Improve windows build

- Support using libplacebo vulkan backend on windows

Signed-off-by: Andrew Opalach <andrew@akon.city>

1 files changed, 42 insertions, 18 deletions

diff --git a/src/render/meson.build b/src/render/meson.build
index e9c093a..2d9c02f 100644
--- a/src/render/meson.build
+++ b/src/render/meson.build
@@ -9,24 +9,48 @@ render_deps = [common_deps]
 #render_src += ['renderer_tiger.c', 'queue_tiger.c']
 #render_deps += [linmath]
 
-libplacebo = dependency('libplacebo',
-  default_options: [
-    'warning_level=2',
-    'demos=false',
-    'tests=false',
-    'bench=false',
-    'fuzz=false',
-    'shaderc=enabled',
-    'glslang=disabled',
-    'opengl=enabled',
-    'vulkan=disabled',
-    'd3d11=disabled',
-    'gl-proc-addr=disabled',
-    'vk-proc-addr=disabled',
-    'lcms=enabled',
-    'dovi=disabled',
-    'libdovi=disabled'
-  ], required: false, allow_fallback: true)
+libplacebo_opts = [
+  'warning_level=2',
+  'demos=false',
+  'tests=false',
+  'bench=false',
+  'fuzz=false',
+  'glslang=disabled',
+  'd3d11=disabled',
+  'gl-proc-addr=disabled',
+  'vk-proc-addr=disabled',
+  'lcms=disabled',
+  'dovi=disabled',
+  'libdovi=disabled'
+]
+
+use_vulkan = false
+if use_vulkan
+  shaderc_opts = cmake.subproject_options()
+  shaderc_opts.add_cmake_defines({ 'CMAKE_BUILD_TYPE': is_debug ? 'Debug' : 'Release' })
+  shaderc_opts.add_cmake_defines({ 'SHADERC_SKIP_INSTALL': false })
+  shaderc_opts.add_cmake_defines({ 'SHADERC_SKIP_TESTS': true })
+  shaderc_opts.add_cmake_defines({ 'SHADERC_SKIP_EXAMPLES': true })
+  shaderc_opts.add_cmake_defines({ 'SHADERC_SKIP_COPYRIGHT_CHECK': true })
+  shaderc_proj = cmake.subproject('shaderc', options: shaderc_opts)
+  shaderc = shaderc_proj.dependency('shaderc')
+  meson.override_dependency('shaderc', shaderc)
+  render_deps += [
+    shaderc_proj.dependency('shaderc_util'),
+    shaderc_proj.dependency('glslang'),
+    shaderc_proj.dependency('MachineIndependent'),
+    shaderc_proj.dependency('OSDependent'),
+    shaderc_proj.dependency('GenericCodeGen'),
+    shaderc_proj.dependency('SPIRV'),
+    shaderc_proj.dependency('SPIRV-Tools-opt'),
+    shaderc_proj.dependency('SPIRV-Tools-static')
+  ]
+  libplacebo_opts += ['shaderc=enabled', 'vulkan=enabled', 'opengl=disabled']
+else
+  libplacebo_opts += ['shaderc=disabled', 'opengl=enabled', 'vulkan=disabled']
+endif
+
+libplacebo = dependency('libplacebo', default_options: libplacebo_opts)
 if libplacebo.found()
   render_src += ['renderer_libplacebo.c', 'queue_libplacebo.c']
   render_deps += [libplacebo]