// Copyright 2015 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.

#include "VideoBackends/Null/VertexManager.h"

#include "VideoCommon/IndexGenerator.h"
#include "VideoCommon/NativeVertexFormat.h"
#include "VideoCommon/VertexLoaderManager.h"

namespace Null
{
class NullNativeVertexFormat : public NativeVertexFormat
{
public:
  NullNativeVertexFormat(const PortableVertexDeclaration& vtx_decl_) { vtx_decl = vtx_decl_; }
};

std::unique_ptr<NativeVertexFormat>
VertexManager::CreateNativeVertexFormat(const PortableVertexDeclaration& vtx_decl)
{
  return std::make_unique<NullNativeVertexFormat>(vtx_decl);
}

void VertexManager::UploadUtilityUniforms(const void* uniforms, u32 uniforms_size)
{
}

VertexManager::VertexManager() : m_local_v_buffer(MAXVBUFFERSIZE), m_local_i_buffer(MAXIBUFFERSIZE)
{
}

VertexManager::~VertexManager()
{
}

void VertexManager::ResetBuffer(u32 vertex_stride, bool cull_all)
{
  m_cur_buffer_pointer = m_base_buffer_pointer = m_local_v_buffer.data();
  m_end_buffer_pointer = m_cur_buffer_pointer + m_local_v_buffer.size();
  IndexGenerator::Start(&m_local_i_buffer[0]);
}

void VertexManager::CommitBuffer(u32 num_vertices, u32 vertex_stride, u32 num_indices,
                                 u32* out_base_vertex, u32* out_base_index)
{
}

void VertexManager::UploadConstants()
{
}

void VertexManager::DrawCurrentBatch(u32 base_index, u32 num_indices, u32 base_vertex)
{
}

}  // namespace Null