The return value from glGetUniformLocation() is of course signed.

[movit] / Makefile

diff --git a/Makefile b/Makefile
index 4dbaf121fc930491f9b1f76641d01f541f469430..b61f78b2177ba424201cdbf835604046255401d5 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -3,7 +3,7 @@ CXX=g++
 CXXFLAGS=-Wall -g
 LDFLAGS=-lSDL -lSDL_image -lGL
 OBJS=main.o util.o widgets.o effect.o effect_chain.o
 CXXFLAGS=-Wall -g
 LDFLAGS=-lSDL -lSDL_image -lGL
 OBJS=main.o util.o widgets.o effect.o effect_chain.o

-OBJS += lift_gamma_gain_effect.o gamma_expansion_effect.o gamma_compression_effect.o colorspace_conversion_effect.o
+OBJS += lift_gamma_gain_effect.o gamma_expansion_effect.o gamma_compression_effect.o colorspace_conversion_effect.o saturation_effect.o

 
 test: $(OBJS)
        $(CXX) -o test $(OBJS) $(LDFLAGS)
 
 test: $(OBJS)
        $(CXX) -o test $(OBJS) $(LDFLAGS)