Reorganize layout, pass a new buffer

crates/flare-shader/src/lib.rs

@@ -63,10 +63,21 @@ pub(crate) fn image_index(pixel_x: usize, pixel_y: usize, image_width: u32) -> u
     pixel_x + pixel_y * image_width as usize
 }
 
+#[derive(Copy, Clone, Debug, bytemuck::Pod, bytemuck::Zeroable)]
+#[repr(C)]
+pub struct Transform {
+    variation_offset: u32,
+    variation_count: u32,
+    weight: f32,
+    color: f32,
+    color_speed: f32,
+}
+
 #[spirv(compute(threads(1)))]
 pub fn main_cs(
     #[spirv(push_constant)] constants: &IfsConstants,
-    #[spirv(storage_buffer, descriptor_set = 0, binding = 0)] accum_image: &mut [Vec4],
+    #[spirv(storage_buffer, descriptor_set = 0, binding = 0)] transforms: &[Transform],
+    #[spirv(storage_buffer, descriptor_set = 0, binding = 1)] accum_image: &mut [Vec4],
 ) {
     let block_size = 64;
     for i_width in 0..constants.accum_width as usize {