# Build file for shaders.

# You must have Vulkan tools in your path, or patch here.

glslang_validator = glslangValidator
spirv_cross = spirv-cross

rule glsl
  command = $glslang_validator $flags -V -o $out $in

rule hlsl
  command = $spirv_cross --hlsl $in --output $out

rule msl
  command = $spirv_cross --msl $in --output $out

build gen/prefix.spv: glsl prefix.comp
build gen/prefix.hlsl: hlsl gen/prefix.spv
build gen/prefix.msl: msl gen/prefix.spv

build gen/prefix_reduce.spv: glsl prefix_reduce.comp
build gen/prefix_reduce.hlsl: hlsl gen/prefix_reduce.spv
build gen/prefix_reduce.msl: msl gen/prefix_reduce.spv

build gen/prefix_root.spv: glsl prefix_scan.comp
  flags = -DROOT
build gen/prefix_root.hlsl: hlsl gen/prefix_root.spv
build gen/prefix_root.msl: msl gen/prefix_root.spv

build gen/prefix_scan.spv: glsl prefix_scan.comp
build gen/prefix_scan.hlsl: hlsl gen/prefix_scan.spv
build gen/prefix_scan.msl: msl gen/prefix_scan.spv