6f10e2e725
* Improve glow error reporting * Add more check_for_gl_error calls * Remove clippy lint list from egui_glow lib.rs - Forgotten in https://github.com/emilk/egui/pull/1394 * egui_glow: move vao code to own file * Cleanup: `use glow::HasContext as _;` Co-authored-by: Zachary Kohnen <me@dusterthefirst.com>
40 lines
882 B
Rust
40 lines
882 B
Rust
#![allow(unsafe_code)]
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use glow::HasContext as _;
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pub(crate) unsafe fn compile_shader(
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gl: &glow::Context,
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shader_type: u32,
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source: &str,
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) -> Result<glow::Shader, String> {
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let shader = gl.create_shader(shader_type)?;
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gl.shader_source(shader, source);
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gl.compile_shader(shader);
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if gl.get_shader_compile_status(shader) {
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Ok(shader)
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} else {
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Err(gl.get_shader_info_log(shader))
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}
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}
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pub(crate) unsafe fn link_program<'a, T: IntoIterator<Item = &'a glow::Shader>>(
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gl: &glow::Context,
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shaders: T,
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) -> Result<glow::Program, String> {
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let program = gl.create_program()?;
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for shader in shaders {
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gl.attach_shader(program, *shader);
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}
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gl.link_program(program);
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if gl.get_program_link_status(program) {
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Ok(program)
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} else {
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Err(gl.get_program_info_log(program))
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}
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}
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