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fix/LongShadow/shift-original-image-to-top-left #3

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Merged
CatWithNeko merged 1 commit into from
Apr 15, 2026
Merged

fix/LongShadow/shift-original-image-to-top-left #3

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12 changes: 9 additions & 3 deletions script/LongShadow.anm2
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Original file line number Diff line number Diff line change
Expand Up @@ -41,10 +41,16 @@ float4 psmain(float4 pos : SV_Position) : SV_Target {
--[[pixelshader@psmix:
Texture2D t0 : register(t0);
Texture2D t1 : register(t1);

cbuffer constant0: register(b0) {
float2 offset;
};

float4 psmix(float4 pos : SV_Position) : SV_Target {
float4 c0 = t0[uint2(pos.xy)];
float4 c1 = t1[uint2(pos.xy)];
return float4(c0*(1-c1.a)+c1);
float4 c1 = t1[uint2(pos.xy - offset)];
if (pos.x < offset.x || pos.y < offset.y) return c0;
else return float4(c0*(1-c1.a)+c1);
}
]]

Expand Down Expand Up @@ -78,7 +84,7 @@ if (flat==1) then --この部分の実装はAodarumaさんのFlatShadow(https://
end
end

if (shadowOnly==0) then obj.pixelshader("psmix","object",{"object","cache:_longshadow_org"}) end
if (shadowOnly==0) then obj.pixelshader("psmix","object",{"object","cache:_longshadow_org"}, {left, up}) end

obj.cx=obj.cx+(left-right)/2
obj.cy=obj.cy+(up-down)/2