diff options
Diffstat (limited to 'wgpu/src/backend.rs')
| -rw-r--r-- | wgpu/src/backend.rs | 76 |
1 files changed, 67 insertions, 9 deletions
diff --git a/wgpu/src/backend.rs b/wgpu/src/backend.rs index 65c63f19..25134d68 100644 --- a/wgpu/src/backend.rs +++ b/wgpu/src/backend.rs @@ -1,8 +1,8 @@ use crate::core::{Color, Size}; -use crate::graphics; use crate::graphics::backend; use crate::graphics::color; use crate::graphics::{Transformation, Viewport}; +use crate::primitive::pipeline; use crate::primitive::{self, Primitive}; use crate::quad; use crate::text; @@ -26,6 +26,7 @@ pub struct Backend { quad_pipeline: quad::Pipeline, text_pipeline: text::Pipeline, triangle_pipeline: triangle::Pipeline, + pipeline_storage: pipeline::Storage, #[cfg(any(feature = "image", feature = "svg"))] image_pipeline: image::Pipeline, @@ -51,6 +52,7 @@ impl Backend { quad_pipeline, text_pipeline, triangle_pipeline, + pipeline_storage: pipeline::Storage::default(), #[cfg(any(feature = "image", feature = "svg"))] image_pipeline, @@ -67,6 +69,7 @@ impl Backend { queue: &wgpu::Queue, encoder: &mut wgpu::CommandEncoder, clear_color: Option<Color>, + format: wgpu::TextureFormat, frame: &wgpu::TextureView, primitives: &[Primitive], viewport: &Viewport, @@ -89,6 +92,7 @@ impl Backend { self.prepare( device, queue, + format, encoder, scale_factor, target_size, @@ -118,6 +122,7 @@ impl Backend { &mut self, device: &wgpu::Device, queue: &wgpu::Queue, + format: wgpu::TextureFormat, _encoder: &mut wgpu::CommandEncoder, scale_factor: f32, target_size: Size<u32>, @@ -180,6 +185,20 @@ impl Backend { target_size, ); } + + if !layer.pipelines.is_empty() { + for pipeline in &layer.pipelines { + pipeline.primitive.prepare( + format, + device, + queue, + pipeline.bounds, + target_size, + scale_factor, + &mut self.pipeline_storage, + ); + } + } } } @@ -203,7 +222,7 @@ impl Backend { let mut render_pass = ManuallyDrop::new(encoder.begin_render_pass( &wgpu::RenderPassDescriptor { - label: Some("iced_wgpu::quad render pass"), + label: Some("iced_wgpu render pass"), color_attachments: &[Some(wgpu::RenderPassColorAttachment { view: target, resolve_target: None, @@ -222,10 +241,12 @@ impl Backend { }), None => wgpu::LoadOp::Load, }, - store: true, + store: wgpu::StoreOp::Store, }, })], depth_stencil_attachment: None, + timestamp_writes: None, + occlusion_query_set: None, }, )); @@ -264,18 +285,20 @@ impl Backend { render_pass = ManuallyDrop::new(encoder.begin_render_pass( &wgpu::RenderPassDescriptor { - label: Some("iced_wgpu::quad render pass"), + label: Some("iced_wgpu render pass"), color_attachments: &[Some( wgpu::RenderPassColorAttachment { view: target, resolve_target: None, ops: wgpu::Operations { load: wgpu::LoadOp::Load, - store: true, + store: wgpu::StoreOp::Store, }, }, )], depth_stencil_attachment: None, + timestamp_writes: None, + occlusion_query_set: None, }, )); } @@ -299,6 +322,45 @@ impl Backend { text_layer += 1; } + + if !layer.pipelines.is_empty() { + let _ = ManuallyDrop::into_inner(render_pass); + + for pipeline in &layer.pipelines { + let viewport = (pipeline.viewport * scale_factor).snap(); + + if viewport.width < 1 || viewport.height < 1 { + continue; + } + + pipeline.primitive.render( + &self.pipeline_storage, + target, + target_size, + viewport, + encoder, + ); + } + + render_pass = ManuallyDrop::new(encoder.begin_render_pass( + &wgpu::RenderPassDescriptor { + label: Some("iced_wgpu render pass"), + color_attachments: &[Some( + wgpu::RenderPassColorAttachment { + view: target, + resolve_target: None, + ops: wgpu::Operations { + load: wgpu::LoadOp::Load, + store: wgpu::StoreOp::Store, + }, + }, + )], + depth_stencil_attachment: None, + timestamp_writes: None, + occlusion_query_set: None, + }, + )); + } } let _ = ManuallyDrop::into_inner(render_pass); @@ -310,10 +372,6 @@ impl crate::graphics::Backend for Backend { } impl backend::Text for Backend { - fn font_system(&self) -> &graphics::text::FontSystem { - self.text_pipeline.font_system() - } - fn load_font(&mut self, font: Cow<'static, [u8]>) { self.text_pipeline.load_font(font); } |