45 lines
1.4 KiB
Metal
45 lines
1.4 KiB
Metal
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// Automatically generated from files in pathfinder/shaders/. Do not edit!
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#include <metal_stdlib>
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#include <simd/simd.h>
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using namespace metal;
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struct main0_out
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{
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float2 vTexCoord0 [[user(locn0)]];
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float vBackdrop0 [[user(locn1)]];
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float2 vTexCoord1 [[user(locn2)]];
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float vBackdrop1 [[user(locn3)]];
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float4 gl_Position [[position]];
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};
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struct main0_in
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{
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int2 aTileOffset [[attribute(0)]];
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int aDestTileIndex [[attribute(1)]];
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int aDestBackdrop [[attribute(2)]];
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int aSrcTileIndex [[attribute(3)]];
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int aSrcBackdrop [[attribute(4)]];
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};
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vertex main0_out main0(main0_in in [[stage_in]], constant float2& uFramebufferSize [[buffer(0)]])
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{
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main0_out out = {};
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float2 destPosition = float2(int2(in.aDestTileIndex % 256, in.aDestTileIndex / 256) + in.aTileOffset);
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float2 srcPosition = float2(int2(in.aSrcTileIndex % 256, in.aSrcTileIndex / 256) + in.aTileOffset);
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destPosition *= (float2(16.0, 4.0) / uFramebufferSize);
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srcPosition *= (float2(16.0, 4.0) / uFramebufferSize);
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out.vTexCoord0 = destPosition;
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out.vTexCoord1 = srcPosition;
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out.vBackdrop0 = float(in.aDestBackdrop);
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out.vBackdrop1 = float(in.aSrcBackdrop);
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if (in.aDestTileIndex < 0)
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{
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destPosition = float2(0.0);
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}
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destPosition.y = 1.0 - destPosition.y;
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out.gl_Position = float4(mix(float2(-1.0), float2(1.0), destPosition), 0.0, 1.0);
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return out;
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}
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