Function parse_uniforms

src/resource/material_resource.cpp:247–320

	}

	static s32 parse_uniforms(Data &data, const char *json, CompileOptions &opts)
	{
		TempAllocator4096 ta;
		JsonObject obj(ta);
		RETURN_IF_ERROR(sjson::parse(obj, json));

		auto cur = json_object::begin(obj);
		auto end = json_object::end(obj);
		for (; cur != end; ++cur) {
			JSON_OBJECT_SKIP_HOLE(obj, cur);

			const StringView key = cur->first;
			const char *value    = cur->second;

			JsonObject uniform(ta);
			RETURN_IF_ERROR(sjson::parse_object(uniform, value));

			DynamicString type(ta);
			RETURN_IF_ERROR(sjson::parse_string(type, uniform["type"]));

			const UniformType::Enum ut = name_to_uniform_type(type.c_str());
			RETURN_IF_FALSE(MATERIAL_RESOURCE, ut != UniformType::COUNT
				, opts
				, "Unknown uniform type: '%s'"
				, type.c_str()
				);

			UniformValue val;
			memset(&val, 0, sizeof(val));
			s32 err = 0;

			switch (ut) {
			case UniformType::FLOAT:
				val.v.x = RETURN_IF_ERROR(sjson::parse_float(uniform["value"]));
				err = data.check_uniform(key, ut, val, opts);
				break;

			case UniformType::VECTOR2: {
				const Vector2 v = RETURN_IF_ERROR(sjson::parse_vector2(uniform["value"]));
				val.v.x = v.x;
				val.v.y = v.y;
				err = data.check_uniform(key, ut, val, opts);
				break;
			}

			case UniformType::VECTOR3: {
				const Vector3 v = RETURN_IF_ERROR(sjson::parse_vector3(uniform["value"]));
				val.v.x = v.x;
				val.v.y = v.y;
				val.v.z = v.z;
				err = data.check_uniform(key, ut, val, opts);
				break;
			}

			case UniformType::VECTOR4:
				val.v = RETURN_IF_ERROR(sjson::parse_vector4(uniform["value"]));
				err = data.check_uniform(key, ut, val, opts);
				break;