efl/legacy/evas/src/modules/engines/software_16/evas_soft16_image_scaled_sa...

470 lines
11 KiB
C

#include "evas_soft16.h"
#include "evas_soft16_scanline_blend.c"
static void
_soft16_image_draw_scaled_solid_solid(Soft16_Image *src,
Soft16_Image *dst,
RGBA_Draw_Context *dc,
int dst_offset, int w, int h,
int *offset_x, int *offset_y)
{
DATA16 *dst_itr;
int y, w_align;
w_align = w & ~7;
dst_itr = dst->pixels + dst_offset;
for (y = 0; y < h; y++, dst_itr += dst->stride)
{
DATA16 *d, *s;
int x;
s = src->pixels + offset_y[y];
pld(s, 0);
pld(offset_x, 0);
d = dst_itr;
x = 0;
while (x < w_align)
{
pld(s, 32);
pld(offset_x + x, 32);
UNROLL8({
_soft16_pt_blend_solid_solid(d, s[offset_x[x]]);
x++;
d++;
});
}
for (; x < w; x++, d++)
_soft16_pt_blend_solid_solid(d, s[offset_x[x]]);
}
}
static void
_soft16_image_draw_scaled_transp_solid(Soft16_Image *src,
Soft16_Image *dst,
RGBA_Draw_Context *dc,
int dst_offset, int w, int h,
int *offset_x, int *offset_y)
{
DATA16 *dst_itr;
int y, w_align;
w_align = w & ~7;
dst_itr = dst->pixels + dst_offset;
for (y = 0; y < h; y++, dst_itr += dst->stride)
{
DATA16 *d, *s;
DATA8 *a;
int x;
s = src->pixels + offset_y[y];
a = src->alpha + offset_y[y];
pld(s, 0);
pld(a, 0);
pld(offset_x, 0);
d = dst_itr;
x = 0;
while (x < w_align)
{
pld(s, 32);
pld(a, 8);
pld(offset_x + x, 32);
UNROLL8({
int off_x = offset_x[x];
_soft16_pt_blend_transp_solid(d, s[off_x], a[off_x]);
x++;
d++;
});
}
for (; x < w; x++, d++)
_soft16_pt_blend_transp_solid(d, s[offset_x[x]], a[offset_x[x]]);
}
}
static inline void
_soft16_image_draw_scaled_no_mul(Soft16_Image *src, Soft16_Image *dst,
RGBA_Draw_Context *dc,
int dst_offset, int w, int h,
int *offset_x, int *offset_y)
{
if (src->have_alpha && (!dst->have_alpha))
_soft16_image_draw_scaled_transp_solid
(src, dst, dc, dst_offset, w, h, offset_x, offset_y);
else if ((!src->have_alpha) && (!dst->have_alpha))
_soft16_image_draw_scaled_solid_solid
(src, dst, dc, dst_offset, w, h, offset_x, offset_y);
else
fprintf(stderr,
"Unsupported draw of scaled images src->have_alpha=%d, "
"dst->have_alpha=%d, WITHOUT COLOR MUL\n",
src->have_alpha, dst->have_alpha);
}
static void
_soft16_image_draw_scaled_solid_solid_mul_alpha(Soft16_Image *src,
Soft16_Image *dst,
RGBA_Draw_Context *dc,
int dst_offset, int w, int h,
int *offset_x, int *offset_y)
{
DATA16 *dst_itr;
int y, w_align, rel_alpha;
rel_alpha = A_VAL(&dc->mul.col) >> 3;
if ((rel_alpha < 1) || (rel_alpha > 31)) return;
rel_alpha = 31 - rel_alpha;
w_align = w & ~7;
dst_itr = dst->pixels + dst_offset;
for (y = 0; y < h; y++, dst_itr += dst->stride)
{
DATA16 *d, *s;
int x;
s = src->pixels + offset_y[y];
pld(s, 0);
pld(offset_x, 0);
d = dst_itr;
x = 0;
while (x < w_align)
{
pld(s, 32);
pld(offset_x + x, 32);
UNROLL8({
_soft16_pt_blend_solid_solid_mul_alpha
(d, s[offset_x[x]], rel_alpha);
x++;
d++;
});
}
for (; x < w; x++, d++)
_soft16_pt_blend_solid_solid_mul_alpha
(d, s[offset_x[x]], rel_alpha);
}
}
static void
_soft16_image_draw_scaled_transp_solid_mul_alpha(Soft16_Image *src,
Soft16_Image *dst,
RGBA_Draw_Context *dc,
int dst_offset, int w, int h,
int *offset_x, int *offset_y)
{
DATA16 *dst_itr;
int y, w_align, rel_alpha;
rel_alpha = A_VAL(&dc->mul.col) >> 3;
if ((rel_alpha < 1) || (rel_alpha > 31)) return;
rel_alpha = 31 - rel_alpha;
w_align = w & ~7;
dst_itr = dst->pixels + dst_offset;
for (y = 0; y < h; y++, dst_itr += dst->stride)
{
DATA16 *d, *s;
DATA8 *a;
int x;
s = src->pixels + offset_y[y];
a = src->alpha + offset_y[y];
pld(s, 0);
pld(a, 0);
pld(offset_x, 0);
d = dst_itr;
x = 0;
while (x < w_align)
{
pld(s, 32);
pld(a, 8);
pld(offset_x + x, 32);
UNROLL8({
int off_x = offset_x[x];
_soft16_pt_blend_transp_solid_mul_alpha
(d, s[off_x], a[off_x], rel_alpha);
x++;
d++;
});
}
for (; x < w; x++, d++)
_soft16_pt_blend_transp_solid_mul_alpha
(d, s[offset_x[x]], a[offset_x[x]], rel_alpha);
}
}
static inline void
_soft16_image_draw_scaled_mul_alpha(Soft16_Image *src, Soft16_Image *dst,
RGBA_Draw_Context *dc,
int dst_offset, int w, int h,
int *offset_x, int *offset_y)
{
if (src->have_alpha && (!dst->have_alpha))
_soft16_image_draw_scaled_transp_solid_mul_alpha
(src, dst, dc, dst_offset, w, h, offset_x, offset_y);
else if ((!src->have_alpha) && (!dst->have_alpha))
_soft16_image_draw_scaled_solid_solid_mul_alpha
(src, dst, dc, dst_offset, w, h, offset_x, offset_y);
else
fprintf(stderr,
"Unsupported draw of scaled images src->have_alpha=%d, "
"dst->have_alpha=%d, WITH ALPHA MUL %d\n",
src->have_alpha, dst->have_alpha, A_VAL(&dc->mul.col));
}
static void
_soft16_image_draw_scaled_solid_solid_mul_color(Soft16_Image *src,
Soft16_Image *dst,
RGBA_Draw_Context *dc,
int dst_offset, int w, int h,
int *offset_x, int *offset_y)
{
DATA16 *dst_itr;
int y, w_align, rel_alpha, r, g, b;
rel_alpha = A_VAL(&dc->mul.col) >> 3;
if ((rel_alpha < 1) || (rel_alpha > 31)) return;
r = R_VAL(&dc->mul.col);
g = G_VAL(&dc->mul.col);
b = B_VAL(&dc->mul.col);
/* we'll divide by 256 to make it faster, try to improve things a bit */
if (r > 127) r++;
if (g > 127) g++;
if (b > 127) b++;
w_align = w & ~7;
dst_itr = dst->pixels + dst_offset;
if (rel_alpha == 31)
for (y = 0; y < h; y++, dst_itr += dst->stride)
{
DATA16 *d, *s;
int x;
s = src->pixels + offset_y[y];
pld(s, 0);
pld(offset_x, 0);
d = dst_itr;
x = 0;
while (x < w_align)
{
pld(s, 32);
pld(offset_x + x, 32);
UNROLL8({
_soft16_pt_blend_solid_solid_mul_color_solid
(d, s[offset_x[x]], r, g, b);
x++;
d++;
});
}
for (; x < w; x++, d++)
_soft16_pt_blend_solid_solid_mul_color_solid
(d, s[offset_x[x]], r, g, b);
}
else
for (y = 0; y < h; y++, dst_itr += dst->stride)
{
DATA16 *d, *s;
int x;
s = src->pixels + offset_y[y];
pld(s, 0);
pld(offset_x, 0);
d = dst_itr;
x = 0;
while (x < w_align)
{
pld(s, 32);
pld(offset_x + x, 32);
UNROLL8({
_soft16_pt_blend_solid_solid_mul_color_transp
(d, s[offset_x[x]], rel_alpha, r, g, b);
x++;
d++;
});
}
for (; x < w; x++, d++)
_soft16_pt_blend_solid_solid_mul_color_transp
(d, s[offset_x[x]], rel_alpha, r, g, b);
}
}
static void
_soft16_image_draw_scaled_transp_solid_mul_color(Soft16_Image *src,
Soft16_Image *dst,
RGBA_Draw_Context *dc,
int dst_offset, int w, int h,
int *offset_x, int *offset_y)
{
DATA16 *dst_itr;
int y, w_align, rel_alpha, r, g, b;
rel_alpha = A_VAL(&dc->mul.col) >> 3;
if ((rel_alpha < 1) || (rel_alpha > 31)) return;
rel_alpha = 31 - rel_alpha;
r = R_VAL(&dc->mul.col);
g = G_VAL(&dc->mul.col);
b = B_VAL(&dc->mul.col);
/* we'll divide by 256 to make it faster, try to improve things a bit */
if (r > 127) r++;
if (g > 127) g++;
if (b > 127) b++;
w_align = w & ~7;
dst_itr = dst->pixels + dst_offset;
if (rel_alpha == 0)
for (y = 0; y < h; y++, dst_itr += dst->stride)
{
DATA16 *d, *s;
DATA8 *a;
int x;
s = src->pixels + offset_y[y];
a = src->alpha + offset_y[y];
pld(s, 0);
pld(a, 0);
pld(offset_x, 0);
d = dst_itr;
x = 0;
while (x < w_align)
{
pld(s, 32);
pld(a, 8);
pld(offset_x + x, 32);
UNROLL8({
int off_x = offset_x[x];
_soft16_pt_blend_transp_solid_mul_color_solid
(d, s[off_x], a[off_x], r, g, b);
x++;
d++;
});
}
for (; x < w; x++, d++)
_soft16_pt_blend_transp_solid_mul_color_solid
(d, s[offset_x[x]], a[offset_x[x]], r, g, b);
}
else
{
DATA16 *d, *s;
DATA8 *a;
int x;
s = src->pixels + offset_y[y];
a = src->alpha + offset_y[y];
pld(s, 0);
pld(a, 0);
pld(offset_x, 0);
d = dst_itr;
x = 0;
while (x < w_align)
{
pld(s, 32);
pld(a, 8);
pld(offset_x + x, 32);
UNROLL8({
int off_x = offset_x[x];
_soft16_pt_blend_transp_solid_mul_color_transp
(d, s[off_x], a[off_x], rel_alpha, r, g, b);
x++;
d++;
});
}
for (; x < w; x++, d++)
_soft16_pt_blend_transp_solid_mul_color_transp
(d, s[offset_x[x]], a[offset_x[x]], rel_alpha, r, g, b);
}
}
static inline void
_soft16_image_draw_scaled_mul_color(Soft16_Image *src, Soft16_Image *dst,
RGBA_Draw_Context *dc,
int dst_offset, int w, int h,
int *offset_x, int *offset_y)
{
if (src->have_alpha && (!dst->have_alpha))
_soft16_image_draw_scaled_transp_solid_mul_color
(src, dst, dc, dst_offset, w, h, offset_x, offset_y);
else if ((!src->have_alpha) && (!dst->have_alpha))
_soft16_image_draw_scaled_solid_solid_mul_color
(src, dst, dc, dst_offset, w, h, offset_x, offset_y);
else
fprintf(stderr,
"Unsupported draw of scaled images src->have_alpha=%d, "
"dst->have_alpha=%d, WITH COLOR MUL 0x%08x\n",
src->have_alpha, dst->have_alpha, dc->mul.col);
}
static inline void
_soft16_image_draw_scaled_mul(Soft16_Image *src, Soft16_Image *dst,
RGBA_Draw_Context *dc,
int dst_offset, int w, int h,
int *offset_x, int *offset_y)
{
if ((A_VAL(&dc->mul.col) == R_VAL(&dc->mul.col)) &&
(A_VAL(&dc->mul.col) == G_VAL(&dc->mul.col)) &&
(A_VAL(&dc->mul.col) == B_VAL(&dc->mul.col)))
_soft16_image_draw_scaled_mul_alpha
(src, dst, dc, dst_offset, w, h, offset_x, offset_y);
else
_soft16_image_draw_scaled_mul_color
(src, dst, dc, dst_offset, w, h, offset_x, offset_y);
}
void
soft16_image_draw_scaled_sampled(Soft16_Image *src, Soft16_Image *dst,
RGBA_Draw_Context *dc,
const Evas_Rectangle sr,
const Evas_Rectangle dr,
const Evas_Rectangle cr)
{
int x, y, dst_offset, *offset_x, *offset_y;
/* pre-calculated scale tables */
offset_x = alloca(cr.w * sizeof(*offset_x));
for (x = 0; x < cr.w; x++)
offset_x[x] = (((x + cr.x - dr.x) * sr.w) / dr.w) + sr.x;
offset_y = alloca(cr.h * sizeof(*offset_y));
for (y = 0; y < cr.h; y++)
offset_y[y] = (((((y + cr.y - dr.y) * sr.h) / dr.h) + sr.y)
* src->stride);
dst_offset = cr.x + (cr.y * dst->stride);
if ((!dc->mul.use) || (dc->mul.col == 0xffffffff))
_soft16_image_draw_scaled_no_mul
(src, dst, dc, dst_offset, cr.w, cr.h, offset_x, offset_y);
else if (dc->mul.col != 0x00000000)
_soft16_image_draw_scaled_mul
(src, dst, dc, dst_offset, cr.w, cr.h, offset_x, offset_y);
}