| #pragma clang diagnostic ignored "-Wmissing-prototypes" |
| |
| #include <metal_stdlib> |
| #include <simd/simd.h> |
| |
| using namespace metal; |
| |
| struct main0_out |
| { |
| float4 fragColor [[color(0)]]; |
| }; |
| |
| // Returns 2D texture coords corresponding to 1D texel buffer coords |
| uint2 spvTexelBufferCoord(uint tc) |
| { |
| return uint2(tc % 4096, tc / 4096); |
| } |
| |
| enum class spvSwizzle : uint |
| { |
| none = 0, |
| zero, |
| one, |
| red, |
| green, |
| blue, |
| alpha |
| }; |
| |
| template<typename T> struct spvRemoveReference { typedef T type; }; |
| template<typename T> struct spvRemoveReference<thread T&> { typedef T type; }; |
| template<typename T> struct spvRemoveReference<thread T&&> { typedef T type; }; |
| template<typename T> inline constexpr thread T&& spvForward(thread typename spvRemoveReference<T>::type& x) |
| { |
| return static_cast<thread T&&>(x); |
| } |
| template<typename T> inline constexpr thread T&& spvForward(thread typename spvRemoveReference<T>::type&& x) |
| { |
| return static_cast<thread T&&>(x); |
| } |
| |
| template<typename T> |
| inline T spvGetSwizzle(vec<T, 4> x, T c, spvSwizzle s) |
| { |
| switch (s) |
| { |
| case spvSwizzle::none: |
| return c; |
| case spvSwizzle::zero: |
| return 0; |
| case spvSwizzle::one: |
| return 1; |
| case spvSwizzle::red: |
| return x.r; |
| case spvSwizzle::green: |
| return x.g; |
| case spvSwizzle::blue: |
| return x.b; |
| case spvSwizzle::alpha: |
| return x.a; |
| } |
| } |
| |
| // Wrapper function that swizzles texture samples and fetches. |
| template<typename T> |
| inline vec<T, 4> spvTextureSwizzle(vec<T, 4> x, uint s) |
| { |
| if (!s) |
| return x; |
| return vec<T, 4>(spvGetSwizzle(x, x.r, spvSwizzle((s >> 0) & 0xFF)), spvGetSwizzle(x, x.g, spvSwizzle((s >> 8) & 0xFF)), spvGetSwizzle(x, x.b, spvSwizzle((s >> 16) & 0xFF)), spvGetSwizzle(x, x.a, spvSwizzle((s >> 24) & 0xFF))); |
| } |
| |
| template<typename T> |
| inline T spvTextureSwizzle(T x, uint s) |
| { |
| return spvTextureSwizzle(vec<T, 4>(x, 0, 0, 1), s).x; |
| } |
| |
| // Wrapper function that swizzles texture gathers. |
| template<typename T, typename Tex, typename... Ts> |
| inline vec<T, 4> spvGatherSwizzle(sampler s, const thread Tex& t, Ts... params, component c, uint sw) METAL_CONST_ARG(c) |
| { |
| if (sw) |
| { |
| switch (spvSwizzle((sw >> (uint(c) * 8)) & 0xFF)) |
| { |
| case spvSwizzle::none: |
| break; |
| case spvSwizzle::zero: |
| return vec<T, 4>(0, 0, 0, 0); |
| case spvSwizzle::one: |
| return vec<T, 4>(1, 1, 1, 1); |
| case spvSwizzle::red: |
| return t.gather(s, spvForward<Ts>(params)..., component::x); |
| case spvSwizzle::green: |
| return t.gather(s, spvForward<Ts>(params)..., component::y); |
| case spvSwizzle::blue: |
| return t.gather(s, spvForward<Ts>(params)..., component::z); |
| case spvSwizzle::alpha: |
| return t.gather(s, spvForward<Ts>(params)..., component::w); |
| } |
| } |
| switch (c) |
| { |
| case component::x: |
| return t.gather(s, spvForward<Ts>(params)..., component::x); |
| case component::y: |
| return t.gather(s, spvForward<Ts>(params)..., component::y); |
| case component::z: |
| return t.gather(s, spvForward<Ts>(params)..., component::z); |
| case component::w: |
| return t.gather(s, spvForward<Ts>(params)..., component::w); |
| } |
| } |
| |
| // Wrapper function that swizzles depth texture gathers. |
| template<typename T, typename Tex, typename... Ts> |
| inline vec<T, 4> spvGatherCompareSwizzle(sampler s, const thread Tex& t, Ts... params, uint sw) |
| { |
| if (sw) |
| { |
| switch (spvSwizzle(sw & 0xFF)) |
| { |
| case spvSwizzle::none: |
| case spvSwizzle::red: |
| break; |
| case spvSwizzle::zero: |
| case spvSwizzle::green: |
| case spvSwizzle::blue: |
| case spvSwizzle::alpha: |
| return vec<T, 4>(0, 0, 0, 0); |
| case spvSwizzle::one: |
| return vec<T, 4>(1, 1, 1, 1); |
| } |
| } |
| return t.gather_compare(s, spvForward<Ts>(params)...); |
| } |
| |
| float4 do_samples(thread const texture1d<float> t1, thread const sampler t1Smplr, constant uint32_t& t1Swzl, thread const texture2d<float> t2, constant uint32_t& t2Swzl, thread const texture3d<float> t3, thread const sampler t3Smplr, constant uint32_t& t3Swzl, thread const texturecube<float> tc, constant uint32_t& tcSwzl, thread const texture2d_array<float> t2a, thread const sampler t2aSmplr, constant uint32_t& t2aSwzl, thread const texturecube_array<float> tca, thread const sampler tcaSmplr, constant uint32_t& tcaSwzl, thread const texture2d<float> tb, thread const depth2d<float> d2, thread const sampler d2Smplr, constant uint32_t& d2Swzl, thread const depthcube<float> dc, thread const sampler dcSmplr, constant uint32_t& dcSwzl, thread const depth2d_array<float> d2a, constant uint32_t& d2aSwzl, thread const depthcube_array<float> dca, thread const sampler dcaSmplr, constant uint32_t& dcaSwzl, thread sampler defaultSampler, thread sampler shadowSampler) |
| { |
| float4 c = spvTextureSwizzle(t1.sample(t1Smplr, 0.0), t1Swzl); |
| c = spvTextureSwizzle(t2.sample(defaultSampler, float2(0.0)), t2Swzl); |
| c = spvTextureSwizzle(t3.sample(t3Smplr, float3(0.0)), t3Swzl); |
| c = spvTextureSwizzle(tc.sample(defaultSampler, float3(0.0)), tcSwzl); |
| c = spvTextureSwizzle(t2a.sample(t2aSmplr, float3(0.0).xy, uint(round(float3(0.0).z))), t2aSwzl); |
| c = spvTextureSwizzle(tca.sample(tcaSmplr, float4(0.0).xyz, uint(round(float4(0.0).w))), tcaSwzl); |
| c.x = spvTextureSwizzle(d2.sample_compare(d2Smplr, float3(0.0, 0.0, 1.0).xy, float3(0.0, 0.0, 1.0).z), d2Swzl); |
| c.x = spvTextureSwizzle(dc.sample_compare(dcSmplr, float4(0.0, 0.0, 0.0, 1.0).xyz, float4(0.0, 0.0, 0.0, 1.0).w), dcSwzl); |
| c.x = spvTextureSwizzle(d2a.sample_compare(shadowSampler, float4(0.0, 0.0, 0.0, 1.0).xy, uint(round(float4(0.0, 0.0, 0.0, 1.0).z)), float4(0.0, 0.0, 0.0, 1.0).w), d2aSwzl); |
| c.x = spvTextureSwizzle(dca.sample_compare(dcaSmplr, float4(0.0).xyz, uint(round(float4(0.0).w)), 1.0), dcaSwzl); |
| c = spvTextureSwizzle(t1.sample(t1Smplr, float2(0.0, 1.0).x / float2(0.0, 1.0).y), t1Swzl); |
| c = spvTextureSwizzle(t2.sample(defaultSampler, float3(0.0, 0.0, 1.0).xy / float3(0.0, 0.0, 1.0).z), t2Swzl); |
| c = spvTextureSwizzle(t3.sample(t3Smplr, float4(0.0, 0.0, 0.0, 1.0).xyz / float4(0.0, 0.0, 0.0, 1.0).w), t3Swzl); |
| float4 _119 = float4(0.0, 0.0, 1.0, 1.0); |
| _119.z = float4(0.0, 0.0, 1.0, 1.0).w; |
| c.x = spvTextureSwizzle(d2.sample_compare(d2Smplr, _119.xy / _119.z, float4(0.0, 0.0, 1.0, 1.0).z / _119.z), d2Swzl); |
| c = spvTextureSwizzle(t1.sample(t1Smplr, 0.0), t1Swzl); |
| c = spvTextureSwizzle(t2.sample(defaultSampler, float2(0.0), level(0.0)), t2Swzl); |
| c = spvTextureSwizzle(t3.sample(t3Smplr, float3(0.0), level(0.0)), t3Swzl); |
| c = spvTextureSwizzle(tc.sample(defaultSampler, float3(0.0), level(0.0)), tcSwzl); |
| c = spvTextureSwizzle(t2a.sample(t2aSmplr, float3(0.0).xy, uint(round(float3(0.0).z)), level(0.0)), t2aSwzl); |
| c = spvTextureSwizzle(tca.sample(tcaSmplr, float4(0.0).xyz, uint(round(float4(0.0).w)), level(0.0)), tcaSwzl); |
| c.x = spvTextureSwizzle(d2.sample_compare(d2Smplr, float3(0.0, 0.0, 1.0).xy, float3(0.0, 0.0, 1.0).z, level(0.0)), d2Swzl); |
| c = spvTextureSwizzle(t1.sample(t1Smplr, float2(0.0, 1.0).x / float2(0.0, 1.0).y), t1Swzl); |
| c = spvTextureSwizzle(t2.sample(defaultSampler, float3(0.0, 0.0, 1.0).xy / float3(0.0, 0.0, 1.0).z, level(0.0)), t2Swzl); |
| c = spvTextureSwizzle(t3.sample(t3Smplr, float4(0.0, 0.0, 0.0, 1.0).xyz / float4(0.0, 0.0, 0.0, 1.0).w, level(0.0)), t3Swzl); |
| float4 _153 = float4(0.0, 0.0, 1.0, 1.0); |
| _153.z = float4(0.0, 0.0, 1.0, 1.0).w; |
| c.x = spvTextureSwizzle(d2.sample_compare(d2Smplr, _153.xy / _153.z, float4(0.0, 0.0, 1.0, 1.0).z / _153.z, level(0.0)), d2Swzl); |
| c = spvTextureSwizzle(t1.read(uint(0)), t1Swzl); |
| c = spvTextureSwizzle(t2.read(uint2(int2(0)), 0), t2Swzl); |
| c = spvTextureSwizzle(t3.read(uint3(int3(0)), 0), t3Swzl); |
| c = spvTextureSwizzle(t2a.read(uint2(int3(0).xy), uint(int3(0).z), 0), t2aSwzl); |
| c = tb.read(spvTexelBufferCoord(0)); |
| c = spvGatherSwizzle<float, metal::texture2d<float>, float2, int2>(defaultSampler, t2, float2(0.0), int2(0), component::x, t2Swzl); |
| c = spvGatherSwizzle<float, metal::texturecube<float>, float3>(defaultSampler, tc, float3(0.0), component::y, tcSwzl); |
| c = spvGatherSwizzle<float, metal::texture2d_array<float>, float2, uint, int2>(t2aSmplr, t2a, float3(0.0).xy, uint(round(float3(0.0).z)), int2(0), component::z, t2aSwzl); |
| c = spvGatherSwizzle<float, metal::texturecube_array<float>, float3, uint>(tcaSmplr, tca, float4(0.0).xyz, uint(round(float4(0.0).w)), component::w, tcaSwzl); |
| c = spvGatherCompareSwizzle<float, metal::depth2d<float>, float2, float>(d2Smplr, d2, float2(0.0), 1.0, d2Swzl); |
| c = spvGatherCompareSwizzle<float, metal::depthcube<float>, float3, float>(dcSmplr, dc, float3(0.0), 1.0, dcSwzl); |
| c = spvGatherCompareSwizzle<float, metal::depth2d_array<float>, float2, uint, float>(shadowSampler, d2a, float3(0.0).xy, uint(round(float3(0.0).z)), 1.0, d2aSwzl); |
| c = spvGatherCompareSwizzle<float, metal::depthcube_array<float>, float3, uint, float>(dcaSmplr, dca, float4(0.0).xyz, uint(round(float4(0.0).w)), 1.0, dcaSwzl); |
| return c; |
| } |
| |
| fragment main0_out main0(constant uint* spvSwizzleConstants [[buffer(30)]], texture1d<float> tex1d [[texture(0)]], texture2d<float> tex2d [[texture(1)]], texture3d<float> tex3d [[texture(2)]], texturecube<float> texCube [[texture(3)]], texture2d_array<float> tex2dArray [[texture(4)]], texturecube_array<float> texCubeArray [[texture(5)]], texture2d<float> texBuffer [[texture(6)]], depth2d<float> depth2d [[texture(7)]], depthcube<float> depthCube [[texture(8)]], depth2d_array<float> depth2dArray [[texture(9)]], depthcube_array<float> depthCubeArray [[texture(10)]], sampler tex1dSmplr [[sampler(0)]], sampler tex3dSmplr [[sampler(2)]], sampler tex2dArraySmplr [[sampler(4)]], sampler texCubeArraySmplr [[sampler(5)]], sampler depth2dSmplr [[sampler(7)]], sampler depthCubeSmplr [[sampler(8)]], sampler depthCubeArraySmplr [[sampler(10)]], sampler defaultSampler [[sampler(11)]], sampler shadowSampler [[sampler(12)]]) |
| { |
| main0_out out = {}; |
| constant uint32_t& tex1dSwzl = spvSwizzleConstants[0]; |
| constant uint32_t& tex2dSwzl = spvSwizzleConstants[1]; |
| constant uint32_t& tex3dSwzl = spvSwizzleConstants[2]; |
| constant uint32_t& texCubeSwzl = spvSwizzleConstants[3]; |
| constant uint32_t& tex2dArraySwzl = spvSwizzleConstants[4]; |
| constant uint32_t& texCubeArraySwzl = spvSwizzleConstants[5]; |
| constant uint32_t& depth2dSwzl = spvSwizzleConstants[7]; |
| constant uint32_t& depthCubeSwzl = spvSwizzleConstants[8]; |
| constant uint32_t& depth2dArraySwzl = spvSwizzleConstants[9]; |
| constant uint32_t& depthCubeArraySwzl = spvSwizzleConstants[10]; |
| out.fragColor = do_samples(tex1d, tex1dSmplr, tex1dSwzl, tex2d, tex2dSwzl, tex3d, tex3dSmplr, tex3dSwzl, texCube, texCubeSwzl, tex2dArray, tex2dArraySmplr, tex2dArraySwzl, texCubeArray, texCubeArraySmplr, texCubeArraySwzl, texBuffer, depth2d, depth2dSmplr, depth2dSwzl, depthCube, depthCubeSmplr, depthCubeSwzl, depth2dArray, depth2dArraySwzl, depthCubeArray, depthCubeArraySmplr, depthCubeArraySwzl, defaultSampler, shadowSampler); |
| return out; |
| } |
| |
