From 7aa2a67d8381c9a88d69a3f53d74a7f079214263 Mon Sep 17 00:00:00 2001 From: Richard Qin Date: Mon, 9 Mar 2026 21:49:43 +0800 Subject: Establish a well-structured modern C++ project architecture Focus on code quality: Treat strict warnings as errors, memory checks with Sanitizers, Clang formatting and static analysis Performance optimization: LTO, ccache --- src/color.cc | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 src/color.cc (limited to 'src/color.cc') diff --git a/src/color.cc b/src/color.cc new file mode 100644 index 0000000..9a458bc --- /dev/null +++ b/src/color.cc @@ -0,0 +1,32 @@ +/* + * Copyright (C) 2026 Richard + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ +#include "color.h" + +void write_color( std::ostream& out, const color& pixel_color ) +{ + auto red = pixel_color.x(); + auto green = pixel_color.y(); + auto blue = pixel_color.z(); + + // Translate the [0,1] component values to the byte range [0,255]. + const int rbyte = static_cast( 255.999 * red ); + const int gbyte = static_cast( 255.999 * green ); + const int bbyte = static_cast( 255.999 * blue ); + + // Write out the pixel color components. + out << rbyte << ' ' << gbyte << ' ' << bbyte << '\n'; +} \ No newline at end of file -- cgit v1.2.3