Added support for gradients as background variants + other optimizations.

1 files changed, 7 insertions, 39 deletions

diff --git a/wgpu/src/image.rs b/wgpu/src/image.rs
index 263bcfa2..6fe02b91 100644
--- a/wgpu/src/image.rs
+++ b/wgpu/src/image.rs
@@ -8,10 +8,10 @@ mod vector;
 
 use atlas::Atlas;
 
+use crate::buffer::Buffer;
 use crate::core::{Rectangle, Size};
 use crate::graphics::Transformation;
-use crate::layer;
-use crate::Buffer;
+use crate::{layer, quad};
 
 use std::cell::RefCell;
 use std::mem;
@@ -121,7 +121,7 @@ impl Layer {
         );
 
         let _ = self.instances.resize(device, instances.len());
-        self.instances.write(queue, 0, instances);
+        let _ = self.instances.write(queue, 0, instances);
 
         self.instance_count = instances.len();
     }
@@ -131,7 +131,7 @@ impl Layer {
         render_pass.set_vertex_buffer(1, self.instances.slice(..));
 
         render_pass.draw_indexed(
-            0..QUAD_INDICES.len() as u32,
+            0..quad::INDICES.len() as u32,
             0,
             0..self.instance_count as u32,
         );
@@ -244,22 +244,7 @@ impl Pipeline {
                 fragment: Some(wgpu::FragmentState {
                     module: &shader,
                     entry_point: "fs_main",
-                    targets: &[Some(wgpu::ColorTargetState {
-                        format,
-                        blend: Some(wgpu::BlendState {
-                            color: wgpu::BlendComponent {
-                                src_factor: wgpu::BlendFactor::SrcAlpha,
-                                dst_factor: wgpu::BlendFactor::OneMinusSrcAlpha,
-                                operation: wgpu::BlendOperation::Add,
-                            },
-                            alpha: wgpu::BlendComponent {
-                                src_factor: wgpu::BlendFactor::One,
-                                dst_factor: wgpu::BlendFactor::OneMinusSrcAlpha,
-                                operation: wgpu::BlendOperation::Add,
-                            },
-                        }),
-                        write_mask: wgpu::ColorWrites::ALL,
-                    })],
+                    targets: &quad::color_target_state(format),
                 }),
                 primitive: wgpu::PrimitiveState {
                     topology: wgpu::PrimitiveTopology::TriangleList,
@@ -278,14 +263,14 @@ impl Pipeline {
         let vertices =
             device.create_buffer_init(&wgpu::util::BufferInitDescriptor {
                 label: Some("iced_wgpu::image vertex buffer"),
-                contents: bytemuck::cast_slice(&QUAD_VERTS),
+                contents: bytemuck::cast_slice(&quad::VERTICES),
                 usage: wgpu::BufferUsages::VERTEX,
             });
 
         let indices =
             device.create_buffer_init(&wgpu::util::BufferInitDescriptor {
                 label: Some("iced_wgpu::image index buffer"),
-                contents: bytemuck::cast_slice(&QUAD_INDICES),
+                contents: bytemuck::cast_slice(&quad::INDICES),
                 usage: wgpu::BufferUsages::INDEX,
             });
 
@@ -498,23 +483,6 @@ pub struct Vertex {
     _position: [f32; 2],
 }
 
-const QUAD_INDICES: [u16; 6] = [0, 1, 2, 0, 2, 3];
-
-const QUAD_VERTS: [Vertex; 4] = [
-    Vertex {
-        _position: [0.0, 0.0],
-    },
-    Vertex {
-        _position: [1.0, 0.0],
-    },
-    Vertex {
-        _position: [1.0, 1.0],
-    },
-    Vertex {
-        _position: [0.0, 1.0],
-    },
-];
-
 #[repr(C)]
 #[derive(Debug, Clone, Copy, Zeroable, Pod)]
 struct Instance {