From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- gfx/cairo/libpixman/src/pixman-combine.h.template | 226 ++++++++++++++++++++++ 1 file changed, 226 insertions(+) create mode 100644 gfx/cairo/libpixman/src/pixman-combine.h.template (limited to 'gfx/cairo/libpixman/src/pixman-combine.h.template') diff --git a/gfx/cairo/libpixman/src/pixman-combine.h.template b/gfx/cairo/libpixman/src/pixman-combine.h.template new file mode 100644 index 000000000..20f784b5b --- /dev/null +++ b/gfx/cairo/libpixman/src/pixman-combine.h.template @@ -0,0 +1,226 @@ + +#define COMPONENT_SIZE +#define MASK +#define ONE_HALF + +#define A_SHIFT +#define R_SHIFT +#define G_SHIFT +#define A_MASK +#define R_MASK +#define G_MASK + +#define RB_MASK +#define AG_MASK +#define RB_ONE_HALF +#define RB_MASK_PLUS_ONE + +#define ALPHA_c(x) ((x) >> A_SHIFT) +#define RED_c(x) (((x) >> R_SHIFT) & MASK) +#define GREEN_c(x) (((x) >> G_SHIFT) & MASK) +#define BLUE_c(x) ((x) & MASK) + +/* + * Helper macros. + */ + +#define MUL_UNc(a, b, t) \ + ((t) = (a) * (comp2_t)(b) + ONE_HALF, ((((t) >> G_SHIFT ) + (t) ) >> G_SHIFT )) + +#define DIV_UNc(a, b) \ + (((comp2_t) (a) * MASK + ((b) / 2)) / (b)) + +#define ADD_UNc(x, y, t) \ + ((t) = (x) + (y), \ + (comp4_t) (comp1_t) ((t) | (0 - ((t) >> G_SHIFT)))) + +#define DIV_ONE_UNc(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_rb = (x_rb * a) / 255 + */ +#define UNc_rb_MUL_UNc(x, a, t) \ + do \ + { \ + t = ((x) & RB_MASK) * (a); \ + t += RB_ONE_HALF; \ + x = (t + ((t >> G_SHIFT) & RB_MASK)) >> G_SHIFT; \ + x &= RB_MASK; \ + } while (0) + +/* + * x_rb = min (x_rb + y_rb, 255) + */ +#define UNc_rb_ADD_UNc_rb(x, y, t) \ + do \ + { \ + t = ((x) + (y)); \ + t |= RB_MASK_PLUS_ONE - ((t >> G_SHIFT) & RB_MASK); \ + x = (t & RB_MASK); \ + } while (0) + +/* + * x_rb = (x_rb * a_rb) / 255 + */ +#define UNc_rb_MUL_UNc_rb(x, a, t) \ + do \ + { \ + t = (x & MASK) * (a & MASK); \ + t |= (x & R_MASK) * ((a >> R_SHIFT) & MASK); \ + t += RB_ONE_HALF; \ + t = (t + ((t >> G_SHIFT) & RB_MASK)) >> G_SHIFT; \ + x = t & RB_MASK; \ + } while (0) + +/* + * x_c = (x_c * a) / 255 + */ +#define UNcx4_MUL_UNc(x, a) \ + do \ + { \ + comp4_t r1__, r2__, t__; \ + \ + r1__ = (x); \ + UNc_rb_MUL_UNc (r1__, (a), t__); \ + \ + r2__ = (x) >> G_SHIFT; \ + UNc_rb_MUL_UNc (r2__, (a), t__); \ + \ + (x) = r1__ | (r2__ << G_SHIFT); \ + } while (0) + +/* + * x_c = (x_c * a) / 255 + y_c + */ +#define UNcx4_MUL_UNc_ADD_UNcx4(x, a, y) \ + do \ + { \ + comp4_t r1__, r2__, r3__, t__; \ + \ + r1__ = (x); \ + r2__ = (y) & RB_MASK; \ + UNc_rb_MUL_UNc (r1__, (a), t__); \ + UNc_rb_ADD_UNc_rb (r1__, r2__, t__); \ + \ + r2__ = (x) >> G_SHIFT; \ + r3__ = ((y) >> G_SHIFT) & RB_MASK; \ + UNc_rb_MUL_UNc (r2__, (a), t__); \ + UNc_rb_ADD_UNc_rb (r2__, r3__, t__); \ + \ + (x) = r1__ | (r2__ << G_SHIFT); \ + } while (0) + +/* + * x_c = (x_c * a + y_c * b) / 255 + */ +#define UNcx4_MUL_UNc_ADD_UNcx4_MUL_UNc(x, a, y, b) \ + do \ + { \ + comp4_t r1__, r2__, r3__, t__; \ + \ + r1__ = (x); \ + r2__ = (y); \ + UNc_rb_MUL_UNc (r1__, (a), t__); \ + UNc_rb_MUL_UNc (r2__, (b), t__); \ + UNc_rb_ADD_UNc_rb (r1__, r2__, t__); \ + \ + r2__ = ((x) >> G_SHIFT); \ + r3__ = ((y) >> G_SHIFT); \ + UNc_rb_MUL_UNc (r2__, (a), t__); \ + UNc_rb_MUL_UNc (r3__, (b), t__); \ + UNc_rb_ADD_UNc_rb (r2__, r3__, t__); \ + \ + (x) = r1__ | (r2__ << G_SHIFT); \ + } while (0) + +/* + * x_c = (x_c * a_c) / 255 + */ +#define UNcx4_MUL_UNcx4(x, a) \ + do \ + { \ + comp4_t r1__, r2__, r3__, t__; \ + \ + r1__ = (x); \ + r2__ = (a); \ + UNc_rb_MUL_UNc_rb (r1__, r2__, t__); \ + \ + r2__ = (x) >> G_SHIFT; \ + r3__ = (a) >> G_SHIFT; \ + UNc_rb_MUL_UNc_rb (r2__, r3__, t__); \ + \ + (x) = r1__ | (r2__ << G_SHIFT); \ + } while (0) + +/* + * x_c = (x_c * a_c) / 255 + y_c + */ +#define UNcx4_MUL_UNcx4_ADD_UNcx4(x, a, y) \ + do \ + { \ + comp4_t r1__, r2__, r3__, t__; \ + \ + r1__ = (x); \ + r2__ = (a); \ + UNc_rb_MUL_UNc_rb (r1__, r2__, t__); \ + r2__ = (y) & RB_MASK; \ + UNc_rb_ADD_UNc_rb (r1__, r2__, t__); \ + \ + r2__ = ((x) >> G_SHIFT); \ + r3__ = ((a) >> G_SHIFT); \ + UNc_rb_MUL_UNc_rb (r2__, r3__, t__); \ + r3__ = ((y) >> G_SHIFT) & RB_MASK; \ + UNc_rb_ADD_UNc_rb (r2__, r3__, t__); \ + \ + (x) = r1__ | (r2__ << G_SHIFT); \ + } while (0) + +/* + * x_c = (x_c * a_c + y_c * b) / 255 + */ +#define UNcx4_MUL_UNcx4_ADD_UNcx4_MUL_UNc(x, a, y, b) \ + do \ + { \ + comp4_t r1__, r2__, r3__, t__; \ + \ + r1__ = (x); \ + r2__ = (a); \ + UNc_rb_MUL_UNc_rb (r1__, r2__, t__); \ + r2__ = (y); \ + UNc_rb_MUL_UNc (r2__, (b), t__); \ + UNc_rb_ADD_UNc_rb (r1__, r2__, t__); \ + \ + r2__ = (x) >> G_SHIFT; \ + r3__ = (a) >> G_SHIFT; \ + UNc_rb_MUL_UNc_rb (r2__, r3__, t__); \ + r3__ = (y) >> G_SHIFT; \ + UNc_rb_MUL_UNc (r3__, (b), t__); \ + UNc_rb_ADD_UNc_rb (r2__, r3__, t__); \ + \ + x = r1__ | (r2__ << G_SHIFT); \ + } while (0) + +/* + x_c = min(x_c + y_c, 255) +*/ +#define UNcx4_ADD_UNcx4(x, y) \ + do \ + { \ + comp4_t r1__, r2__, r3__, t__; \ + \ + r1__ = (x) & RB_MASK; \ + r2__ = (y) & RB_MASK; \ + UNc_rb_ADD_UNc_rb (r1__, r2__, t__); \ + \ + r2__ = ((x) >> G_SHIFT) & RB_MASK; \ + r3__ = ((y) >> G_SHIFT) & RB_MASK; \ + UNc_rb_ADD_UNc_rb (r2__, r3__, t__); \ + \ + x = r1__ | (r2__ << G_SHIFT); \ + } while (0) -- cgit v1.2.3