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LibWeb: Implement WebGL getShaderSource

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Undefine 2025-11-01 16:52:42 +01:00 • committed by Jelle Raaijmakers
parent 932a3328a3
commit 2d8b393c76
Notes: github-actions[bot] 2025-11-01 23:55:28 +00:00
5 changed files with 51 additions and 1 deletions
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24
Libraries/LibWeb/WebGL/WebGLRenderingContextImpl.cpp
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@ -1642,6 +1642,30 @@ Optional<String> WebGLRenderingContextImpl::get_shader_info_log(GC::Root<WebGLSh
return String::from_utf8_without_validation(ReadonlyBytes { info_log.data(), static_cast<size_t>(info_log_length - 1) });
}
Optional<String> WebGLRenderingContextImpl::get_shader_source(GC::Root<WebGLShader> shader)
{
m_context->make_current();
GLuint shader_handle = 0;
if (shader) {
auto handle_or_error = shader->handle(this);
if (handle_or_error.is_error()) {
set_error(GL_INVALID_OPERATION);
return {};
}
shader_handle = handle_or_error.release_value();
}
GLint shader_source_length = 0;
glGetShaderiv(shader_handle, GL_SHADER_SOURCE_LENGTH, &shader_source_length);
if (!shader_source_length)
return String {};
auto shader_source = MUST(ByteBuffer::create_uninitialized(shader_source_length));
glGetShaderSource(shader_handle, shader_source_length, nullptr, reinterpret_cast<GLchar*>(shader_source.data()));
return String::from_utf8_without_validation(ReadonlyBytes { shader_source.data(), static_cast<size_t>(shader_source_length - 1) });
}
GC::Root<WebGLUniformLocation> WebGLRenderingContextImpl::get_uniform_location(GC::Root<WebGLProgram> program, String name)
{
m_context->make_current();