diff options
Diffstat (limited to 'src/libclut.h')
| -rw-r--r-- | src/libclut.h | 288 |
1 files changed, 144 insertions, 144 deletions
diff --git a/src/libclut.h b/src/libclut.h index 8cb371f..f994833 100644 --- a/src/libclut.h +++ b/src/libclut.h @@ -32,7 +32,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -42,12 +42,12 @@ * @param g The contrast parameter for the green curve. * @param b The contrast parameter for the blue curve. */ -#define libclut_rgb_contrast(ramp, max, type, r, g, b) \ +#define libclut_rgb_contrast(clut, max, type, r, g, b) \ do \ { \ - if ((r) != 1.0) libclut__(ramp, red, type, LIBCLUT_VALUE - (max) * 0.5 * (r) + (max) * 0.5); \ - if ((g) != 1.0) libclut__(ramp, green, type, LIBCLUT_VALUE - (max) * 0.5 * (g) + (max) * 0.5); \ - if ((b) != 1.0) libclut__(ramp, blue, type, LIBCLUT_VALUE - (max) * 0.5 * (b) + (max) * 0.5); \ + if ((r) != 1.0) libclut__(clut, red, type, LIBCLUT_VALUE - (max) * 0.5 * (r) + (max) * 0.5); \ + if ((g) != 1.0) libclut__(clut, green, type, LIBCLUT_VALUE - (max) * 0.5 * (g) + (max) * 0.5); \ + if ((b) != 1.0) libclut__(clut, blue, type, LIBCLUT_VALUE - (max) * 0.5 * (b) + (max) * 0.5); \ } \ while (0) @@ -61,7 +61,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -71,8 +71,8 @@ * @param g The contrast parameter for the green curve. * @param b The contrast parameter for the blue curve. */ -#define libclut_cie_contrast(ramp, max, type, r, g, b) \ - libclut_cie__(ramp, max, type, (r == g) && (g == b), (r) != 1.0, (g) != 1.0, (b) != 1.0, \ +#define libclut_cie_contrast(clut, max, type, r, g, b) \ + libclut_cie__(clut, max, type, (r == g) && (g == b), (r) != 1.0, (g) != 1.0, (b) != 1.0, \ (Y__ - 0.5) * (r) + 0.5, (Y__ - 0.5) * (g) + 0.5, (Y__ - 0.5) * (b) + 0.5) @@ -83,7 +83,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -93,12 +93,12 @@ * @param g The brightness parameter for the green curve. * @param b The brightness parameter for the blue curve. */ -#define libclut_rgb_brightness(ramp, max, type, r, g, b) \ +#define libclut_rgb_brightness(clut, max, type, r, g, b) \ do \ { \ - if ((r) != 1.0) libclut__(ramp, red, type, LIBCLUT_VALUE * (r)); \ - if ((g) != 1.0) libclut__(ramp, green, type, LIBCLUT_VALUE * (g)); \ - if ((b) != 1.0) libclut__(ramp, blue, type, LIBCLUT_VALUE * (b)); \ + if ((r) != 1.0) libclut__(clut, red, type, LIBCLUT_VALUE * (r)); \ + if ((g) != 1.0) libclut__(clut, green, type, LIBCLUT_VALUE * (g)); \ + if ((b) != 1.0) libclut__(clut, blue, type, LIBCLUT_VALUE * (b)); \ } \ while (0) @@ -110,7 +110,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -120,8 +120,8 @@ * @param g The brightness parameter for the green curve. * @param b The brightness parameter for the blue curve. */ -#define libclut_cie_brightness(ramp, max, type, r, g, b) \ - libclut_cie__(ramp, max, type, ((r) == (g)) && ((g) == (b)), \ +#define libclut_cie_brightness(clut, max, type, r, g, b) \ + libclut_cie__(clut, max, type, ((r) == (g)) && ((g) == (b)), \ (r) != 1.0, (g) != 1.0, (b) != 1.0, Y__ * (r), Y__ * (g), Y__ * (b)) @@ -130,7 +130,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -140,16 +140,16 @@ * @param g Whether to convert the green colour curve. * @param b Whether to convert the blue colour curve. */ -#define libclut_linearise(ramp, max, type, r, g, b) \ +#define libclut_linearise(clut, max, type, r, g, b) \ do \ { \ double m__ = (double)(max); \ if (r) \ - libclut__(ramp, red, type, m__ * libclut_model_standard_to_linear1(LIBCLUT_VALUE / m__)); \ + libclut__(clut, red, type, m__ * libclut_model_standard_to_linear1(LIBCLUT_VALUE / m__)); \ if (g) \ - libclut__(ramp, green, type, m__ * libclut_model_standard_to_linear1(LIBCLUT_VALUE / m__)); \ + libclut__(clut, green, type, m__ * libclut_model_standard_to_linear1(LIBCLUT_VALUE / m__)); \ if (b) \ - libclut__(ramp, blue, type, m__ * libclut_model_standard_to_linear1(LIBCLUT_VALUE / m__)); \ + libclut__(clut, blue, type, m__ * libclut_model_standard_to_linear1(LIBCLUT_VALUE / m__)); \ } \ while (0) @@ -159,7 +159,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -169,16 +169,16 @@ * @param g Whether to convert the green colour curve. * @param b Whether to convert the blue colour curve. */ -#define libclut_standardise(ramp, max, type, r, g, b) \ +#define libclut_standardise(clut, max, type, r, g, b) \ do \ { \ double m__ = (double)(max); \ if (r) \ - libclut__(ramp, red, type, m__ * libclut_model_linear_to_standard1(LIBCLUT_VALUE / m__)); \ + libclut__(clut, red, type, m__ * libclut_model_linear_to_standard1(LIBCLUT_VALUE / m__)); \ if (g) \ - libclut__(ramp, green, type, m__ * libclut_model_linear_to_standard1(LIBCLUT_VALUE / m__)); \ + libclut__(clut, green, type, m__ * libclut_model_linear_to_standard1(LIBCLUT_VALUE / m__)); \ if (b) \ - libclut__(ramp, blue, type, m__ * libclut_model_linear_to_standard1(LIBCLUT_VALUE / m__)); \ + libclut__(clut, blue, type, m__ * libclut_model_linear_to_standard1(LIBCLUT_VALUE / m__)); \ } \ while (0) @@ -188,7 +188,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -198,13 +198,13 @@ * @param g The gamma parameter the green colour curve. * @param b The gamma parameter the blue colour curve. */ -#define libclut_gamma(ramp, max, type, r, g, b) \ +#define libclut_gamma(clut, max, type, r, g, b) \ do \ { \ double m__ = (double)(max); \ - if (r != 1.0) libclut__(ramp, red, type, m__ * pow(LIBCLUT_VALUE / m__, 1.0 / (r))); \ - if (g != 1.0) libclut__(ramp, green, type, m__ * pow(LIBCLUT_VALUE / m__, 1.0 / (g))); \ - if (b != 1.0) libclut__(ramp, blue, type, m__ * pow(LIBCLUT_VALUE / m__, 1.0 / (b))); \ + if (r != 1.0) libclut__(clut, red, type, m__ * pow(LIBCLUT_VALUE / m__, 1.0 / (r))); \ + if (g != 1.0) libclut__(clut, green, type, m__ * pow(LIBCLUT_VALUE / m__, 1.0 / (g))); \ + if (b != 1.0) libclut__(clut, blue, type, m__ * pow(LIBCLUT_VALUE / m__, 1.0 / (b))); \ } \ while (0) @@ -214,7 +214,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -226,31 +226,31 @@ * @param g Whether to invert the green colour curve. * @param b Whether to invert the blue colour curve. */ -#define libclut_negative(ramp, max, type, r, g, b) \ +#define libclut_negative(clut, max, type, r, g, b) \ do \ { \ size_t i__, n__; \ type t__; \ if (r) \ - for (i__ = 0, n__ = (ramp)->red_size; i__ < (n__ >> 1); i__) \ + for (i__ = 0, n__ = (clut)->red_size; i__ < (n__ >> 1); i__) \ { \ - t__ = (ramp)->red[i__]; \ - (ramp)->red[i__] = (ramp)->red[n__ - i__ - 1]; \ - (ramp)->red[n__ - i__ - 1] = t__; \ + t__ = (clut)->red[i__]; \ + (clut)->red[i__] = (clut)->red[n__ - i__ - 1]; \ + (clut)->red[n__ - i__ - 1] = t__; \ } \ if (g) \ - for (i__ = 0, n__ = (ramp)->green_size; i__ < (n__ >> 1); i__) \ + for (i__ = 0, n__ = (clut)->green_size; i__ < (n__ >> 1); i__) \ { \ - t__ = (ramp)->green[i__]; \ - (ramp)->green[i__] = (ramp)->green[n__ - i__ - 1]; \ - (ramp)->green[n__ - i__ - 1] = t__; \ + t__ = (clut)->green[i__]; \ + (clut)->green[i__] = (clut)->green[n__ - i__ - 1]; \ + (clut)->green[n__ - i__ - 1] = t__; \ } \ if (b) \ - for (i__ = 0, n__ = (ramp)->blue_size; i__ < (n__ >> 1); i__) \ + for (i__ = 0, n__ = (clut)->blue_size; i__ < (n__ >> 1); i__) \ { \ - t__ = (ramp)->blue[i__]; \ - (ramp)->blue[i__] = (ramp)->blue[n__ - i__ - 1]; \ - (ramp)->blue[n__ - i__ - 1] = t__; \ + t__ = (clut)->blue[i__]; \ + (clut)->blue[i__] = (clut)->blue[n__ - i__ - 1]; \ + (clut)->blue[n__ - i__ - 1] = t__; \ } \ } \ while (0) @@ -261,7 +261,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -271,12 +271,12 @@ * @param g Whether to invert the green colour curve. * @param b Whether to invert the blue colour curve. */ -#define libclut_rgb_invert(ramp, max, type, r, g, b) \ +#define libclut_rgb_invert(clut, max, type, r, g, b) \ do \ { \ - if (r) libclut__(ramp, red, type, (max) - LIBCLUT_VALUE); \ - if (g) libclut__(ramp, green, type, (max) - LIBCLUT_VALUE); \ - if (b) libclut__(ramp, blue, type, (max) - LIBCLUT_VALUE); \ + if (r) libclut__(clut, red, type, (max) - LIBCLUT_VALUE); \ + if (g) libclut__(clut, green, type, (max) - LIBCLUT_VALUE); \ + if (b) libclut__(clut, blue, type, (max) - LIBCLUT_VALUE); \ } \ while (0) @@ -286,7 +286,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -296,8 +296,8 @@ * @param g Whether to invert the green colour curve. * @param b Whether to invert the blue colour curve. */ -#define libclut_cie_invert(ramp, max, type, r, g, b) \ - libclut_cie__(ramp, max, type, (r) && (g) && (b), r, g, b, 1.0 - Y__, 1.0 - Y__, 1.0 - Y__) +#define libclut_cie_invert(clut, max, type, r, g, b) \ + libclut_cie__(clut, max, type, (r) && (g) && (b), r, g, b, 1.0 - Y__, 1.0 - Y__, 1.0 - Y__) /** @@ -311,7 +311,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -321,7 +321,7 @@ * @param gp Pointer to the sigmoid parameter for the green curve. `NULL` for no adjustment. * @param bp Pointer to the sigmoid parameter for the blue curve. `NULL` for no adjustment. */ -#define libclut_sigmoid(ramp, max, type, rp, gp, bp) \ +#define libclut_sigmoid(clut, max, type, rp, gp, bp) \ do \ { \ double r__ = (rp) ? *(rp) : 0.0; \ @@ -330,17 +330,17 @@ double m__ = (double)(max); \ size_t i__; \ if (rp) \ - for (i__ = 0; i++ < (ramp)->red_size; i__++) \ - if ((ramp)->red[i__] && ((ramp)->red[i__] != (max))) \ - (ramp)->red[i__] = (type)(m__ * (0.5 - log(m__ / (ramp)->red[i__] - 1.0) / r__)); \ + for (i__ = 0; i++ < (clut)->red_size; i__++) \ + if ((clut)->red[i__] && ((clut)->red[i__] != (max))) \ + (clut)->red[i__] = (type)(m__ * (0.5 - log(m__ / (clut)->red[i__] - 1.0) / r__)); \ if (gp) \ - for (i__ = 0; i++ < (ramp)->green_size; i__++) \ - if ((ramp)->green[i__] && ((ramp)->green[i__] != (max))) \ - (ramp)->green[i__] = (type)(m__ * (0.5 - log(m__ / (ramp)->green[i__] - 1.0) / g__)); \ + for (i__ = 0; i++ < (clut)->green_size; i__++) \ + if ((clut)->green[i__] && ((clut)->green[i__] != (max))) \ + (clut)->green[i__] = (type)(m__ * (0.5 - log(m__ / (clut)->green[i__] - 1.0) / g__)); \ if (bp) \ - for (i__ = 0; i++ < (ramp)->blue_size; i__++) \ - if ((ramp)->blue[i__] && ((ramp)->blue[i__] != (max))) \ - (ramp)->blue[i__] = (type)(m__ * (0.5 - log(m__ / (ramp)->blue[i__] - 1.0) / b__)); \ + for (i__ = 0; i++ < (clut)->blue_size; i__++) \ + if ((clut)->blue[i__] && ((clut)->blue[i__] != (max))) \ + (clut)->blue[i__] = (type)(m__ * (0.5 - log(m__ / (clut)->blue[i__] - 1.0) / b__)); \ } \ while (0) @@ -350,7 +350,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -363,24 +363,24 @@ * @param bmin The blue component value of the blackpoint. * @param bmax The blue component value of the whitepoint. */ -#define libclut_rgb_limits(ramp, max, type, rmin, rmax, gmin, gmax, bmin, bmax) \ +#define libclut_rgb_limits(clut, max, type, rmin, rmax, gmin, gmax, bmin, bmax) \ do \ { \ double diff__; \ if ((rmin != 0.0) || (rmax != 1.0)) \ { \ diff__ = (double)(rmax__) - (double)(rmin__); \ - libclut__(ramp, red, type, LIBCLUT_VALUE * diff__ + (rmin__)); \ + libclut__(clut, red, type, LIBCLUT_VALUE * diff__ + (rmin__)); \ } \ if ((gmin != 0.0) || (gmax != 1.0)) \ { \ diff__ = (double)(gmax__) - (double)(gmin__); \ - libclut__(ramp, green, type, LIBCLUT_VALUE * diff__ + (gmin__)); \ + libclut__(clut, green, type, LIBCLUT_VALUE * diff__ + (gmin__)); \ } \ if ((bmin != 0.0) || (bmax != 1.0)) \ { \ diff__ = (double)(bmax__) - (double)(bmin__); \ - libclut__(ramp, blue, type, LIBCLUT_VALUE * diff__ + (bmin__)); \ + libclut__(clut, blue, type, LIBCLUT_VALUE * diff__ + (bmin__)); \ } \ } \ while (0) @@ -391,7 +391,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -404,11 +404,11 @@ * @param bmin The blue component value of the blackpoint. * @param bmax The blue component value of the whitepoint. */ -#define libclut_cie_limits(ramp, max, type, rmin, rmax, gmin, gmax, bmin, bmax) \ +#define libclut_cie_limits(clut, max, type, rmin, rmax, gmin, gmax, bmin, bmax) \ do \ { \ double rd__ = (rmax) - (rmin), gd__ = (gmax) - (gmin), bd__ = (bmax) - (bmin); \ - libclut_cie__(ramp, max, type, ((rmin) == (gmin)) && ((gmin) == (bmin)) && \ + libclut_cie__(clut, max, type, ((rmin) == (gmin)) && ((gmin) == (bmin)) && \ ((rmax) == (gmax)) && ((gmax) == (bmax)), ((rmin) != 0.0) || ((rmax) != 1.0), \ ((gmin) != 0.0) || ((gmax) != 1.0), ((bmin) != 0.0) || ((bmax) != 1.0), \ Y__ * rd__ + (rmin), Y__ * gd__ + (gmin), Y__ * bd__ + (bmin)); \ @@ -421,7 +421,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -434,13 +434,13 @@ * @param b Function to manipulate the blue colour curve, should either * be `NULL` or map a [0, 1] `double` to a [0, 1] `double`. */ -#define libclut_manipulate(ramp, max, type, r, g, b) \ +#define libclut_manipulate(clut, max, type, r, g, b) \ do \ { \ double m__ = (double)(max); \ - if (r) libclut__(ramp, red, type, m__ * (r)(LIBCLUT_VALUE / m__)); \ - if (g) libclut__(ramp, green, type, m__ * (g)(LIBCLUT_VALUE / m__)); \ - if (b) libclut__(ramp, blue, type, m__ * (b)(LIBCLUT_VALUE / m__)); \ + if (r) libclut__(clut, red, type, m__ * (r)(LIBCLUT_VALUE / m__)); \ + if (g) libclut__(clut, green, type, m__ * (g)(LIBCLUT_VALUE / m__)); \ + if (b) libclut__(clut, blue, type, m__ * (b)(LIBCLUT_VALUE / m__)); \ } \ while (0) @@ -450,7 +450,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -463,8 +463,8 @@ * @param b Function to manipulate the blue colour curve, should either * be `NULL` or map a [0, 1] `double` to a [0, 1] `double`. */ -#define libclut_cie_manipulate(ramp, max, type, r, g, b) \ - libclut_cie__(ramp, max, type, (r) && (g) && (b), r, g, b, (r)(Y__), (g)(Y__), (b)(Y__)) +#define libclut_cie_manipulate(clut, max, type, r, g, b) \ + libclut_cie__(clut, max, type, (r) && (g) && (b), r, g, b, (r)(Y__), (g)(Y__), (b)(Y__)) /** @@ -473,7 +473,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -483,28 +483,28 @@ * @param g Whether to reset the green colour curve. * @param b Whether to reset the blue colour curve. */ -#define libclut_start_over(ramp, max, type, r, g, b) \ +#define libclut_start_over(clut, max, type, r, g, b) \ do \ { \ size_t i__; \ double m__; \ if (r) \ { \ - m__ = (double)((ramp)->red_size - 1); \ - for (i__ = 0; i__ < (ramp)->red_size; i__) \ - (ramp)->red[i__] = (type)((i__ / m__) * (max)); \ + m__ = (double)((clut)->red_size - 1); \ + for (i__ = 0; i__ < (clut)->red_size; i__) \ + (clut)->red[i__] = (type)((i__ / m__) * (max)); \ } \ if (g) \ { \ - m__ = (double)((ramp)->green_size - 1); \ - for (i__ = 0; i__ < (ramp)->green_size; i__) \ - (ramp)->green[i__] = (type)((i__ / m__) * (max)); \ + m__ = (double)((clut)->green_size - 1); \ + for (i__ = 0; i__ < (clut)->green_size; i__) \ + (clut)->green[i__] = (type)((i__ / m__) * (max)); \ } \ if (b) \ { \ - m__ = (double)((ramp)->blue_size - 1); \ - for (i__ = 0; i__ < (ramp)->blue_size; i__) \ - (ramp)->blue[i__] = (type)((i__ / m__) * (max)); \ + m__ = (double)((clut)->blue_size - 1); \ + for (i__ = 0; i__ < (clut)->blue_size; i__) \ + (clut)->blue[i__] = (type)((i__ / m__) * (max)); \ } \ } \ while (0) @@ -519,7 +519,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -529,12 +529,12 @@ * @param g Whether to clip the green colour curve. * @param b Whether to clip the blue colour curve. */ -#define libclut_clip(ramp, max, type, r, g, b) \ +#define libclut_clip(clut, max, type, r, g, b) \ do \ { \ - if (r) libclut__(ramp, red, type, libclut_clip__(0, LIBCLUT_VALUE, max)); \ - if (g) libclut__(ramp, green, type, libclut_clip__(0, LIBCLUT_VALUE, max)); \ - if (b) libclut__(ramp, blue, type, libclut_clip__(0, LIBCLUT_VALUE, max)); \ + if (r) libclut__(clut, red, type, libclut_clip__(0, LIBCLUT_VALUE, max)); \ + if (g) libclut__(clut, green, type, libclut_clip__(0, LIBCLUT_VALUE, max)); \ + if (b) libclut__(clut, blue, type, libclut_clip__(0, LIBCLUT_VALUE, max)); \ } \ while (0) @@ -559,7 +559,7 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -572,12 +572,12 @@ * @param x The desired emulated blue encoding resolution, 0 for unchanged. * @param y The desired emulated blue output resolution, 0 for unchanged. */ -#define libclut_lower_resolution(ramp, max, type, rx, ry, gx, gy, bx, by) \ +#define libclut_lower_resolution(clut, max, type, rx, ry, gx, gy, bx, by) \ do \ { \ - libclut_lower_resolution__(ramp, red, max, type, rx, ry); \ - libclut_lower_resolution__(ramp, green, max, type, gx, gy); \ - libclut_lower_resolution__(ramp, blue, max, type, bx, by); \ + libclut_lower_resolution__(clut, red, max, type, rx, ry); \ + libclut_lower_resolution__(clut, green, max, type, gx, gy); \ + libclut_lower_resolution__(clut, blue, max, type, bx, by); \ } \ while (0) @@ -589,7 +589,7 @@ * * Intended for internal use. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -599,12 +599,12 @@ * @param x The desired emulated encoding resolution, 0 for unchanged. * @param y The desired emulated output resolution, 0 for unchanged. */ -#define libclut_lower_resolution__(ramp, channel, max, type, x, y) \ +#define libclut_lower_resolution__(clut, channel, max, type, x, y) \ do \ { \ if ((x) || (y)) \ { \ - size_t x__, y__, i__, n__ = (ramp)->channel##_size; \ + size_t x__, y__, i__, n__ = (clut)->channel##_size; \ double xm__ = (double)((x) - 1), ym__ = (double)((y) - 1); \ double m__ = (double)(max); \ type c__[n__]; /* Do not use alloca! */ \ @@ -616,14 +616,14 @@ x__ = (size_t)((double)x__ * i__ / xm__); \ } \ if (!(y)) \ - c__[i__] = (ramp)->channel[x__]; \ + c__[i__] = (clut)->channel[x__]; \ else \ { \ - y__ = (size_t)((double)((ramp)->channel[x__]) / (max) * ym__ + 0.5); \ + y__ = (size_t)((double)((clut)->channel[x__]) / (max) * ym__ + 0.5); \ c__[i__] = (type)((double)y__ / ym__ * m__); \ } \ } \ - memcpy((ramp)->channel, c__, n__ * sizeof(type)); \ + memcpy((clut)->channel, c__, n__ * sizeof(type)); \ } \ } \ while (0) @@ -634,26 +634,26 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. * @param max The maximum value on each stop in the ramps. * @param type The data type used for each stop in the ramps. - * @param filter Same as `ramp`, but for the filter to apply. + * @param filter Same as `clut`, but for the filter to apply. * @param fmax Same as `max`, but for the filter to apply. * @param ftype Same as `type`, but for the filter to apply. (Not actually used). * @param r Whether to apply the filter for the red curve. * @param g Whether to apply the filter for the green curve. * @param b Whether to apply the filter for the blue curve. */ -#define libclut_apply(ramp, max, type, filter, fmax, ftype, r, g, b) \ - do \ - { \ - if (r) libclut_apply__(ramp, max, type, filter, fmax, ftype, red); \ - if (g) libclut_apply__(ramp, max, type, filter, fmax, ftype, green); \ - if (b) libclut_apply__(ramp, max, type, filter, fmax, ftype, blue); \ - } \ +#define libclut_apply(clut, max, type, filter, fmax, ftype, r, g, b) \ + do \ + { \ + if (r) libclut_apply__(clut, max, type, filter, fmax, ftype, red); \ + if (g) libclut_apply__(clut, max, type, filter, fmax, ftype, green); \ + if (b) libclut_apply__(clut, max, type, filter, fmax, ftype, blue); \ + } \ while (0) @@ -664,26 +664,26 @@ * * Intended for internal use. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. * @param max The maximum value on each stop in the ramps. * @param type The data type used for each stop in the ramps. - * @param filter Same as `ramp`, but for the filter to apply. + * @param filter Same as `clut`, but for the filter to apply. * @param fmax Same as `max`, but for the filter to apply. * @param ftype Same as `type`, but for the filter to apply. (Not actually used). * @param channel The channel, must be either "red", "green", or "blue". */ -#define libclut_apply__(ramp, max, type, filter, fmax, ftype, channel) \ +#define libclut_apply__(clut, max, type, filter, fmax, ftype, channel) \ do \ { \ - size_t i__, rn__ = (ramp)->channel##_size, fn__ = (filter)->channel##_size; \ + size_t i__, rn__ = (clut)->channel##_size, fn__ = (filter)->channel##_size; \ size_t x__, rm__ = (double)(max), m__ = (double)(max) / (double)(fmax); \ for (i__ = 0; i__ < rn__; i__++) \ { \ - x__ = (size_t)((double)((ramp)->channel[i__]) / rm__ * fn__); \ - (ramp)->channel[i__] = (type)((double)((filter)->channel[x__]) * m__); \ + x__ = (size_t)((double)((clut)->channel[i__]) / rm__ * fn__); \ + (clut)->channel[i__] = (type)((double)((filter)->channel[x__]) * m__); \ } \ } \ while (0) @@ -694,26 +694,26 @@ * * None of the parameter may have side-effects. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. * @param max The maximum value on each stop in the ramps. * @param type The data type used for each stop in the ramps. - * @param filter Same as `ramp`, but for the filter to apply. + * @param filter Same as `clut`, but for the filter to apply. * @param fmax Same as `max`, but for the filter to apply. * @param ftype Same as `type`, but for the filter to apply. (Not actually used). * @param r Whether to apply the filter for the red curve. * @param g Whether to apply the filter for the green curve. * @param b Whether to apply the filter for the blue curve. */ -#define libclut_cie_apply(ramp, max, type, filter, fmax, ftype, r, g, b) \ +#define libclut_cie_apply(clut, max, type, filter, fmax, ftype, r, g, b) \ do \ { \ size_t rfn__ = (filter)->red_size, gfn__ = (filter)->green_size; \ size_t bfn__ = (filter)->blue_size, x__; \ size_t rm__ = (double)(max), fm__ = (double)(fmax); \ - libclut_cie__(ramp, max, type, 0, r, g, b, \ + libclut_cie__(clut, max, type, 0, r, g, b, \ (x__ = (size_t)(Y__ / rm__ * rfn__), (double)((filter)->red[x__]) / fm__), \ (x__ = (size_t)(Y__ / rm__ * gfn__), (double)((filter)->green[x__]) / fm__), \ (x__ = (size_t)(Y__ / rm__ * bfn__), (double)((filter)->blue[x__]) / fm__)); \ @@ -728,7 +728,7 @@ * * This is intended for internal use. * - * @param ramp Pointer to the gamma ramps, must have and array + * @param clut Pointer to the gamma ramps, must have and array * named `channel` and a scalar named `channel` followed * by "_size". * @param channel The channel, must be either "red", "green", or "blue". @@ -737,15 +737,15 @@ * It can use the variable `LIBCLUT_VALUE` to get the * current value of the stop. */ -#define libclut__(ramp, channel, type, expr) \ +#define libclut__(clut, channel, type, expr) \ do \ { \ - size_t i__, n__ = (ramp)->channel##_size; \ + size_t i__, n__ = (clut)->channel##_size; \ type LIBCLUT_VALUE; \ for (i__ = 0; i__ < n__; i__++) \ { \ - LIBCLUT_VALUE = (ramp)->channel[i__]; \ - (ramp)->channel[i__] = (type)(expr); \ + LIBCLUT_VALUE = (clut)->channel[i__]; \ + (clut)->channel[i__] = (type)(expr); \ } \ } \ while (0) @@ -758,7 +758,7 @@ * * This is intended for internal use. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -776,18 +776,18 @@ * @param bexpr Expression calculating the intensity of the blue channel. * The current value is stored in `Y__`. */ -#define libclut_cie__(ramp, max, type, utest, rtest, gtest, btest, rexpr, gexpr, bexpr) \ +#define libclut_cie__(clut, max, type, utest, rtest, gtest, btest, rexpr, gexpr, bexpr) \ do \ { \ - size_t rn__ = (ramp)->red_size; \ - size_t gn__ = (ramp)->green_size; \ - size_t bn__ = (ramp)->blue_size; \ + size_t rn__ = (clut)->red_size; \ + size_t gn__ = (clut)->green_size; \ + size_t bn__ = (clut)->blue_size; \ size_t i__; \ double x__, y__, Y__, r__, g__, b__; \ double m__ = (double)(max); \ - type* rs__ = (ramp)->red; \ - type* gs__ = (ramp)->green; \ - type* bs__ = (ramp)->blue; \ + type* rs__ = (clut)->red; \ + type* gs__ = (clut)->green; \ + type* bs__ = (clut)->blue; \ if ((rn__ == gn__) && (gn__ == bn__) && (utest)) \ { \ if (!(rtest)) \ @@ -831,17 +831,17 @@ { \ if (rtest) \ for (i__ = 0; i__ < rn__; i__) \ - libclut_cie___(ramp, max, type, rexpr, i__, \ + libclut_cie___(clut, max, type, rexpr, i__, \ libclut_i__(i__, rn__, gn__), \ libclut_i__(i__, rn__, bn__)); \ if (gtest) \ for (i__ = 0; i__ < rn__; i__) \ - libclut_cie___(ramp, max, type, gexpr, \ + libclut_cie___(clut, max, type, gexpr, \ libclut_i__(i__, gn__, rn__), i__, \ libclut_i__(i__, gn__, bn__)); \ if (btest) \ for (i__ = 0; i__ < rn__; i__) \ - libclut_cie___(ramp, max, type, bexpr, i__, \ + libclut_cie___(clut, max, type, bexpr, i__, \ libclut_i__(i__, bn__, rn__), \ libclut_i__(i__, bn__, gn__), i__); \ } \ @@ -857,7 +857,7 @@ * This is intended for internal use. * Assumes the existence of variables defined in `libclut_cie__`. * - * @param ramp Pointer to the gamma ramps, must have the arrays + * @param clut Pointer to the gamma ramps, must have the arrays * `red`, `green`, and `blue`, and the scalars * `red_size`, `green_size`, and `blue_size`. Ramp * structures from libgamma can be used. @@ -869,7 +869,7 @@ * @param gi The index of the stop translated to the green channel. * @param bi The index of the stop translated to the blue channel. */ -#define libclut_cie___(ramp, max, type, c, expr, ri, gi, bi) \ +#define libclut_cie___(clut, max, type, c, expr, ri, gi, bi) \ do \ { \ for (i__ = 0; i__ < c##n__; i__) \ |