mirror of
https://github.com/ptitSeb/Serious-Engine
synced 2024-11-28 21:05:53 +01:00
147 lines
3.6 KiB
C++
147 lines
3.6 KiB
C++
/* Copyright (c) 2002-2012 Croteam Ltd. All rights reserved. */
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#include "StdH.h"
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#undef TEXTURE_COUNT
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#undef UVMAPS_COUNT
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#undef COLOR_COUNT
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#undef FLOAT_COUNT
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#undef FLAGS_COUNT
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#define TEXTURE_COUNT 2
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#define UVMAPS_COUNT 1
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#define COLOR_COUNT 2
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#define FLOAT_COUNT 1
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#define FLAGS_COUNT 2
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#define BASE_TEXTURE 0
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#define BASE_UVMAP 0
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#define BASE_COLOR 0
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#define DETAIL_TEXTURE 1
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#define DETAIL_UVMAP 1
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#define DETAIL_COLOR 1
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#define DETAIL_TILING 0
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#define BASE_DOUBLE_SIDED (1UL<<0) // Double sided
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#define BASE_FULL_BRIGHT (1UL<<1) // Full bright
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SHADER_MAIN(Detail)
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{
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shaSetTexture(BASE_TEXTURE);
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shaSetTextureWrapping( GFX_REPEAT, GFX_REPEAT);
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shaSetUVMap(BASE_UVMAP);
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shaSetColor(BASE_COLOR);
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shaEnableDepthTest();
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shaDepthFunc(GFX_LESS_EQUAL);
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COLOR &colModelColor = shaGetModelColor();
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BOOL bDoubleSided = shaGetFlags()&BASE_DOUBLE_SIDED;
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BOOL bOpaque = (colModelColor&0xFF)==0xFF;
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if(bDoubleSided) {
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shaCullFace(GFX_NONE);
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} else {
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shaCullFace(GFX_BACK);
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}
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shaCalculateLight();
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// if fully opaque
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if(bOpaque) {
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// shaEnableAlphaTest(TRUE);
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shaDisableBlend();
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shaEnableDepthWrite();
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// if translucent
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} else {
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// shaEnableAlphaTest(FALSE);
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shaEnableBlend();
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shaBlendFunc(GFX_SRC_ALPHA, GFX_INV_SRC_ALPHA);
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shaDisableDepthWrite();
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shaModifyColorForFog();
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}
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if(shaOverBrightningEnabled()) shaSetTextureModulation(2);
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shaRender();
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if(bOpaque) {
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shaDoFogPass();
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}
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// do detail pass
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FLOAT fMul = shaGetFloat(DETAIL_TILING);
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shaBlendFunc( GFX_DST_COLOR, GFX_SRC_COLOR);
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shaSetTexture(DETAIL_TEXTURE);
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shaSetUVMap(DETAIL_UVMAP);
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shaSetColor(DETAIL_COLOR);
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shaCalculateLight();
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shaEnableBlend();
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GFXTexCoord *ptxcOld = shaGetUVMap(0);
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GFXTexCoord *ptxcNew = shaGetNewTexCoordArray();
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INDEX ctTexCoords = shaGetVertexCount();
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if(ctTexCoords>0) {
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for(INDEX itxc=0;itxc<ctTexCoords;itxc++)
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{
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ptxcNew[itxc].u = ptxcOld[itxc].u * fMul;
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ptxcNew[itxc].v = ptxcOld[itxc].v * fMul;
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}
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shaSetTexCoords(ptxcNew);
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}
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shaRender();
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shaDisableBlend();
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/*
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FLOAT fMul = shaGetFloat(DETAIL_TILING);
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shaSetTexture(BASE_TEXTURE);
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shaSetUVMap(BASE_UVMAP);
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shaSetColor(BASE_COLOR);
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shaCalculateLight();
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shaRender();
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shaEnableBlend(TRUE);
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shaEnableAlphaTest(FALSE);
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shaBlendFunc( GFX_DST_COLOR, GFX_SRC_COLOR);
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shaSetTexture(DETAIL_TEXTURE);
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shaSetUVMap(DETAIL_UVMAP);
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shaSetColor(DETAIL_COLOR);
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INDEX ctTexCoords=0;
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GFXTexCoord *ptxcOld = shaGetUVMap(0,ctTexCoords);
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GFXTexCoord *ptxcNew = shaGetEmptyUVMap(ctTexCoords);
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if(ctTexCoords>0)
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{
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for(INDEX itxc=0;itxc<ctTexCoords;itxc++)
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{
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ptxcNew[itxc].u = ptxcOld[itxc].u * fMul;
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ptxcNew[itxc].v = ptxcOld[itxc].v * fMul;
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}
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shaSetUVMap(ptxcNew,ctTexCoords);
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}
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shaRender();
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shaEnableBlend(FALSE);
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*/
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if(shaOverBrightningEnabled()) shaSetTextureModulation(1);
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}
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SHADER_DESC(Detail,ShaderDesc &shDesc)
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{
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shDesc.sd_astrTextureNames.New(TEXTURE_COUNT);
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shDesc.sd_astrTexCoordNames.New(UVMAPS_COUNT);
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shDesc.sd_astrColorNames.New(COLOR_COUNT);
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shDesc.sd_astrFloatNames.New(FLOAT_COUNT);
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shDesc.sd_astrFlagNames.New(FLAGS_COUNT);
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shDesc.sd_astrTextureNames[0] = "Base texture";
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shDesc.sd_astrTextureNames[1] = "Detail texture";
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shDesc.sd_astrTexCoordNames[0] = "Base UVMap";
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shDesc.sd_astrColorNames[0] = "Surface color";
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shDesc.sd_astrColorNames[1] = "Detail color";
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shDesc.sd_astrFloatNames[0] = "UVMap factor";
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shDesc.sd_astrFlagNames[0] = "Double sided";
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shDesc.sd_astrFlagNames[1] = "Full bright";
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shDesc.sd_strShaderInfo = "Detail shader";
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} |