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romkazvo
282
CryCommon/LMCompStructures.h
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282
CryCommon/LMCompStructures.h
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#ifndef __LM_COMP_STRUCTURES_H__
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#define __LM_COMP_STRUCTURES_H__
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#pragma once
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#include "IRenderer.h"
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#include <IEntitySystem.h>
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#include <vector>
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#include <string>
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#define USE_DOT3_ALPHA
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#ifdef USE_DOT3_ALPHA
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#define APPLY_COLOUR_FIX
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#endif
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#ifdef USE_DOT3_ALPHA
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// #define USE_ALPHA_FOR_LOWSPEC
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#endif
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//lightmap generation modes
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typedef enum ELMMode
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{
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ELMMode_ALL = 0,
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ELMMode_CHANGES,
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ELMMode_SEL
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}ELMMode;
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namespace NSAVE_RESULT
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{
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static const unsigned int ESUCCESS = 0;
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static const unsigned int EPAK_FILE_UPDATE_FAIL = 1;
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static const unsigned int EDXT_COMPRESS_FAIL = 2;
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static const unsigned int EPAK_FILE_OPEN_FAIL = 3;
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};
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//! \brief Contains a Color + lerp factor / Dominant direction texture pair
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struct RenderLMData : public _reference_target_t
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{
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//! \brief Requires renderer for texture resource release
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RenderLMData(struct IRenderer *pIRenderer, int iColorLerpTex, int iHDRColorLerpTex, int iDomDirectionTex, int iOcclTex = 0)
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{
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m_pIRenderer = pIRenderer;
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m_iColorLerpTex = iColorLerpTex;
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m_iHDRColorLerpTex = iHDRColorLerpTex;
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m_iDomDirectionTex = iDomDirectionTex;
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m_iOcclTex = iOcclTex;
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};
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//! \brief Obtain textures
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int GetColorLerpTex() { return m_iColorLerpTex; };
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int GetHDRColorLerpTex() { return m_iHDRColorLerpTex; };
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int GetDomDirectionTex() { return m_iDomDirectionTex; };
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int GetOcclTex() { return m_iOcclTex; };
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protected:
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//! \brief Destrucktor protected, call Release()
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~RenderLMData()
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{
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m_pIRenderer->RemoveTexture(m_iColorLerpTex);
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m_pIRenderer->RemoveTexture(m_iDomDirectionTex);
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if(m_iOcclTex != 0)
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m_pIRenderer->RemoveTexture(m_iOcclTex);
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if(m_iHDRColorLerpTex != 0)
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m_pIRenderer->RemoveTexture(m_iHDRColorLerpTex);
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};
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struct IRenderer *m_pIRenderer; //!< Needed to correctly release texture resources
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int m_iColorLerpTex; //!< Color + lerp factor texture
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int m_iHDRColorLerpTex; //!< HDR Color in RGBE representation
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int m_iDomDirectionTex; //!< Dominant direction texture
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int m_iOcclTex; //!< occlusion map texture
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};
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TYPEDEF_AUTOPTR(RenderLMData);
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struct LMGenParam
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{
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//! \brief Initializes fields with useable defaults
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LMGenParam()
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{
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m_iTextureResolution = 256;
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m_fTexelSize = 0.25f;
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m_bDebugBorders = false;
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m_iSubSampling = 9;
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m_bGenOcclMaps = false;
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m_iMinBlockSize = 4;
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m_uiSmoothingAngle = 45;
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m_bComputeShadows = true;
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m_bUseSunLight = false;
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m_bDontMergePolys = false;
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m_bSpotAsPointlight = true;
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m_bOnlyExportLights = false;
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m_bHDR = false;
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};
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UINT m_iTextureResolution; //!< Resolution of the produced textures
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float m_fTexelSize; //!< World space size of one texel
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UINT m_iSubSampling; //!< Amount of sub-sampling used for shadows etc.
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UINT m_iMinBlockSize; //!< Smallest possible block assigned on a lightmap
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UINT m_uiSmoothingAngle; //!< smoothing angle where edge sharing triangles be treated as smooth even when the normal is not smoothed and normal generation gets smoothed to
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bool m_bDebugBorders; //!< Add colored borders to the generated lightmaps
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bool m_bGenOcclMaps; //!< indicates whether to generate occlusion maps or not
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bool m_bComputeShadows; //!< Set to true to enable shadow casting
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bool m_bUseSunLight; //!< Specifies if lighting coming from the sun should be taken into account
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bool m_bDontMergePolys; //!<
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bool m_bSpotAsPointlight; //!< overrides spotlight to be used as omnilight source
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bool m_bOnlyExportLights; //!< Export only static lights sources, does not recompile lightmaps.
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bool m_bHDR; //!< Generate HDR light map data in RGBE representation
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};
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struct TexCoord2Comp
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{
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TexCoord2Comp(float _s, float _t) { s = _s; t = _t; };
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TexCoord2Comp() : s(0.f), t(0.f){};
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float s;
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float t;
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};
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//! \brief Callback interface for compiler output
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struct ICompilerProgress
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{
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virtual void Output(const char *pszText) = 0;
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};
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struct LMStatLightFileHeader
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{
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LMStatLightFileHeader()
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{
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iVersion = 0;
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iSizeOfDLight = sizeof(CDLight);
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iNumDLights = 0;
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};
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uint8 iVersion;
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UINT iSizeOfDLight;
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UINT iNumDLights;
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};
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typedef struct SSharedLMEditorData
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{
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HWND hwnd; //!< window handle to set the progress
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bool bCancelled; //!< if cancel has been pressed, change that to true
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unsigned char ucProgress; //!< progress in percent (corresponds to processed GLMs)
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unsigned int uiProgressMessage; //!< message to send to progress bar
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unsigned int uiMemUsageMessage; //!< message to send to memory usage bar
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unsigned int uiMemUsageStatic; //!< message to send to text for memory usage bar static element
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unsigned int uiGLMNameEdit; //!< message to send to display the current glm name
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SSharedLMEditorData() : ucProgress(0), uiMemUsageMessage(0), bCancelled(false), hwnd(0), uiMemUsageStatic(0), uiGLMNameEdit(0)
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{}
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}SSharedLMEditorData;
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//!< colour corresponding to an stored occlusion index
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typedef enum EOCCLCOLOURASSIGNMENT
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{
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EOCCLCOLOURASSIGNMENT_NONE = -1,
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EOCCLCOLOURASSIGNMENT_RED = 0,
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EOCCLCOLOURASSIGNMENT_GREEN,
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EOCCLCOLOURASSIGNMENT_BLUE,
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EOCCLCOLOURASSIGNMENT_ALPHA,
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}EOCCLCOLOURASSIGNMENT;
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typedef struct SOcclusionMapTexel
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{
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uint16 colour;
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SOcclusionMapTexel() : colour(0){}
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const SOcclusionMapTexel& operator =(const SOcclusionMapTexel& rTexel){colour = rTexel.colour; return *this;}
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const bool operator ==(const SOcclusionMapTexel& rTexel)const{return rTexel.colour == colour;}
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const bool operator !=(const SOcclusionMapTexel& rTexel)const{return rTexel.colour != colour;}
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const uint8 operator [](const EOCCLCOLOURASSIGNMENT eChannel) const
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{
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switch(eChannel)
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{
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case EOCCLCOLOURASSIGNMENT_NONE:
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assert(true);
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return 0;
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break;
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case EOCCLCOLOURASSIGNMENT_BLUE:
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return (uint8)(colour & 0x000F);
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break;
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case EOCCLCOLOURASSIGNMENT_GREEN:
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return (uint8)((colour >> 4)& 0x000F);
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break;
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case EOCCLCOLOURASSIGNMENT_RED:
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return (uint8)((colour >> 8)& 0x000F);
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break;
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case EOCCLCOLOURASSIGNMENT_ALPHA:
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return (uint8)((colour >> 12)& 0x000F);
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break;
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}
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return 0;
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}
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const SOcclusionMapTexel& SetValue(const EOCCLCOLOURASSIGNMENT eChannel, const uint8 cValue)
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{
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assert(cValue < 0x10);
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switch(eChannel)
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{
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case EOCCLCOLOURASSIGNMENT_NONE:
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assert(true);
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break;
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case EOCCLCOLOURASSIGNMENT_BLUE:
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colour &= 0xFFF0;
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colour |= cValue;
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break;
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case EOCCLCOLOURASSIGNMENT_GREEN:
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colour &= 0xFF0F;
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colour |= (((uint32)cValue) << 4);
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break;
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case EOCCLCOLOURASSIGNMENT_RED:
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colour &= 0xF0FF;
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colour |= (((uint32)cValue) << 8);
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break;
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case EOCCLCOLOURASSIGNMENT_ALPHA:
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colour &= 0x0FFF;
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colour |= (((uint32)cValue) << 12);
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break;
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}
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return *this;
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}
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}SOcclusionMapTexel;
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//!< colour channel info for GLM
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typedef struct GLMOcclLightInfo
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{
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EOCCLCOLOURASSIGNMENT iChannelAssignment[4]; //!< channels assigned, -1 if not used, usually assigned in ascending order 0..3
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unsigned int uiLightCount; //!< number of active lights
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std::pair<EntityId, EntityId> iLightIDs[4];
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GLMOcclLightInfo() : uiLightCount(0)
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{
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iChannelAssignment[0] = iChannelAssignment[1] = iChannelAssignment[2] = iChannelAssignment[3] = EOCCLCOLOURASSIGNMENT_NONE;
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iLightIDs[0] = iLightIDs[1] = iLightIDs[2] = iLightIDs[3] = std::pair<EntityId, EntityId>(0,0);
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}
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const unsigned int UsedChannelCount()const{return uiLightCount;}
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const EOCCLCOLOURASSIGNMENT FindLightSource(const std::pair<EntityId, EntityId>& ciID)
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{
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EOCCLCOLOURASSIGNMENT ret = EOCCLCOLOURASSIGNMENT_NONE;
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int i = 0;
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while(iChannelAssignment[i] != EOCCLCOLOURASSIGNMENT_NONE && i<4)
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{
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if(iLightIDs[i] == ciID)
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return iChannelAssignment[i];
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i++;
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}
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return ret;
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}
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const EOCCLCOLOURASSIGNMENT AddLightsource(const std::pair<EntityId, EntityId>& cID)
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{
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if(uiLightCount >= 4)
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return EOCCLCOLOURASSIGNMENT_NONE;//already 4 light sources used
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EOCCLCOLOURASSIGNMENT eChannel = FindLightSource(cID);
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if(eChannel != EOCCLCOLOURASSIGNMENT_NONE)
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return eChannel;//already contained
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//else insert
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switch(uiLightCount)
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{
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case 0:
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iChannelAssignment[0] = EOCCLCOLOURASSIGNMENT_RED;
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break;
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case 1:
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iChannelAssignment[1] = EOCCLCOLOURASSIGNMENT_GREEN;
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break;
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case 2:
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iChannelAssignment[2] = EOCCLCOLOURASSIGNMENT_BLUE;
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break;
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case 3:
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iChannelAssignment[3] = EOCCLCOLOURASSIGNMENT_ALPHA;
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break;
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}
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iLightIDs[uiLightCount] = cID;
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uiLightCount++;
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return iChannelAssignment[uiLightCount-1];
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}
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}GLMOcclLightInfo;
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//! \brief Name of the lightmap data file in the level's directory
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#define LM_EXPORT_FILE_NAME "Dot3LM.dat"
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//! \brief
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#define LM_STAT_LIGHTS_EXPORT_FILE_NAME "StatLights.dat"
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#endif // __LM_COMP_STRUCTURES_H__
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