481 lines
16 KiB
C
481 lines
16 KiB
C
#include "evas_common.h"
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#include "evas_blend_private.h"
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static void scale_rgba_in_to_out_clip_sample_internal(RGBA_Image *src, RGBA_Image *dst, RGBA_Draw_Context *dc, int src_region_x, int src_region_y, int src_region_w, int src_region_h, int dst_region_x, int dst_region_y, int dst_region_w, int dst_region_h);
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#ifndef BUILD_SCALE_SMOOTH
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#ifdef BUILD_SCALE_SAMPLE
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EAPI void
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evas_common_scale_rgba_in_to_out_clip_smooth_do(const Cutout_Rects *reuse,
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const Eina_Rectangle *clip,
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RGBA_Image *src, RGBA_Image *dst,
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RGBA_Draw_Context *dc,
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int src_region_x, int src_region_y,
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int src_region_w, int src_region_h,
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int dst_region_x, int dst_region_y,
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int dst_region_w, int dst_region_h)
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{
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evas_common_scale_rgba_in_to_out_clip_sample_do(reuse, clip, src, dst, dc,
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src_region_x, src_region_y,
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src_region_w, src_region_h,
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dst_region_x, dst_region_y,
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dst_region_w, dst_region_h);
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}
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EAPI void
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evas_common_scale_rgba_in_to_out_clip_smooth(RGBA_Image *src, RGBA_Image *dst,
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RGBA_Draw_Context *dc,
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int src_region_x, int src_region_y,
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int src_region_w, int src_region_h,
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int dst_region_x, int dst_region_y,
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int dst_region_w, int dst_region_h)
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{
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evas_common_scale_rgba_in_to_out_clip_sample(src, dst, dc,
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src_region_x, src_region_y,
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src_region_w, src_region_h,
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dst_region_x, dst_region_y,
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dst_region_w, dst_region_h);
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}
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#endif
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#endif
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#ifdef BUILD_SCALE_SAMPLE
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EAPI void
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evas_common_scale_rgba_in_to_out_clip_sample(RGBA_Image *src, RGBA_Image *dst,
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RGBA_Draw_Context *dc,
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int src_region_x, int src_region_y,
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int src_region_w, int src_region_h,
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int dst_region_x, int dst_region_y,
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int dst_region_w, int dst_region_h)
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{
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static Cutout_Rects *rects = NULL;
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Cutout_Rect *r;
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int c, cx, cy, cw, ch;
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int i;
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/* handle cutouts here! */
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if ((dst_region_w <= 0) || (dst_region_h <= 0)) return;
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if (!(RECTS_INTERSECT(dst_region_x, dst_region_y, dst_region_w, dst_region_h, 0, 0, dst->cache_entry.w, dst->cache_entry.h)))
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return;
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/* no cutouts - cut right to the chase */
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if (!dc->cutout.rects)
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{
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scale_rgba_in_to_out_clip_sample_internal(src, dst, dc,
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src_region_x, src_region_y,
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src_region_w, src_region_h,
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dst_region_x, dst_region_y,
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dst_region_w, dst_region_h);
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return;
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}
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/* save out clip info */
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c = dc->clip.use; cx = dc->clip.x; cy = dc->clip.y; cw = dc->clip.w; ch = dc->clip.h;
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evas_common_draw_context_clip_clip(dc, 0, 0, dst->cache_entry.w, dst->cache_entry.h);
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evas_common_draw_context_clip_clip(dc, dst_region_x, dst_region_y, dst_region_w, dst_region_h);
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/* our clip is 0 size.. abort */
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if ((dc->clip.w <= 0) || (dc->clip.h <= 0))
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{
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dc->clip.use = c; dc->clip.x = cx; dc->clip.y = cy; dc->clip.w = cw; dc->clip.h = ch;
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return;
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}
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rects = evas_common_draw_context_apply_cutouts(dc, rects);
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for (i = 0; i < rects->active; ++i)
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{
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r = rects->rects + i;
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evas_common_draw_context_set_clip(dc, r->x, r->y, r->w, r->h);
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scale_rgba_in_to_out_clip_sample_internal(src, dst, dc,
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src_region_x, src_region_y,
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src_region_w, src_region_h,
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dst_region_x, dst_region_y,
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dst_region_w, dst_region_h);
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}
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/* restore clip info */
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dc->clip.use = c; dc->clip.x = cx; dc->clip.y = cy; dc->clip.w = cw; dc->clip.h = ch;
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}
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EAPI void
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evas_common_scale_rgba_in_to_out_clip_sample_do(const Cutout_Rects *reuse,
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const Eina_Rectangle *clip,
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RGBA_Image *src, RGBA_Image *dst,
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RGBA_Draw_Context *dc,
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int src_region_x, int src_region_y,
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int src_region_w, int src_region_h,
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int dst_region_x, int dst_region_y,
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int dst_region_w, int dst_region_h)
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{
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Eina_Rectangle area;
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Cutout_Rect *r;
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int i;
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if (!reuse)
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{
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evas_common_draw_context_clip_clip(dc, clip->x, clip->y, clip->w, clip->h);
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scale_rgba_in_to_out_clip_sample_internal(src, dst, dc,
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src_region_x, src_region_y,
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src_region_w, src_region_h,
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dst_region_x, dst_region_y,
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dst_region_w, dst_region_h);
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return;
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}
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for (i = 0; i < reuse->active; ++i)
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{
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r = reuse->rects + i;
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EINA_RECTANGLE_SET(&area, r->x, r->y, r->w, r->h);
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if (!eina_rectangle_intersection(&area, clip)) continue ;
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evas_common_draw_context_set_clip(dc, area.x, area.y, area.w, area.h);
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scale_rgba_in_to_out_clip_sample_internal(src, dst, dc,
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src_region_x, src_region_y,
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src_region_w, src_region_h,
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dst_region_x, dst_region_y,
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dst_region_w, dst_region_h);
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}
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}
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static void
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scale_rgba_in_to_out_clip_sample_internal(RGBA_Image *src, RGBA_Image *dst,
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RGBA_Draw_Context *dc,
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int src_region_x, int src_region_y,
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int src_region_w, int src_region_h,
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int dst_region_x, int dst_region_y,
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int dst_region_w, int dst_region_h)
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{
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int x, y;
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int *lin_ptr;
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DATA32 *buf, *dptr;
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DATA32 **row_ptr;
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DATA32 *ptr, *dst_ptr, *src_data, *dst_data;
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int dst_clip_x, dst_clip_y, dst_clip_w, dst_clip_h;
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int m_clip_x = 0, m_clip_y = 0, m_clip_w = 0, m_clip_h = 0, mdx = 0, mdy = 0;
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int src_w, src_h, dst_w, dst_h;
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RGBA_Gfx_Func func;
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RGBA_Image *maskobj = NULL;
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DATA8 *mask = NULL;
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if (!(RECTS_INTERSECT(dst_region_x, dst_region_y, dst_region_w, dst_region_h, 0, 0, dst->cache_entry.w, dst->cache_entry.h)))
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return;
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if (!(RECTS_INTERSECT(src_region_x, src_region_y, src_region_w, src_region_h, 0, 0, src->cache_entry.w, src->cache_entry.h)))
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return;
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src_w = src->cache_entry.w;
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src_h = src->cache_entry.h;
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dst_w = dst->cache_entry.w;
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dst_h = dst->cache_entry.h;
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src_data = src->image.data;
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dst_data = dst->image.data;
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if (dc->clip.use)
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{
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dst_clip_x = dc->clip.x;
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dst_clip_y = dc->clip.y;
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dst_clip_w = dc->clip.w;
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dst_clip_h = dc->clip.h;
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if (dst_clip_x < 0)
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{
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dst_clip_w += dst_clip_x;
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dst_clip_x = 0;
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}
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if (dst_clip_y < 0)
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{
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dst_clip_h += dst_clip_y;
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dst_clip_y = 0;
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}
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if ((dst_clip_x + dst_clip_w) > dst_w)
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dst_clip_w = dst_w - dst_clip_x;
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if ((dst_clip_y + dst_clip_h) > dst_h)
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dst_clip_h = dst_h - dst_clip_y;
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}
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else
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{
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dst_clip_x = 0;
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dst_clip_y = 0;
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dst_clip_w = dst_w;
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dst_clip_h = dst_h;
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}
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if (dc->mask.mask)
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{
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m_clip_x = dc->mask.x;
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m_clip_y = dc->mask.y;
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m_clip_w = dc->mask.mask->cache_entry.w;
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m_clip_h = dc->mask.mask->cache_entry.h;
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RECTS_CLIP_TO_RECT(m_clip_x, m_clip_y, m_clip_w, m_clip_h,
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dst_clip_x, dst_clip_y, dst_clip_w, dst_clip_h);
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if ((m_clip_w <= 0) || (m_clip_h <= 0)) return;
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dst_clip_x = m_clip_x;
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dst_clip_y = m_clip_y;
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dst_clip_w = m_clip_w;
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dst_clip_h = m_clip_h;
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}
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if (dst_clip_x < dst_region_x)
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{
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dst_clip_w += dst_clip_x - dst_region_x;
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dst_clip_x = dst_region_x;
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}
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if ((dst_clip_x + dst_clip_w) > (dst_region_x + dst_region_w))
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dst_clip_w = dst_region_x + dst_region_w - dst_clip_x;
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if (dst_clip_y < dst_region_y)
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{
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dst_clip_h += dst_clip_y - dst_region_y;
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dst_clip_y = dst_region_y;
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}
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if ((dst_clip_y + dst_clip_h) > (dst_region_y + dst_region_h))
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dst_clip_h = dst_region_y + dst_region_h - dst_clip_y;
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if ((src_region_w <= 0) || (src_region_h <= 0) ||
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(dst_region_w <= 0) || (dst_region_h <= 0) ||
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(dst_clip_w <= 0) || (dst_clip_h <= 0))
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return;
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/* sanitise x */
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if (src_region_x < 0)
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{
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dst_region_x -= (src_region_x * dst_region_w) / src_region_w;
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dst_region_w += (src_region_x * dst_region_w) / src_region_w;
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src_region_w += src_region_x;
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src_region_x = 0;
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}
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if (src_region_x >= src_w) return;
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if ((src_region_x + src_region_w) > src_w)
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{
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dst_region_w = (dst_region_w * (src_w - src_region_x)) / (src_region_w);
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src_region_w = src_w - src_region_x;
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}
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if (dst_region_w <= 0) return;
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if (src_region_w <= 0) return;
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if (dst_clip_x < 0)
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{
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dst_clip_w += dst_clip_x;
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dst_clip_x = 0;
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}
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if (dst_clip_w <= 0) return;
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if (dst_clip_x >= dst_w) return;
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if (dst_clip_x < dst_region_x)
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{
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dst_clip_w += (dst_clip_x - dst_region_x);
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dst_clip_x = dst_region_x;
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}
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if ((dst_clip_x + dst_clip_w) > dst_w)
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{
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dst_clip_w = dst_w - dst_clip_x;
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}
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if (dst_clip_w <= 0) return;
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/* sanitise y */
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if (src_region_y < 0)
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{
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dst_region_y -= (src_region_y * dst_region_h) / src_region_h;
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dst_region_h += (src_region_y * dst_region_h) / src_region_h;
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src_region_h += src_region_y;
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src_region_y = 0;
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}
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if (src_region_y >= src_h) return;
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if ((src_region_y + src_region_h) > src_h)
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{
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dst_region_h = (dst_region_h * (src_h - src_region_y)) / (src_region_h);
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src_region_h = src_h - src_region_y;
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}
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if (dst_region_h <= 0) return;
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if (src_region_h <= 0) return;
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if (dst_clip_y < 0)
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{
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dst_clip_h += dst_clip_y;
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dst_clip_y = 0;
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}
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if (dst_clip_h <= 0) return;
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if (dst_clip_y >= dst_h) return;
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if (dst_clip_y < dst_region_y)
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{
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dst_clip_h += (dst_clip_y - dst_region_y);
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dst_clip_y = dst_region_y;
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}
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if ((dst_clip_y + dst_clip_h) > dst_h)
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{
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dst_clip_h = dst_h - dst_clip_y;
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}
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if (dst_clip_h <= 0) return;
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/* allocate scale lookup tables */
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lin_ptr = alloca(dst_clip_w * sizeof(int));
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row_ptr = alloca(dst_clip_h * sizeof(DATA32 *));
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/* figure out dst jump */
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//dst_jump = dst_w - dst_clip_w;
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/* figure out dest start ptr */
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dst_ptr = dst_data + dst_clip_x + (dst_clip_y * dst_w);
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if (dc->mask.mask)
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{
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func = evas_common_gfx_func_composite_pixel_mask_span_get(src, dst, dst_clip_w, dc->render_op);
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maskobj = dc->mask.mask;
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mask = maskobj->mask.mask;
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/*
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if (1 || dst_region_w > src_region_w || dst_region_h > src_region_h){
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printf("Mask w/h: %d/%d\n",maskobj->cache_entry.w,
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maskobj->cache_entry.h);
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printf("Warning: Unscaled mask (%d/%d) // (%d/%d)\n",
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dst_region_w,src_region_w,
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dst_region_h,src_region_h);
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}
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*/
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}
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else if (dc->mul.use)
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func = evas_common_gfx_func_composite_pixel_color_span_get(src, dc->mul.col, dst, dst_clip_w, dc->render_op);
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else
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func = evas_common_gfx_func_composite_pixel_span_get(src, dst, dst_clip_w, dc->render_op);
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if ((dst_region_w == src_region_w) && (dst_region_h == src_region_h))
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{
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#ifdef HAVE_PIXMAN
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# ifdef PIXMAN_IMAGE_SCALE_SAMPLE
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if ((src->pixman.im) && (dst->pixman.im) && (!dc->mask.mask) &&
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((!dc->mul.use) ||
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((dc->mul.use) && (dc->mul.col == 0xffffffff))) &&
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((dc->render_op == _EVAS_RENDER_COPY) ||
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(dc->render_op == _EVAS_RENDER_BLEND)))
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{
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pixman_op_t op = PIXMAN_OP_SRC; // _EVAS_RENDER_COPY
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if (dc->render_op == _EVAS_RENDER_BLEND)
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op = PIXMAN_OP_OVER;
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pixman_image_composite(op,
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src->pixman.im, NULL,
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dst->pixman.im,
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(dst_clip_x - dst_region_x) + src_region_x,
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(dst_clip_y - dst_region_y) + src_region_y,
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0, 0,
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dst_clip_x, dst_clip_y,
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dst_clip_w, dst_clip_h);
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}
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else if ((src->pixman.im) && (dst->pixman.im) &&
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(dc->mask.mask) && (dc->mask.mask->pixman.im) &&
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((dc->render_op == _EVAS_RENDER_COPY) ||
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(dc->render_op == _EVAS_RENDER_BLEND)))
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{
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// In case of pixel and color operation.
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pixman_op_t op = PIXMAN_OP_SRC; // _EVAS_RENDER_COPY
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if (dc->render_op == _EVAS_RENDER_BLEND)
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op = PIXMAN_OP_OVER;
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pixman_image_composite(op,
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src->pixman.im, dc->mask.mask->pixman.im,
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dst->pixman.im,
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(dst_clip_x - dst_region_x) + src_region_x,
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(dst_clip_y - dst_region_y) + src_region_y,
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0, 0,
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dst_clip_x, dst_clip_y,
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dst_clip_w, dst_clip_h);
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}
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else
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# endif
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#endif
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{
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ptr = src_data + ((dst_clip_y - dst_region_y + src_region_y) * src_w) + (dst_clip_x - dst_region_x) + src_region_x;
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if (mask)
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{
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mdx = (m_clip_x - dc->mask.x) + (m_clip_x - dst_clip_x);
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mdy = (m_clip_y - dc->mask.y) + (m_clip_y - dst_clip_y);
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mask += mdx + (mdy * maskobj->cache_entry.w);
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}
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for (y = 0; y < dst_clip_h; y++)
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{
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/* * blend here [clip_w *] ptr -> dst_ptr * */
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func(ptr, mask, dc->mul.col, dst_ptr, dst_clip_w);
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ptr += src_w;
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dst_ptr += dst_w;
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if (mask) mask += maskobj->cache_entry.w;
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}
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}
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}
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else
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{
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/* fill scale tables */
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for (x = 0; x < dst_clip_w; x++)
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lin_ptr[x] = (((x + dst_clip_x - dst_region_x) * src_region_w) / dst_region_w) + src_region_x;
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for (y = 0; y < dst_clip_h; y++)
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row_ptr[y] = src_data + (((((y + dst_clip_y - dst_region_y) * src_region_h) / dst_region_h)
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+ src_region_y) * src_w);
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/* scale to dst */
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dptr = dst_ptr;
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#ifdef DIRECT_SCALE
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if ((!src->cache_entry.flags.alpha) &&
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(!dst->cache_entry.flags.alpha) &&
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(!dc->mul.use))
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{
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for (y = 0; y < dst_clip_h; y++)
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{
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dst_ptr = dptr;
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for (x = 0; x < dst_clip_w; x++)
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{
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ptr = row_ptr[y] + lin_ptr[x];
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*dst_ptr = *ptr;
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dst_ptr++;
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|
}
|
|
|
|
dptr += dst_w;
|
|
}
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
/* a scanline buffer */
|
|
buf = alloca(dst_clip_w * sizeof(DATA32));
|
|
for (y = 0; y < dst_clip_h; y++)
|
|
{
|
|
dst_ptr = buf;
|
|
for (x = 0; x < dst_clip_w; x++)
|
|
{
|
|
ptr = row_ptr[y] + lin_ptr[x];
|
|
*dst_ptr = *ptr;
|
|
dst_ptr++;
|
|
}
|
|
/* * blend here [clip_w *] buf -> dptr * */
|
|
func(buf, NULL, dc->mul.col, dptr, dst_clip_w);
|
|
|
|
dptr += dst_w;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
#else
|
|
#ifdef BUILD_SCALE_SMOOTH
|
|
EAPI void
|
|
evas_common_scale_rgba_in_to_out_clip_sample(RGBA_Image *src, RGBA_Image *dst,
|
|
RGBA_Draw_Context *dc,
|
|
int src_region_x, int src_region_y,
|
|
int src_region_w, int src_region_h,
|
|
int dst_region_x, int dst_region_y,
|
|
int dst_region_w, int dst_region_h)
|
|
{
|
|
evas_common_scale_rgba_in_to_out_clip_smooth(src, dst, dc,
|
|
src_region_x, src_region_y,
|
|
src_region_w, src_region_h,
|
|
dst_region_x, dst_region_y,
|
|
dst_region_w, dst_region_h);
|
|
}
|
|
|
|
EAPI void
|
|
evas_common_scale_rgba_in_to_out_clip_sample_do(const Cutout_Rects *reuse,
|
|
const Eina_Rectangle *clip,
|
|
RGBA_Image *src, RGBA_Image *dst,
|
|
RGBA_Draw_Context *dc,
|
|
int src_region_x, int src_region_y,
|
|
int src_region_w, int src_region_h,
|
|
int dst_region_x, int dst_region_y,
|
|
int dst_region_w, int dst_region_h)
|
|
{
|
|
evas_common_scale_rgba_in_to_out_clip_smooth_do(reuse, clip, src, dst, dc,
|
|
src_region_x, src_region_y,
|
|
src_region_w, src_region_h,
|
|
dst_region_x, dst_region_y,
|
|
dst_region_w, dst_region_h);
|
|
}
|
|
#endif
|
|
#endif
|