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ARM NEON Compositor
master
Fast SIMD alpha overlay and blending for ARM
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Include dependency graph for rescale.hpp:
This graph shows which files directly or indirectly include this file:Go to the source code of this file.
Functions | |
| uint8x8_t | div256_floor (uint16x8_t x) |
| This is a flooring division by 256, which is close enough to 255, but the result may be one bit too small. More... | |
| uint8x8_t | div256_round (uint16x8_t x) |
| This is a rounding division by 256, which is close enough to 255, but the result may be one bit too small. More... | |
| uint8x8_t | div255_floor (uint16x8_t x) |
| This is an exact flooring division by 255, this is the correct divisor, but requires a little bit more code, and doesn't round the result. More... | |
| uint8x8_t | div255_round_approx (uint16x8_t x) |
| This is an approximation of a rounding division by 255, this is the correct divisor, and it rounds the result correctly 99.80621337890625% of the time. More... | |
| uint8x8_t | div255_round (uint16x8_t x) |
| This is an exact rounding division by 255, this is the correct divisor, and the result is rounded correctly in 100% of the cases. More... | |
| uint8_t | div256_floor (uint16_t x) |
| This is a flooring division by 256, which is close enough to 255, but the result may be one bit too small. More... | |
| uint8_t | div256_round (uint16_t x) |
| This is a rounding division by 256, which is close enough to 255, but the result may be one bit too small. More... | |
| uint8_t | div255_floor (uint16_t x) |
| This is an exact flooring division by 255, this is the correct divisor, but requires a little bit more code, and doesn't round the result. More... | |
| uint8_t | div255_round (uint16_t x) |
| This is an exact rounding division by 255, this is the correct divisor, and the result is rounded correctly in 100% of the cases. More... | |
| uint8_t | div255_round_approx (uint16_t x) |
| Uses div255_round, and is exact. More... | |
| template<RescaleType rescale_type = RescaleType::Div255_Round> | |
| uint8x8_t | rescale (uint16x8_t x) |
| Rescale the 16-bit color product by dividing by 255 or an approximation thereof. More... | |
| template<RescaleType rescale_type = RescaleType::Div255_Round> | |
| uint8_t | rescale (uint16_t x) |
| Rescale the 16-bit color product by dividing by 255 or an approximation thereof. More... | |