diff --git a/node-graph/libraries/wgpu-executor/src/vector_to_raster.rs b/node-graph/libraries/wgpu-executor/src/vector_to_raster.rs
index aa65f2bf8b..172d7920ef 100644
--- a/node-graph/libraries/wgpu-executor/src/vector_to_raster.rs
+++ b/node-graph/libraries/wgpu-executor/src/vector_to_raster.rs
@@ -1,7 +1,9 @@
use crate::WgpuExecutor;
+use core_types::bounds::{BoundingBox, RenderBoundingBox};
use core_types::ops::Convert;
use core_types::table::Table;
use core_types::transform::Footprint;
+use glam::{DAffine2, DVec2, UVec2};
use graphic_types::Vector;
use graphic_types::raster_types::{GPU, Raster};
use rendering::{Render, RenderOutputType, RenderParams};
@@ -19,22 +21,51 @@ impl<'i> Convert
>, &'i WgpuExecutor> for Table {
footprint,
..Default::default()
};
- log::debug!("rasterizing vector data with footprint {footprint:?}");
let vector = &self;
- log::debug!("{vector:?}");
+ let bounding_box = vector.bounding_box(DAffine2::IDENTITY, true);
+ let RenderBoundingBox::Rectangle(rect) = bounding_box else {
+ panic!("did not find valid bounding box")
+ };
// Create a Vello scene for this vector
let mut scene = vello::Scene::new();
let mut context = crate::RenderContext::default();
- // Render the vector to the Vello scene with the row's transform
- vector.render_to_vello(&mut scene, footprint.transform, &mut context, &render_params);
+ let viewport_bounds = footprint.viewport_bounds_in_local_space();
+ log::debug!("viewport bounds: {viewport_bounds:?}");
+ log::debug!("vector bounds: {bounding_box:?}");
+
+ let image_bounds = core_types::math::bbox::AxisAlignedBbox { start: rect[0], end: rect[1] };
+ let intersection = viewport_bounds.intersect(&image_bounds);
+
+ log::debug!("intersection: {intersection:?}");
+ let size = intersection.size();
+
+ // let offset = (intersection.start - image_bounds.start).max(DVec2::ZERO);
+ let offset = (intersection.start - image_bounds.start).max(DVec2::ZERO) + image_bounds.start;
+ log::debug!("size: {size} offset: {offset}");
+
+ // If the image would not be visible, return an empty image
+ if size.x <= 0. || size.y <= 0. {
+ return Table::new();
+ }
+
+ let scale = footprint.scale();
+ log::debug!("scale: {scale:?}");
+ let width = (size.x * scale.x) as u32;
+ let height = (size.y * scale.y) as u32;
// Render the scene to a GPU texture
- let resolution = footprint.resolution;
+ let resolution = UVec2::new(width, height);
+ log::debug!("resolution: {resolution:?}");
let background = core_types::Color::TRANSPARENT;
+ let render_transform = DAffine2::from_scale(scale) * DAffine2::from_translation(-offset);
+ log::debug!("render transform: {render_transform:?}");
+ // Render the vector to the Vello scene with the row's transform
+ vector.render_to_vello(&mut scene, render_transform, &mut context, &render_params);
+
// Use async rendering to get the texture
let texture = executor
.render_vello_scene_to_texture(&scene, resolution, &context, background)
@@ -67,7 +98,8 @@ impl<'i> Convert>, &'i WgpuExecutor> for Table {
queue.submit([command_buffer]);
let mut table = Table::new_from_element(Raster::new_gpu(new_texture));
- *(table.get_mut(0).as_mut().unwrap().transform) = footprint.transform.inverse() * DAffine2::from_scale((texture.width() as f64, texture.height() as f64).into());
+ *(table.get_mut(0).as_mut().unwrap().transform) = DAffine2::from_translation(offset) * DAffine2::from_scale(size);
+ texture.destroy();
table
}
}