Add more command types

src/command/mod.rs

@@ -6,13 +6,70 @@ pub use self::render::*;
 
 use hal;
 
-use {CommandBufferHandle, ComputePassHandle, RenderPassHandle};
+use {BufferHandle, Color, CommandBufferHandle, ComputePassHandle, Origin3d,
+    RenderPassHandle, TextureViewHandle, TextureHandle};
 
 
+#[repr(C)]
+pub enum LoadOp {
+    Clear = 0,
+    Load = 1,
+}
+
+#[repr(C)]
+pub enum StoreOp {
+    Store = 0,
+}
+
+#[repr(C)]
+pub struct RenderPassColorAttachmentDescriptor {
+    pub attachment: TextureViewHandle,
+    pub load_op: LoadOp,
+    pub store_op: StoreOp,
+    pub clear_color: Color,
+}
+
+#[repr(C)]
+pub struct RenderPassDepthStencilAttachmentDescriptor {
+    pub attachment: TextureViewHandle,
+    pub depth_load_op: LoadOp,
+    pub depth_store_op: StoreOp,
+    pub clear_depth: f32,
+    pub stencil_load_op: LoadOp,
+    pub stencil_store_op: StoreOp,
+    pub clear_stencil: u32,
+}
+
+#[repr(C)]
+pub struct RenderPassDescriptor<'a> {
+    pub color_attachments: &'a [RenderPassColorAttachmentDescriptor],
+    pub depth_stencil_attachment: RenderPassDepthStencilAttachmentDescriptor,
+}
+
+#[repr(C)]
+pub struct BufferCopyView {
+    pub buffer: BufferHandle,
+    pub offset: u32,
+    pub row_pitch: u32,
+    pub image_height: u32,
+}
+
+#[repr(C)]
+pub struct TextureCopyView {
+    pub texture: TextureHandle,
+    pub level: u32,
+    pub slice: u32,
+    pub origin: Origin3d,
+    //TODO: pub aspect: TextureAspect,
+}
+
 pub struct CommandBuffer<B: hal::Backend> {
     raw: B::CommandBuffer,
 }
 
+#[repr(C)]
+pub struct CommandBufferDescriptor;
+
 pub extern "C"
 fn command_buffer_begin_render_pass(
     command_buffer: CommandBufferHandle