X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;ds=sidebyside;f=gamma_expansion_effect.cpp;h=fdf34f58fe115b1c7bcd0cd9a95836606e843ba5;hb=a5f301c52c22bc29ade2a2b39f4ff3e4b10310a7;hp=cef1416ae5b8f7f5c7f9fc8c74641c11927412ef;hpb=93b0136eb2bd31043526b95dc3e920bc2ab880ee;p=movit

diff --git a/gamma_expansion_effect.cpp b/gamma_expansion_effect.cpp
index cef1416..fdf34f5 100644
--- a/gamma_expansion_effect.cpp
+++ b/gamma_expansion_effect.cpp
@@ -1,7 +1,24 @@
+#include <assert.h>
+
 #include "gamma_expansion_effect.h"
+#include "util.h"
 
 GammaExpansionEffect::GammaExpansionEffect()
 	: source_curve(GAMMA_LINEAR)
 {
 	register_int("source_curve", (int *)&source_curve);
 }
+
+std::string GammaExpansionEffect::output_glsl()
+{
+	switch (source_curve) {
+	case GAMMA_LINEAR:
+		return read_file("identity.glsl");
+	case GAMMA_sRGB:
+		return read_file("gamma_expansion_effect_srgb.glsl");
+	case GAMMA_REC_709:  // and GAMMA_REC_601
+		return read_file("gamma_expansion_effect_rec709.glsl");
+	default:
+		assert(false);
+	}
+}