Fix an issue where temporary textures could be reused too early by a different thread.

[movit] / alpha_multiplication_effect.h

diff --git a/alpha_multiplication_effect.h b/alpha_multiplication_effect.h
index bc66d72214d8f612bf3f8425cb2ed39f4a3d837e..50333cbcf7b42f87b346c19a253f3d6babc6aa1d 100644 (file)
--- a/alpha_multiplication_effect.h
+++ b/alpha_multiplication_effect.h
@@ -12,8 +12,9 @@ namespace movit {
 class AlphaMultiplicationEffect : public Effect {
 public:
        AlphaMultiplicationEffect() {}
-       virtual std::string effect_type_id() const { return "AlphaMultiplicationEffect"; }
-       std::string output_fragment_shader();
+       std::string effect_type_id() const override { return "AlphaMultiplicationEffect"; }
+       std::string output_fragment_shader() override;
+       bool strong_one_to_one_sampling() const override { return true; }
 };
 
 }  // namespace movit