From 76690392bf8923d7172936836d15e3caebb26cf0 Mon Sep 17 00:00:00 2001 From: archshift Date: Sun, 24 May 2015 12:20:31 -0700 Subject: Move video_core/color.h to common/color.h --- src/video_core/color.h | 214 ------------------------------------------------- 1 file changed, 214 deletions(-) delete mode 100644 src/video_core/color.h (limited to 'src/video_core/color.h') diff --git a/src/video_core/color.h b/src/video_core/color.h deleted file mode 100644 index 422fdc8a..00000000 --- a/src/video_core/color.h +++ /dev/null @@ -1,214 +0,0 @@ -// Copyright 2014 Citra Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#pragma once - -#include "common/common_types.h" -#include "common/swap.h" -#include "common/vector_math.h" - -namespace Color { - -/// Convert a 1-bit color component to 8 bit -inline u8 Convert1To8(u8 value) { - return value * 255; -} - -/// Convert a 4-bit color component to 8 bit -inline u8 Convert4To8(u8 value) { - return (value << 4) | value; -} - -/// Convert a 5-bit color component to 8 bit -inline u8 Convert5To8(u8 value) { - return (value << 3) | (value >> 2); -} - -/// Convert a 6-bit color component to 8 bit -inline u8 Convert6To8(u8 value) { - return (value << 2) | (value >> 4); -} - -/// Convert a 8-bit color component to 1 bit -inline u8 Convert8To1(u8 value) { - return value >> 7; -} - -/// Convert a 8-bit color component to 4 bit -inline u8 Convert8To4(u8 value) { - return value >> 4; -} - -/// Convert a 8-bit color component to 5 bit -inline u8 Convert8To5(u8 value) { - return value >> 3; -} - -/// Convert a 8-bit color component to 6 bit -inline 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 Math::Vec4 - */ -inline const Math::Vec4 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 Math::Vec4 - */ -inline const Math::Vec4 DecodeRGB8(const u8* bytes) { - return { bytes[2], bytes[1], bytes[0], 255 }; -} - -/** - * Decode a color stored in RGB565 format - * @param bytes Pointer to encoded source color - * @return Result color decoded as Math::Vec4 - */ -inline const Math::Vec4 DecodeRGB565(const u8* bytes) { - const u16_le pixel = *reinterpret_cast(bytes); - 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 Math::Vec4 - */ -inline const Math::Vec4 DecodeRGB5A1(const u8* bytes) { - const u16_le pixel = *reinterpret_cast(bytes); - 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 Math::Vec4 - */ -inline const Math::Vec4 DecodeRGBA4(const u8* bytes) { - const u16_le pixel = *reinterpret_cast(bytes); - 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 - */ -inline u32 DecodeD16(const u8* bytes) { - return *reinterpret_cast(bytes); -} - -/** - * Decode a depth value stored in D24 format - * @param bytes Pointer to encoded source value - * @return Depth value as an u32 - */ -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 Math::Vec2 - */ -inline const Math::Vec2 DecodeD24S8(const u8* bytes) { - return { static_cast((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 Math::Vec4& 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 Math::Vec4& color, u8* bytes) { - bytes[2] = color.r(); - bytes[1] = color.g(); - bytes[0] = color.b(); -} - -/** - * Encode a color as RGB565 format - * @param color Source color to encode - * @param bytes Destination pointer to store encoded color - */ -inline void EncodeRGB565(const Math::Vec4& color, u8* bytes) { - *reinterpret_cast(bytes) = (Convert8To5(color.r()) << 11) | - (Convert8To6(color.g()) << 5) | Convert8To5(color.b()); -} - -/** - * Encode a color as RGB5A1 format - * @param color Source color to encode - * @param bytes Destination pointer to store encoded color - */ -inline void EncodeRGB5A1(const Math::Vec4& color, u8* bytes) { - *reinterpret_cast(bytes) = (Convert8To5(color.r()) << 11) | - (Convert8To5(color.g()) << 6) | (Convert8To5(color.b()) << 1) | Convert8To1(color.a()); -} - -/** - * Encode a color as RGBA4 format - * @param color Source color to encode - * @param bytes Destination pointer to store encoded color - */ -inline void EncodeRGBA4(const Math::Vec4& color, u8* bytes) { - *reinterpret_cast(bytes) = (Convert8To4(color.r()) << 12) | - (Convert8To4(color.g()) << 8) | (Convert8To4(color.b()) << 4) | Convert8To4(color.a()); -} - -/** - * 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) { - *reinterpret_cast(bytes) = value & 0xFFFF; -} - -/** - * 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) { - *reinterpret_cast(bytes) = (stencil << 24) | depth; -} - -} // namespace -- cgit v1.2.3