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vulkan/shaders: change glslc compilation args based on configurations

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Add depfile support so that modifying an #included glsl snippet
rebuilds all the dependant shaders.
This commit is contained in:
Matthew Waters 2019-06-19 15:25:18 +10:00
parent 5363b30f6c
commit 2e34dd891d
1 changed files with 21 additions and 2 deletions
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23
ext/vulkan/shaders/meson.build
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@ -8,6 +8,23 @@ gst_vulkan_shader_sources = [
bin2array = find_program('bin2array.py')
# FIXME: meson compiler class instead?
glslc_build_options = []
optimization = get_option('optimization')
buildtype = get_option('buildtype')
if get_option('debug') or optimization == 'g' or ['debug', 'debugoptimized'].contains(buildtype)
glslc_build_options += ['-g']
endif
if get_option('werror')
glslc_build_options += ['-Werror']
endif
if buildtype == 'minsize' or optimization == 's'
glslc_build_options += ['-Os']
endif
if ['release', 'debugoptimized'].contains(buildtype) or ['1', '2', '3'].contains(optimization)
glslc_build_options += ['-O']
endif
vulkan_compiled_shader_sources = []
foreach shader: gst_vulkan_shader_sources
basefn = shader.split('.').get(0)
@ -22,9 +39,11 @@ foreach shader: gst_vulkan_shader_sources
compiled_shader = custom_target(spv_shader,
input: shader,
output: spv_shader,
command: [
glslc,
depfile: '@PLAINNAME@.d',
command: [glslc] + glslc_build_options + [
stage_arg,
'--target-env=vulkan1.0',
'-MD', '-MF', '@DEPFILE@',
'@INPUT@',
'-o', '@OUTPUT@'
])