68 lines
1.5 KiB
HLSL
68 lines
1.5 KiB
HLSL
#include "common.hlsli"
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struct vf
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{
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float4 hpos : POSITION;
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float4 C : COLOR0;
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float2 tc : TEXCOORD0;
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float fog : FOG;
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};
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uniform float4 consts; // {1/quant,1/quant,diffusescale,ambient}
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uniform float2x4 array[50] : register(c10);
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float3x3 setMatrix (float3 hpb)
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{
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float _ch, _cp, _cb, _sh, _sp, _sb, _cc, _cs, _sc, _ss;
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sincos(hpb.x, _sh, _ch);
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sincos(hpb.y, _sp, _cp);
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sincos(hpb.z, _sb, _cb);
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_cc = _ch*_cb; _cs = _ch*_sb; _sc = _sh*_cb; _ss = _sh*_sb;
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return float3x3(_cc-_sp*_ss, _sp*_sc+_cs, -_cp*_sh,
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-_cp*_sb, _cp*_cb, _sp,
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_sp*_cs+_sc, _ss-_sp*_cc, _cp*_ch);
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};
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vf main(v_detail v)
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{
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vf o;
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// index
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int i = v.misc.w;
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float2x4 mm = array[i];
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float3x3 mmhpb = setMatrix(mm[0].xyz);
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float3 posi = float3(mm[1].xyz);
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float scale = mm[0].w;
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float hemi = abs(mm[1].w);
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float sun = sign(mm[1].w)*0.25f+0.25f;
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float4 m0 = float4(mmhpb[0]*scale, posi.x);
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float4 m1 = float4(mmhpb[1]*scale, posi.y);
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float4 m2 = float4(mmhpb[2]*scale, posi.z);
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float4 c0 = float4(L_ambient.rgb+L_hemi_color.rgb*hemi+L_sun_color.rgb*sun, 1.0f);
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// Transform to world coords
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float4 pos;
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pos.x = dot(m0, v.pos);
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pos.y = dot(m1, v.pos);
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pos.z = dot(m2, v.pos);
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pos.w = 1;
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// Calc fog
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o.fog = calc_fogging(pos);
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// Final out
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o.hpos = mul(m_WVP, pos);
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o.C = c0;
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o.tc.xy = (v.misc * consts).xy;
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return o;
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}
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