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// Copyright 2016 GFX developers
//
// Licensed under the Apache License, Version 2.0, <LICENSE-APACHE or
// http://apache.org/licenses/LICENSE-2.0> or the MIT license <LICENSE-MIT or
// http://opensource.org/licenses/MIT>, at your option. This file may not be
// copied, modified, or distributed except according to those terms.
use super::*;
/// Only available on macos(10.15), ios(13.0)
#[repr(u64)]
#[derive(Clone, Copy, PartialEq, Eq, Hash, Debug)]
pub enum MTLHeapType {
Automatic = 0,
Placement = 1,
/// Only available on macos(11.0), macCatalyst(14.0)
Sparse = 2,
}
pub enum MTLHeap {}
foreign_obj_type! {
type CType = MTLHeap;
pub struct Heap;
pub struct HeapRef;
}
impl HeapRef {
pub fn device(&self) -> &DeviceRef {
unsafe { msg_send![self, device] }
}
pub fn label(&self) -> &str {
unsafe {
let label = msg_send![self, label];
crate::nsstring_as_str(label)
}
}
pub fn set_label(&self, label: &str) {
unsafe {
let nslabel = crate::nsstring_from_str(label);
let () = msg_send![self, setLabel: nslabel];
}
}
pub fn cpu_cache_mode(&self) -> MTLCPUCacheMode {
unsafe { msg_send![self, cpuCacheMode] }
}
pub fn storage_mode(&self) -> MTLStorageMode {
unsafe { msg_send![self, storageMode] }
}
/// Only available on macos(10.15), ios(13.0)
pub fn hazard_tracking_mode(&self) -> MTLHazardTrackingMode {
unsafe { msg_send![self, hazardTrackingMode] }
}
/// Only available on macos(10.15), ios(13.0)
pub fn resource_options(&self) -> MTLResourceOptions {
unsafe { msg_send![self, resourceOptions] }
}
pub fn set_purgeable_state(&self, state: MTLPurgeableState) -> MTLPurgeableState {
unsafe { msg_send![self, setPurgeableState: state] }
}
pub fn size(&self) -> NSUInteger {
unsafe { msg_send![self, size] }
}
pub fn used_size(&self) -> NSUInteger {
unsafe { msg_send![self, usedSize] }
}
/// Only available on macos(10.15), ios(13.0)
pub fn heap_type(&self) -> MTLHeapType {
unsafe { msg_send![self, type] }
}
/// Only available on macos(10.13), ios(11.0)
pub fn current_allocated_size(&self) -> NSUInteger {
unsafe { msg_send![self, currentAllocatedSize] }
}
pub fn max_available_size_with_alignment(&self, alignment: NSUInteger) -> NSUInteger {
unsafe { msg_send![self, maxAvailableSizeWithAlignment: alignment] }
}
pub fn new_buffer(&self, length: u64, options: MTLResourceOptions) -> Option<Buffer> {
unsafe {
let ptr: *mut MTLBuffer = msg_send![self, newBufferWithLength:length
options:options];
if !ptr.is_null() {
Some(Buffer::from_ptr(ptr))
} else {
None
}
}
}
pub fn new_texture(&self, descriptor: &TextureDescriptorRef) -> Option<Texture> {
unsafe {
let ptr: *mut MTLTexture = msg_send![self, newTextureWithDescriptor: descriptor];
if !ptr.is_null() {
Some(Texture::from_ptr(ptr))
} else {
None
}
}
}
/// Only available on macOS 10.15+ & iOS 13.0+
pub fn new_buffer_with_offset(
&self,
length: u64,
options: MTLResourceOptions,
offset: u64,
) -> Option<Buffer> {
unsafe {
let ptr: *mut MTLBuffer = msg_send![self, newBufferWithLength:length
options:options
offset:offset];
if !ptr.is_null() {
Some(Buffer::from_ptr(ptr))
} else {
None
}
}
}
/// Only available on macOS 10.15+ & iOS 13.0+
pub fn new_texture_with_offset(
&self,
descriptor: &TextureDescriptorRef,
offset: u64,
) -> Option<Texture> {
unsafe {
let ptr: *mut MTLTexture = msg_send![self, newTextureWithDescriptor:descriptor
offset:offset];
if !ptr.is_null() {
Some(Texture::from_ptr(ptr))
} else {
None
}
}
}
}
pub enum MTLHeapDescriptor {}
foreign_obj_type! {
type CType = MTLHeapDescriptor;
pub struct HeapDescriptor;
pub struct HeapDescriptorRef;
}
impl HeapDescriptor {
pub fn new() -> Self {
unsafe {
let class = class!(MTLHeapDescriptor);
msg_send![class, new]
}
}
}
impl HeapDescriptorRef {
pub fn cpu_cache_mode(&self) -> MTLCPUCacheMode {
unsafe { msg_send![self, cpuCacheMode] }
}
pub fn set_cpu_cache_mode(&self, mode: MTLCPUCacheMode) {
unsafe { msg_send![self, setCpuCacheMode: mode] }
}
pub fn storage_mode(&self) -> MTLStorageMode {
unsafe { msg_send![self, storageMode] }
}
pub fn set_storage_mode(&self, mode: MTLStorageMode) {
unsafe { msg_send![self, setStorageMode: mode] }
}
pub fn size(&self) -> NSUInteger {
unsafe { msg_send![self, size] }
}
pub fn set_size(&self, size: NSUInteger) {
unsafe { msg_send![self, setSize: size] }
}
/// Only available on macos(10.15), ios(13.0)
pub fn hazard_tracking_mode(&self) -> MTLHazardTrackingMode {
unsafe { msg_send![self, hazardTrackingMode] }
}
/// Only available on macos(10.15), ios(13.0)
pub fn resource_options(&self) -> MTLResourceOptions {
unsafe { msg_send![self, resourceOptions] }
}
/// Only available on macos(10.15), ios(13.0)
pub fn heap_type(&self) -> MTLHeapType {
unsafe { msg_send![self, type] }
}
}
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