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67 lines
2.0 KiB
Plaintext
67 lines
2.0 KiB
Plaintext
// language: metal2.1
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#include <metal_stdlib>
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#include <simd/simd.h>
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using metal::uint;
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struct VertexOutput {
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metal::float4 position;
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metal::float3 uv;
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};
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struct Data {
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metal::float4x4 proj_inv;
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metal::float4x4 view;
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};
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struct vs_mainInput {
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};
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struct vs_mainOutput {
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metal::float4 position [[position]];
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metal::float3 uv [[user(loc0), center_perspective]];
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};
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vertex vs_mainOutput vs_main(
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uint vertex_index [[vertex_id]]
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, constant Data& r_data [[buffer(0)]]
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) {
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int tmp1_ = {};
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int tmp2_ = {};
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tmp1_ = static_cast<int>(vertex_index) / 2;
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tmp2_ = static_cast<int>(vertex_index) & 1;
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int _e9 = tmp1_;
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int _e15 = tmp2_;
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metal::float4 pos = metal::float4((static_cast<float>(_e9) * 4.0) - 1.0, (static_cast<float>(_e15) * 4.0) - 1.0, 0.0, 1.0);
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metal::float4 _e27 = r_data.view[0];
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metal::float4 _e32 = r_data.view[1];
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metal::float4 _e37 = r_data.view[2];
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metal::float3x3 inv_model_view = metal::transpose(metal::float3x3(_e27.xyz, _e32.xyz, _e37.xyz));
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metal::float4x4 _e43 = r_data.proj_inv;
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metal::float4 unprojected = _e43 * pos;
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const auto _tmp = VertexOutput {pos, inv_model_view * unprojected.xyz};
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return vs_mainOutput { _tmp.position, _tmp.uv };
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}
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struct fs_mainInput {
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metal::float3 uv [[user(loc0), center_perspective]];
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};
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struct fs_mainOutput {
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metal::float4 member_1 [[color(0)]];
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};
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fragment fs_mainOutput fs_main(
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fs_mainInput varyings_1 [[stage_in]]
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, metal::float4 position [[position]]
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, metal::texturecube<float, metal::access::sample> r_texture [[texture(0)]]
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) {
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constexpr metal::sampler r_sampler(
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metal::s_address::clamp_to_edge,
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metal::t_address::clamp_to_edge,
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metal::r_address::clamp_to_edge,
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metal::mag_filter::linear,
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metal::min_filter::linear,
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metal::coord::normalized
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);
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const VertexOutput in = { position, varyings_1.uv };
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metal::float4 _e4 = r_texture.sample(r_sampler, in.uv);
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return fs_mainOutput { _e4 };
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}
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