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-rw-r--r--src/common/color.h36
1 files changed, 24 insertions, 12 deletions
diff --git a/src/common/color.h b/src/common/color.h
index 24a445dac..2e56af5a9 100644
--- a/src/common/color.h
+++ b/src/common/color.h
@@ -4,6 +4,8 @@
#pragma once
+#include <cstring>
+
#include "common/common_types.h"
#include "common/swap.h"
#include "common/vector_math.h"
@@ -83,7 +85,8 @@ inline const Math::Vec4<u8> DecodeRG8(const u8* bytes) {
* @return Result color decoded as Math::Vec4<u8>
*/
inline const Math::Vec4<u8> DecodeRGB565(const u8* bytes) {
- const u16_le pixel = *reinterpret_cast<const u16_le*>(bytes);
+ u16_le pixel;
+ std::memcpy(&pixel, bytes, sizeof(pixel));
return {Convert5To8((pixel >> 11) & 0x1F), Convert6To8((pixel >> 5) & 0x3F),
Convert5To8(pixel & 0x1F), 255};
}
@@ -94,7 +97,8 @@ inline const Math::Vec4<u8> DecodeRGB565(const u8* bytes) {
* @return Result color decoded as Math::Vec4<u8>
*/
inline const Math::Vec4<u8> DecodeRGB5A1(const u8* bytes) {
- const u16_le pixel = *reinterpret_cast<const u16_le*>(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)};
}
@@ -105,7 +109,8 @@ inline const Math::Vec4<u8> DecodeRGB5A1(const u8* bytes) {
* @return Result color decoded as Math::Vec4<u8>
*/
inline const Math::Vec4<u8> DecodeRGBA4(const u8* bytes) {
- const u16_le pixel = *reinterpret_cast<const u16_le*>(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)};
}
@@ -116,7 +121,9 @@ inline const Math::Vec4<u8> DecodeRGBA4(const u8* bytes) {
* @return Depth value as an u32
*/
inline u32 DecodeD16(const u8* bytes) {
- return *reinterpret_cast<const u16_le*>(bytes);
+ u16_le data;
+ std::memcpy(&data, bytes, sizeof(data));
+ return data;
}
/**
@@ -175,8 +182,10 @@ inline void EncodeRG8(const Math::Vec4<u8>& color, u8* bytes) {
* @param bytes Destination pointer to store encoded color
*/
inline void EncodeRGB565(const Math::Vec4<u8>& color, u8* bytes) {
- *reinterpret_cast<u16_le*>(bytes) =
+ const u16_le data =
(Convert8To5(color.r()) << 11) | (Convert8To6(color.g()) << 5) | Convert8To5(color.b());
+
+ std::memcpy(bytes, &data, sizeof(data));
}
/**
@@ -185,9 +194,10 @@ inline void EncodeRGB565(const Math::Vec4<u8>& color, u8* bytes) {
* @param bytes Destination pointer to store encoded color
*/
inline void EncodeRGB5A1(const Math::Vec4<u8>& color, u8* bytes) {
- *reinterpret_cast<u16_le*>(bytes) = (Convert8To5(color.r()) << 11) |
- (Convert8To5(color.g()) << 6) |
- (Convert8To5(color.b()) << 1) | Convert8To1(color.a());
+ 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));
}
/**
@@ -196,9 +206,10 @@ inline void EncodeRGB5A1(const Math::Vec4<u8>& color, u8* bytes) {
* @param bytes Destination pointer to store encoded color
*/
inline void EncodeRGBA4(const Math::Vec4<u8>& color, u8* bytes) {
- *reinterpret_cast<u16_le*>(bytes) = (Convert8To4(color.r()) << 12) |
- (Convert8To4(color.g()) << 8) |
- (Convert8To4(color.b()) << 4) | Convert8To4(color.a());
+ const u16 data = (Convert8To4(color.r()) << 12) | (Convert8To4(color.g()) << 8) |
+ (Convert8To4(color.b()) << 4) | Convert8To4(color.a());
+
+ std::memcpy(bytes, &data, sizeof(data));
}
/**
@@ -207,7 +218,8 @@ inline void EncodeRGBA4(const Math::Vec4<u8>& color, u8* bytes) {
* @param bytes Pointer where to store the encoded value
*/
inline void EncodeD16(u32 value, u8* bytes) {
- *reinterpret_cast<u16_le*>(bytes) = value & 0xFFFF;
+ const u16_le data = static_cast<u16>(value);
+ std::memcpy(bytes, &data, sizeof(data));
}
/**