diff options
Diffstat (limited to 'gfx/cairo/libpixman/src/pixman-combine.h.template')
| -rw-r--r-- | gfx/cairo/libpixman/src/pixman-combine.h.template | 226 |
1 files changed, 0 insertions, 226 deletions
diff --git a/gfx/cairo/libpixman/src/pixman-combine.h.template b/gfx/cairo/libpixman/src/pixman-combine.h.template deleted file mode 100644 index 20f784b5b4..0000000000 --- a/gfx/cairo/libpixman/src/pixman-combine.h.template +++ /dev/null @@ -1,226 +0,0 @@ - -#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) |