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author | ReinUsesLisp <reinuseslisp@airmail.cc> | 2021-01-15 07:47:41 +0100 |
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committer | ReinUsesLisp <reinuseslisp@airmail.cc> | 2021-01-15 07:47:43 +0100 |
commit | 95fa57f007008d035671eaf5764373995e23dd95 (patch) | |
tree | 7186fc5957eedc515f90cc1a46aaf44c46935813 | |
parent | Merge pull request #5351 from ReinUsesLisp/vc-unused-functions (diff) | |
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-rw-r--r-- | src/common/CMakeLists.txt | 1 | ||||
-rw-r--r-- | src/common/color.h | 271 |
2 files changed, 0 insertions, 272 deletions
diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt index 5d781cd77..aeaf8e81f 100644 --- a/src/common/CMakeLists.txt +++ b/src/common/CMakeLists.txt @@ -108,7 +108,6 @@ add_library(common STATIC bit_util.h cityhash.cpp cityhash.h - color.h common_funcs.h common_paths.h common_types.h diff --git a/src/common/color.h b/src/common/color.h deleted file mode 100644 index bbcac858e..000000000 --- a/src/common/color.h +++ /dev/null @@ -1,271 +0,0 @@ -// Copyright 2014 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#pragma once - -#include <cstring> - -#include "common/common_types.h" -#include "common/swap.h" -#include "common/vector_math.h" - -namespace Common::Color { - -/// Convert a 1-bit color component to 8 bit -[[nodiscard]] constexpr u8 Convert1To8(u8 value) { - return value * 255; -} - -/// Convert a 4-bit color component to 8 bit -[[nodiscard]] constexpr u8 Convert4To8(u8 value) { - return (value << 4) | value; -} - -/// Convert a 5-bit color component to 8 bit -[[nodiscard]] constexpr u8 Convert5To8(u8 value) { - return (value << 3) | (value >> 2); -} - -/// Convert a 6-bit color component to 8 bit -[[nodiscard]] constexpr u8 Convert6To8(u8 value) { - return (value << 2) | (value >> 4); -} - -/// Convert a 8-bit color component to 1 bit -[[nodiscard]] constexpr u8 Convert8To1(u8 value) { - return value >> 7; -} - -/// Convert a 8-bit color component to 4 bit -[[nodiscard]] constexpr u8 Convert8To4(u8 value) { - return value >> 4; -} - -/// Convert a 8-bit color component to 5 bit -[[nodiscard]] constexpr u8 Convert8To5(u8 value) { - return value >> 3; -} - -/// Convert a 8-bit color component to 6 bit -[[nodiscard]] constexpr u8 Convert8To6(u8 value) { - return value >> 2; -} - -/** - * Decode a color stored in RGBA8 format - * @param bytes Pointer to encoded source color - * @return Result color decoded as Common::Vec4<u8> - */ -[[nodiscard]] inline Common::Vec4<u8> DecodeRGBA8(const u8* bytes) { - return {bytes[3], bytes[2], bytes[1], bytes[0]}; -} - -/** - * Decode a color stored in RGB8 format - * @param bytes Pointer to encoded source color - * @return Result color decoded as Common::Vec4<u8> - */ -[[nodiscard]] inline Common::Vec4<u8> DecodeRGB8(const u8* bytes) { - return {bytes[2], bytes[1], bytes[0], 255}; -} - -/** - * Decode a color stored in RG8 (aka HILO8) format - * @param bytes Pointer to encoded source color - * @return Result color decoded as Common::Vec4<u8> - */ -[[nodiscard]] inline Common::Vec4<u8> DecodeRG8(const u8* bytes) { - return {bytes[1], bytes[0], 0, 255}; -} - -/** - * Decode a color stored in RGB565 format - * @param bytes Pointer to encoded source color - * @return Result color decoded as Common::Vec4<u8> - */ -[[nodiscard]] inline Common::Vec4<u8> DecodeRGB565(const u8* bytes) { - u16_le pixel; - std::memcpy(&pixel, bytes, sizeof(pixel)); - return {Convert5To8((pixel >> 11) & 0x1F), Convert6To8((pixel >> 5) & 0x3F), - Convert5To8(pixel & 0x1F), 255}; -} - -/** - * Decode a color stored in RGB5A1 format - * @param bytes Pointer to encoded source color - * @return Result color decoded as Common::Vec4<u8> - */ -[[nodiscard]] inline Common::Vec4<u8> DecodeRGB5A1(const u8* bytes) { - u16_le pixel; - std::memcpy(&pixel, bytes, sizeof(pixel)); - return {Convert5To8((pixel >> 11) & 0x1F), Convert5To8((pixel >> 6) & 0x1F), - Convert5To8((pixel >> 1) & 0x1F), Convert1To8(pixel & 0x1)}; -} - -/** - * Decode a color stored in RGBA4 format - * @param bytes Pointer to encoded source color - * @return Result color decoded as Common::Vec4<u8> - */ -[[nodiscard]] inline Common::Vec4<u8> DecodeRGBA4(const u8* bytes) { - u16_le pixel; - std::memcpy(&pixel, bytes, sizeof(pixel)); - return {Convert4To8((pixel >> 12) & 0xF), Convert4To8((pixel >> 8) & 0xF), - Convert4To8((pixel >> 4) & 0xF), Convert4To8(pixel & 0xF)}; -} - -/** - * Decode a depth value stored in D16 format - * @param bytes Pointer to encoded source value - * @return Depth value as an u32 - */ -[[nodiscard]] inline u32 DecodeD16(const u8* bytes) { - u16_le data; - std::memcpy(&data, bytes, sizeof(data)); - return data; -} - -/** - * Decode a depth value stored in D24 format - * @param bytes Pointer to encoded source value - * @return Depth value as an u32 - */ -[[nodiscard]] inline u32 DecodeD24(const u8* bytes) { - return (bytes[2] << 16) | (bytes[1] << 8) | bytes[0]; -} - -/** - * Decode a depth value and a stencil value stored in D24S8 format - * @param bytes Pointer to encoded source values - * @return Resulting values stored as a Common::Vec2 - */ -[[nodiscard]] inline Common::Vec2<u32> DecodeD24S8(const u8* bytes) { - return {static_cast<u32>((bytes[2] << 16) | (bytes[1] << 8) | bytes[0]), bytes[3]}; -} - -/** - * Encode a color as RGBA8 format - * @param color Source color to encode - * @param bytes Destination pointer to store encoded color - */ -inline void EncodeRGBA8(const Common::Vec4<u8>& color, u8* bytes) { - bytes[3] = color.r(); - bytes[2] = color.g(); - bytes[1] = color.b(); - bytes[0] = color.a(); -} - -/** - * Encode a color as RGB8 format - * @param color Source color to encode - * @param bytes Destination pointer to store encoded color - */ -inline void EncodeRGB8(const Common::Vec4<u8>& color, u8* bytes) { - bytes[2] = color.r(); - bytes[1] = color.g(); - bytes[0] = color.b(); -} - -/** - * Encode a color as RG8 (aka HILO8) format - * @param color Source color to encode - * @param bytes Destination pointer to store encoded color - */ -inline void EncodeRG8(const Common::Vec4<u8>& color, u8* bytes) { - bytes[1] = color.r(); - bytes[0] = color.g(); -} -/** - * Encode a color as RGB565 format - * @param color Source color to encode - * @param bytes Destination pointer to store encoded color - */ -inline void EncodeRGB565(const Common::Vec4<u8>& color, u8* bytes) { - const u16_le data = - (Convert8To5(color.r()) << 11) | (Convert8To6(color.g()) << 5) | Convert8To5(color.b()); - - std::memcpy(bytes, &data, sizeof(data)); -} - -/** - * Encode a color as RGB5A1 format - * @param color Source color to encode - * @param bytes Destination pointer to store encoded color - */ -inline void EncodeRGB5A1(const Common::Vec4<u8>& color, u8* bytes) { - const u16_le data = (Convert8To5(color.r()) << 11) | (Convert8To5(color.g()) << 6) | - (Convert8To5(color.b()) << 1) | Convert8To1(color.a()); - - std::memcpy(bytes, &data, sizeof(data)); -} - -/** - * Encode a color as RGBA4 format - * @param color Source color to encode - * @param bytes Destination pointer to store encoded color - */ -inline void EncodeRGBA4(const Common::Vec4<u8>& color, u8* bytes) { - const u16 data = (Convert8To4(color.r()) << 12) | (Convert8To4(color.g()) << 8) | - (Convert8To4(color.b()) << 4) | Convert8To4(color.a()); - - std::memcpy(bytes, &data, sizeof(data)); -} - -/** - * Encode a 16 bit depth value as D16 format - * @param value 16 bit source depth value to encode - * @param bytes Pointer where to store the encoded value - */ -inline void EncodeD16(u32 value, u8* bytes) { - const u16_le data = static_cast<u16>(value); - std::memcpy(bytes, &data, sizeof(data)); -} - -/** - * Encode a 24 bit depth value as D24 format - * @param value 24 bit source depth value to encode - * @param bytes Pointer where to store the encoded value - */ -inline void EncodeD24(u32 value, u8* bytes) { - bytes[0] = value & 0xFF; - bytes[1] = (value >> 8) & 0xFF; - bytes[2] = (value >> 16) & 0xFF; -} - -/** - * Encode a 24 bit depth and 8 bit stencil values as D24S8 format - * @param depth 24 bit source depth value to encode - * @param stencil 8 bit source stencil value to encode - * @param bytes Pointer where to store the encoded value - */ -inline void EncodeD24S8(u32 depth, u8 stencil, u8* bytes) { - bytes[0] = depth & 0xFF; - bytes[1] = (depth >> 8) & 0xFF; - bytes[2] = (depth >> 16) & 0xFF; - bytes[3] = stencil; -} - -/** - * Encode a 24 bit depth value as D24X8 format (32 bits per pixel with 8 bits unused) - * @param depth 24 bit source depth value to encode - * @param bytes Pointer where to store the encoded value - * @note unused bits will not be modified - */ -inline void EncodeD24X8(u32 depth, u8* bytes) { - bytes[0] = depth & 0xFF; - bytes[1] = (depth >> 8) & 0xFF; - bytes[2] = (depth >> 16) & 0xFF; -} - -/** - * Encode an 8 bit stencil value as X24S8 format (32 bits per pixel with 24 bits unused) - * @param stencil 8 bit source stencil value to encode - * @param bytes Pointer where to store the encoded value - * @note unused bits will not be modified - */ -inline void EncodeX24S8(u8 stencil, u8* bytes) { - bytes[3] = stencil; -} - -} // namespace Common::Color |