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LibWeb/WebGL2: Implement getActiveUniformBlockParameter

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Luke Wilde 2024-12-16 19:32:40 +00:00 • committed by Alexander Kalenik
parent 191ceb0f61
commit c067271897
Notes: github-actions[bot] 2025-01-08 14:59:54 +00:00
2 changed files with 40 additions and 1 deletions
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2
Libraries/LibWeb/WebGL/WebGL2RenderingContextBase.idl
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@ -422,7 +422,7 @@ interface mixin WebGL2RenderingContextBase {
[FIXME] sequence<GLuint>? getUniformIndices(WebGLProgram program, sequence<DOMString> uniformNames);
[FIXME] any getActiveUniforms(WebGLProgram program, sequence<GLuint> uniformIndices, GLenum pname);
[FIXME] GLuint getUniformBlockIndex(WebGLProgram program, DOMString uniformBlockName);
[FIXME] any getActiveUniformBlockParameter(WebGLProgram program, GLuint uniformBlockIndex, GLenum pname);
any getActiveUniformBlockParameter(WebGLProgram program, GLuint uniformBlockIndex, GLenum pname);
DOMString? getActiveUniformBlockName(WebGLProgram program, GLuint uniformBlockIndex);
undefined uniformBlockBinding(WebGLProgram program, GLuint uniformBlockIndex, GLuint uniformBlockBinding);

39
Meta/Lagom/Tools/CodeGenerators/LibWeb/GenerateWebGLRenderingContext.cpp
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@ -341,6 +341,40 @@ static void generate_webgl_object_handle_unwrap(SourceGenerator& generator, Stri
generator.append(unwrap_generator.as_string_view());
}
static void generate_get_active_uniform_block_parameter(SourceGenerator& generator)
{
generate_webgl_object_handle_unwrap(generator, "program"sv, "JS::js_null()"sv);
generator.append(R"~~~(
switch (pname) {
case GL_UNIFORM_BLOCK_BINDING:
case GL_UNIFORM_BLOCK_DATA_SIZE:
case GL_UNIFORM_BLOCK_ACTIVE_UNIFORMS: {
GLint result = 0;
glGetActiveUniformBlockiv(program_handle, uniform_block_index, pname, &result);
return JS::Value(result);
}
case GL_UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES: {
GLint num_active_uniforms = 0;
glGetActiveUniformBlockiv(program_handle, uniform_block_index, GL_UNIFORM_BLOCK_ACTIVE_UNIFORMS, &num_active_uniforms);
auto active_uniform_indices_buffer = MUST(ByteBuffer::create_zeroed(num_active_uniforms * sizeof(GLint)));
glGetActiveUniformBlockiv(program_handle, uniform_block_index, GL_UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES, reinterpret_cast<GLint*>(active_uniform_indices_buffer.data()));
auto array_buffer = JS::ArrayBuffer::create(m_realm, move(active_uniform_indices_buffer));
return JS::Uint32Array::create(m_realm, num_active_uniforms, array_buffer);
}
case GL_UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER:
case GL_UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER: {
GLint result = 0;
glGetActiveUniformBlockiv(program_handle, uniform_block_index, pname, &result);
return JS::Value(result == GL_TRUE);
}
default:
dbgln("Unknown WebGL active uniform block parameter name: {:x}", pname);
set_error(GL_INVALID_ENUM);
return JS::js_null();
}
)~~~");
}
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
StringView generated_header_path;
@ -807,6 +841,11 @@ public:
continue;
}
if (function.name == "getActiveUniformBlockParameter"sv) {
generate_get_active_uniform_block_parameter(function_impl_generator);
continue;
}
if (function.name == "bufferData"sv && function.overload_index == 0) {
function_impl_generator.append(R"~~~(
glBufferData(target, size, 0, usage);