summaryrefslogtreecommitdiff
path: root/Source/Core/VideoBackends/OGL/VertexManager.h
blob: 2eecb7d58285e4af7648222a8f000a0c5b58a011 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
// Copyright 2008 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.

#pragma once

#include "VideoCommon/NativeVertexFormat.h"
#include "VideoCommon/VertexManagerBase.h"

namespace OGL
{
class GLVertexFormat : public NativeVertexFormat
{
public:
  GLVertexFormat(const PortableVertexDeclaration& vtx_decl);
  ~GLVertexFormat();

  void SetupVertexPointers() override;

  GLuint VAO;
};

// Handles the OpenGL details of drawing lots of vertices quickly.
// Other functionality is moving out.
class VertexManager : public VertexManagerBase
{
public:
  VertexManager();
  ~VertexManager();
  NativeVertexFormat* CreateNativeVertexFormat(const PortableVertexDeclaration& vtx_decl) override;
  void CreateDeviceObjects() override;
  void DestroyDeviceObjects() override;

  // NativeVertexFormat use this
  GLuint m_vertex_buffers;
  GLuint m_index_buffers;
  GLuint m_last_vao;

protected:
  void ResetBuffer(u32 stride) override;

private:
  void Draw(u32 stride);
  void vFlush(bool useDstAlpha) override;
  void PrepareDrawBuffers(u32 stride);

  // Alternative buffers in CPU memory for primatives we are going to discard.
  std::vector<u8> m_cpu_v_buffer;
  std::vector<u16> m_cpu_i_buffer;
};
}