Run include-what-you-use over all of movit. Some hand tuning.

[movit] / gamma_compression_effect.h

diff --git a/gamma_compression_effect.h b/gamma_compression_effect.h
index 03cbb24133417da2a3da336d60b39edc04b4e781..f34bca02eb76f51c633b237a789d9f5f18e418e3 100644 (file)
--- a/gamma_compression_effect.h
+++ b/gamma_compression_effect.h
@@ -7,19 +7,30 @@
 //
 // Currently supports sRGB and Rec. 601/709.
 
+#include <string>
+
 #include "effect.h"
 #include "effect_chain.h"
+#include "image_format.h"
 
 #define COMPRESSION_CURVE_SIZE 4096
 
 class GammaCompressionEffect : public Effect {
-public:
+private:
+       // Should not be instantiated by end users.
        GammaCompressionEffect();
+       friend class EffectChain;
+
+public:
        virtual std::string effect_type_id() const { return "GammaCompressionEffect"; }
        std::string output_fragment_shader();
 
        virtual bool needs_srgb_primaries() const { return false; }
 
+       // Actually needs postmultiplied input as well as outputting it.
+       // EffectChain will take care of that.
+       virtual AlphaHandling alpha_handling() const { return OUTPUT_POSTMULTIPLIED_ALPHA; }
+
 private:
        GammaCurve destination_curve;
        float compression_curve[COMPRESSION_CURVE_SIZE];