diff options
Diffstat (limited to 'video/out/gpu/video_shaders.c')
| -rw-r--r-- | video/out/gpu/video_shaders.c | 30 |
1 files changed, 18 insertions, 12 deletions
diff --git a/video/out/gpu/video_shaders.c b/video/out/gpu/video_shaders.c index 6dcef77fa0..9628274b19 100644 --- a/video/out/gpu/video_shaders.c +++ b/video/out/gpu/video_shaders.c @@ -809,18 +809,24 @@ static void pass_tone_map(struct gl_shader_cache *sc, abort(); } - GLSL(vec3 sig_lin = color.rgb * (sig[sig_idx] / sig_orig);) - - // Mix between the per-channel tone mapped and the linear tone mapped - // signal based on the desaturation strength - if (opts->desat > 0) { - float base = 0.18 * dst_scale; - GLSLF("float coeff = max(sig[sig_idx] - %f, 1e-6) / " - " max(sig[sig_idx], 1.0);\n", base); - GLSLF("coeff = %f * pow(coeff, %f);\n", opts->desat, opts->desat_exp); - GLSLF("color.rgb = mix(sig_lin, %f * sig, coeff);\n", dst_scale); - } else { - GLSL(color.rgb = sig_lin;) + switch (opts->mode) { + case TONE_MAP_MODE_RGB: + GLSL(color.rgb = sig;) + break; + case TONE_MAP_MODE_MAX: + GLSL(color.rgb *= sig[sig_idx] / sig_orig;) + break; + case TONE_MAP_MODE_AUTO: + case TONE_MAP_MODE_HYBRID: + GLSLF("float coeff = max(sig[sig_idx] - %f, 1e-6) / \n" + " max(sig[sig_idx], 1.0); \n" + "coeff = %f * pow(coeff / %f, %f); \n" + "color.rgb *= sig[sig_idx] / sig_orig; \n" + "color.rgb = mix(color.rgb, %f * sig, coeff); \n", + 0.18 / dst_scale, 0.90, dst_scale, 0.20, dst_scale); + break; + default: + abort(); } } |