mirror of
https://github.com/ptitSeb/Serious-Engine
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92 lines
2.8 KiB
C
92 lines
2.8 KiB
C
/*
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* LWSDK Header File
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* Copyright 1999, NewTek, Inc.
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*
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* LWSHADER.H -- LightWave Surface Shaders
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*/
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#ifndef LWSDK_SHADER_H
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#define LWSDK_SHADER_H
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#include <lwrender.h>
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#define LWSHADER_HCLASS "ShaderHandler"
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#define LWSHADER_ICLASS "ShaderInterface"
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#define LWSHADER_VERSION 4
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typedef struct st_LWShaderAccess {
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int sx, sy;
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double oPos[3], wPos[3];
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double gNorm[3];
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double spotSize;
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double raySource[3];
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double rayLength;
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double cosine;
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double oXfrm[9], wXfrm[9];
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LWItemID objID;
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int polNum;
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double wNorm[3];
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double color[3];
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double luminous;
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double diffuse;
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double specular;
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double mirror;
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double transparency;
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double eta;
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double roughness;
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LWIlluminateFunc *illuminate;
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LWRayTraceFunc *rayTrace;
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LWRayCastFunc *rayCast;
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LWRayShadeFunc *rayShade;
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int flags;
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int bounces;
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LWItemID sourceID;
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double wNorm0[3];
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double bumpHeight;
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double translucency;
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double colorHL;
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double colorFL;
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double addTransparency;
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double difSharpness;
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LWPntID verts[4]; // surrounding vertex IDs
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float weights[4]; // vertex weigths
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float vertsWPos[4][3]; // vertex world positions
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LWPolID polygon; // polygon ID
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double replacement_percentage;
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double replacement_color[3];
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double reflectionBlur;
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double refractionBlur;
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} LWShaderAccess;
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#define LWSAF_SHADOW (1<<0)
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typedef struct st_LWShaderHandler {
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LWInstanceFuncs *inst;
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LWItemFuncs *item;
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LWRenderFuncs *rend;
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void (*evaluate) (LWInstance, LWShaderAccess *);
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unsigned int (*flags) (LWInstance);
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} LWShaderHandler;
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#define LWSHF_NORMAL (1<<0)
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#define LWSHF_COLOR (1<<1)
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#define LWSHF_LUMINOUS (1<<2)
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#define LWSHF_DIFFUSE (1<<3)
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#define LWSHF_SPECULAR (1<<4)
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#define LWSHF_MIRROR (1<<5)
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#define LWSHF_TRANSP (1<<6)
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#define LWSHF_ETA (1<<7)
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#define LWSHF_ROUGH (1<<8)
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#define LWSHF_TRANSLUCENT (1<<9)
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#define LWSHF_RAYTRACE (1<<10)
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#endif
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