diff --git a/src/node_stroke_preview.cpp b/src/node_stroke_preview.cpp
index 7ab29cd..702df77 100644
--- a/src/node_stroke_preview.cpp
+++ b/src/node_stroke_preview.cpp
@@ -205,63 +205,69 @@ pp::panopainter::LegacyNodeStrokePreviewMixExecutionRequest make_stroke_preview_
     };
 }
 
+pp::panopainter::LegacyNodeStrokePreviewFinalCompositeRequest make_stroke_preview_final_composite_request(
+    const StrokePreviewCompositePassInputs& inputs)
+{
+    return pp::panopainter::LegacyNodeStrokePreviewFinalCompositeRequest {
+        .resolution = inputs.resolution,
+        .pattern_scale = inputs.pattern_scale,
+        .brush = &inputs.brush,
+        .composite_pass = &inputs.composite_pass,
+        .setup_composite_shader = [&] {
+            pp::panopainter::setup_legacy_stroke_composite_shader(
+                pp::panopainter::LegacyStrokeCompositeUniforms {
+                    .resolution = inputs.resolution,
+                    .pattern = {
+                        .scale = inputs.pattern_scale,
+                        .invert = static_cast<float>(inputs.brush.m_pattern_invert),
+                        .brightness = inputs.brush.m_pattern_brightness,
+                        .contrast = inputs.brush.m_pattern_contrast,
+                        .depth = inputs.brush.m_pattern_depth,
+                        .blend_mode = inputs.composite_pass.pattern_blend_mode,
+                        .offset = glm::vec2(inputs.brush.m_pattern_rand_offset ? 0.5f : 0.0f),
+                    },
+                    .mvp = glm::ortho(-.5f, .5f, -.5f, .5f, -1.f, 1.f),
+                    .layer_alpha = 1.0f,
+                    .alpha_lock = false,
+                    .mask_enabled = false,
+                    .use_fragcoord = false,
+                    .blend_mode = inputs.brush.m_blend_mode,
+                    .use_dual = inputs.composite_pass.use_dual,
+                    .dual_blend_mode = inputs.composite_pass.dual_blend_mode,
+                    .dual_alpha = inputs.composite_pass.dual_alpha,
+                    .use_pattern = inputs.composite_pass.use_pattern,
+                });
+        },
+        .bind_composite_samplers = [&] {
+            inputs.linear_sampler.bind(stroke_preview_composite_slots::kBackground);
+            inputs.linear_sampler.bind(stroke_preview_composite_slots::kStroke);
+            inputs.linear_sampler.bind(2U);
+            inputs.linear_sampler.bind(stroke_preview_composite_slots::kDual);
+            inputs.repeat_sampler.bind(stroke_preview_composite_slots::kPattern);
+        },
+        .bind_composite_inputs = [&] {
+            set_active_texture_unit(stroke_preview_composite_slots::kBackground);
+            inputs.background_texture.bind();
+            set_active_texture_unit(stroke_preview_composite_slots::kStroke);
+            inputs.stroke_texture.bind();
+            set_active_texture_unit(stroke_preview_composite_slots::kDual);
+            inputs.dual_texture.bind();
+            set_active_texture_unit(stroke_preview_composite_slots::kPattern);
+            inputs.brush.m_pattern_texture ?
+                inputs.brush.m_pattern_texture->bind() :
+                unbind_texture_2d();
+        },
+        .draw_composite = [&] {
+            inputs.draw_composite();
+        },
+    };
+}
+
 void execute_stroke_preview_final_composite_pass(const StrokePreviewCompositePassInputs& inputs)
 {
     [[maybe_unused]] const bool composite_ok =
         pp::panopainter::execute_legacy_node_stroke_preview_final_composite(
-            pp::panopainter::LegacyNodeStrokePreviewFinalCompositeRequest {
-                .resolution = inputs.resolution,
-                .pattern_scale = inputs.pattern_scale,
-                .brush = &inputs.brush,
-                .composite_pass = &inputs.composite_pass,
-                .setup_composite_shader = [&] {
-                    pp::panopainter::setup_legacy_stroke_composite_shader(
-                        pp::panopainter::LegacyStrokeCompositeUniforms {
-                            .resolution = inputs.resolution,
-                            .pattern = {
-                                .scale = inputs.pattern_scale,
-                                .invert = static_cast<float>(inputs.brush.m_pattern_invert),
-                                .brightness = inputs.brush.m_pattern_brightness,
-                                .contrast = inputs.brush.m_pattern_contrast,
-                                .depth = inputs.brush.m_pattern_depth,
-                                .blend_mode = inputs.composite_pass.pattern_blend_mode,
-                                .offset = glm::vec2(inputs.brush.m_pattern_rand_offset ? 0.5f : 0.0f),
-                            },
-                            .mvp = glm::ortho(-.5f, .5f, -.5f, .5f, -1.f, 1.f),
-                            .layer_alpha = 1.0f,
-                            .alpha_lock = false,
-                            .mask_enabled = false,
-                            .use_fragcoord = false,
-                            .blend_mode = inputs.brush.m_blend_mode,
-                            .use_dual = inputs.composite_pass.use_dual,
-                            .dual_blend_mode = inputs.composite_pass.dual_blend_mode,
-                            .dual_alpha = inputs.composite_pass.dual_alpha,
-                            .use_pattern = inputs.composite_pass.use_pattern,
-                        });
-                },
-                .bind_composite_samplers = [&] {
-                    inputs.linear_sampler.bind(stroke_preview_composite_slots::kBackground);
-                    inputs.linear_sampler.bind(stroke_preview_composite_slots::kStroke);
-                    inputs.linear_sampler.bind(2U);
-                    inputs.linear_sampler.bind(stroke_preview_composite_slots::kDual);
-                    inputs.repeat_sampler.bind(stroke_preview_composite_slots::kPattern);
-                },
-                .bind_composite_inputs = [&] {
-                    set_active_texture_unit(stroke_preview_composite_slots::kBackground);
-                    inputs.background_texture.bind();
-                    set_active_texture_unit(stroke_preview_composite_slots::kStroke);
-                    inputs.stroke_texture.bind();
-                    set_active_texture_unit(stroke_preview_composite_slots::kDual);
-                    inputs.dual_texture.bind();
-                    set_active_texture_unit(stroke_preview_composite_slots::kPattern);
-                    inputs.brush.m_pattern_texture ?
-                        inputs.brush.m_pattern_texture->bind() :
-                        unbind_texture_2d();
-                },
-                .draw_composite = [&] {
-                    inputs.draw_composite();
-                },
-    });
+            make_stroke_preview_final_composite_request(inputs));
     assert(composite_ok);
 }