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https://github.com/cemu-project/cemu_graphic_packs.git
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44 lines
1.9 KiB
Plaintext
44 lines
1.9 KiB
Plaintext
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#version 420
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#extension GL_ARB_texture_gather : enable
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// shader f0a615c0f6a37661 // vertical blur 1800 for reflections on shrine walls, floors and probably other
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uniform ivec4 uf_remappedPS[1];
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layout(binding = 0) uniform sampler2D textureUnitPS0;// Tex0 addr 0xf51d3000 res 320x180x1 dim 1 tm: 4 format 001a compSel: 0 1 2 3 mipView: 0x0 (num 0x1) sliceView: 0x0 (num 0x1) Sampler0 ClampX/Y/Z: 2 2 2 border: 1
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layout(location = 0) in vec4 passParameterSem0;
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layout(location = 1) in vec4 passParameterSem1;
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layout(location = 0) out vec4 passPixelColor0;
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uniform vec2 uf_fragCoordScale;
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float data = passParameterSem0.z - passParameterSem0.w;
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float h = data / 1.38461538 * uf_fragCoordScale.y;
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uniform float o_weight[] = float[]( 0.29411765, 0.35294118 );
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uniform float o_offset[] = float[]( 0.00000000, 1.33333333 );
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uniform float weight[] = float[]( 0.13583460, 0.23632042, 0.13504024, 0.04857179, 0.01068579, 0.00136997, 0.00009448 );
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uniform float offset[] = float[]( 0.00000000, 1.45714286, 3.40000000, 5.34285714, 7.28571429, 9.22857143, 11.17142857 );
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float mul_nonIEEE(float a, float b){ if( a == 0.0 || b == 0.0 ) return 0.0; return a*b; }
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void main()
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{
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vec2 R0f = vec2(passParameterSem0.x, passParameterSem0.w);
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vec4 R1f = texture( textureUnitPS0, R0f ) * weight[0];
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for (int i=1; i<7; i++) {
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R1f += texture( textureUnitPS0, R0f + vec2(0.0, offset[i]*h) ) * weight[i];
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R1f += texture( textureUnitPS0, R0f - vec2(0.0, offset[i]*h) ) * weight[i];
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}
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vec4 R2f = texture( textureUnitPS0, R0f ) * o_weight[0];
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for (int i=1; i<2; i++) {
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R2f += texture( textureUnitPS0, R0f + vec2(0.0, o_offset[i]*h) ) * o_weight[i];
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R2f += texture( textureUnitPS0, R0f - vec2(0.0, o_offset[i]*h) ) * o_weight[i];
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}
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passPixelColor0 = ( (uf_fragCoordScale.y == 1.0) ? R2f : R1f );
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//alpha boost and clamp, according to original shader
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passPixelColor0.w = mul_nonIEEE(intBitsToFloat(uf_remappedPS[0].x), passPixelColor0.w);
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passPixelColor0.w = clamp(passPixelColor0.w, 0.0, 1.0);
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}
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