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Use active uniforms data to implement gl.uniform* checks

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This commit is contained in:
Anthony Ramine 2018-07-16 10:16:08 +02:00
parent e7631cea61
commit 476640c3ab
14 changed files with 477 additions and 304 deletions
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36
components/canvas/webgl_thread.rs
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@ -817,12 +817,15 @@ impl WebGLImpl {
ctx.gl().uniform_4i(uniform_id, x, y, z, w),
WebGLCommand::Uniform4iv(uniform_id, ref v) =>
ctx.gl().uniform_4iv(uniform_id, v),
WebGLCommand::UniformMatrix2fv(uniform_id, transpose, ref v) =>
ctx.gl().uniform_matrix_2fv(uniform_id, transpose, v),
WebGLCommand::UniformMatrix3fv(uniform_id, transpose, ref v) =>
ctx.gl().uniform_matrix_3fv(uniform_id, transpose, v),
WebGLCommand::UniformMatrix4fv(uniform_id, transpose, ref v) =>
ctx.gl().uniform_matrix_4fv(uniform_id, transpose, v),
WebGLCommand::UniformMatrix2fv(uniform_id, ref v) => {
ctx.gl().uniform_matrix_2fv(uniform_id, false, v)
}
WebGLCommand::UniformMatrix3fv(uniform_id, ref v) => {
ctx.gl().uniform_matrix_3fv(uniform_id, false, v)
}
WebGLCommand::UniformMatrix4fv(uniform_id, ref v) => {
ctx.gl().uniform_matrix_4fv(uniform_id, false, v)
}
WebGLCommand::ValidateProgram(program_id) =>
ctx.gl().validate_program(program_id.get()),
WebGLCommand::VertexAttrib(attrib_id, x, y, z, w) =>
@ -1032,10 +1035,16 @@ impl WebGLImpl {
let active_uniforms = (0..num_active_uniforms[0] as u32).map(|i| {
// FIXME(nox): This allocates strings sometimes for nothing
// and the gleam method keeps getting ACTIVE_UNIFORM_MAX_LENGTH.
let (size, type_, name) = gl.get_active_uniform(program.get(), i);
let (size, type_, mut name) = gl.get_active_uniform(program.get(), i);
let is_array = name.ends_with("[0]");
if is_array {
// FIXME(nox): NLL
let len = name.len();
name.truncate(len - 3);
}
ActiveUniformInfo {
name: from_name_in_compiled_shader(&name),
size,
base_name: from_name_in_compiled_shader(&name).into(),
size: if is_array { Some(size) } else { None },
type_,
}
}).collect::<Vec<_>>().into();
@ -1105,15 +1114,10 @@ impl WebGLImpl {
gl: &gl::Gl,
program_id: WebGLProgramId,
name: &str,
chan: &WebGLSender<Option<i32>>,
chan: &WebGLSender<i32>,
) {
let location = gl.get_uniform_location(program_id.get(), &to_name_in_compiled_shader(name));
let location = if location == -1 {
None
} else {
Some(location)
};
assert!(location >= 0);
chan.send(location).unwrap();
}