Flutter Impeller
vertex_buffer.h
Go to the documentation of this file.
1
// Copyright 2013 The Flutter Authors. All rights reserved.
2
// Use of this source code is governed by a BSD-style license that can be
3
// found in the LICENSE file.
4
5
#ifndef FLUTTER_IMPELLER_CORE_VERTEX_BUFFER_H_
6
#define FLUTTER_IMPELLER_CORE_VERTEX_BUFFER_H_
7
8
#include "
impeller/core/buffer_view.h
"
9
#include "
impeller/core/formats.h
"
10
11
namespace
impeller
{
12
13
constexpr
size_t
kMaxVertexBuffers
= 16;
14
15
struct
VertexBuffer
{
16
BufferView
vertex_buffer
;
17
18
//----------------------------------------------------------------------------
19
/// The index buffer binding used by the vertex shader stage.
20
BufferView
index_buffer
;
21
22
//----------------------------------------------------------------------------
23
/// The total count of vertices, either in the vertex_buffer if the
24
/// index_type is IndexType::kNone or in the index_buffer otherwise.
25
size_t
vertex_count
= 0u;
26
27
//----------------------------------------------------------------------------
28
/// The type of indices in the index buffer. The indices must be tightly
29
/// packed in the index buffer.
30
///
31
IndexType
index_type
=
IndexType::kUnknown
;
32
33
explicit
inline
operator
bool()
const
{
34
return
static_cast<
bool
>
(
vertex_buffer
) &&
35
(
index_type
==
IndexType::kNone
||
static_cast<
bool
>
(
index_buffer
));
36
}
37
};
38
39
}
// namespace impeller
40
41
#endif
// FLUTTER_IMPELLER_CORE_VERTEX_BUFFER_H_
buffer_view.h
formats.h
impeller
Definition:
allocation.cc:12
impeller::IndexType
IndexType
Definition:
formats.h:343
impeller::IndexType::kUnknown
@ kUnknown
impeller::IndexType::kNone
@ kNone
Does not use the index buffer.
impeller::kMaxVertexBuffers
constexpr size_t kMaxVertexBuffers
Definition:
vertex_buffer.h:13
impeller::BufferView
Definition:
buffer_view.h:19
impeller::VertexBuffer
Definition:
vertex_buffer.h:15
impeller::VertexBuffer::index_type
IndexType index_type
Definition:
vertex_buffer.h:31
impeller::VertexBuffer::vertex_count
size_t vertex_count
Definition:
vertex_buffer.h:25
impeller::VertexBuffer::index_buffer
BufferView index_buffer
The index buffer binding used by the vertex shader stage.
Definition:
vertex_buffer.h:20
impeller::VertexBuffer::vertex_buffer
BufferView vertex_buffer
Definition:
vertex_buffer.h:16
impeller
core
vertex_buffer.h
Generated by
1.9.1