Extract stroke preview live pass

2026-06-13 16:35:59 +02:00
parent 073becac14
commit 5b8409718d
4 changed files with 170 additions and 70 deletions
--- a/src/legacy_canvas_stroke_preview_services.h
+++ b/src/legacy_canvas_stroke_preview_services.h
@@ -75,6 +75,31 @@ void execute_legacy_stroke_preview_final_composite(
    draw_plane();
 }

+template <
+    typename ClearTarget,
+    typename ComputeFrames,
+    typename BeforeFrame,
+    typename SetupSampleShader,
+    typename DrawSample,
+    typename CopyPreviewResult>
+void execute_legacy_stroke_preview_live_pass(
+    ClearTarget&& clear_target,
+    ComputeFrames&& compute_frames,
+    BeforeFrame&& before_frame,
+    SetupSampleShader&& setup_sample_shader,
+    DrawSample&& draw_sample,
+    CopyPreviewResult&& copy_preview_result)
+{
+    auto frames = compute_frames();
+    clear_target();
+    for (auto& frame : frames) {
+        before_frame(frame);
+        setup_sample_shader(frame);
+        draw_sample(frame);
+    }
+    copy_preview_result();
+}
+
 template <typename BindPreviewTexture, typename CopyFramebufferToTexture>
 void copy_legacy_stroke_preview_texture(
    BindPreviewTexture&& bind_preview_texture,