| #pragma clang diagnostic ignored "-Wmissing-prototypes" |
| #pragma clang diagnostic ignored "-Wmissing-braces" |
| |
| #include <metal_stdlib> |
| #include <simd/simd.h> |
| |
| using namespace metal; |
| |
| template<typename T, size_t Num> |
| struct spvUnsafeArray |
| { |
| T elements[Num ? Num : 1]; |
| |
| thread T& operator [] (size_t pos) thread |
| { |
| return elements[pos]; |
| } |
| constexpr const thread T& operator [] (size_t pos) const thread |
| { |
| return elements[pos]; |
| } |
| |
| device T& operator [] (size_t pos) device |
| { |
| return elements[pos]; |
| } |
| constexpr const device T& operator [] (size_t pos) const device |
| { |
| return elements[pos]; |
| } |
| |
| constexpr const constant T& operator [] (size_t pos) const constant |
| { |
| return elements[pos]; |
| } |
| |
| threadgroup T& operator [] (size_t pos) threadgroup |
| { |
| return elements[pos]; |
| } |
| constexpr const threadgroup T& operator [] (size_t pos) const threadgroup |
| { |
| return elements[pos]; |
| } |
| }; |
| |
| struct UBO |
| { |
| float4x4 projection; |
| float4x4 model; |
| float lodBias; |
| }; |
| |
| struct main0_out |
| { |
| float3 outPos [[user(locn0)]]; |
| float3 outNormal [[user(locn1)]]; |
| float4 outTransModel_0 [[user(locn2)]]; |
| float4 outTransModel_1 [[user(locn3)]]; |
| float4 outTransModel_2 [[user(locn4)]]; |
| float4 outTransModel_3 [[user(locn5)]]; |
| float outLodBias [[user(locn6)]]; |
| float4 color [[user(locn7)]]; |
| float4 gl_Position [[position]]; |
| }; |
| |
| struct main0_in |
| { |
| float3 inPos [[attribute(0)]]; |
| float4 colors_0 [[attribute(1)]]; |
| float4 colors_1 [[attribute(2)]]; |
| float4 colors_2 [[attribute(3)]]; |
| float3 inNormal [[attribute(4)]]; |
| float4 inViewMat_0 [[attribute(5)]]; |
| float4 inViewMat_1 [[attribute(6)]]; |
| float4 inViewMat_2 [[attribute(7)]]; |
| float4 inViewMat_3 [[attribute(8)]]; |
| }; |
| |
| static inline __attribute__((always_inline)) |
| void write_deeper_in_function(thread float4x4& outTransModel, constant UBO& ubo, thread float4& color, thread spvUnsafeArray<float4, 3> (&colors)) |
| { |
| outTransModel[1].y = ubo.lodBias; |
| color = colors[2]; |
| } |
| |
| static inline __attribute__((always_inline)) |
| void write_in_function(thread float4x4& outTransModel, constant UBO& ubo, thread float4& color, thread spvUnsafeArray<float4, 3> (&colors), thread float3& inNormal) |
| { |
| outTransModel[2] = float4(inNormal, 1.0); |
| write_deeper_in_function(outTransModel, ubo, color, colors); |
| } |
| |
| vertex main0_out main0(main0_in in [[stage_in]], constant UBO& ubo [[buffer(0)]]) |
| { |
| main0_out out = {}; |
| float4x4 outTransModel = {}; |
| spvUnsafeArray<float4, 3> colors = {}; |
| float4x4 inViewMat = {}; |
| colors[0] = in.colors_0; |
| colors[1] = in.colors_1; |
| colors[2] = in.colors_2; |
| inViewMat[0] = in.inViewMat_0; |
| inViewMat[1] = in.inViewMat_1; |
| inViewMat[2] = in.inViewMat_2; |
| inViewMat[3] = in.inViewMat_3; |
| out.gl_Position = (ubo.projection * ubo.model) * float4(in.inPos, 1.0); |
| out.outPos = float3((ubo.model * float4(in.inPos, 1.0)).xyz); |
| out.outNormal = float3x3(float3(float3(ubo.model[0].x, ubo.model[0].y, ubo.model[0].z)), float3(float3(ubo.model[1].x, ubo.model[1].y, ubo.model[1].z)), float3(float3(ubo.model[2].x, ubo.model[2].y, ubo.model[2].z))) * in.inNormal; |
| out.outLodBias = ubo.lodBias; |
| outTransModel = transpose(ubo.model) * inViewMat; |
| write_in_function(outTransModel, ubo, out.color, colors, in.inNormal); |
| out.outTransModel_0 = outTransModel[0]; |
| out.outTransModel_1 = outTransModel[1]; |
| out.outTransModel_2 = outTransModel[2]; |
| out.outTransModel_3 = outTransModel[3]; |
| return out; |
| } |
| |