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41 行
1.5 KiB
41 行
1.5 KiB
#ifndef __SKINDEFORMATIONBLEND_HLSL__
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#define __SKINDEFORMATIONBLEND_HLSL__
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SamplerState SKINDEFORMATION_sampler_linear_repeat;
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#define SKINDEFORMATION_SAMPLER SKINDEFORMATION_sampler_linear_repeat
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TEXTURE2D(_BlendInput0_FrameAlbedoLo);
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TEXTURE2D(_BlendInput0_FrameAlbedoHi);
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float _BlendInput0_FrameFraction;
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float _BlendInput0_ClipWeight;
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TEXTURE2D(_BlendInput1_FrameAlbedoLo);
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TEXTURE2D(_BlendInput1_FrameAlbedoHi);
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float _BlendInput1_FrameFraction;
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float _BlendInput1_ClipWeight;
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void SkinDeformationBlend_float(in float2 uv, in float3 inAlbedo, out float3 outAlbedo)
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{
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float3 blendInputsAlbedo = float3(0.0, 0.0, 0.0);
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float blendInputsWeight = 0.0;
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if (_BlendInput0_ClipWeight > 0.0)
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{
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float3 frameAlbedoLo = _BlendInput0_FrameAlbedoLo.Sample(SKINDEFORMATION_SAMPLER, uv).xyz;
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float3 frameAlbedoHi = _BlendInput0_FrameAlbedoHi.Sample(SKINDEFORMATION_SAMPLER, uv).xyz;
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blendInputsAlbedo += _BlendInput0_ClipWeight * lerp(frameAlbedoLo, frameAlbedoHi, _BlendInput0_FrameFraction);
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blendInputsWeight += _BlendInput0_ClipWeight;
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}
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if (_BlendInput1_ClipWeight > 0.0)
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{
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float3 frameAlbedoLo = _BlendInput1_FrameAlbedoLo.Sample(SKINDEFORMATION_SAMPLER, uv).xyz;
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float3 frameAlbedoHi = _BlendInput1_FrameAlbedoHi.Sample(SKINDEFORMATION_SAMPLER, uv).xyz;
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blendInputsAlbedo += _BlendInput1_ClipWeight * lerp(frameAlbedoLo, frameAlbedoHi, _BlendInput1_FrameFraction);
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blendInputsWeight += _BlendInput1_ClipWeight;
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}
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outAlbedo = lerp(inAlbedo, blendInputsAlbedo, saturate(blendInputsWeight)/* sanity */);
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}
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#endif//__SKINDEFORMATIONBLEND_HLSL__
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