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authormarha <marha@users.sourceforge.net>2009-07-25 16:02:10 +0000
committermarha <marha@users.sourceforge.net>2009-07-25 16:02:10 +0000
commit6aa791a05508dd822b229cd4ff4f9b8cdd617db3 (patch)
treea07d0a8452c90e3305417e8691d6e1deca7aa9aa /pixman/pixman/pixman-combine64.h
parentddfb922180a6a847d52609592a2bdb37179ca439 (diff)
parent4b195776d5fb64e83a4e56627367d8e9ea10cbf7 (diff)
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svn merge file:///D:/svnrepos/vcxsrv/branches/released .
Diffstat (limited to 'pixman/pixman/pixman-combine64.h')
-rw-r--r--pixman/pixman/pixman-combine64.h370
1 files changed, 186 insertions, 184 deletions
diff --git a/pixman/pixman/pixman-combine64.h b/pixman/pixman/pixman-combine64.h
index 8782d1b40..e5ecef3a1 100644
--- a/pixman/pixman/pixman-combine64.h
+++ b/pixman/pixman/pixman-combine64.h
@@ -1,231 +1,233 @@
/* WARNING: This file is generated by combine.pl from combine.inc.
Please edit one of those files rather than this one. */
-#line 1 "combine.inc"
+#line 1 "pixman-combine.c.template"
#define COMPONENT_SIZE 16
#define MASK 0xffffULL
#define ONE_HALF 0x8000ULL
-#define G_SHIFT 16
-#define B_SHIFT 16 * 2
#define A_SHIFT 16 * 3
-#define G_MASK 0xffff0000ULL
-#define B_MASK 0xffff00000000ULL
+#define R_SHIFT 16 * 2
+#define G_SHIFT 16
#define A_MASK 0xffff000000000000ULL
+#define R_MASK 0xffff00000000ULL
+#define G_MASK 0xffff0000ULL
#define RB_MASK 0xffff0000ffffULL
#define AG_MASK 0xffff0000ffff0000ULL
#define RB_ONE_HALF 0x800000008000ULL
#define RB_MASK_PLUS_ONE 0x10000000010000ULL
-#define Alpha(x) ((x) >> A_SHIFT)
+#define ALPHA_16(x) ((x) >> A_SHIFT)
+#define RED_16(x) (((x) >> R_SHIFT) & MASK)
+#define GREEN_16(x) (((x) >> G_SHIFT) & MASK)
+#define BLUE_16(x) ((x) & MASK)
/*
* Helper macros.
*/
-#define IntMult(a,b,t) ( (t) = (a) * (b) + ONE_HALF, ( ( ( (t)>>G_SHIFT ) + (t) )>>G_SHIFT ) )
-#define IntDiv(a,b) (((uint32_t) (a) * MASK) / (b))
+#define MUL_UN16(a, b, t) \
+ ((t) = (a) * (b) + ONE_HALF, ((((t) >> G_SHIFT ) + (t) ) >> G_SHIFT ))
-#define GetComp(v,i) ((uint32_t) (uint16_t) ((v) >> i))
+#define DIV_UN16(a, b) \
+ (((uint32_t) (a) * MASK) / (b))
-#define Add(x,y,i,t) ((t) = GetComp(x,i) + GetComp(y,i), \
- (uint64_t) ((uint16_t) ((t) | (0 - ((t) >> G_SHIFT)))) << (i))
+#define ADD_UN16(x, y, t) \
+ ((t) = x + y, \
+ (uint64_t) (uint16_t) ((t) | (0 - ((t) >> G_SHIFT))))
-#define FbGen(x,y,i,ax,ay,t,u,v) ((t) = (IntMult(GetComp(y,i),ay,(u)) + \
- IntMult(GetComp(x,i),ax,(v))), \
- (uint64_t) ((uint16_t) ((t) | \
- (0 - ((t) >> G_SHIFT)))) << (i))
+#define DIV_ONE_UN16(x) \
+ (((x) + ONE_HALF + (((x) + ONE_HALF) >> G_SHIFT)) >> G_SHIFT)
/*
- The methods below use some tricks to be able to do two color
- components at the same time.
-*/
-
-/*
- x_c = (x_c * a) / 255
-*/
-#define FbByteMul(x, a) do { \
- uint64_t t = ((x & RB_MASK) * a) + RB_ONE_HALF; \
- t = (t + ((t >> COMPONENT_SIZE) & RB_MASK)) >> COMPONENT_SIZE; \
- t &= RB_MASK; \
- \
- x = (((x >> COMPONENT_SIZE) & RB_MASK) * a) + RB_ONE_HALF; \
- x = (x + ((x >> COMPONENT_SIZE) & RB_MASK)); \
- x &= RB_MASK << COMPONENT_SIZE; \
- x += t; \
- } while (0)
+ * The methods below use some tricks to be able to do two color
+ * components at the same time.
+ */
/*
- x_c = (x_c * a) / 255 + y
-*/
-#define FbByteMulAdd(x, a, y) do { \
- /* multiply and divide: trunc((i + 128)*257/65536) */ \
- uint64_t t = ((x & RB_MASK) * a) + RB_ONE_HALF; \
- t = (t + ((t >> COMPONENT_SIZE) & RB_MASK)) >> COMPONENT_SIZE; \
- t &= RB_MASK; \
- \
- /* add */ \
- t += y & RB_MASK; \
- \
- /* saturate */ \
- t |= RB_MASK_PLUS_ONE - ((t >> COMPONENT_SIZE) & RB_MASK); \
- t &= RB_MASK; \
- \
- /* multiply and divide */ \
- x = (((x >> COMPONENT_SIZE) & RB_MASK) * a) + RB_ONE_HALF; \
- x = (x + ((x >> COMPONENT_SIZE) & RB_MASK)) >> COMPONENT_SIZE; \
- x &= RB_MASK; \
- \
- /* add */ \
- x += (y >> COMPONENT_SIZE) & RB_MASK; \
- \
- /* saturate */ \
- x |= RB_MASK_PLUS_ONE - ((x >> COMPONENT_SIZE) & RB_MASK); \
- x &= RB_MASK; \
- \
- /* recombine */ \
- x <<= COMPONENT_SIZE; \
- x += t; \
+ * x_c = (x_c * a) / 255
+ */
+#define UN16x4_MUL_UN16(x, a) \
+ do \
+ { \
+ uint64_t t = ((x & RB_MASK) * a) + RB_ONE_HALF; \
+ t = (t + ((t >> COMPONENT_SIZE) & RB_MASK)) >> COMPONENT_SIZE; \
+ t &= RB_MASK; \
+ \
+ x = (((x >> COMPONENT_SIZE) & RB_MASK) * a) + RB_ONE_HALF; \
+ x = (x + ((x >> COMPONENT_SIZE) & RB_MASK)); \
+ x &= RB_MASK << COMPONENT_SIZE; \
+ x += t; \
} while (0)
/*
- x_c = (x_c * a + y_c * b) / 255
-*/
-#define FbByteAddMul(x, a, y, b) do { \
- uint64_t t; \
- uint64_t r = (x >> A_SHIFT) * a + (y >> A_SHIFT) * b + ONE_HALF; \
- r += (r >> G_SHIFT); \
- r >>= G_SHIFT; \
- \
- t = (x & G_MASK) * a + (y & G_MASK) * b; \
- t += (t >> G_SHIFT) + (ONE_HALF << G_SHIFT); \
- t >>= B_SHIFT; \
- \
- t |= r << B_SHIFT; \
- t |= RB_MASK_PLUS_ONE - ((t >> G_SHIFT) & RB_MASK); \
- t &= RB_MASK; \
- t <<= G_SHIFT; \
- \
- r = ((x >> B_SHIFT) & MASK) * a + \
- ((y >> B_SHIFT) & MASK) * b + ONE_HALF; \
- r += (r >> G_SHIFT); \
- r >>= G_SHIFT; \
- \
- x = (x & MASK) * a + (y & MASK) * b + ONE_HALF; \
- x += (x >> G_SHIFT); \
- x >>= G_SHIFT; \
- x |= r << B_SHIFT; \
- x |= RB_MASK_PLUS_ONE - ((x >> G_SHIFT) & RB_MASK); \
- x &= RB_MASK; \
- x |= t; \
+ * x_c = (x_c * a) / 255 + y_c
+ */
+#define UN16x4_MUL_UN16_ADD_UN16x4(x, a, y) \
+ do \
+ { \
+ /* multiply and divide: trunc((i + 128)*257/65536) */ \
+ uint64_t t = ((x & RB_MASK) * a) + RB_ONE_HALF; \
+ t = (t + ((t >> COMPONENT_SIZE) & RB_MASK)) >> COMPONENT_SIZE; \
+ t &= RB_MASK; \
+ \
+ /* add */ \
+ t += y & RB_MASK; \
+ \
+ /* saturate */ \
+ t |= RB_MASK_PLUS_ONE - ((t >> COMPONENT_SIZE) & RB_MASK); \
+ t &= RB_MASK; \
+ \
+ /* multiply and divide */ \
+ x = (((x >> COMPONENT_SIZE) & RB_MASK) * a) + RB_ONE_HALF; \
+ x = (x + ((x >> COMPONENT_SIZE) & RB_MASK)) >> COMPONENT_SIZE; \
+ x &= RB_MASK; \
+ \
+ /* add */ \
+ x += (y >> COMPONENT_SIZE) & RB_MASK; \
+ \
+ /* saturate */ \
+ x |= RB_MASK_PLUS_ONE - ((x >> COMPONENT_SIZE) & RB_MASK); \
+ x &= RB_MASK; \
+ \
+ /* recombine */ \
+ x <<= COMPONENT_SIZE; \
+ x += t; \
} while (0)
/*
- x_c = (x_c * a + y_c *b) / 256
-*/
-#define FbByteAddMul_256(x, a, y, b) do { \
- uint64_t t = (x & RB_MASK) * a + (y & RB_MASK) * b; \
- t >>= G_SHIFT; \
- t &= RB_MASK; \
- \
- x = ((x >> G_SHIFT) & RB_MASK) * a + \
- ((y >> G_SHIFT) & RB_MASK) * b; \
- x &= AG_MASK; \
- x += t; \
+ * x_c = (x_c * a + y_c * b) / 255
+ */
+#define UN16x4_MUL_UN16_ADD_UN16x4_MUL_UN16(x, a, y, b) \
+ do \
+ { \
+ uint64_t t; \
+ uint64_t r = (x >> A_SHIFT) * a + (y >> A_SHIFT) * b + ONE_HALF; \
+ r += (r >> G_SHIFT); \
+ r >>= G_SHIFT; \
+ \
+ t = (x & G_MASK) * a + (y & G_MASK) * b; \
+ t += (t >> G_SHIFT) + (ONE_HALF << G_SHIFT); \
+ t >>= R_SHIFT; \
+ \
+ t |= r << R_SHIFT; \
+ t |= RB_MASK_PLUS_ONE - ((t >> G_SHIFT) & RB_MASK); \
+ t &= RB_MASK; \
+ t <<= G_SHIFT; \
+ \
+ r = ((x >> R_SHIFT) & MASK) * a + \
+ ((y >> R_SHIFT) & MASK) * b + ONE_HALF; \
+ r += (r >> G_SHIFT); \
+ r >>= G_SHIFT; \
+ \
+ x = (x & MASK) * a + (y & MASK) * b + ONE_HALF; \
+ x += (x >> G_SHIFT); \
+ x >>= G_SHIFT; \
+ x |= r << R_SHIFT; \
+ x |= RB_MASK_PLUS_ONE - ((x >> G_SHIFT) & RB_MASK); \
+ x &= RB_MASK; \
+ x |= t; \
} while (0)
/*
- x_c = (x_c * a_c) / 255
-*/
-#define FbByteMulC(x, a) do { \
- uint64_t t; \
- uint64_t r = (x & MASK) * (a & MASK); \
- r |= (x & B_MASK) * ((a >> B_SHIFT) & MASK); \
- r += RB_ONE_HALF; \
- r = (r + ((r >> G_SHIFT) & RB_MASK)) >> G_SHIFT; \
- r &= RB_MASK; \
- \
- x >>= G_SHIFT; \
- t = (x & MASK) * ((a >> G_SHIFT) & MASK); \
- t |= (x & B_MASK) * (a >> A_SHIFT); \
- t += RB_ONE_HALF; \
- t = t + ((t >> G_SHIFT) & RB_MASK); \
- x = r | (t & AG_MASK); \
+ * x_c = (x_c * a_c) / 255
+ */
+#define UN16x4_MUL_UN16x4(x, a) \
+ do \
+ { \
+ uint64_t t; \
+ uint64_t r = (x & MASK) * (a & MASK); \
+ r |= (x & R_MASK) * ((a >> R_SHIFT) & MASK); \
+ r += RB_ONE_HALF; \
+ r = (r + ((r >> G_SHIFT) & RB_MASK)) >> G_SHIFT; \
+ r &= RB_MASK; \
+ \
+ x >>= G_SHIFT; \
+ t = (x & MASK) * ((a >> G_SHIFT) & MASK); \
+ t |= (x & R_MASK) * (a >> A_SHIFT); \
+ t += RB_ONE_HALF; \
+ t = t + ((t >> G_SHIFT) & RB_MASK); \
+ x = r | (t & AG_MASK); \
} while (0)
/*
- x_c = (x_c * a) / 255 + y
-*/
-#define FbByteMulAddC(x, a, y) do { \
- uint64_t t; \
- uint64_t r = (x & MASK) * (a & MASK); \
- r |= (x & B_MASK) * ((a >> B_SHIFT) & MASK); \
- r += RB_ONE_HALF; \
- r = (r + ((r >> G_SHIFT) & RB_MASK)) >> G_SHIFT; \
- r &= RB_MASK; \
- r += y & RB_MASK; \
- r |= RB_MASK_PLUS_ONE - ((r >> G_SHIFT) & RB_MASK); \
- r &= RB_MASK; \
- \
- x >>= G_SHIFT; \
- t = (x & MASK) * ((a >> G_SHIFT) & MASK); \
- t |= (x & B_MASK) * (a >> A_SHIFT); \
- t += RB_ONE_HALF; \
- t = (t + ((t >> G_SHIFT) & RB_MASK)) >> G_SHIFT; \
- t &= RB_MASK; \
- t += (y >> G_SHIFT) & RB_MASK; \
- t |= RB_MASK_PLUS_ONE - ((t >> G_SHIFT) & RB_MASK); \
- t &= RB_MASK; \
- x = r | (t << G_SHIFT); \
+ * x_c = (x_c * a_c) / 255 + y_c
+ */
+#define UN16x4_MUL_UN16x4_ADD_UN16x4(x, a, y) \
+ do \
+ { \
+ uint64_t t; \
+ uint64_t r = (x & MASK) * (a & MASK); \
+ r |= (x & R_MASK) * ((a >> R_SHIFT) & MASK); \
+ r += RB_ONE_HALF; \
+ r = (r + ((r >> G_SHIFT) & RB_MASK)) >> G_SHIFT; \
+ r &= RB_MASK; \
+ r += y & RB_MASK; \
+ r |= RB_MASK_PLUS_ONE - ((r >> G_SHIFT) & RB_MASK); \
+ r &= RB_MASK; \
+ \
+ x >>= G_SHIFT; \
+ t = (x & MASK) * ((a >> G_SHIFT) & MASK); \
+ t |= (x & R_MASK) * (a >> A_SHIFT); \
+ t += RB_ONE_HALF; \
+ t = (t + ((t >> G_SHIFT) & RB_MASK)) >> G_SHIFT; \
+ t &= RB_MASK; \
+ t += (y >> G_SHIFT) & RB_MASK; \
+ t |= RB_MASK_PLUS_ONE - ((t >> G_SHIFT) & RB_MASK); \
+ t &= RB_MASK; \
+ x = r | (t << G_SHIFT); \
} while (0)
/*
- x_c = (x_c * a_c + y_c * b) / 255
-*/
-#define FbByteAddMulC(x, a, y, b) do { \
- uint64_t t; \
- uint64_t r = (x >> A_SHIFT) * (a >> A_SHIFT) + \
- (y >> A_SHIFT) * b; \
- r += (r >> G_SHIFT) + ONE_HALF; \
- r >>= G_SHIFT; \
- \
- t = (x & G_MASK) * ((a >> G_SHIFT) & MASK) + (y & G_MASK) * b; \
- t += (t >> G_SHIFT) + (ONE_HALF << G_SHIFT); \
- t >>= B_SHIFT; \
- \
- t |= r << B_SHIFT; \
- t |= RB_MASK_PLUS_ONE - ((t >> G_SHIFT) & RB_MASK); \
- t &= RB_MASK; \
- t <<= G_SHIFT; \
- \
- r = ((x >> B_SHIFT) & MASK) * ((a >> B_SHIFT) & MASK) + \
- ((y >> B_SHIFT) & MASK) * b + ONE_HALF; \
- r += (r >> G_SHIFT); \
- r >>= G_SHIFT; \
- \
- x = (x & MASK) * (a & MASK) + (y & MASK) * b + ONE_HALF; \
- x += (x >> G_SHIFT); \
- x >>= G_SHIFT; \
- x |= r << B_SHIFT; \
- x |= RB_MASK_PLUS_ONE - ((x >> G_SHIFT) & RB_MASK); \
- x &= RB_MASK; \
- x |= t; \
+ * x_c = (x_c * a_c + y_c * b) / 255
+ */
+#define UN16x4_MUL_UN16x4_ADD_UN16x4_MUL_UN16(x, a, y, b) \
+ do \
+ { \
+ uint64_t t; \
+ uint64_t r = (x >> A_SHIFT) * (a >> A_SHIFT) + \
+ (y >> A_SHIFT) * b; \
+ r += (r >> G_SHIFT) + ONE_HALF; \
+ r >>= G_SHIFT; \
+ \
+ t = (x & G_MASK) * ((a >> G_SHIFT) & MASK) + (y & G_MASK) * b; \
+ t += (t >> G_SHIFT) + (ONE_HALF << G_SHIFT); \
+ t >>= R_SHIFT; \
+ \
+ t |= r << R_SHIFT; \
+ t |= RB_MASK_PLUS_ONE - ((t >> G_SHIFT) & RB_MASK); \
+ t &= RB_MASK; \
+ t <<= G_SHIFT; \
+ \
+ r = ((x >> R_SHIFT) & MASK) * ((a >> R_SHIFT) & MASK) + \
+ ((y >> R_SHIFT) & MASK) * b + ONE_HALF; \
+ r += (r >> G_SHIFT); \
+ r >>= G_SHIFT; \
+ \
+ x = (x & MASK) * (a & MASK) + (y & MASK) * b + ONE_HALF; \
+ x += (x >> G_SHIFT); \
+ x >>= G_SHIFT; \
+ x |= r << R_SHIFT; \
+ x |= RB_MASK_PLUS_ONE - ((x >> G_SHIFT) & RB_MASK); \
+ x &= RB_MASK; \
+ x |= t; \
} while (0)
/*
- x_c = min(x_c + y_c, 255)
-*/
-#define FbByteAdd(x, y) do { \
- uint64_t t; \
- uint64_t r = (x & RB_MASK) + (y & RB_MASK); \
- r |= RB_MASK_PLUS_ONE - ((r >> G_SHIFT) & RB_MASK); \
- r &= RB_MASK; \
- \
- t = ((x >> G_SHIFT) & RB_MASK) + ((y >> G_SHIFT) & RB_MASK); \
- t |= RB_MASK_PLUS_ONE - ((t >> G_SHIFT) & RB_MASK); \
- r |= (t & RB_MASK) << G_SHIFT; \
- x = r; \
+ x_c = min(x_c + y_c, 255)
+ */
+#define UN16x4_ADD_UN16x4(x, y) \
+ do \
+ { \
+ uint64_t t; \
+ uint64_t r = (x & RB_MASK) + (y & RB_MASK); \
+ r |= RB_MASK_PLUS_ONE - ((r >> G_SHIFT) & RB_MASK); \
+ r &= RB_MASK; \
+ \
+ t = ((x >> G_SHIFT) & RB_MASK) + ((y >> G_SHIFT) & RB_MASK); \
+ t |= RB_MASK_PLUS_ONE - ((t >> G_SHIFT) & RB_MASK); \
+ r |= (t & RB_MASK) << G_SHIFT; \
+ x = r; \
} while (0)
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-16 21:51:12 +0000