68 lines
2.1 KiB
C
68 lines
2.1 KiB
C
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#ifdef SKELETAL
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vec4 skeletaltransform()
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{
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mat3x4 wmat;
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wmat = m_bones[int(v_bone.x)] * v_weight.x;
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wmat += m_bones[int(v_bone.y)] * v_weight.y;
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wmat += m_bones[int(v_bone.z)] * v_weight.z;
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wmat += m_bones[int(v_bone.w)] * v_weight.w;
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return m_modelviewprojection * vec4(vec4(v_position.xyz, 1.0) * wmat, 1.0);
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}
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vec4 skeletaltransform_nst(out vec3 n, out vec3 t, out vec3 b)
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{
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mat3x4 wmat;
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wmat = m_bones[int(v_bone.x)] * v_weight.x;
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wmat += m_bones[int(v_bone.y)] * v_weight.y;
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wmat += m_bones[int(v_bone.z)] * v_weight.z;
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wmat += m_bones[int(v_bone.w)] * v_weight.w;
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n = vec4(v_normal.xyz, 0.0) * wmat;
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t = vec4(v_svector.xyz, 0.0) * wmat;
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b = vec4(v_tvector.xyz, 0.0) * wmat;
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return m_modelviewprojection * vec4(vec4(v_position.xyz, 1.0) * wmat, 1.0);
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}
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vec4 skeletaltransform_wnst(out vec3 w, out vec3 n, out vec3 t, out vec3 b)
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{
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mat3x4 wmat;
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wmat = m_bones[int(v_bone.x)] * v_weight.x;
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wmat += m_bones[int(v_bone.y)] * v_weight.y;
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wmat += m_bones[int(v_bone.z)] * v_weight.z;
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wmat += m_bones[int(v_bone.w)] * v_weight.w;
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n = vec4(v_normal.xyz, 0.0) * wmat;
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t = vec4(v_svector.xyz, 0.0) * wmat;
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b = vec4(v_tvector.xyz, 0.0) * wmat;
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w = vec4(v_position.xyz, 1.0) * wmat;
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return m_modelviewprojection * vec4(w, 1.0);
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}
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vec4 skeletaltransform_n(out vec3 n)
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{
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mat3x4 wmat;
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wmat = m_bones[int(v_bone.x)] * v_weight.x;
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wmat += m_bones[int(v_bone.y)] * v_weight.y;
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wmat += m_bones[int(v_bone.z)] * v_weight.z;
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wmat += m_bones[int(v_bone.w)] * v_weight.w;
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n = vec4(v_normal.xyz, 0.0) * wmat;
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return m_modelviewprojection * vec4(vec4(v_position.xyz, 1.0) * wmat, 1.0);
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}
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#else
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#define skeletaltransform ftetransform
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vec4 skeletaltransform_wnst(out vec3 w, out vec3 n, out vec3 t, out vec3 b)
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{
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n = v_normal;
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t = v_svector;
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b = v_tvector;
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w = v_position.xyz;
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return ftetransform();
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}
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vec4 skeletaltransform_nst(out vec3 n, out vec3 t, out vec3 b)
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{
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n = v_normal;
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t = v_svector;
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b = v_tvector;
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return ftetransform();
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}
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vec4 skeletaltransform_n(out vec3 n)
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{
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n = v_normal;
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return ftetransform();
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}
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#endif
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