libs/agg/agg_pixfmt_rgb.h

41         apply_gamma_dir_rgb(const GammaLut& gamma) : m_gamma(gamma) {}
45             p[Order::R] = m_gamma.dir(p[Order::R]);
46             p[Order::G] = m_gamma.dir(p[Order::G]);
47             p[Order::B] = m_gamma.dir(p[Order::B]);
51         const GammaLut& m_gamma;
62         apply_gamma_inv_rgb(const GammaLut& gamma) : m_gamma(gamma) {}
66             p[Order::R] = m_gamma.inv(p[Order::R]);
67             p[Order::G] = m_gamma.inv(p[Order::G]);
68             p[Order::B] = m_gamma.inv(p[Order::B]);
72         const GammaLut& m_gamma;
147         blender_rgb_gamma() : m_gamma(0) {}
148         void gamma(const gamma_type& g) { m_gamma = &g; }
156             calc_type r = m_gamma->dir(p[Order::R]);
157             calc_type g = m_gamma->dir(p[Order::G]);
158             calc_type b = m_gamma->dir(p[Order::B]);
159             p[Order::R] = m_gamma->inv((((m_gamma->dir(cr) - r) * alpha) >> base_shift) + r);
160             p[Order::G] = m_gamma->inv((((m_gamma->dir(cg) - g) * alpha) >> base_shift) + g);
161             p[Order::B] = m_gamma->inv((((m_gamma->dir(cb) - b) * alpha) >> base_shift) + b);
165         const gamma_type* m_gamma;