Method build_mip_map_minification_program

src/device/device_image.cpp:198–235

}

void device_image::build_mip_map_minification_program() const {
	// build mip-map minify functions (do so in a separate thread so that we don't hold up anything)
	task::spawn([ctx = dev.context]() {
		const toolchain::compile_options options {
			// suppress any debug output for this, we only want to have console/log output if something goes wrong
			.silence_debug_output = true
		};
		
		std::string base_path;
		switch (ctx->get_platform_type()) {
			case PLATFORM_TYPE::CUDA:
				base_path = floor::get_cuda_base_path();
				break;
			case PLATFORM_TYPE::OPENCL:
				base_path = floor::get_opencl_base_path();
				break;
			case PLATFORM_TYPE::VULKAN:
				base_path = floor::get_vulkan_base_path();
				break;
			case PLATFORM_TYPE::HOST:
				// doesn't matter
				break;
			default:
				log_error("backend does not support (or need) mip-map minification functions");
				return;
		}
		
		auto program = ctx->add_program_file(base_path + "include/floor/device/backend/mip_map_minify.hpp", options);
		if (!program) {
			log_error("failed to build minify functions");
			return;
		}
		
		provide_minify_program(*ctx, program);
		
		// TODO: safely/cleanly hold up device_context destruction if the program exits before this is built
	}, "minify build");
}

void device_image::generate_mip_map_chain(const device_queue& cqueue) {
#if defined(FLOOR_HAS_EMBEDDED_MMM_FUBAR)