Add a new alpha handling method, INPUT_PREMULTIPLIED_ALPHA_KEEP_BLANK.

[movit] / deconvolution_sharpen_effect.h

diff --git a/deconvolution_sharpen_effect.h b/deconvolution_sharpen_effect.h
index d0987f200b5c4e0284e3d295c3ee2d540f269d23..a0b405a6c7f829f5d94cc4bf3ca3429c85968e45 100644 (file)
--- a/deconvolution_sharpen_effect.h
+++ b/deconvolution_sharpen_effect.h
@@ -29,6 +29,9 @@ public:
        virtual std::string effect_type_id() const { return "DeconvolutionSharpenEffect"; }
        std::string output_fragment_shader();
 
+       // Samples a lot of times from its input.
+       virtual bool needs_texture_bounce() const { return true; }
+
        virtual void inform_input_size(unsigned input_num, unsigned width, unsigned height)
        {
                this->width = width;
@@ -36,6 +39,7 @@ public:
        }
 
        void set_gl_state(GLuint glsl_program_num, const std::string &prefix, unsigned *sampler_num);
+       virtual AlphaHandling alpha_handling() const { return INPUT_PREMULTIPLIED_ALPHA_KEEP_BLANK; }
 
 private:
        // Input size.