hermet pushed a commit to branch master.
http://git.enlightenment.org/core/efl.git/commit/?id=1e33454772183563e0d2ffca6c961ff5822392ef
commit 1e33454772183563e0d2ffca6c961ff5822392ef
Author: ChunEon Park <chuneon.p...@samsung.com>
Date: Tue Apr 7 23:06:43 2015 +0900
evas common: make logic same to c code version.
As C version,
It increase alpha value by 1 to avoid loosing of the remains while it
divides
values. Neon version does same technique to make same results.
---
src/lib/evas/common/evas_convert_color.c | 27 +++++++++++++--------------
1 file changed, 13 insertions(+), 14 deletions(-)
diff --git a/src/lib/evas/common/evas_convert_color.c
b/src/lib/evas/common/evas_convert_color.c
index d7056c8..c34e80b 100644
--- a/src/lib/evas/common/evas_convert_color.c
+++ b/src/lib/evas/common/evas_convert_color.c
@@ -32,7 +32,7 @@ evas_common_convert_argb_premul(DATA32 *data, unsigned int
len)
DATA32 *de = data + len;
DATA32 nas = 0;
- #ifdef BUILD_NEON
+#ifdef BUILD_NEON
if (evas_common_cpu_has_feature(CPU_FEATURE_NEON))
{
uint8x8_t mask_0x00 = vdup_n_u8(0);
@@ -42,31 +42,30 @@ evas_common_convert_argb_premul(DATA32 *data, unsigned int
len)
while (data <= de - 8)
{
-
uint8x8x4_t rgba = vld4_u8(data);
- cmp = vand_u8(vorr_u8(
- vceq_u8(rgba.val[3], mask_0xff),
- vceq_u8(rgba.val[3], mask_0x00)
- ), mask_0x01);
+ cmp = vand_u8(vorr_u8(vceq_u8(rgba.val[3], mask_0xff),
+ vceq_u8(rgba.val[3], mask_0x00)),
+ mask_0x01);
nas += vpaddl_u32(vpaddl_u16(vpaddl_u8(cmp)));
uint16x8x4_t lrgba;
-
lrgba.val[0] = vmovl_u8(rgba.val[0]);
lrgba.val[1] = vmovl_u8(rgba.val[1]);
lrgba.val[2] = vmovl_u8(rgba.val[2]);
-
- rgba.val[0] = vshrn_n_u16(vmlal_u8(lrgba.val[0], rgba.val[0],
rgba.val[3]), 8);
- rgba.val[1] = vshrn_n_u16(vmlal_u8(lrgba.val[1], rgba.val[1],
rgba.val[3]), 8);
- rgba.val[2] = vshrn_n_u16(vmlal_u8(lrgba.val[2], rgba.val[2],
rgba.val[3]), 8);
-
+ lrgba.val[3] = vaddl_u8(rgba.val[3], mask_0x01);
+
+ rgba.val[0] = vshrn_n_u16(vmlaq_u16(lrgba.val[0], lrgba.val[0],
+ lrgba.val[3]), 8);
+ rgba.val[1] = vshrn_n_u16(vmlaq_u16(lrgba.val[1], lrgba.val[1],
+ lrgba.val[3]), 8);
+ rgba.val[2] = vshrn_n_u16(vmlaq_u16(lrgba.val[2], lrgba.val[2],
+ lrgba.val[3]), 8);
vst4_u8(data, rgba);
data += 8;
-
}
}
- #endif
+#endif
while (data < de)
{
--
