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/** NOTE: This file is meant to be included by users **/
/** NOTE2: r, g, b parameters are 16bits, so you can pass 0 to 256 inclusive.
** this is due our division by 256 when multiplying the color.
**/
/*****************************************************************************
* Scanline processing
*
* _soft16_pt_<description>_<src>_<dst>[_<modifier>]()
*
****************************************************************************/
/***********************************************************************
* Regular blend operations
*/
EFL_ALWAYS_INLINE void
_soft16_pt_blend_transp_solid(DATA16 *p_dst, DATA16 src, DATA8 alpha)
{
if (alpha == 31) *p_dst = src;
else if (alpha != 0)
{
DATA32 a, b;
a = RGB_565_UNPACK(src);
b = RGB_565_UNPACK(*p_dst);
b = RGB_565_UNPACKED_BLEND(a, b, alpha);
*p_dst = RGB_565_PACK(b);
}
}
EFL_ALWAYS_INLINE void
_soft16_pt_blend_solid_solid(DATA16 *p_dst, DATA16 src)
{
*p_dst = src;
}
/***********************************************************************
* Blend operations taking an extra alpha (fade in, out)
*/
EFL_ALWAYS_INLINE void
_soft16_pt_blend_transp_solid_mul_alpha(DATA16 *p_dst, DATA16 src, DATA8 alpha, DATA8 rel_alpha)
{
DATA32 a, b;
alpha = (alpha * rel_alpha) >> 5;
if (alpha == 0)
return;
alpha++;
a = ((RGB_565_UNPACK(src) * rel_alpha) >> 5) & RGB_565_UNPACKED_MASK;
b = RGB_565_UNPACK(*p_dst);
b = RGB_565_UNPACKED_BLEND(a, b, alpha);
*p_dst = RGB_565_PACK(b);
}
EFL_ALWAYS_INLINE void
_soft16_pt_blend_solid_solid_mul_alpha(DATA16 *p_dst, DATA16 src, DATA8 rel_alpha)
{
DATA32 a, b;
a = RGB_565_UNPACK(src);
b = RGB_565_UNPACK(*p_dst);
b = RGB_565_UNPACKED_BLEND_UNMUL(a, b, rel_alpha);
*p_dst = RGB_565_PACK(b);
}
/***********************************************************************
* Blend operations with extra alpha and multiply color
*/
EFL_ALWAYS_INLINE void
_soft16_pt_blend_transp_solid_mul_color_transp(DATA16 *p_dst, DATA16 src, DATA8 alpha, DATA8 rel_alpha, DATA16 r, DATA16 g, DATA16 b)
{
DATA32 rgb, d;
int r1, g1, b1;
alpha = (alpha * rel_alpha) >> 5;
if (alpha == 0)
return;
alpha++;
r1 = ((((src) >> 11) & 0x1f) * r) >> 5;
g1 = ((((src) >> 5) & 0x3f) * g) >> 6;
b1 = (((src) & 0x1f) * b) >> 5;
rgb = ((r1 << 11) | (g1 << 21) | b1) & RGB_565_UNPACKED_MASK;
d = RGB_565_UNPACK(*p_dst);
d = RGB_565_UNPACKED_BLEND(rgb, d, alpha);
*p_dst = RGB_565_PACK(d);
}
EFL_ALWAYS_INLINE void
_soft16_pt_blend_solid_solid_mul_color_transp(DATA16 *p_dst, DATA16 src, DATA8 rel_alpha, DATA16 r, DATA16 g, DATA16 b)
{
int r1, g1, b1;
DATA32 rgb, d;
r1 = ((((src) >> 11) & 0x1f) * r) >> 5;
g1 = ((((src) >> 5) & 0x3f) * g) >> 6;
b1 = (((src) & 0x1f) * b) >> 5;
rgb = ((r1 << 11) | (g1 << 21) | b1) & RGB_565_UNPACKED_MASK;
d = RGB_565_UNPACK(*p_dst);
d = RGB_565_UNPACKED_BLEND(rgb, d, rel_alpha);
*p_dst = RGB_565_PACK(d);
}
/***********************************************************************
* Blend operations with extra multiply color
*/
EFL_ALWAYS_INLINE void
_soft16_pt_blend_transp_solid_mul_color_solid(DATA16 *p_dst, DATA16 src, DATA8 alpha, DATA8 r, DATA8 g, DATA8 b)
{
int r1, g1, b1;
if (alpha == 0) return;
r1 = ((((src >> 11) & 0x1f) * r) >> 5) & 0x1f;
g1 = ((((src >> 5) & 0x3f) * g) >> 6) & 0x3f;
b1 = (((src & 0x1f) * b) >> 5) & 0x1f;
if (alpha == 31) *p_dst = (r1 << 11) | (g1 << 5) | b1;
else
{
DATA32 rgb_unpack, d;
rgb_unpack = ((r1 << 11) | (g1 << 21) | b1) & RGB_565_UNPACKED_MASK;
d = RGB_565_UNPACK(*p_dst);
d = RGB_565_UNPACKED_BLEND(rgb_unpack, d, alpha);
*p_dst = RGB_565_PACK(d);
}
}
EFL_ALWAYS_INLINE void
_soft16_pt_blend_solid_solid_mul_color_solid(DATA16 *p_dst, DATA16 src, DATA16 r, DATA16 g, DATA16 b)
{
int r1, g1, b1;
r1 = ((((src >> 11) & 0x1f) * r) >> 5) & 0x1f;
g1 = ((((src >> 5) & 0x3f) * g) >> 6) & 0x3f;
b1 = (((src & 0x1f) * b) >> 5) & 0x1f;
*p_dst = (r1 << 11) | (g1 << 5) | b1;
}
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