Use linear RGB for vertex colors.

Author: tychedelia

crates/processing_render/src/render/mesh_builder.rs

@@ -36,7 +36,7 @@ impl<'a> MeshBuilder<'a> {
         if let Some(VertexAttributeValues::Float32x4(colors)) =
             self.mesh.attribute_mut(Mesh::ATTRIBUTE_COLOR)
         {
-            colors.push(self.color.to_srgba().to_f32_array());
+            colors.push(self.color.to_linear().to_f32_array());
         }
 
         if let Some(VertexAttributeValues::Float32x3(normals)) =

crates/processing_render/src/render/primitive/quad.rs

@@ -70,7 +70,7 @@ fn simple_quad(
     if let Some(VertexAttributeValues::Float32x4(colors)) =
         mesh.attribute_mut(Mesh::ATTRIBUTE_COLOR)
     {
-        let color_array = color.to_srgba().to_f32_array();
+        let color_array = color.to_linear().to_f32_array();
         for _ in 0..4 {
             colors.push(color_array);
         }

crates/processing_render/src/render/primitive/rect.rs

@@ -87,7 +87,7 @@ fn simple_rect(mesh: &mut Mesh, x: f32, y: f32, w: f32, h: f32, color: Color) {
     if let Some(VertexAttributeValues::Float32x4(colors)) =
         mesh.attribute_mut(Mesh::ATTRIBUTE_COLOR)
     {
-        let color_array = color.to_srgba().to_f32_array();
+        let color_array = color.to_linear().to_f32_array();
         for _ in 0..4 {
             colors.push(color_array);
         }

crates/processing_render/src/render/primitive/shape.rs

@@ -497,7 +497,7 @@ fn push_triangle(
         positions.push([x3, y3, 0.0]);
     }
 
-    let color_array = color.to_srgba().to_f32_array();
+    let color_array = color.to_linear().to_f32_array();
     if let Some(VertexAttributeValues::Float32x4(colors)) =
         mesh.attribute_mut(Mesh::ATTRIBUTE_COLOR)
     {
@@ -556,7 +556,7 @@ fn push_quad(
         positions.push([x4, y4, 0.0]);
     }
 
-    let color_array = color.to_srgba().to_f32_array();
+    let color_array = color.to_linear().to_f32_array();
     if let Some(VertexAttributeValues::Float32x4(colors)) =
         mesh.attribute_mut(Mesh::ATTRIBUTE_COLOR)
     {

crates/processing_render/src/render/primitive/triangle.rs

@@ -64,7 +64,7 @@ fn simple_triangle(
     if let Some(VertexAttributeValues::Float32x4(colors)) =
         mesh.attribute_mut(Mesh::ATTRIBUTE_COLOR)
     {
-        let color_array = color.to_srgba().to_f32_array();
+        let color_array = color.to_linear().to_f32_array();
         for _ in 0..3 {
             colors.push(color_array);
         }