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70 lines
1.8 KiB
Meson
70 lines
1.8 KiB
Meson
# Shaders
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gst_vulkan_shader_sources = [
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'identity.frag',
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'identity.vert',
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'swizzle.frag',
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'swizzle_and_clobber_alpha.frag',
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'yuy2_to_rgb.frag',
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'rgb_to_yuy2.frag',
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'ayuv_to_rgb.frag',
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'rgb_to_ayuv.frag',
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'nv12_to_rgb.frag',
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'rgb_to_nv12.frag',
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'view_convert.frag',
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]
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bin2array = find_program('bin2array.py')
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# FIXME: meson compiler class instead?
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glslc_build_options = []
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optimization = get_option('optimization')
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if get_option('debug')
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glslc_build_options += ['-g']
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endif
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if get_option('werror')
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glslc_build_options += ['-Werror']
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endif
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if optimization == 's'
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glslc_build_options += ['-Os']
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endif
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if optimization in ['1', '2', '3']
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glslc_build_options += ['-O']
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endif
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vulkan_compiled_shader_sources = []
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foreach shader: gst_vulkan_shader_sources
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basefn = shader.split('.').get(0)
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suffix = shader.split('.').get(1)
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stage_arg = suffix == 'frag' ? '-fshader-stage=fragment' : '-fshader-stage=vertex'
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basename = '@0@.@1@'.format(basefn, suffix)
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spv_shader = basename + '.spv'
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c_shader_source = basename + '.c'
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c_shader_header = basename + '.h'
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compiled_shader = custom_target(spv_shader,
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input: shader,
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output: spv_shader,
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depfile: '@PLAINNAME@.d',
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command: [glslc] + glslc_build_options + [stage_arg,
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'--target-env=vulkan1.0',
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'-MD', '-MF', '@DEPFILE@',
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'@INPUT@',
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'-o', '@OUTPUT@'])
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c_shader = custom_target (c_shader_source,
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input: compiled_shader,
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output: [c_shader_source, c_shader_header],
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command: [ bin2array,
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'--array-name=' + basename.underscorify(),
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'--c-include=gst/gst.h',
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'--element-type=gchar',
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'--element-size=1',
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'--linebreak=8',
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'--input', '@INPUT@',
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'--output', '@OUTPUT0@',
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'--header-output', '@OUTPUT1@'])
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vulkan_compiled_shader_sources += [c_shader]
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endforeach
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