112 lines
2.9 KiB
C++
112 lines
2.9 KiB
C++
#pragma once
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#ifndef igs_ifx_common_h
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#define igs_ifx_common_h
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#ifndef IGS_IFX_COMMON_EXPORT
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#define IGS_IFX_COMMON_EXPORT
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#endif
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#define RGBA_ORDER_OF_TOONZ6
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namespace igs {
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namespace image {
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#if defined RGBA_ORDER_OF_TOONZ6
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// Toonz6, or GDI, TGA order
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/* Exsample:
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igs::image::rgba::num order = igs::image::rgba::red;
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igs::image::rgb::num order = igs::image::rgba::red;
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*/
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namespace rgba {
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enum num { blu = 0, gre, red, alp, siz };
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}
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namespace rgb {
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enum num { blu = 0, gre, red, siz };
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}
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#elif defined RGBA_ORDER_OF_OPENGL
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// OpenGL order
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namespace rgba {
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enum num { red = 0, gre, blu, alp, siz };
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}
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namespace rgb {
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enum num { red = 0, gre, blu, siz };
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}
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#else
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Must be define / DRGBA_ORDER_OF_TOONZ6 or
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/ DRGBA_ORDER_OF_OPENGL
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#endif
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// Direct 3D, Apple Packed Pixel order
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// namespace rgba {enum num { alp=0, red, gre, blu, siz }; }
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// Direct 3D 10
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// namespace rgba {enum num { alp=0, blu, gre, red, siz }; }
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template <class T>
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void copy_except_margin(const T *in, const int margin, T *out, const int hh,
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const int ww, const int cc) {
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const T *p_in = in + margin * (ww + margin * 2) * cc + margin * cc;
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T *pout = out;
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for (int yy = margin; yy < hh + margin; ++yy, p_in += 2 * margin * cc) {
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for (int xx = margin; xx < ww + margin; ++xx, p_in += cc, pout += cc) {
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for (int zz = 0; zz < cc; ++zz) {
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pout[zz] = p_in[zz];
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}
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}
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}
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}
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}
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namespace color {
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template <class T>
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double ref_value(const T *ref, const int cc, const int ref_max,
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const int ref_mode) {
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if (igs::image::rgba::siz == cc) {
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using namespace igs::image::rgba;
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switch (ref_mode) {
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case 0:
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return static_cast<double>(ref[red]) / ref_max;
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break;
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case 1:
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return static_cast<double>(ref[gre]) / ref_max;
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break;
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case 2:
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return static_cast<double>(ref[blu]) / ref_max;
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break;
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case 3:
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return static_cast<double>(ref[alp]) / ref_max;
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break;
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case 4:
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return /* 輝度(Luminance)(CCIR Rec.601) */
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0.298912 * static_cast<double>(ref[red]) / ref_max +
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0.586611 * static_cast<double>(ref[gre]) / ref_max +
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0.114478 * static_cast<double>(ref[blu]) / ref_max;
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break;
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}
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} else if (igs::image::rgb::siz == cc) {
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using namespace igs::image::rgb;
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switch (ref_mode) {
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case 0:
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return static_cast<double>(ref[red]) / ref_max;
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break;
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case 1:
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return static_cast<double>(ref[gre]) / ref_max;
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break;
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case 2:
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return static_cast<double>(ref[blu]) / ref_max;
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break;
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case 3:
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return /* 輝度(Luminance)(CCIR Rec.601) */
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0.298912 * static_cast<double>(ref[red]) / ref_max +
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0.586611 * static_cast<double>(ref[gre]) / ref_max +
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0.114478 * static_cast<double>(ref[blu]) / ref_max;
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break;
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}
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} else if (1 == cc) {
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return static_cast<double>(ref[0]) / ref_max;
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}
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return 1.0;
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}
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}
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}
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#endif /* !igs_ifx_common_h */
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