1148 lines
27 KiB
C
1148 lines
27 KiB
C
/*
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* vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
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*/
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#include <math.h>
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#include "evas_common.h"
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#include "evas_gradient_private.h"
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typedef struct _Radial_Data Radial_Data;
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struct _Radial_Data
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{
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float r0;
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int sx, sy, s;
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float off;
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int len;
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};
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static void
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radial_init(void);
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static void
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radial_shutdown(void);
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static void
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radial_init_geom(RGBA_Gradient *gr);
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static void
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radial_setup_geom(RGBA_Gradient *gr);
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static void
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radial_free_geom(void *gdata);
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static int
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radial_has_alpha(RGBA_Gradient *gr, int op);
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static int
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radial_has_mask(RGBA_Gradient *gr, int op);
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static int
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radial_get_map_len(RGBA_Gradient *gr);
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static Gfx_Func_Gradient_Fill
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radial_get_fill_func(RGBA_Gradient *gr, int op, unsigned char aa);
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static RGBA_Gradient_Type radial = {"radial", radial_init, radial_shutdown,
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radial_init_geom, radial_setup_geom, radial_free_geom,
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radial_has_alpha, radial_has_mask,
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radial_get_map_len, radial_get_fill_func};
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/** internal functions **/
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static void
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radial_reflect(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_reflect_aa(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_reflect_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_reflect_aa_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_repeat(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_repeat_aa(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_repeat_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_repeat_aa_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_restrict_reflect(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_restrict_reflect_aa(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_restrict_reflect_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_restrict_reflect_aa_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_restrict_repeat(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_restrict_repeat_aa(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_restrict_repeat_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_restrict_repeat_aa_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_pad(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_pad_aa(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_pad_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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static void
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radial_pad_aa_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data);
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RGBA_Gradient_Type *
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evas_common_gradient_radial_get(void)
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{
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return &radial;
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}
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static void
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radial_init(void)
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{
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}
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static void
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radial_shutdown(void)
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{
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}
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static void
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radial_free_geom(void *gdata)
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{
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Radial_Data *data = (Radial_Data *)gdata;
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if (data) free(data);
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}
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static void
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radial_setup_geom(RGBA_Gradient *gr)
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{
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Radial_Data *radial_data;
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if (!gr || (gr->type.geometer != &radial)) return;
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radial_data = (Radial_Data *)gr->type.gdata;
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if (!radial_data) return;
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radial_data->sx = gr->fill.w;
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radial_data->sy = gr->fill.h;
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radial_data->s = radial_data->sx;
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if (radial_data->sy > radial_data->sx)
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radial_data->s = radial_data->sy;
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radial_data->off = gr->map.offset;
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radial_data->len = radial_data->s - (int)(radial_data->s * radial_data->r0);
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}
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static void
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radial_init_geom(RGBA_Gradient *gr)
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{
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Radial_Data *radial_data;
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int err = 1;
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char *s, *p, key[256];
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float r0;
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if (!gr || (gr->type.geometer != &radial)) return;
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radial_data = (Radial_Data *)gr->type.gdata;
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if (!radial_data)
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{
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radial_data = calloc(1, sizeof(Radial_Data));
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if (!radial_data) return;
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radial_data->r0 = 0.0;
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radial_data->sx = 32;
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radial_data->sy = 32;
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radial_data->s = 32;
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radial_data->off = 0.0;
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radial_data->len = 32;
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}
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gr->type.gdata = radial_data;
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if (!gr->type.params || !*(gr->type.params))
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return;
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s = strdup(gr->type.params);
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if (!s) return;
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r0 = radial_data->r0;
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p = s;
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while ((p = evas_common_gradient_get_key_fval(p, key, &r0)))
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{
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if (!strcmp(key, "inner_radius"))
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err = 0;
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else
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{
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err = 1;
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break;
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}
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}
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if (!err)
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{
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if (r0 < 0.0) r0 = 0.0;
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if (r0 > 1.0) r0 = 1.0;
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radial_data->r0 = r0;
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}
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free(s);
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}
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static int
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radial_has_alpha(RGBA_Gradient *gr, int op)
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{
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Radial_Data *radial_data;
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if (!gr || (gr->type.geometer != &radial)) return 0;
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if (gr->has_alpha | gr->map.has_alpha)
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return 1;
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if ( (op == _EVAS_RENDER_COPY) || (op == _EVAS_RENDER_COPY_REL) ||
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(op == _EVAS_RENDER_MASK) || (op == _EVAS_RENDER_MUL) )
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return 0;
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radial_data = (Radial_Data *)gr->type.gdata;
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if (!radial_data) return 0;
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if (radial_data->r0 > 0)
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return 1;
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if ( (gr->fill.spread == _EVAS_TEXTURE_RESTRICT) ||
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(gr->fill.spread == _EVAS_TEXTURE_RESTRICT_REFLECT) ||
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(gr->fill.spread == _EVAS_TEXTURE_RESTRICT_REPEAT) )
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return 1;
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return 0;
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}
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static int
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radial_has_mask(RGBA_Gradient *gr, int op)
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{
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Radial_Data *radial_data;
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if (!gr || (gr->type.geometer != &radial)) return 0;
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if ( (op == _EVAS_RENDER_COPY) || (op == _EVAS_RENDER_COPY_REL) ||
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(op == _EVAS_RENDER_MASK) || (op == _EVAS_RENDER_MUL) )
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{
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radial_data = (Radial_Data *)gr->type.gdata;
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if (!radial_data) return 0;
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if (radial_data->r0 > 0)
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return 1;
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if ( (gr->fill.spread == _EVAS_TEXTURE_RESTRICT) ||
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(gr->fill.spread == _EVAS_TEXTURE_RESTRICT_REFLECT) ||
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(gr->fill.spread == _EVAS_TEXTURE_RESTRICT_REPEAT) )
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return 1;
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}
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return 0;
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}
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static int
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radial_get_map_len(RGBA_Gradient *gr)
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{
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Radial_Data *radial_data;
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if (!gr || (gr->type.geometer != &radial)) return 0;
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radial_data = (Radial_Data *)gr->type.gdata;
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if (!radial_data) return 0;
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return radial_data->len;
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}
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static Gfx_Func_Gradient_Fill
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radial_get_fill_func(RGBA_Gradient *gr, int op, unsigned char aa)
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{
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Radial_Data *radial_data;
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Gfx_Func_Gradient_Fill sfunc = NULL;
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int masked_op = 0;
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if (!gr || (gr->type.geometer != &radial)) return sfunc;
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radial_data = (Radial_Data *)gr->type.gdata;
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if (!radial_data) return sfunc;
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radial_data->off = gr->map.offset;
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if ( (op == _EVAS_RENDER_COPY) || (op == _EVAS_RENDER_COPY_REL) ||
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(op == _EVAS_RENDER_MASK) || (op == _EVAS_RENDER_MUL) )
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masked_op = 1;
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switch (gr->fill.spread)
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{
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case _EVAS_TEXTURE_REFLECT:
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{
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if (aa)
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{
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if (radial_data->r0 > 0)
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{
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if (masked_op)
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sfunc = radial_reflect_aa_masked;
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else
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sfunc = radial_reflect_aa;
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}
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else
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sfunc = radial_reflect_aa;
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}
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else
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{
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if (radial_data->r0 > 0)
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{
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if (masked_op)
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sfunc = radial_reflect_masked;
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else
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sfunc = radial_reflect;
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}
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else
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sfunc = radial_reflect;
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}
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}
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break;
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case _EVAS_TEXTURE_REPEAT:
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{
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if (aa)
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{
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if (radial_data->r0 > 0)
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{
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if (masked_op)
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sfunc = radial_repeat_aa_masked;
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else
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sfunc = radial_repeat_aa;
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}
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else
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sfunc = radial_repeat_aa;
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}
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else
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{
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if (radial_data->r0 > 0)
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{
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if (masked_op)
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sfunc = radial_repeat_masked;
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else
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sfunc = radial_repeat;
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}
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else
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sfunc = radial_repeat;
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}
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}
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break;
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case _EVAS_TEXTURE_RESTRICT:
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radial_data->off = 0;
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case _EVAS_TEXTURE_RESTRICT_REFLECT:
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{
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if (aa)
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{
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if (masked_op)
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sfunc = radial_restrict_reflect_aa_masked;
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else
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sfunc = radial_restrict_reflect_aa;
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}
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else
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{
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if (masked_op)
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sfunc = radial_restrict_reflect_masked;
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else
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sfunc = radial_restrict_reflect;
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}
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}
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break;
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case _EVAS_TEXTURE_RESTRICT_REPEAT:
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{
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if (aa)
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{
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if (masked_op)
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sfunc = radial_restrict_repeat_aa_masked;
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else
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sfunc = radial_restrict_repeat_aa;
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}
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else
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{
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if (masked_op)
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sfunc = radial_restrict_repeat_masked;
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else
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sfunc = radial_restrict_repeat;
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}
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}
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break;
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case _EVAS_TEXTURE_PAD:
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{
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if (aa)
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{
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if (masked_op)
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sfunc = radial_pad_aa_masked;
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else
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sfunc = radial_pad_aa;
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}
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else
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{
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if (masked_op)
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sfunc = radial_pad_masked;
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else
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sfunc = radial_pad;
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}
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}
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break;
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default:
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sfunc = radial_reflect_aa;
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break;
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}
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return sfunc;
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}
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#define SETUP_RADIAL_FILL \
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if (gdata->sx != gdata->s) \
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{ \
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axx = (gdata->s * axx) / gdata->sx; \
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axy = (gdata->s * axy) / gdata->sx; \
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} \
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if (gdata->sy != gdata->s) \
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{ \
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ayy = (gdata->s * ayy) / gdata->sy; \
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ayx = (gdata->s * ayx) / gdata->sy; \
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} \
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xx = (axx * x) + (axy * y); \
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yy = (ayx * x) + (ayy * y); \
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rr0 = gdata->r0 * gdata->s; \
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rr0 <<= 16;
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static void
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radial_reflect(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask __UNUSED__, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
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{
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DATA32 *dst_end = dst + dst_len;
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Radial_Data *gdata = (Radial_Data *)params_data;
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int xx, yy, rr0;
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int off = gdata->off * (src_len - 1);
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SETUP_RADIAL_FILL
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while (dst < dst_end)
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{
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int ll = (hypot(xx, yy) - rr0);
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int l = (ll >> 16);
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l += (ll - (l << 16)) >> 15;
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*dst = 0;
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if (l >= 0)
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{
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l += off;
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if (l < 0) l = -l;
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if (l >= src_len)
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{
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int m = (l % (2 * src_len));
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l = (l % src_len);
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if (m >= src_len)
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l = src_len - l - 1;
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}
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*dst = src[l];
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}
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dst++; xx += axx; yy += ayx;
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}
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}
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static void
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radial_reflect_aa(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask __UNUSED__, int dst_len,
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int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
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{
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DATA32 *dst_end = dst + dst_len;
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Radial_Data *gdata = (Radial_Data *)params_data;
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int xx, yy, rr0;
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int off = gdata->off * (src_len - 1);
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SETUP_RADIAL_FILL
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while (dst < dst_end)
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{
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int ll = (hypot(xx, yy) - rr0);
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int l = (ll >> 16), lp;
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*dst = 0;
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if (l >= 0)
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{
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DATA32 a = 1 + ((ll - (l << 16)) >> 8), a0 = a;
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lp = l + off;
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if (lp < 0) { lp = -lp; a = 257 - a; }
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if (lp >= src_len)
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{
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int m = (lp % (2 * src_len));
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lp = (lp % src_len);
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if (m >= src_len)
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{ lp = src_len - lp - 1; a = 257 - a; }
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}
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*dst = src[lp];
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if (lp + 1 < src_len)
|
|
*dst = INTERP_256(a, src[lp + 1], *dst);
|
|
if ((l == 0) && rr0)
|
|
*dst = MUL_256(a0, *dst);
|
|
}
|
|
dst++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_reflect_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
int off = gdata->off * (src_len - 1);
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16);
|
|
|
|
l += (ll - (l << 16)) >> 15;
|
|
*dst = 0; *mask = 0;
|
|
if (l >= 0)
|
|
{
|
|
l += off;
|
|
if (l < 0) l = -l;
|
|
if (l >= src_len)
|
|
{
|
|
int m = (l % (2 * src_len));
|
|
|
|
l = (l % src_len);
|
|
if (m >= src_len)
|
|
l = src_len - l - 1;
|
|
}
|
|
*dst = src[l]; *mask = 255;
|
|
}
|
|
dst++; mask++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_reflect_aa_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
int off = gdata->off * (src_len - 1);
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16), lp;
|
|
|
|
*dst = 0; *mask = 0;
|
|
if (l >= 0)
|
|
{
|
|
DATA32 a = 1 + ((ll - (l << 16)) >> 8), a0 = a - 1;
|
|
|
|
lp = l + off;
|
|
if (lp < 0) { lp = -lp; a = 257 - a; }
|
|
if (lp >= src_len)
|
|
{
|
|
int m = (lp % (2 * src_len));
|
|
|
|
lp = (lp % src_len);
|
|
if (m >= src_len)
|
|
{ lp = src_len - lp - 1; a = 257 - a; }
|
|
}
|
|
*dst = src[lp]; *mask = 255;
|
|
if (lp + 1 < src_len)
|
|
*dst = INTERP_256(a, src[lp + 1], *dst);
|
|
if ((l == 0) && rr0)
|
|
*mask = a0;
|
|
}
|
|
dst++; mask++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_repeat(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask __UNUSED__, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
int off = gdata->off * (src_len - 1);
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16);
|
|
|
|
l += (ll - (l << 16)) >> 15;
|
|
*dst = 0;
|
|
if (l >= 0)
|
|
{
|
|
l += off;
|
|
l = l % src_len;
|
|
if (l < 0)
|
|
l += src_len;
|
|
*dst = src[l];
|
|
}
|
|
dst++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_repeat_aa(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask __UNUSED__, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
int off = gdata->off * (src_len - 1);
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16), lp;
|
|
|
|
*dst = 0;
|
|
if (l >= 0)
|
|
{
|
|
DATA32 a = 1 + ((ll - (l << 16)) >> 8);
|
|
|
|
lp = l + off;
|
|
lp = lp % src_len;
|
|
if (lp < 0)
|
|
lp += src_len;
|
|
*dst = src[lp];
|
|
if (lp + 1 < src_len)
|
|
*dst = INTERP_256(a, src[lp + 1], *dst);
|
|
if (lp == src_len - 1)
|
|
*dst = INTERP_256(a, src[0], *dst);
|
|
if ((l == 0) && rr0)
|
|
*dst = MUL_256(a, *dst);
|
|
}
|
|
dst++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_repeat_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
int off = gdata->off * (src_len - 1);
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16);
|
|
|
|
l += (ll - (l << 16)) >> 15;
|
|
*dst = 0; *mask = 0;
|
|
if (l >= 0)
|
|
{
|
|
l += off;
|
|
l = l % src_len;
|
|
if (l < 0)
|
|
l += src_len;
|
|
*dst = src[l]; *mask = 255;
|
|
}
|
|
dst++; mask++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_repeat_aa_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
int off = gdata->off * (src_len - 1);
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16), lp;
|
|
|
|
*dst = 0;
|
|
if (l >= 0)
|
|
{
|
|
DATA32 a = 1 + ((ll - (l << 16)) >> 8);
|
|
|
|
lp = l + off;
|
|
lp = lp % src_len;
|
|
if (lp < 0)
|
|
lp += src_len;
|
|
*dst = src[lp]; *mask = 255;
|
|
if (lp + 1 < src_len)
|
|
*dst = INTERP_256(a, src[lp + 1], *dst);
|
|
if (lp == src_len - 1)
|
|
*dst = INTERP_256(a, src[0], *dst);
|
|
if ((l == 0) && rr0)
|
|
*mask = a - 1;
|
|
}
|
|
dst++; mask++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_restrict_reflect(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask __UNUSED__, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
int off = gdata->off * (src_len - 1);
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16);
|
|
|
|
l += (ll - (l << 16)) >> 15;
|
|
*dst = 0;
|
|
if ((unsigned)l < src_len)
|
|
{
|
|
l += off;
|
|
if (l < 0) l = -l;
|
|
if (l >= src_len)
|
|
{
|
|
int m = (l % (2 * src_len));
|
|
|
|
l = (l % src_len);
|
|
if (m >= src_len)
|
|
l = src_len - l - 1;
|
|
}
|
|
*dst = src[l];
|
|
}
|
|
dst++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_restrict_reflect_aa(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask __UNUSED__, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
int off = gdata->off * (src_len - 1);
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16), lp;
|
|
|
|
*dst = 0;
|
|
if ((unsigned)l < src_len)
|
|
{
|
|
DATA32 a = 1 + ((ll - (l << 16)) >> 8), a0 = a;
|
|
|
|
lp = l + off;
|
|
if (lp < 0) { lp = -lp; a = 257 - a; }
|
|
if (lp >= src_len)
|
|
{
|
|
int m = (lp % (2 * src_len));
|
|
|
|
lp = (lp % src_len);
|
|
if (m >= src_len)
|
|
{ lp = src_len - lp - 1; a = 257 - a; }
|
|
}
|
|
*dst = src[lp];
|
|
if (lp + 1 < src_len)
|
|
*dst = INTERP_256(a, src[lp + 1], *dst);
|
|
if (l == (src_len - 1))
|
|
*dst = MUL_256(257 - a0, *dst);
|
|
if ((l == 0) && rr0)
|
|
*dst = MUL_256(a0, *dst);
|
|
}
|
|
dst++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_restrict_reflect_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
int off = gdata->off * (src_len - 1);
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16);
|
|
|
|
l += (ll - (l << 16)) >> 15;
|
|
*dst = 0; *mask = 0;
|
|
if ((unsigned)l < src_len)
|
|
{
|
|
l += off;
|
|
if (l < 0) l = -l;
|
|
if (l >= src_len)
|
|
{
|
|
int m = (l % (2 * src_len));
|
|
|
|
l = (l % src_len);
|
|
if (m >= src_len)
|
|
l = src_len - l - 1;
|
|
}
|
|
*dst = src[l]; *mask = 255;
|
|
}
|
|
dst++; mask++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_restrict_reflect_aa_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
int off = gdata->off * (src_len - 1);
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16), lp;
|
|
|
|
*dst = 0; *mask = 0;
|
|
if ((unsigned)l < src_len)
|
|
{
|
|
DATA32 a = 1 + ((ll - (l << 16)) >> 8), a0 = a - 1;
|
|
|
|
lp = l + off;
|
|
if (lp < 0) { lp = -lp; a = 257 - a; }
|
|
if (lp >= src_len)
|
|
{
|
|
int m = (lp % (2 * src_len));
|
|
|
|
lp = (lp % src_len);
|
|
if (m >= src_len)
|
|
{ lp = src_len - lp - 1; a = 257 - a; }
|
|
}
|
|
*dst = src[lp]; *mask = 255;
|
|
if (lp + 1 < src_len)
|
|
*dst = INTERP_256(a, src[lp + 1], *dst);
|
|
if (l == (src_len - 1))
|
|
*mask = 255 - a0;
|
|
if ((l == 0) && rr0)
|
|
*mask = a0;
|
|
}
|
|
dst++; mask++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_restrict_repeat(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask __UNUSED__, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
int off = gdata->off * (src_len - 1);
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16);
|
|
|
|
l += (ll - (l << 16)) >> 15;
|
|
*dst = 0;
|
|
if ((unsigned)l < src_len)
|
|
{
|
|
l += off;
|
|
l = (l % src_len);
|
|
if (l < 0)
|
|
l += src_len;
|
|
*dst = src[l];
|
|
}
|
|
dst++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_restrict_repeat_aa(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask __UNUSED__, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
int off = gdata->off * (src_len - 1);
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16), lp;
|
|
|
|
*dst = 0;
|
|
if ((unsigned)l < src_len)
|
|
{
|
|
DATA32 a = 1 + ((ll - (l << 16)) >> 8);
|
|
|
|
lp = l + off;
|
|
lp = (lp % src_len);
|
|
if (lp < 0)
|
|
lp += src_len;
|
|
*dst = src[lp];
|
|
if (lp + 1 < src_len)
|
|
*dst = INTERP_256(a, src[lp + 1], *dst);
|
|
if (lp == (src_len - 1))
|
|
*dst = INTERP_256(a, src[0], *dst);
|
|
if (l == (src_len - 1))
|
|
*dst = MUL_256(257 - a, *dst);
|
|
if ((l == 0) && rr0)
|
|
*dst = MUL_256(a, *dst);
|
|
}
|
|
dst++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_restrict_repeat_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
int off = gdata->off * (src_len - 1);
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16);
|
|
|
|
l += (ll - (l << 16)) >> 15;
|
|
*dst = 0; *mask = 0;
|
|
if ((unsigned)l < src_len)
|
|
{
|
|
l += off;
|
|
l = (l % src_len);
|
|
if (l < 0)
|
|
l += src_len;
|
|
*dst = src[l]; *mask = 255;
|
|
}
|
|
dst++; mask++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_restrict_repeat_aa_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
int off = gdata->off * (src_len - 1);
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16), lp;
|
|
|
|
*dst = 0; *mask = 0;
|
|
if ((unsigned)l < src_len)
|
|
{
|
|
DATA32 a = 1 + ((ll - (l << 16)) >> 8);
|
|
|
|
lp = l + off;
|
|
lp = (lp % src_len);
|
|
if (lp < 0)
|
|
lp += src_len;
|
|
*dst = src[lp]; *mask = 255;
|
|
if (lp + 1 < src_len)
|
|
*dst = INTERP_256(a, src[lp + 1], *dst);
|
|
if (lp == (src_len - 1))
|
|
*dst = INTERP_256(a, src[0], *dst);
|
|
if (l == (src_len - 1))
|
|
*mask = 256 - a;
|
|
if ((l == 0) && rr0)
|
|
*mask = a - 1;
|
|
}
|
|
dst++; mask++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_pad(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask __UNUSED__, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16);
|
|
|
|
l += (ll - (l << 16)) >> 15;
|
|
*dst = 0;
|
|
if (l >= 0)
|
|
{
|
|
if (l >= src_len)
|
|
l = src_len - 1;
|
|
*dst = src[l];
|
|
}
|
|
dst++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_pad_aa(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask __UNUSED__, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16);
|
|
DATA32 a = 1 + ((ll - (l << 16)) >> 8);
|
|
|
|
*dst = 0;
|
|
if ((unsigned)l < src_len)
|
|
{
|
|
*dst = src[l];
|
|
if (l + 1 < src_len)
|
|
*dst = INTERP_256(a, src[l + 1], src[l]);
|
|
}
|
|
if (l == 0)
|
|
{
|
|
*dst = src[0];
|
|
if (rr0)
|
|
*dst = MUL_256(a, *dst);
|
|
}
|
|
if (l >= src_len)
|
|
{
|
|
*dst = src[src_len - 1];
|
|
}
|
|
dst++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_pad_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16);
|
|
|
|
l += (ll - (l << 16)) >> 15;
|
|
*dst = 0; *mask = 0;
|
|
if (l >= 0)
|
|
{
|
|
if (l >= src_len)
|
|
l = src_len - 1;
|
|
*dst = src[l]; *mask = 255;
|
|
}
|
|
dst++; mask++; xx += axx; yy += ayx;
|
|
}
|
|
}
|
|
|
|
static void
|
|
radial_pad_aa_masked(DATA32 *src, int src_len, DATA32 *dst, DATA8 *mask, int dst_len,
|
|
int x, int y, int axx, int axy, int ayx, int ayy, void *params_data)
|
|
{
|
|
DATA32 *dst_end = dst + dst_len;
|
|
Radial_Data *gdata = (Radial_Data *)params_data;
|
|
int xx, yy, rr0;
|
|
|
|
SETUP_RADIAL_FILL
|
|
|
|
while (dst < dst_end)
|
|
{
|
|
int ll = (hypot(xx, yy) - rr0);
|
|
int l = (ll >> 16);
|
|
DATA32 a = 1 + ((ll - (l << 16)) >> 8);
|
|
|
|
*dst = 0; *mask = 0;
|
|
if ((unsigned)l < src_len)
|
|
{
|
|
*dst = src[l];
|
|
if (l + 1 < src_len)
|
|
*dst = INTERP_256(a, src[l + 1], src[l]);
|
|
}
|
|
if (l == 0)
|
|
{
|
|
*dst = src[0]; *mask = 255;
|
|
if (rr0)
|
|
*mask = a - 1;
|
|
}
|
|
if (l >= src_len)
|
|
{
|
|
*dst = src[src_len - 1]; *mask = 255;
|
|
}
|
|
dst++; mask++; xx += axx; yy += ayx;
|
|
}
|
|
}
|