mirror of
https://github.com/scratchfoundation/bgfx.git
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71 lines
3.1 KiB
Text
71 lines
3.1 KiB
Text
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#include <metal_stdlib>
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using namespace metal;
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inline float4x4 _xlinit_float4x4(float v) { return float4x4(float4(v), float4(v), float4(v), float4(v)); }
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inline float3x3 _xlinit_float3x3(float v) { return float3x3(float3(v), float3(v), float3(v)); }
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inline float2x2 _xlinit_float2x2(float v) { return float2x2(float2(v), float2(v)); }
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inline half4x4 _xlinit_half4x4(half v) { return half4x4(half4(v), half4(v), half4(v), half4(v)); }
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inline half3x3 _xlinit_half3x3(half v) { return half3x3(half3(v), half3(v), half3(v)); }
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inline half2x2 _xlinit_half2x2(half v) { return half2x2(half2(v), half2(v)); }
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inline float4x4 _xlcast_float4x4(half4x4 v) { return float4x4(float4(v[0]), float4(v[1]), float4(v[2]), float4(v[3])); }
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inline float3x3 _xlcast_float3x3(half3x3 v) { return float3x3(float3(v[0]), float3(v[1]), float3(v[2])); }
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inline float2x2 _xlcast_float2x2(half2x2 v) { return float2x2(float2(v[0]), float2(v[1])); }
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inline half4x4 _xlcast_half4x4(float4x4 v) { return half4x4(half4(v[0]), half4(v[1]), half4(v[2]), half4(v[3])); }
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inline half3x3 _xlcast_half3x3(float3x3 v) { return half3x3(half3(v[0]), half3(v[1]), half3(v[2])); }
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inline half2x2 _xlcast_half2x2(float2x2 v) { return half2x2(half2(v[0]), half2(v[1])); }
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struct xlatMtlShaderInput {
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float2 uv;
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};
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struct xlatMtlShaderOutput {
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half4 _fragData [[color(0)]];
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};
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struct xlatMtlShaderUniform {
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float _Speed;
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float4 _Time;
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};
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fragment xlatMtlShaderOutput xlatMtlMain (xlatMtlShaderInput _mtl_i [[stage_in]], constant xlatMtlShaderUniform& _mtl_u [[buffer(0)]])
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{
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xlatMtlShaderOutput _mtl_o;
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half2x2 halfMatrix_1;
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float2x2 rotationMatrix_2;
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float tmpvar_3;
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float tmpvar_4;
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tmpvar_4 = (_mtl_u._Speed * _mtl_u._Time.x);
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tmpvar_3 = sin(tmpvar_4);
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float tmpvar_5;
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tmpvar_5 = cos(tmpvar_4);
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float2x2 tmpvar_6;
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tmpvar_6[0].x = tmpvar_5;
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tmpvar_6[0].y = tmpvar_3;
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tmpvar_6[1].x = -(tmpvar_3);
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tmpvar_6[1].y = tmpvar_5;
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rotationMatrix_2 = (tmpvar_6 * 2.0);
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rotationMatrix_2 = (rotationMatrix_2 - _xlinit_float2x2(1.0));
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rotationMatrix_2 = (_xlinit_float2x2(tmpvar_3) - rotationMatrix_2);
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rotationMatrix_2 = (_xlinit_float2x2(tmpvar_5) + rotationMatrix_2);
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rotationMatrix_2 = (rotationMatrix_2 * (1.0/(tmpvar_3)));
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float2x2 tmpvar_7;
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tmpvar_7[0].x = tmpvar_5;
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tmpvar_7[0].y = tmpvar_3;
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tmpvar_7[1].x = -(tmpvar_3);
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tmpvar_7[1].y = tmpvar_5;
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halfMatrix_1 = _xlcast_half2x2(tmpvar_7);
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halfMatrix_1 = (halfMatrix_1 * (half)2.0);
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halfMatrix_1 = (halfMatrix_1 - _xlinit_half2x2(1.0));
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halfMatrix_1 = _xlcast_half2x2(((float2x2)(_xlinit_half2x2(tmpvar_3) - halfMatrix_1)));
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halfMatrix_1 = _xlcast_half2x2(((float2x2)(_xlinit_half2x2(tmpvar_5) + halfMatrix_1)));
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halfMatrix_1 = _xlcast_half2x2(((float2x2)(halfMatrix_1 * (1.0h/half(tmpvar_3)))));
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float4 tmpvar_8;
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tmpvar_8.xy = (rotationMatrix_2 * _mtl_i.uv);
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tmpvar_8.zw = ((float2)(halfMatrix_1 * (half2)_mtl_i.uv));
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_mtl_o._fragData = half4(tmpvar_8);
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return _mtl_o;
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}
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// stats: 17 alu 0 tex 0 flow
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// inputs: 1
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// #0: uv (high float) 2x1 [-1]
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// uniforms: 2 (total size: 32)
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// #0: _Speed (high float) 1x1 [-1] loc 0
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// #1: _Time (high float) 4x1 [-1] loc 16
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