Enlightenment CVS committal
Author : raster
Project : e17
Module : proto
Dir : e17/proto/gfx_routines
Modified Files:
blend.c
Log Message:
jose came up with some nice idea for a faster c blender... much nicer :)
===================================================================
RCS file: /cvsroot/enlightenment/e17/proto/gfx_routines/blend.c,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -3 -r1.1 -r1.2
--- blend.c 8 Jan 2006 11:53:10 -0000 1.1
+++ blend.c 17 Jan 2006 08:13:34 -0000 1.2
@@ -89,6 +89,17 @@
FN_ARGB32_END();
/****************************************************************************/
+FN_ARGB32_START(pix_blend_c2);
+FN_ARGB32_DO();
+DATA32 a;
+a = 256 - (*src_ptr >> 24);
+*dst_ptr = *src_ptr +
+ ((((*dst_ptr >> 8) & 0x00ff00ff) * a) & 0xff00ff00) +
+ ((((*dst_ptr & 0x00ff00ff) * a) >> 8) & 0x00ff00ff);
+FN_ARGB32_DONE();
+FN_ARGB32_END();
+
+/****************************************************************************/
FN_ARGB32_START(pix_blend_mmx);
pxor_r2r(mm4, mm4); // mm4 = 0
pxor_r2r(mm5, mm5); // mm5 = 0
@@ -238,6 +249,28 @@
FN_ARGB32_END();
/****************************************************************************/
+FN_ARGB32_START(pix_blend_c2_sparse);
+FN_ARGB32_DO();
+DATA32 a;
+a = A_VAL(src_ptr);
+switch (a)
+{
+ case 0:
+ break;
+ case 255:
+ *dst_ptr = *src_ptr;
+ break;
+ default:
+ a = 256 - a;
+ *dst_ptr = *src_ptr +
+ ((((*dst_ptr >> 8) & 0x00ff00ff) * a) & 0xff00ff00) +
+ ((((*dst_ptr & 0x00ff00ff) * a) >> 8) & 0x00ff00ff);
+ break;
+}
+FN_ARGB32_DONE();
+FN_ARGB32_END();
+
+/****************************************************************************/
FN_ARGB32_START(pix_blend_mmx_sparse);
pxor_r2r(mm4, mm4); // mm4 = 0
pxor_r2r(mm5, mm5); // mm5 = 0
@@ -405,6 +438,29 @@
FN_ARGB32_END();
/****************************************************************************/
+FN_ARGB32_START(pix_blend_c2_sparse_destalpha);
+FN_ARGB32_DO();
+DATA32 tmp, a;
+a = A_VAL(src_ptr);
+switch (a)
+{
+ case 0:
+ break;
+ case 255:
+ *dst_ptr = *src_ptr;
+ break;
+ default:
+ a++;
+ R_VAL(dst_ptr) = BLEND(R_VAL(dst_ptr), R_VAL(src_ptr), a, tmp);
+ G_VAL(dst_ptr) = BLEND(G_VAL(dst_ptr), G_VAL(src_ptr), a, tmp);
+ B_VAL(dst_ptr) = BLEND(B_VAL(dst_ptr), B_VAL(src_ptr), a, tmp);
+ A_VAL(dst_ptr) = A_VAL(dst_ptr) + a - 1 - MUL(a, A_VAL(dst_ptr), tmp);
+ break;
+}
+FN_ARGB32_DONE();
+FN_ARGB32_END();
+
+/****************************************************************************/
FN_ARGB32_START(pix_copy_memcpy);
memcpy(dst_ptr, src_ptr, len * 4);
FN_ARGB32_END();
@@ -640,10 +696,12 @@
TEST(pix_copy_sse2, "pix_copy_sse2", solid_dst, 0);
printf(" -- \n");
TEST(pix_blend_c, "pix_blend_c", solid_dst, 0);
+ TEST(pix_blend_c2 ,"pix_blend_c2", solid_dst, 0);
TEST(pix_blend_mmx, "pix_blend_mmx", solid_dst, 0);
TEST(pix_blend_sse, "pix_blend_sse", solid_dst, 0);
TEST(pix_blend_sse2, "pix_blend_sse2", solid_dst, 0);
TEST(pix_blend_c_sparse, "pix_blend_c_sparse", solid_dst, 0);
+ TEST(pix_blend_c2_sparse, "pix_blend_c2_sparse", solid_dst, 0);
TEST(pix_blend_mmx_sparse, "pix_blend_mmx_sparse", solid_dst, 0);
TEST(pix_blend_sse_sparse, "pix_blend_sse_sparse", solid_dst, 0);
TEST(pix_blend_sse2_sparse, "pix_blend_sse2_sparse", solid_dst, 0);
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