenderPassOp& Renderpass) = 0; virtual bool RemoveRenderPass(uint32 iPass) = 0; virtual bool SetRenderPass(uint32 iPass,RenderPassOp& RenderPass) = 0; virtual bool GetRenderPass(uint32 iPass,RenderPassOp* pRenderPass) = 0; virtual uint32 GetRenderPassCount() = 0; // Platform Options: Direct3D... virtual bool SetDirect3D_Options(RSD3DOptions& Options) { return false; } virtual bool GetDirect3D_Options(RSD3DOptions* pOptions) { pOptions = NULL; return false; } virtual bool SetRenderPass_D3DOptions(uint32 iPass,RSD3DRenderPass* pD3DRenderPass) { return false; } virtual bool GetRenderPass_D3DOptions(uint32 iPass,RSD3DRenderPass* pD3DRenderPass) { pD3DRenderPass = NULL; return false; } // Helper Functions... virtual bool Compile() = 0; // May need to be compiled if it has been changed (will automattically be done if used - but you may choose to do it at a particular time since it may take some time). virtual void SetDefaults() = 0; virtual uint32 GetRefCount() { return m_iRefCnt; } protected: uint32 m_iRefCnt; // Used to figure out if/when we can get rid of this guy... }; #endif 
