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another-boids-in-rust/vendor/glow/generate-native.sh

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#!/usr/bin/env bash
mkdir -p generated
curl https://raw.githubusercontent.com/KhronosGroup/OpenGL-Registry/01ac568838ce3a93385d885362e3ddc7bca54b08/xml/gl.xml > generated/gl.xml
# phosphorus expects one API, but we're trying to generate bindings for multiple at once.
# We'll work around it for now by renaming GL ES 3.2 to match GL 4.6.
replacements=''
replacements+='s/api="gles2"/api="gl"/g;'
replacements+='s/name="GL_ES_VERSION_3_2"/name="GL_VERSION_4_6"/g;'
replacements+='s/number="3.2"/number="4.6"/g;'
sed --in-place $replacements generated/gl.xml
gl_extensions=(
GL_ARB_debug_output
GL_KHR_debug
GL_ARB_texture_filter_anisotropic
GL_EXT_texture_filter_anisotropic
GL_ARB_tessellation_shader
GL_ARB_compute_shader
GL_ARB_instanced_arrays
GL_EXT_draw_buffers2
GL_ARB_draw_instanced
GL_ARB_base_instance
GL_ARB_draw_elements_base_vertex
GL_ARB_framebuffer_sRGB
GL_ARB_uniform_buffer_object
GL_ARB_copy_buffer
GL_NV_copy_buffer
GL_ARB_sampler_objects
GL_ARB_buffer_storage
GL_EXT_buffer_storage
GL_ARB_vertex_array_object
GL_ARB_framebuffer_object
GL_ARB_texture_storage
GL_ARB_program_interface_query
GL_ARB_sync
GL_KHR_parallel_shader_compile
GL_ARB_parallel_shader_compile
GL_OES_vertex_array_object
GL_APPLE_vertex_array_object
GL_EXT_disjoint_timer_query
)
printf -v gl_extensions_comma_joined '%s,' "${gl_extensions[@]}"
phosphorus \
./generated/gl.xml \
gl \
4 6 \
core \
"${gl_extensions_comma_joined%,}" \
> generated/gl46.rs
cp generated/gl46.rs src/gl46.rs
cargo fmt
# add allow(unused)
sed -i '1 i\#!\[allow(unused)]' src/gl46.rs
# remove features for extentions
for gl_extension in "${gl_extensions[@]}"; do
sed -i '/#\[cfg(any(feature = "'"$gl_extension"'"))]/d' src/gl46.rs
sed -i '/#\[cfg_attr(docs_rs, doc(cfg(any(feature = "'"$gl_extension"'"))))]/d' src/gl46.rs
done
function remove_between() {
start_line=$(grep -wn "$1" src/gl46.rs | cut -d: -f1 | head -n 1)
end_line=$(grep -wn "$2" src/gl46.rs | cut -d: -f1 | head -n 1)
sed -i "${start_line},${end_line}d" src/gl46.rs
}
# remove unused import
remove_between '#\[cfg(feature = "chlorine")]' '#\[cfg(not(feature = "chlorine"))]'
# remove first ocurance of #[cfg(feature = "global_loader")]
remove_between '#\[cfg(feature = "global_loader")]' '#\[cfg(feature = "global_loader")]'
# remove global loader
remove_between '#\[cfg(feature = "global_loader")]' '#\[cfg(feature = "struct_loader")]'
# remove all occurances of #[cfg(feature = "struct_loader")]
sed -i '/#\[cfg(feature = "struct_loader")]/d' src/gl46.rs
cargo fmt