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use glow::HasContext;
pub unsafe fn create(
gl: &glow::Context,
shader_sources: &[(u32, &str)],
) -> <glow::Context as HasContext>::Program {
let program = gl.create_program().expect("Cannot create program");
let mut shaders = Vec::with_capacity(shader_sources.len());
for (shader_type, shader_source) in shader_sources.iter() {
let shader = gl
.create_shader(*shader_type)
.expect("Cannot create shader");
gl.shader_source(shader, shader_source);
gl.compile_shader(shader);
if !gl.get_shader_compile_status(shader) {
panic!(gl.get_shader_info_log(shader));
}
gl.attach_shader(program, shader);
shaders.push(shader);
}
gl.link_program(program);
if !gl.get_program_link_status(program) {
panic!(gl.get_program_info_log(program));
}
for shader in shaders {
gl.detach_shader(program, shader);
gl.delete_shader(shader);
}
program
}
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