4 files changed, 40 insertions, 0 deletions
diff --git a/src/gpu/effects/circle_mask_effect.cc b/src/gpu/effects/circle_mask_effect.cc
index d2645d6..aa9f324 100644
--- a/src/gpu/effects/circle_mask_effect.cc
+++ b/src/gpu/effects/circle_mask_effect.cc
@@ -157,6 +157,35 @@ void CircleMaskEffect::init(MainSequence* demo) {
   render_bind_group_ = wgpuDeviceCreateBindGroup(ctx_.device, &render_bg_desc);
 }
 
+void CircleMaskEffect::resize(int width, int height) {
+  Effect::resize(width, height);
+
+  if (!demo_)
+    return;
+
+  // Resize auxiliary texture
+  demo_->resize_auxiliary_texture("circle_mask", width, height);
+
+  // Recreate render bind group with new texture view
+  if (render_bind_group_)
+    wgpuBindGroupRelease(render_bind_group_);
+
+  WGPUTextureView mask_view = demo_->get_auxiliary_view("circle_mask");
+  const WGPUBindGroupEntry render_entries[] = {
+      {.binding = 0, .textureView = mask_view},
+      {.binding = 1, .sampler = mask_sampler_},
+      {.binding = 2,
+       .buffer = uniforms_.get().buffer,
+       .size = sizeof(CommonPostProcessUniforms)},
+  };
+  const WGPUBindGroupDescriptor render_bg_desc = {
+      .layout = wgpuRenderPipelineGetBindGroupLayout(render_pipeline_, 0),
+      .entryCount = 3,
+      .entries = render_entries,
+  };
+  render_bind_group_ = wgpuDeviceCreateBindGroup(ctx_.device, &render_bg_desc);
+}
+
 void CircleMaskEffect::compute(WGPUCommandEncoder encoder,
                                const CommonPostProcessUniforms& uniforms) {
   uniforms_.update(ctx_.queue, uniforms);
diff --git a/src/gpu/effects/circle_mask_effect.h b/src/gpu/effects/circle_mask_effect.h
index e52371d..6ebaca1 100644
--- a/src/gpu/effects/circle_mask_effect.h
+++ b/src/gpu/effects/circle_mask_effect.h
@@ -15,6 +15,7 @@ class CircleMaskEffect : public Effect {
   ~CircleMaskEffect() override;
 
   void init(MainSequence* demo) override;
+  void resize(int width, int height) override;
   void compute(WGPUCommandEncoder encoder,
                const CommonPostProcessUniforms& uniforms) override;
   void render(WGPURenderPassEncoder pass,
diff --git a/src/gpu/effects/cnn_effect.cc b/src/gpu/effects/cnn_effect.cc
index 3f6d3b3..84eb530 100644
--- a/src/gpu/effects/cnn_effect.cc
+++ b/src/gpu/effects/cnn_effect.cc
@@ -65,6 +65,15 @@ void CNNEffect::init(MainSequence* demo) {
   params_buffer_.update(ctx_.queue, params);
 }
 
+void CNNEffect::resize(int width, int height) {
+  PostProcessEffect::resize(width, height);
+
+  // Only layer 0 owns the captured_frame texture
+  if (layer_index_ == 0 && demo_) {
+    demo_->resize_auxiliary_texture("captured_frame", width, height);
+  }
+}
+
 void CNNEffect::render(WGPURenderPassEncoder pass,
                       const CommonPostProcessUniforms& uniforms) {
   (void)uniforms;
diff --git a/src/gpu/effects/cnn_effect.h b/src/gpu/effects/cnn_effect.h
index f9a982b..1c9f0f3 100644
--- a/src/gpu/effects/cnn_effect.h
+++ b/src/gpu/effects/cnn_effect.h
@@ -24,6 +24,7 @@ class CNNEffect : public PostProcessEffect {
   explicit CNNEffect(const GpuContext& ctx, const CNNEffectParams& params);
 
   void init(MainSequence* demo) override;
+  void resize(int width, int height) override;
   void render(WGPURenderPassEncoder pass,
               const CommonPostProcessUniforms& uniforms) override;
   void update_bind_group(WGPUTextureView input_view) override;