CMake can compile shaders;

CMakeLists.txt

@@ -460,6 +460,30 @@ if(LOVR_ENABLE_GRAPHICS)
     target_compile_definitions(lovr PRIVATE LOVR_WGPU)
     target_sources(lovr PRIVATE src/core/gpu_webgpu.c)
   endif()
+
+  add_custom_target(compile_shaders ALL)
+  add_dependencies(lovr compile_shaders)
+
+  function(compile_shaders)
+    file(GLOB shader_files "etc/shaders/*.${ARGV0}")
+    foreach(shader_file ${shader_files})
+      string(REGEX MATCH "([^\/]+)\.${ARGV0}" shader ${shader_file})
+      string(REPLACE ".${ARGV0}" "" shader ${shader})
+      add_custom_command(TARGET compile_shaders POST_BUILD
+        COMMAND
+        glslangValidator
+        --quiet
+        --target-env vulkan1.1
+        --vn lovr_shader_${shader}_${ARGV0}
+        -o ${shader_file}.h
+        ${shader_file}
+      )
+    endforeach()
+  endfunction()
+
+  compile_shaders("vert")
+  compile_shaders("frag")
+  compile_shaders("comp")
 else()
   target_compile_definitions(lovr PRIVATE LOVR_DISABLE_GRAPHICS)
 endif()

Tupfile.lua

@@ -452,7 +452,7 @@ comp = 'etc/shaders/*.comp'
 
 function compileShaders(stage)
   pattern = 'etc/shaders/*.' .. stage
-  tup.foreach_rule(pattern, 'glslangValidator --target-env vulkan1.1 --vn lovr_shader_%B_' .. stage .. ' -o %o %f', '%f.h')
+  tup.foreach_rule(pattern, 'glslangValidator --quiet --target-env vulkan1.1 --vn lovr_shader_%B_' .. stage .. ' -o %o %f', '%f.h')
 end
 
 compileShaders('vert')