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[freetype2] gsoc-anurag-2023 0e4a081e8: improve simd
From: |
Werner Lemberg |
Subject: |
[freetype2] gsoc-anurag-2023 0e4a081e8: improve simd |
Date: |
Sun, 8 Oct 2023 11:26:11 -0400 (EDT) |
branch: gsoc-anurag-2023
commit 0e4a081e8783da4cafc8e24960d42896b9d7839e
Author: Anurag Thakur <anurag105csec21@bpitindia.edu.in>
Commit: Anurag Thakur <anurag105csec21@bpitindia.edu.in>
improve simd
---
src/base/ftobjs.c | 2 +-
src/dense/ftdense.c | 7 +++++--
2 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/src/base/ftobjs.c b/src/base/ftobjs.c
index 1c8e6e13f..11b6d9b16 100644
--- a/src/base/ftobjs.c
+++ b/src/base/ftobjs.c
@@ -3154,7 +3154,7 @@ int conic_to2(FT_GlyphSlot* slot, FT_Vector *control,
FT_Vector *from, FT_Vector
face->garray = (FT_GlyphSlot*)malloc(
face->driver->clazz->slot_object_size * face->num_glyphs );
//error = FT_Set_Char_Size( face, 0, 160 * 64, 300, 300 );
- error = FT_Set_Pixel_Sizes( face, 0, 100);
+ error = FT_Set_Pixel_Sizes( face, 0, 200);
// int glyph_index = FT_Get_Char_Index( face, 'A' );
// error = FT_Load_Glyph( face, glyph_index,
FT_LOAD_NO_HINTING );
diff --git a/src/dense/ftdense.c b/src/dense/ftdense.c
index 978db2b3f..eadda8295 100644
--- a/src/dense/ftdense.c
+++ b/src/dense/ftdense.c
@@ -467,6 +467,7 @@ dense_render_glyph( dense_worker* worker, const FT_Bitmap*
target, FT_PreLine pl
__m128i offset = _mm_setzero_si128();
__m128i nzero = _mm_castps_si128(_mm_set1_ps(-0.0));
+
for (int i = 0; i < worker->m_h*worker->m_w; i += 4)
{
@@ -482,13 +483,15 @@ dense_render_glyph( dense_worker* worker, const
FT_Bitmap* target, FT_PreLine pl
x = _mm_add_epi32( x, offset );
__m128i y = _mm_srli_epi32( _mm_abs_epi32( x) , 4 );
- y = _mm_packs_epi32(y, nzero);
- y = _mm_packus_epi16(y, nzero);
+ y = _mm_packus_epi16(_mm_packs_epi32(y, nzero), nzero);
// int* ptr = (int*)&dest[i];
_mm_storeu_si32(&dest[i], y);
offset = _mm_shuffle_epi32(x,_MM_SHUFFLE( 3, 3, 3, 3 ) );
+
+
+
}
#elif FT_NEON
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