X-Git-Url: https://git.sesse.net/?p=movit;a=blobdiff_plain;f=mix_effect.h;fp=mix_effect.h;h=7342b90500538b10c08fb27840a3744a1a304cb7;hp=0000000000000000000000000000000000000000;hb=ef7665d0d3854b3464800d8d7fef9a90f14d9a9f;hpb=1e2d23133575fc1cfeb14652e4b383883bf24512

diff --git a/mix_effect.h b/mix_effect.h
new file mode 100644
index 0000000..7342b90
--- /dev/null
+++ b/mix_effect.h
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+#ifndef _MIX_EFFECT_H
+#define _MIX_EFFECT_H 1
+
+// Combine two images: a*x + b*y. (If you set a within [0,1] and b=1-a, you will get a fade.)
+
+#include "effect.h"
+
+class MixEffect : public Effect {
+public:
+	MixEffect();
+	std::string output_fragment_shader();
+
+	virtual bool needs_srgb_primaries() const { return false; }
+	virtual unsigned num_inputs() const { return 2; }
+
+private:
+	float strength_first, strength_second;
+};
+
+#endif // !defined(_MIX_EFFECT_H)