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HQ Geometry by Shoker
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4 files changed

+810
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‎res/gamedata/shaders/r1/skin.h‎

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#ifndef SKIN_H
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#define SKIN_H
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#include "common.h"
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struct v_model_skinned_0
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{
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float4 P : POSITION; // (float,float,float,1) - quantized // short4
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float3 N : NORMAL; // normal // DWORD
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float3 T : TANGENT; // tangent // DWORD
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float3 B : BINORMAL; // binormal // DWORD
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float2 tc : TEXCOORD0; // (u,v) // short2
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};
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struct v_model_skinned_1 // 24 bytes
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{
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float4 P : POSITION; // (float,float,float,1) - quantized // short4
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int4 N : NORMAL; // (nx,ny,nz,index) // DWORD
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float3 T : TANGENT; // tangent // DWORD
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float3 B : BINORMAL; // binormal // DWORD
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float2 tc : TEXCOORD0; // (u,v) // short2
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};
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struct v_model_skinned_2 // 28 bytes
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{
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float4 P : POSITION; // (float,float,float,1) - quantized // short4
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float4 N : NORMAL; // (nx,ny,nz,weight) // DWORD
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float3 T : TANGENT; // tangent // DWORD
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float3 B : BINORMAL; // binormal // DWORD
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int4 tc : TEXCOORD0; // (u,v, w=m-index0, z=m-index1) // short4
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};
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struct v_model_skinned_3 // 28 bytes
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{
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float4 P : POSITION; // (float,float,float,1) - quantized // short4
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float4 N : NORMAL; // (nx,ny,nz,weight0) // DWORD
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float4 T : TANGENT; // (tx,ty,tz,weight1) // DWORD
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float4 B : BINORMAL; // (bx,by,bz,m-index2) // DWORD
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int4 tc : TEXCOORD0; // (u,v, w=m-index0, z=m-index1) // short4
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};
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struct v_model_skinned_4 // 28 bytes
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{
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float4 P : POSITION; // (float,float,float,1) - quantized // short4
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float4 N : NORMAL; // (nx,ny,nz,weight0) // DWORD
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float4 T : TANGENT; // (tx,ty,tz,weight1) // DWORD
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float4 B : BINORMAL; // (bx,by,bz,weight2) // DWORD
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int2 tc : TEXCOORD0; // (u,v) // short2
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float4 ind: TEXCOORD1; // (x=m-index0, y=m-index1, z=m-index2, w=m-index3) // DWORD
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};
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//////////////////////////////////////////////////////////////////////////////////////////
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float4 u_position (float4 v) { return float4(v.xyz, 1.f); } // -12..+12
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//////////////////////////////////////////////////////////////////////////////////////////
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//uniform float4 sbones_array [256-22] : register(vs,c22);
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// Igor: some shaders in r1 need more free constant registers
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uniform float4 sbones_array [255-22-3] : register(vs,c22);
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float3 skinning_dir (float3 dir, float3 m0, float3 m1, float3 m2)
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{
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float3 U = unpack_normal(dir);
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return float3
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(
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dot (m0, U),
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dot (m1, U),
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dot (m2, U)
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);
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}
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float4 skinning_pos (float4 pos, float4 m0, float4 m1, float4 m2)
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{
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float4 P = u_position (pos);
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return float4
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(
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dot (m0, P),
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dot (m1, P),
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dot (m2, P),
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1
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);
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}
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v_model skinning_0 (v_model_skinned_0 v)
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{
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// skinning
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v_model o;
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o.pos = u_position(v.P);
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o.norm = unpack_normal(v.N);
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o.T = unpack_normal(v.T);
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o.B = unpack_normal(v.B);
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o.tc = v.tc;
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#ifdef SKIN_COLOR
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o.rgb_tint = float3 (0,0,2);
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#endif
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return o;
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}
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v_model skinning_1 (v_model_skinned_1 v)
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{
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// matrices
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int mid = v.N.w * (int)255;
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float4 m0 = sbones_array[mid+0];
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float4 m1 = sbones_array[mid+1];
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float4 m2 = sbones_array[mid+2];
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// skinning
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v_model o;
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o.pos = skinning_pos(v.P, m0,m1,m2 );
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o.norm = skinning_dir(v.N, m0,m1,m2 );
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o.T = skinning_dir(v.T, m0,m1,m2 );
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o.B = skinning_dir(v.B, m0,m1,m2 );
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o.tc = v.tc;
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#ifdef SKIN_COLOR
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o.rgb_tint = float3 (0,2,0);
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#endif
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return o;
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}
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v_model skinning_2 (v_model_skinned_2 v)
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{
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// matrices
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int id_0 = v.tc.z;
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float4 m0_0 = sbones_array[id_0+0];
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float4 m1_0 = sbones_array[id_0+1];
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float4 m2_0 = sbones_array[id_0+2];
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int id_1 = v.tc.w;
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float4 m0_1 = sbones_array[id_1+0];
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float4 m1_1 = sbones_array[id_1+1];
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float4 m2_1 = sbones_array[id_1+2];
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// lerp
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float w = v.N.w;
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float4 m0 = lerp(m0_0,m0_1,w);
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float4 m1 = lerp(m1_0,m1_1,w);
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float4 m2 = lerp(m2_0,m2_1,w);
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// skinning
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v_model o;
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o.pos = skinning_pos(v.P, m0,m1,m2 );
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o.norm = skinning_dir(v.N, m0,m1,m2 );
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o.T = skinning_dir(v.T, m0,m1,m2 );
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o.B = skinning_dir(v.B, m0,m1,m2 );
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o.tc = v.tc;
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#ifdef SKIN_COLOR
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o.rgb_tint = float3 (2,0,0) ;
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if (id_0==id_1) o.rgb_tint = float3(1,2,0);
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#endif
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return o;
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}
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v_model skinning_2lq (v_model_skinned_2 v)
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{
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// matrices
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int id_0 = v.tc.z;
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float4 m0 = sbones_array[id_0+0];
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float4 m1 = sbones_array[id_0+1];
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float4 m2 = sbones_array[id_0+2];
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// skinning
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v_model o ;
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o.pos = skinning_pos (v.P, m0,m1,m2 );
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o.norm = skinning_dir (v.N, m0,m1,m2 );
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o.T = skinning_dir (v.T, m0,m1,m2 );
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o.B = skinning_dir (v.B, m0,m1,m2 );
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o.tc = v.tc;
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#ifdef SKIN_COLOR
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o.rgb_tint = float3 (0,2,0) ;
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#endif
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return o;
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}
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v_model skinning_3 (v_model_skinned_3 v)
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{
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// matrices
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int id_0 = v.tc.z;
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float4 m0_0 = sbones_array[id_0+0];
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float4 m1_0 = sbones_array[id_0+1];
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float4 m2_0 = sbones_array[id_0+2];
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int id_1 = v.tc.w;
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float4 m0_1 = sbones_array[id_1+0];
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float4 m1_1 = sbones_array[id_1+1];
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float4 m2_1 = sbones_array[id_1+2];
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int id_2 = v.B.w*255+0.3;
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float4 m0_2 = sbones_array[id_2+0];
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float4 m1_2 = sbones_array[id_2+1];
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float4 m2_2 = sbones_array[id_2+2];
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// lerp
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float w0 = v.N.w;
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float w1 = v.T.w;
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float w2 = 1-w0-w1;
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float4 m0 = m0_0*w0;
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float4 m1 = m1_0*w0;
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float4 m2 = m2_0*w0;
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m0 += m0_1*w1;
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m1 += m1_1*w1;
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m2 += m2_1*w1;
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m0 += m0_2*w2;
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m1 += m1_2*w2;
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m2 += m2_2*w2;
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// skinning
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v_model o;
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o.pos = skinning_pos(v.P, m0,m1,m2 );
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o.norm = skinning_dir(v.N, m0,m1,m2 );
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o.T = skinning_dir(v.T, m0,m1,m2 );
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o.B = skinning_dir(v.B, m0,m1,m2 );
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o.tc = v.tc;
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#ifdef SKIN_COLOR
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o.rgb_tint = float3 (2,0,0) ;
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if (id_0==id_1) o.rgb_tint = float3(1,2,0);
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#endif
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return o;
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}
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v_model skinning_3lq (v_model_skinned_3 v)
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{
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return skinning_3(v);
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}
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v_model skinning_4 (v_model_skinned_4 v)
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{
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// matrices
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float id[4];
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float4 m[4][3]; // [bone index][matrix row or column???]
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for (int i=0; i<4; ++i)
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{
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id[i] = v.ind[i]*255+0.3;
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for (int j=0; j<3; ++j)
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m[i][j] = sbones_array[id[i]+j];
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}
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// lerp
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float w[4];
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w[0] = v.N.w;
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w[1] = v.T.w;
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w[2] = v.B.w;
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w[3] = 1-w[0]-w[1]-w[2];
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float4 m0 = m[0][0]*w[0];
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float4 m1 = m[0][1]*w[0];
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float4 m2 = m[0][2]*w[0];
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for (int i=1; i<4; ++i)
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{
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m0 += m[i][0]*w[i];
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m1 += m[i][1]*w[i];
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m2 += m[i][2]*w[i];
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}
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// skinning
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v_model o;
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o.pos = skinning_pos(v.P, m0,m1,m2 );
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o.norm = skinning_dir(v.N, m0,m1,m2 );
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o.T = skinning_dir(v.T, m0,m1,m2 );
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o.B = skinning_dir(v.B, m0,m1,m2 );
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o.tc = v.tc;
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#ifdef SKIN_COLOR
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o.rgb_tint = float3 (2,0,0) ;
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if (id_0==id_1) o.rgb_tint = float3(1,2,0);
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#endif
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return o;
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}
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v_model skinning_4lq (v_model_skinned_4 v)
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{
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return skinning_4(v);
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}
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#endif

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