Add a glow effect, and an effect that linearly mixes two sources (because glow needed...

[movit] / glow_effect.h

diff --git a/glow_effect.h b/glow_effect.h
new file mode 100644 (file)
index 0000000..7ee164d
--- /dev/null
+++ b/glow_effect.h
@@ -0,0 +1,32 @@
+#ifndef _GLOW_EFFECT_H
+#define _GLOW_EFFECT_H 1
+
+// Glow: Simply add a blurred version of the image to itself.
+
+#include "effect.h"
+
+class BlurEffect;
+class MixEffect;
+
+class GlowEffect : public Effect {
+public:
+       GlowEffect();
+
+       virtual bool needs_srgb_primaries() const { return false; }
+
+       virtual void add_self_to_effect_chain(EffectChain *chain, const std::vector<Effect *> &input);
+       virtual bool set_float(const std::string &key, float value);
+
+       virtual std::string output_fragment_shader() {
+               assert(false);
+       }
+       virtual void set_gl_state(GLuint glsl_program_num, const std::string &prefix, unsigned *sampler_num) {
+               assert(false);
+       }
+
+private:
+       BlurEffect *blur;
+       MixEffect *mix;
+};
+
+#endif // !defined(_GLOW_EFFECT_H)