Function ComputeRenderLayout

examples/VulkanBenchmark.cpp:322–344

}

static RenderLayout ComputeRenderLayout(const BenchmarkOptions& options, int input_width, int input_height) {
	RenderLayout layout;
	if (options.output_width > 0 && options.output_height > 0) {
		layout.output_width = options.output_width;
		layout.output_height = options.output_height;
	} else if (options.mode == "export") {
		layout.output_width = input_width;
		layout.output_height = input_height;
	} else {
		const double width_scale = static_cast<double>(options.preview_width) / std::max(1, input_width);
		const double height_scale = static_cast<double>(options.preview_height) / std::max(1, input_height);
		const double scale = std::min(width_scale, height_scale);
		layout.output_width = std::max(1, static_cast<int>(std::lround(input_width * scale)));
		layout.output_height = std::max(1, static_cast<int>(std::lround(input_height * scale)));
	}

	layout.overlay_width = std::max(48, static_cast<int>(std::lround(layout.output_width * 0.28)));
	layout.overlay_height = std::max(27, static_cast<int>(std::lround(layout.overlay_width * 9.0 / 16.0)));
	layout.overlay_x = std::max(0, layout.output_width - layout.overlay_width - 24);
	layout.overlay_y = 24;
	layout.overlay_rotation = options.overlay_rotation;
	return layout;
}

static QImage LoadOverlayImage(const BenchmarkOptions& options) {
	QImage overlay(QString::fromStdString(options.overlay_path));