forked from enlightenment/efl
354 lines
8.7 KiB
C
354 lines
8.7 KiB
C
/** NOTE: This file is meant to be included by users **/
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/** NOTE2: r, g, b parameters are 16bits, so you can pass 0 to 256 inclusive.
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** this is due our division by 256 when multiplying the color.
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**/
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/*****************************************************************************
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* Scanline processing
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*
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* _soft16_scanline_<description>_<src>_<dst>[_<modifier>]()
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*
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****************************************************************************/
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#include "evas_soft16_point_blend.c"
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/***********************************************************************
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* Regular blend operations
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*/
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static void
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_soft16_scanline_blend_transp_solid(DATA16 *src, DATA8 *alpha, DATA16 *dst, int size)
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{
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DATA16 *start, *end;
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start = dst;
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end = start + (size & ~7);
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pld(alpha, 0);
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pld(src, 0);
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/* work on 8 pixels per time, do data preload */
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while (start < end)
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{
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DATA8 alpha1, alpha2;
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alpha1 = alpha[0];
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alpha += 8;
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/* empirical tests show these give the best performance */
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pld(alpha, 8);
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pld(src, 32);
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src += 8;
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start += 8;
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alpha2 = alpha[-7];
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_soft16_pt_blend_transp_solid(start - 8, src[-8], alpha1);
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alpha1 = alpha[-6];
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_soft16_pt_blend_transp_solid(start - 7, src[-7], alpha2);
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alpha2 = alpha[-5];
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_soft16_pt_blend_transp_solid(start - 6, src[-6], alpha1);
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alpha1 = alpha[-4];
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_soft16_pt_blend_transp_solid(start - 5, src[-5], alpha2);
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alpha2 = alpha[-3];
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_soft16_pt_blend_transp_solid(start - 4, src[-4], alpha1);
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alpha1 = alpha[-2];
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_soft16_pt_blend_transp_solid(start - 3, src[-3], alpha2);
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alpha2 = alpha[-1];
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_soft16_pt_blend_transp_solid(start - 2, src[-2], alpha1);
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_soft16_pt_blend_transp_solid(start - 1, src[-1], alpha2);
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}
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/* remaining pixels (up to 7) */
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end = start + (size & 7);
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for (; start < end; start++, src++, alpha++)
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_soft16_pt_blend_transp_solid(start, *src, *alpha);
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}
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static inline void
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_soft16_scanline_blend_solid_solid(DATA16 *src, DATA16 *dst, int size)
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{
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memcpy(dst, src, size * sizeof(DATA16));
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}
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/***********************************************************************
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* Blend operations taking an extra alpha (fade in, out)
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*/
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static void
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_soft16_scanline_blend_transp_solid_mul_alpha(DATA16 *src, DATA8 *alpha, DATA16 *dst, int size, const DATA8 rel_alpha)
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{
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DATA16 *start, *end;
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start = dst;
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end = start + (size & ~7);
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pld(alpha, 0);
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pld(src, 0);
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while (start < end)
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{
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DATA8 alpha1, alpha2;
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alpha1 = alpha[0];
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alpha += 8;
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pld(alpha, 8);
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pld(src, 32);
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src += 8;
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start += 8;
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alpha2 = alpha[-7];
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_soft16_pt_blend_transp_solid_mul_alpha
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(start - 8, src[-8], alpha1, rel_alpha);
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alpha1 = alpha[-6];
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_soft16_pt_blend_transp_solid_mul_alpha
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(start - 7, src[-7], alpha2, rel_alpha);
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alpha2 = alpha[-5];
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_soft16_pt_blend_transp_solid_mul_alpha
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(start - 6, src[-6], alpha1, rel_alpha);
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alpha1 = alpha[-4];
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_soft16_pt_blend_transp_solid_mul_alpha
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(start - 5, src[-5], alpha2, rel_alpha);
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alpha2 = alpha[-3];
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_soft16_pt_blend_transp_solid_mul_alpha
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(start - 4, src[-4], alpha1, rel_alpha);
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alpha1 = alpha[-2];
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_soft16_pt_blend_transp_solid_mul_alpha
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(start - 3, src[-3], alpha2, rel_alpha);
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alpha2 = alpha[-1];
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_soft16_pt_blend_transp_solid_mul_alpha
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(start - 2, src[-2], alpha1, rel_alpha);
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_soft16_pt_blend_transp_solid_mul_alpha
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(start - 1, src[-1], alpha2, rel_alpha);
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}
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end = start + (size & 7);
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for (; start < end; start++, src++, alpha++)
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_soft16_pt_blend_transp_solid_mul_alpha(start, *src, *alpha, rel_alpha);
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}
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static void
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_soft16_scanline_blend_solid_solid_mul_alpha(DATA16 *src, DATA16 *dst, int size, DATA8 rel_alpha)
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{
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DATA16 *start, *end;
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start = dst;
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end = start + (size & ~7);
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pld(src, 0);
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while (start < end)
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{
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pld(src, 32);
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UNROLL8({
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_soft16_pt_blend_solid_solid_mul_alpha(start, *src, rel_alpha);
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start++;
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src++;
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});
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}
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end = start + (size & 7);
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for (; start < end; start++, src++)
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_soft16_pt_blend_solid_solid_mul_alpha(start, *src, rel_alpha);
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}
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/***********************************************************************
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* Blend operations with extra alpha and multiply color
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*/
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static void
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_soft16_scanline_blend_transp_solid_mul_color_transp(DATA16 *src, DATA8 *alpha, DATA16 *dst, int size, DATA8 rel_alpha, DATA16 r, DATA16 g, DATA16 b)
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{
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DATA16 *start, *end;
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start = dst;
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end = start + (size & ~7);
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pld(alpha, 0);
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pld(src, 0);
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while (start < end)
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{
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DATA8 alpha1, alpha2;
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alpha1 = alpha[0];
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alpha += 8;
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pld(src, 32);
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pld(start, 32);
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src += 8;
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start += 8;
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alpha2 = alpha[-7];
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_soft16_pt_blend_transp_solid_mul_color_transp
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(start - 8, src[-8], alpha1, rel_alpha, r, g, b);
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alpha1 = alpha[-6];
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_soft16_pt_blend_transp_solid_mul_color_transp
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(start - 7, src[-7], alpha2, rel_alpha, r, g, b);
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alpha2 = alpha[-5];
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_soft16_pt_blend_transp_solid_mul_color_transp
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(start - 6, src[-6], alpha1, rel_alpha, r, g, b);
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alpha1 = alpha[-4];
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_soft16_pt_blend_transp_solid_mul_color_transp
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(start - 5, src[-5], alpha2, rel_alpha, r, g, b);
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alpha2 = alpha[-3];
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_soft16_pt_blend_transp_solid_mul_color_transp
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(start - 4, src[-4], alpha1, rel_alpha, r, g, b);
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alpha1 = alpha[-2];
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_soft16_pt_blend_transp_solid_mul_color_transp
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(start - 3, src[-3], alpha2, rel_alpha, r, g, b);
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alpha2 = alpha[-1];
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_soft16_pt_blend_transp_solid_mul_color_transp
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(start - 2, src[-2], alpha1, rel_alpha, r, g, b);
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_soft16_pt_blend_transp_solid_mul_color_transp
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(start - 1, src[-1], alpha2, rel_alpha, r, g, b);
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}
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end = start + (size & 7);
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for (; start < end; start++, src++, alpha++)
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_soft16_pt_blend_transp_solid_mul_color_transp
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(start, *src, *alpha, rel_alpha, r, g, b);
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}
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static void
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_soft16_scanline_blend_solid_solid_mul_color_transp(DATA16 *src, DATA16 *dst, int size, DATA8 rel_alpha, DATA16 r, DATA16 g, DATA16 b)
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{
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DATA16 *start, *end;
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start = dst;
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end = start + (size & ~7);
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pld(src, 0);
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while (start < end)
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{
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pld(src, 32);
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UNROLL8({
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_soft16_pt_blend_solid_solid_mul_color_transp
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(start, *src, rel_alpha, r, g, b);
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start++;
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src++;
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});
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}
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end = start + (size & 7);
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for (; start < end; start++, src++)
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_soft16_pt_blend_solid_solid_mul_color_transp
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(start, *src, rel_alpha, r, g, b);
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}
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/***********************************************************************
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* Blend operations with extra multiply color
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*/
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static void
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_soft16_scanline_blend_transp_solid_mul_color_solid(DATA16 *src, DATA8 *alpha, DATA16 *dst, int size, DATA16 r, DATA16 g, DATA16 b)
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{
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DATA16 *start, *end;
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start = dst;
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end = start + (size & ~7);
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pld(alpha, 0);
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pld(src, 0);
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while (start < end)
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{
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DATA8 alpha1, alpha2;
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alpha1 = alpha[0];
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alpha += 8;
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pld(alpha, 8);
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pld(src, 32);
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src += 8;
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start += 8;
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alpha2 = alpha[-7];
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_soft16_pt_blend_transp_solid_mul_color_solid
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(start - 8, src[-8], alpha1, r, g, b);
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alpha1 = alpha[-6];
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_soft16_pt_blend_transp_solid_mul_color_solid
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(start - 7, src[-7], alpha2, r, g, b);
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alpha2 = alpha[-5];
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_soft16_pt_blend_transp_solid_mul_color_solid
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(start - 6, src[-6], alpha1, r, g, b);
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alpha1 = alpha[-4];
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_soft16_pt_blend_transp_solid_mul_color_solid
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(start - 5, src[-5], alpha2, r, g, b);
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alpha2 = alpha[-3];
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_soft16_pt_blend_transp_solid_mul_color_solid
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(start - 4, src[-4], alpha1, r, g, b);
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alpha1 = alpha[-2];
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_soft16_pt_blend_transp_solid_mul_color_solid
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(start - 3, src[-3], alpha2, r, g, b);
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alpha2 = alpha[-1];
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_soft16_pt_blend_transp_solid_mul_color_solid
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(start - 2, src[-2], alpha1, r, g, b);
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_soft16_pt_blend_transp_solid_mul_color_solid
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(start - 1, src[-1], alpha2, r, g, b);
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}
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end = start + (size & 7);
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for (; start < end; start++, src++, alpha++)
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_soft16_pt_blend_transp_solid_mul_color_solid
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(start, *src, *alpha, r, g, b);
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}
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static void
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_soft16_scanline_blend_solid_solid_mul_color_solid(DATA16 *src, DATA16 *dst, int size, DATA8 r, DATA8 g, DATA8 b)
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{
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DATA16 *start, *end;
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start = dst;
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end = start + (size & ~7);
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pld(src, 0);
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while (start < end)
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{
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pld(src, 32);
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UNROLL8({
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_soft16_pt_blend_solid_solid_mul_color_solid(start, *src, r, g, b);
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start++;
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src++;
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});
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}
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end = start + (size & 7);
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for (; start < end; start++, src++)
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_soft16_pt_blend_solid_solid_mul_color_solid(start, *src, r, g, b);
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}
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