Fix resizing compute shaders when used with postprocessing effects.

[movit] / effect_chain.h

diff --git a/effect_chain.h b/effect_chain.h
index 992fb58da2e172969b178c3ac012746ab4673fe9..793bf7b0b2f2ddce1bf7fe02e0532989c3c78995 100644 (file)
--- a/effect_chain.h
+++ b/effect_chain.h
@@ -153,6 +153,9 @@ private:
        // (in the same phase) have one_to_one_sampling() set.
        bool one_to_one_sampling;
 
+       // Same, for strong_one_to_one_sampling().
+       bool strong_one_to_one_sampling;
+
        friend class EffectChain;
 };
 
@@ -181,6 +184,7 @@ struct Phase {
        // Whether this phase is compiled as a compute shader, ie., the last effect is
        // marked as one.
        bool is_compute_shader;
+       Node *compute_shader_node;
 
        // If <is_compute_shader>, which image unit the output buffer is bound to.
        // This is used as source for a Uniform<int> below.
@@ -400,7 +404,10 @@ public:
        // All destination textures must be exactly of size <width> x <height>,
        // and must either come from the same ResourcePool the effect uses, or outlive
        // the EffectChain (otherwise, we could be allocating FBOs that end up being
-       // stale). width and height can not be zero.
+       // stale). Textures must also have valid state; in particular, they must either
+       // be mipmap complete or have a non-mipmapped minification mode.
+       //
+       // width and height can not be zero.
        struct DestinationTexture {
                GLuint texnum;
                GLenum format;