writePixels()

template<fl::u8 _DATA_PIN, fl::u8 _CLOCK_PIN, fl::u32 _SPI_CLOCK_DIVIDER>

template<fl::u8 FLAGS, class D, EOrder RGB_ORDER>

void REFHardwareSPIOutput< _DATA_PIN, _CLOCK_PIN, _SPI_CLOCK_DIVIDER >::writePixels ( PixelController< RGB_ORDER > pixels, void * context = NULL )

inline

write a block of uint8_ts out in groups of three.

len is the total number of uint8_ts to write out. The template parameters indicate how many uint8_ts to skip at the beginning and/or end of each grouping

Definition at line 81 of file fastspi_ref.h.

                                                                                                                               {
        select();
        while(data != end) {
            if(FLAGS & FLAG_START_BIT) {
                writeBit<0>(1);
            }
            writeByte(D::adjust(pixels.loadAndScale0()));
            writeByte(D::adjust(pixels.loadAndScale1()));
            writeByte(D::adjust(pixels.loadAndScale2()));
 
            pixels.advanceData();
            pixels.stepDithering();
            data += (3+skip);
        }
        D::postBlock(len);
        release();
    }

References PixelController< RGB_ORDER, LANES, MASK >::advanceData(), FLAG_START_BIT, PixelController< RGB_ORDER, LANES, MASK >::loadAndScale0(), PixelController< RGB_ORDER, LANES, MASK >::loadAndScale1(), PixelController< RGB_ORDER, LANES, MASK >::loadAndScale2(), release(), select(), PixelController< RGB_ORDER, LANES, MASK >::stepDithering(), writeBit(), and writeByte().

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