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/*
* Copyright (C) 2005-2018 Team Kodi
* This file is part of Kodi - https://kodi.tv
*
* SPDX-License-Identifier: GPL-2.0-or-later
* See LICENSES/README.md for more information.
*/
#pragma once
#include "D3DResource.h"
#include "Texture.h"
#include "utils/Geometry.h"
#include "utils/MemUtils.h"
#include <DirectXMath.h>
#include <wrl/client.h>
struct Vertex {
Vertex() {}
Vertex(DirectX::XMFLOAT3 p, DirectX::XMFLOAT4 c)
: pos(p), color(c) {}
Vertex(DirectX::XMFLOAT3 p, DirectX::XMFLOAT4 c, DirectX::XMFLOAT2 t1, DirectX::XMFLOAT2 t2)
: pos(p), color(c), texCoord(t1), texCoord2(t2) {}
DirectX::XMFLOAT3 pos;
DirectX::XMFLOAT4 color;
DirectX::XMFLOAT2 texCoord;
DirectX::XMFLOAT2 texCoord2;
};
class ID3DResource;
class CGUIShaderDX
{
public:
CGUIShaderDX();
~CGUIShaderDX();
bool Initialize();
void Begin(unsigned int flags);
void End(void);
void ApplyStateBlock(void);
void RestoreBuffers(void);
void SetShaderViews(unsigned int numViews, ID3D11ShaderResourceView** views);
void SetViewPort(D3D11_VIEWPORT viewPort);
void XM_CALLCONV GetWVP(DirectX::XMMATRIX &w, DirectX::XMMATRIX &v, DirectX::XMMATRIX &p)
{
w = m_cbWorldViewProj.world;
v = m_cbWorldViewProj.view;
p = m_cbWorldViewProj.projection;
}
DirectX::XMMATRIX XM_CALLCONV GetWorld() const { return m_cbWorldViewProj.world; }
DirectX::XMMATRIX XM_CALLCONV GetView() const { return m_cbWorldViewProj.view; }
DirectX::XMMATRIX XM_CALLCONV GetProjection() const { return m_cbWorldViewProj.projection; }
void XM_CALLCONV SetWVP(const DirectX::XMMATRIX &w, const DirectX::XMMATRIX &v, const DirectX::XMMATRIX &p);
void XM_CALLCONV SetWorld(const DirectX::XMMATRIX &value);
void XM_CALLCONV SetView(const DirectX::XMMATRIX &value);
void XM_CALLCONV SetProjection(const DirectX::XMMATRIX &value);
void Project(float &x, float &y, float &z);
void DrawQuad(Vertex& v1, Vertex& v2, Vertex& v3, Vertex& v4);
void DrawIndexed(unsigned int indexCount, unsigned int startIndex, unsigned int startVertex);
void Draw(unsigned int vertexCount, unsigned int startVertex);
bool HardwareClipIsPossible(void) const { return m_clipPossible; }
float GetClipXFactor(void) const { return m_clipXFactor; }
float GetClipXOffset(void) const { return m_clipXOffset; }
float GetClipYFactor(void) const { return m_clipYFactor; }
float GetClipYOffset(void) const { return m_clipYOffset; }
// need to use aligned allocation bacause we use XMMATRIX in structures.
void* operator new (size_t size)
{
void* ptr = KODI::MEMORY::AlignedMalloc(size, __alignof(CGUIShaderDX));
if (!ptr)
throw std::bad_alloc();
return ptr;
}
// free aligned memory.
void operator delete (void* ptr)
{
KODI::MEMORY::AlignedFree(ptr);
}
private:
struct cbWorldViewProj
{
DirectX::XMMATRIX world;
DirectX::XMMATRIX view;
DirectX::XMMATRIX projection;
};
struct cbViewPort
{
float TopLeftX;
float TopLeftY;
float Width;
float Height;
};
struct cbWorld
{
DirectX::XMMATRIX wvp;
float blackLevel;
float colorRange;
int PQ;
};
void Release(void);
bool CreateBuffers(void);
bool CreateSamplers(void);
void ApplyChanges(void);
void ClipToScissorParams(void);
// GUI constants
cbViewPort m_cbViewPort = {};
cbWorldViewProj m_cbWorldViewProj = {};
bool m_bCreated;
size_t m_currentShader;
CD3DVertexShader m_vertexShader;
CD3DPixelShader m_pixelShader[SHADER_METHOD_RENDER_COUNT];
Microsoft::WRL::ComPtr<ID3D11SamplerState> m_pSampLinear;
// GUI buffers
bool m_bIsWVPDirty;
bool m_bIsVPDirty;
Microsoft::WRL::ComPtr<ID3D11Buffer> m_pWVPBuffer;
Microsoft::WRL::ComPtr<ID3D11Buffer> m_pVPBuffer;
Microsoft::WRL::ComPtr<ID3D11Buffer> m_pVertexBuffer;
// clip to scissors params
bool m_clipPossible;
float m_clipXFactor;
float m_clipXOffset;
float m_clipYFactor;
float m_clipYOffset;
};
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