| #ifndef SkColor_opts_neon_DEFINED |
| #define SkColor_opts_neon_DEFINED |
| |
| #include "SkTypes.h" |
| |
| #include <arm_neon.h> |
| |
| #define NEON_A (SK_A32_SHIFT / 8) |
| #define NEON_R (SK_R32_SHIFT / 8) |
| #define NEON_G (SK_G32_SHIFT / 8) |
| #define NEON_B (SK_B32_SHIFT / 8) |
| |
| static inline uint16x8_t SkAlpha255To256_neon8(uint8x8_t alpha) { |
| return vaddw_u8(vdupq_n_u16(1), alpha); |
| } |
| |
| static inline uint8x8_t SkAlphaMul_neon8(uint8x8_t color, uint16x8_t scale) { |
| return vshrn_n_u16(vmovl_u8(color) * scale, 8); |
| } |
| |
| static inline uint8x8x4_t SkAlphaMulQ_neon8(uint8x8x4_t color, uint16x8_t scale) { |
| uint8x8x4_t ret; |
| |
| ret.val[NEON_A] = SkAlphaMul_neon8(color.val[NEON_A], scale); |
| ret.val[NEON_R] = SkAlphaMul_neon8(color.val[NEON_R], scale); |
| ret.val[NEON_G] = SkAlphaMul_neon8(color.val[NEON_G], scale); |
| ret.val[NEON_B] = SkAlphaMul_neon8(color.val[NEON_B], scale); |
| |
| return ret; |
| } |
| |
| #endif /* #ifndef SkColor_opts_neon_DEFINED */ |