// 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::NSUInteger;
/// See <https://developer.apple.com/documentation/metal/mtlvertexformat>
#[repr(u64)]
#[allow(non_camel_case_types)]
#[derive(Copy, Clone, Debug, Eq, PartialEq, Hash)]
pub enum MTLVertexFormat {
Invalid =
0,
UChar2 =
1,
UChar3 =
2,
UChar4 =
3,
Char2 =
4,
Char3 =
5,
Char4 =
6,
UChar2Normalized =
7,
UChar3Normalized =
8,
UChar4Normalized =
9,
Char2Normalized =
10,
Char3Normalized =
11,
Char4Normalized =
12,
UShort2 =
13,
UShort3 =
14,
UShort4 =
15,
Short2 =
16,
Short3 =
17,
Short4 =
18,
UShort2Normalized =
19,
UShort3Normalized =
20,
UShort4Normalized =
21,
Short2Normalized =
22,
Short3Normalized =
23,
Short4Normalized =
24,
Half2 =
25,
Half3 =
26,
Half4 =
27,
Float =
28,
Float2 =
29,
Float3 =
30,
Float4 =
31,
Int =
32,
Int2 =
33,
Int3 =
34,
Int4 =
35,
UInt =
36,
UInt2 =
37,
UInt3 =
38,
UInt4 =
39,
Int1010102Normalized =
40,
UInt1010102Normalized =
41,
UChar4Normalized_BGRA =
42,
UChar =
45,
Char =
46,
UCharNormalized =
47,
CharNormalized =
48,
UShort =
49,
Short =
50,
UShortNormalized =
51,
ShortNormalized =
52,
Half =
53,
}
/// See <https://developer.apple.com/documentation/metal/mtlvertexstepfunction>
#[repr(u64)]
#[derive(Copy, Clone, Debug, Eq, PartialEq, Hash)]
pub enum MTLVertexStepFunction {
Constant =
0,
PerVertex =
1,
PerInstance =
2,
PerPatch =
3,
PerPatchControlPoint =
4,
}
/// See <https://developer.apple.com/documentation/metal/mtlvertexbufferlayoutdescriptor>
pub enum MTLVertexBufferLayoutDescriptor {}
foreign_obj_type! {
type CType = MTLVertexBufferLayoutDescriptor;
pub struct VertexBufferLayoutDescriptor;
}
impl VertexBufferLayoutDescriptor {
pub fn new() ->
Self {
unsafe {
let class = class!(MTLVertexBufferLayoutDescriptor);
msg_send![class, new]
}
}
}
impl VertexBufferLayoutDescriptorRef {
pub fn stride(&
self) -> NSUInteger {
unsafe { msg_send![
self, stride] }
}
pub fn set_stride(&
self, stride: NSUInteger) {
unsafe { msg_send![
self, setStride: stride] }
}
pub fn step_function(&
self) -> MTLVertexStepFunction {
unsafe { msg_send![
self, stepFunction] }
}
pub fn set_step_function(&
self, func: MTLVertexStepFunction) {
unsafe { msg_send![
self, setStepFunction: func] }
}
pub fn step_rate(&
self) -> NSUInteger {
unsafe { msg_send![
self, stepRate] }
}
pub fn set_step_rate(&
self, step_rate: NSUInteger) {
unsafe { msg_send![
self, setStepRate: step_rate] }
}
}
/// See <https://developer.apple.com/documentation/metal/mtlvertexbufferlayoutdescriptorarray>
pub enum MTLVertexBufferLayoutDescriptorArray {}
foreign_obj_type! {
type CType = MTLVertexBufferLayoutDescriptorArray;
pub struct VertexBufferLayoutDescriptorArray;
}
impl VertexBufferLayoutDescriptorArrayRef {
pub fn object_at(&
self, index: NSUInteger) -> Option<&VertexBufferLayoutDescriptorRef> {
unsafe { msg_send![
self, objectAtIndexedSubscript: index] }
}
pub fn set_object_at(
&
self,
index: NSUInteger,
layout: Option<&VertexBufferLayoutDescriptorRef>,
) {
unsafe {
msg_send![
self, setObject:layout
atIndexedSubscript:index]
}
}
}
/// See <https://developer.apple.com/documentation/metal/mtlvertexattributedescriptor>
pub enum MTLVertexAttributeDescriptor {}
foreign_obj_type! {
type CType = MTLVertexAttributeDescriptor;
pub struct VertexAttributeDescriptor;
}
impl VertexAttributeDescriptor {
pub fn new() ->
Self {
unsafe {
let class = class!(MTLVertexAttributeDescriptor);
msg_send![class, new]
}
}
}
impl VertexAttributeDescriptorRef {
pub fn format(&
self) -> MTLVertexFormat {
unsafe { msg_send![
self, format] }
}
pub fn set_format(&
self, format: MTLVertexFormat) {
unsafe { msg_send![
self, setFormat: format] }
}
pub fn offset(&
self) -> NSUInteger {
unsafe { msg_send![
self, offset] }
}
pub fn set_offset(&
self, offset: NSUInteger) {
unsafe { msg_send![
self, setOffset: offset] }
}
pub fn buffer_index(&
self) -> NSUInteger {
unsafe { msg_send![
self, bufferIndex] }
}
pub fn set_buffer_index(&
self, index: NSUInteger) {
unsafe { msg_send![
self, setBufferIndex: index] }
}
}
/// See <https://developer.apple.com/documentation/metal/mtlvertexattributedescriptorarray>
pub enum MTLVertexAttributeDescriptorArray {}
foreign_obj_type! {
type CType = MTLVertexAttributeDescriptorArray;
pub struct VertexAttributeDescriptorArray;
}
impl VertexAttributeDescriptorArrayRef {
pub fn object_at(&
self, index: NSUInteger) -> Option<&VertexAttributeDescriptorRef> {
unsafe { msg_send![
self, objectAtIndexedSubscript: index] }
}
pub fn set_object_at(
&
self,
index: NSUInteger,
attribute: Option<&VertexAttributeDescriptorRef>,
) {
unsafe {
msg_send![
self, setObject:attribute
atIndexedSubscript:index]
}
}
}
/// See <https://developer.apple.com/documentation/metal/mtlvertexdescriptor>
pub enum MTLVertexDescriptor {}
foreign_obj_type! {
type CType = MTLVertexDescriptor;
pub struct VertexDescriptor;
}
impl VertexDescriptor {
pub fn new<
'a>() -> &'a VertexDescriptorRef {
unsafe {
let class = class!(MTLVertexDescriptor);
msg_send![class, vertexDescriptor]
}
}
}
impl VertexDescriptorRef {
pub fn layouts(&
self) -> &VertexBufferLayoutDescriptorArrayRef {
unsafe { msg_send![
self, layouts] }
}
pub fn attributes(&
self) -> &VertexAttributeDescriptorArrayRef {
unsafe { msg_send![
self, attributes] }
}
#[cfg(feature =
"private")]
pub unsafe fn serialize_descriptor(&
self) -> *
mut std::ffi::c_voi
d {
msg_send![self, newSerializedDescriptor]
}
pub fn reset(&self) {
unsafe { msg_send![self, reset] }
}
}
