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LibGL: Implement glGetShaderiv

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This commit is contained in:
Stephan Unverwerth 2022-08-28 16:19:42 +02:00 • committed by Andrew Kaster
parent 69171e7a05
commit 424e0a2792
7 changed files with 87 additions and 0 deletions
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42
Userland/Libraries/LibGL/Shader.cpp
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@ -70,6 +70,48 @@ void GLContext::gl_compile_shader(GLuint shader)
(void)it->value->compile();
}
void GLContext::gl_get_shader(GLuint shader, GLenum pname, GLint* params)
{
RETURN_WITH_ERROR_IF(pname != GL_SHADER_TYPE
&& pname != GL_DELETE_STATUS
&& pname != GL_COMPILE_STATUS
&& pname != GL_INFO_LOG_LENGTH
&& pname != GL_SHADER_SOURCE_LENGTH,
GL_INVALID_ENUM);
// FIXME: implement check "GL_INVALID_VALUE is generated if shader is not a value generated by OpenGL."
// FIXME: implement check "GL_INVALID_OPERATION is generated if pname is GL_COMPILE_STATUS, GL_INFO_LOG_LENGTH, or GL_SHADER_SOURCE_LENGTH but a shader compiler is not supported."
auto it = m_allocated_shaders.find(shader);
RETURN_WITH_ERROR_IF(it == m_allocated_shaders.end(), GL_INVALID_OPERATION);
switch (pname) {
case GL_SHADER_TYPE:
*params = it->value->type();
break;
case GL_DELETE_STATUS:
// FIXME: Return the actual delete status once we implement this missing feature
*params = GL_FALSE;
break;
case GL_COMPILE_STATUS:
*params = it->value->compile_status() ? GL_TRUE : GL_FALSE;
break;
case GL_INFO_LOG_LENGTH:
*params = it->value->info_log_length();
break;
case GL_SHADER_SOURCE_LENGTH:
*params = it->value->combined_source_length();
break;
default:
VERIFY_NOT_REACHED();
}
}
GLuint GLContext::gl_create_program()
{
GLuint program_name;