dolphin/Source/Core/VideoBackends/OGL/OGLVertexManager.h

60 lines
1.8 KiB
C++

// Copyright 2008 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include <array>
#include <memory>
#include "Common/CommonTypes.h"
#include "Common/GL/GLUtil.h"
#include "VideoCommon/NativeVertexFormat.h"
#include "VideoCommon/VertexManagerBase.h"
namespace OGL
{
class StreamBuffer;
class GLVertexFormat : public NativeVertexFormat
{
public:
GLVertexFormat(const PortableVertexDeclaration& vtx_decl);
~GLVertexFormat();
GLuint VAO;
};
// Handles the OpenGL details of drawing lots of vertices quickly.
// Other functionality is moving out.
class VertexManager final : public VertexManagerBase
{
public:
VertexManager();
~VertexManager() override;
bool Initialize() override;
void UploadUtilityUniforms(const void* uniforms, u32 uniforms_size) override;
bool UploadTexelBuffer(const void* data, u32 data_size, TexelBufferFormat format,
u32* out_offset) override;
bool UploadTexelBuffer(const void* data, u32 data_size, TexelBufferFormat format, u32* out_offset,
const void* palette_data, u32 palette_size,
TexelBufferFormat palette_format, u32* out_palette_offset) override;
GLuint GetVertexBufferHandle() const;
GLuint GetIndexBufferHandle() const;
protected:
void ResetBuffer(u32 vertex_stride) override;
void CommitBuffer(u32 num_vertices, u32 vertex_stride, u32 num_indices, u32* out_base_vertex,
u32* out_base_index) override;
void UploadUniforms() override;
private:
std::unique_ptr<StreamBuffer> m_vertex_buffer;
std::unique_ptr<StreamBuffer> m_index_buffer;
std::unique_ptr<StreamBuffer> m_texel_buffer;
std::array<GLuint, NUM_TEXEL_BUFFER_FORMATS> m_texel_buffer_views{};
};
} // namespace OGL