src/render/direct3d/SDL_render_d3d.c
author Sam Lantinga <slouken@libsdl.org>
Wed, 29 May 2013 03:07:55 -0700
changeset 7239 04dda95ba22c
parent 7191 75360622e65f
child 7250 bbb6b079cfe5
permissions -rw-r--r--
Fixed bug 1622 - SDL_RenderSetViewport with empty SDL_Rect raises wrong error for OpenGL rendering backend

It's now legal to set an empty viewport rect - it will prevent any rendering.

Also added an API to query the output size: SDL_GetRendererOutputSize()
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/*
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  Simple DirectMedia Layer
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  Copyright (C) 1997-2013 Sam Lantinga <slouken@libsdl.org>
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  This software is provided 'as-is', without any express or implied
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  warranty.  In no event will the authors be held liable for any damages
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  arising from the use of this software.
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  Permission is granted to anyone to use this software for any purpose,
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  including commercial applications, and to alter it and redistribute it
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  freely, subject to the following restrictions:
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  1. The origin of this software must not be misrepresented; you must not
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     claim that you wrote the original software. If you use this software
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     in a product, an acknowledgment in the product documentation would be
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     appreciated but is not required.
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  2. Altered source versions must be plainly marked as such, and must not be
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     misrepresented as being the original software.
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  3. This notice may not be removed or altered from any source distribution.
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*/
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#include "SDL_config.h"
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#if SDL_VIDEO_RENDER_D3D && !SDL_RENDER_DISABLED
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#include "../../core/windows/SDL_windows.h"
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#include "SDL_hints.h"
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#include "SDL_loadso.h"
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#include "SDL_syswm.h"
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#include "../SDL_sysrender.h"
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#include "stdio.h"
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#if SDL_VIDEO_RENDER_D3D
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#define D3D_DEBUG_INFO
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#include <d3d9.h>
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#endif
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typedef interface ID3DXMatrixStack *LPD3DXMATRIXSTACK;
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typedef struct _D3DMATRIX D3DXMATRIX, *LPD3DXMATRIX;
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typedef struct _D3DVECTOR D3DXVECTOR3, *LPD3DXVECTOR3;
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DEFINE_GUID(IID_ID3DXMatrixStack,
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0xc7885ba7, 0xf990, 0x4fe7, 0x92, 0x2d, 0x85, 0x15, 0xe4, 0x77, 0xdd, 0x85);
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#undef INTERFACE
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#define INTERFACE ID3DXMatrixStack
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DECLARE_INTERFACE_(ID3DXMatrixStack, IUnknown)
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{
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    STDMETHOD(QueryInterface)(THIS_ REFIID riid, LPVOID * ppvObj) PURE;
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    STDMETHOD_(ULONG,AddRef)(THIS) PURE;
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    STDMETHOD_(ULONG,Release)(THIS) PURE;
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    STDMETHOD(Pop)(THIS) PURE;
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    STDMETHOD(Push)(THIS) PURE;
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    STDMETHOD(LoadIdentity)(THIS) PURE;
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    STDMETHOD(LoadMatrix)(THIS_ CONST D3DXMATRIX* pM ) PURE;
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    STDMETHOD(MultMatrix)(THIS_ CONST D3DXMATRIX* pM ) PURE;
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    STDMETHOD(MultMatrixLocal)(THIS_ CONST D3DXMATRIX* pM ) PURE;
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    STDMETHOD(RotateAxis)(THIS_ CONST D3DXVECTOR3* pV, FLOAT Angle) PURE;
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    STDMETHOD(RotateAxisLocal)(THIS_ CONST D3DXVECTOR3* pV, FLOAT Angle) PURE;
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    STDMETHOD(RotateYawPitchRoll)(THIS_ FLOAT Yaw, FLOAT Pitch, FLOAT Roll) PURE;
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    STDMETHOD(RotateYawPitchRollLocal)(THIS_ FLOAT Yaw, FLOAT Pitch, FLOAT Roll) PURE;
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    STDMETHOD(Scale)(THIS_ FLOAT x, FLOAT y, FLOAT z) PURE;
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    STDMETHOD(ScaleLocal)(THIS_ FLOAT x, FLOAT y, FLOAT z) PURE;
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    STDMETHOD(Translate)(THIS_ FLOAT x, FLOAT y, FLOAT z ) PURE;
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    STDMETHOD(TranslateLocal)(THIS_ FLOAT x, FLOAT y, FLOAT z) PURE;
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    STDMETHOD_(D3DXMATRIX*, GetTop)(THIS) PURE;
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};
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#undef INTERFACE
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#if !defined(__cplusplus) || defined(CINTERFACE)
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#define ID3DXMatrixStack_QueryInterface(p,a,b)            (p)->lpVtbl->QueryInterface(p,a,b)
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#define ID3DXMatrixStack_AddRef(p)                        (p)->lpVtbl->AddRef(p)
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#define ID3DXMatrixStack_Release(p)                       (p)->lpVtbl->Release(p)
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#define ID3DXMatrixStack_Pop(p)                           (p)->lpVtbl->Pop(p)
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#define ID3DXMatrixStack_Push(p)                          (p)->lpVtbl->Push(p)
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#define ID3DXMatrixStack_LoadIdentity(p)                  (p)->lpVtbl->LoadIdentity(p)
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#define ID3DXMatrixStack_LoadMatrix(p,a)                  (p)->lpVtbl->LoadMatrix(p,a)
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#define ID3DXMatrixStack_MultMatrix(p,a)                  (p)->lpVtbl->MultMatrix(p,a)
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#define ID3DXMatrixStack_MultMatrixLocal(p,a)             (p)->lpVtbl->MultMatrixLocal(p,a)
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#define ID3DXMatrixStack_RotateAxis(p,a,b)                (p)->lpVtbl->RotateAxis(p,a,b)
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#define ID3DXMatrixStack_RotateAxisLocal(p,a,b)           (p)->lpVtbl->RotateAxisLocal(p,a,b)
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#define ID3DXMatrixStack_RotateYawPitchRoll(p,a,b,c)      (p)->lpVtbl->RotateYawPitchRoll(p,a,b,c)
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#define ID3DXMatrixStack_RotateYawPitchRollLocal(p,a,b,c) (p)->lpVtbl->RotateYawPitchRollLocal(p,a,b,c)
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#define ID3DXMatrixStack_Scale(p,a,b,c)                   (p)->lpVtbl->Scale(p,a,b,c)
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#define ID3DXMatrixStack_ScaleLocal(p,a,b,c)              (p)->lpVtbl->ScaleLocal(p,a,b,c)
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#define ID3DXMatrixStack_Translate(p,a,b,c)               (p)->lpVtbl->Translate(p,a,b,c)
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#define ID3DXMatrixStack_TranslateLocal(p,a,b,c)          (p)->lpVtbl->TranslateLocal(p,a,b,c)
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#define ID3DXMatrixStack_GetTop(p)                        (p)->lpVtbl->GetTop(p)
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#else
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#define ID3DXMatrixStack_QueryInterface(p,a,b)            (p)->QueryInterface(a,b)
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#define ID3DXMatrixStack_AddRef(p)                        (p)->AddRef()
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#define ID3DXMatrixStack_Release(p)                       (p)->Release()
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#define ID3DXMatrixStack_Pop(p)    (p)->Pop()
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#define ID3DXMatrixStack_Push(p)    (p)->Push()
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#define ID3DXMatrixStack_LoadIdentity(p)    (p)->LoadIdentity()
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#define ID3DXMatrixStack_LoadMatrix(p,a)    (p)->LoadMatrix(a)
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#define ID3DXMatrixStack_MultMatrix(p,a)    (p)->MultMatrix(a)
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#define ID3DXMatrixStack_MultMatrixLocal(p,a)    (p)->MultMatrixLocal(a)
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#define ID3DXMatrixStack_RotateAxis(p,a,b)    (p)->RotateAxis(a,b)
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#define ID3DXMatrixStack_RotateAxisLocal(p,a,b)    (p)->RotateAxisLocal(a,b)
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#define ID3DXMatrixStack_RotateYawPitchRoll(p,a,b,c)    (p)->RotateYawPitchRollLocal(a,b,c)
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#define ID3DXMatrixStack_Scale(p,a,b,c)    (p)->Scale(a,b,c)
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#define ID3DXMatrixStack_ScaleLocal(p,a,b,c)    (p)->ScaleLocal(a,b,c)
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#define ID3DXMatrixStack_Translate(p,a,b,c)    (p)->Translate(a,b,c)
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#define ID3DXMatrixStack_TranslateLocal(p,a,b,c)    (p)->TranslateLocal(a,b,c)
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#define ID3DXMatrixStack_GetTop(p)    (p)->GetTop()
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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HRESULT WINAPI D3DXCreateMatrixStack(DWORD flags, LPD3DXMATRIXSTACK* ppstack);
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#ifdef __cplusplus
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}
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#endif
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#ifdef ASSEMBLE_SHADER
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/**************************************************************************
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 * ID3DXBuffer:
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 * ------------
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 * The buffer object is used by D3DX to return arbitrary size data.
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 *
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 * GetBufferPointer -
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 *    Returns a pointer to the beginning of the buffer.
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 *
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 * GetBufferSize -
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 *    Returns the size of the buffer, in bytes.
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 **************************************************************************/
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typedef interface ID3DXBuffer ID3DXBuffer;
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typedef interface ID3DXBuffer *LPD3DXBUFFER;
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/* {8BA5FB08-5195-40e2-AC58-0D989C3A0102} */
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DEFINE_GUID(IID_ID3DXBuffer,
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0x8ba5fb08, 0x5195, 0x40e2, 0xac, 0x58, 0xd, 0x98, 0x9c, 0x3a, 0x1, 0x2);
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#undef INTERFACE
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#define INTERFACE ID3DXBuffer
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typedef interface ID3DXBuffer {
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    const struct ID3DXBufferVtbl FAR* lpVtbl;
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} ID3DXBuffer;
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typedef const struct ID3DXBufferVtbl ID3DXBufferVtbl;
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const struct ID3DXBufferVtbl
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{
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    /* IUnknown */
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    STDMETHOD(QueryInterface)(THIS_ REFIID iid, LPVOID *ppv) PURE;
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    STDMETHOD_(ULONG, AddRef)(THIS) PURE;
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    STDMETHOD_(ULONG, Release)(THIS) PURE;
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    /* ID3DXBuffer */
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    STDMETHOD_(LPVOID, GetBufferPointer)(THIS) PURE;
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    STDMETHOD_(DWORD, GetBufferSize)(THIS) PURE;
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};
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HRESULT WINAPI
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    D3DXAssembleShader(
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        LPCSTR                          pSrcData,
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        UINT                            SrcDataLen,
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        CONST LPVOID*                   pDefines,
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        LPVOID                          pInclude,
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        DWORD                           Flags,
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        LPD3DXBUFFER*                   ppShader,
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        LPD3DXBUFFER*                   ppErrorMsgs);
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#endif /* ASSEMBLE_SHADER */
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/* Direct3D renderer implementation */
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static SDL_Renderer *D3D_CreateRenderer(SDL_Window * window, Uint32 flags);
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static void D3D_WindowEvent(SDL_Renderer * renderer,
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                            const SDL_WindowEvent *event);
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static int D3D_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture);
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static int D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
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                             const SDL_Rect * rect, const void *pixels,
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                             int pitch);
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static int D3D_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
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                           const SDL_Rect * rect, void **pixels, int *pitch);
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static void D3D_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture);
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static int D3D_SetRenderTarget(SDL_Renderer * renderer, SDL_Texture * texture);
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static int D3D_UpdateViewport(SDL_Renderer * renderer);
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static int D3D_UpdateClipRect(SDL_Renderer * renderer);
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static int D3D_RenderClear(SDL_Renderer * renderer);
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static int D3D_RenderDrawPoints(SDL_Renderer * renderer,
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                                const SDL_FPoint * points, int count);
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static int D3D_RenderDrawLines(SDL_Renderer * renderer,
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                               const SDL_FPoint * points, int count);
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static int D3D_RenderFillRects(SDL_Renderer * renderer,
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                               const SDL_FRect * rects, int count);
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static int D3D_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
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                          const SDL_Rect * srcrect, const SDL_FRect * dstrect);
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static int D3D_RenderCopyEx(SDL_Renderer * renderer, SDL_Texture * texture,
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                          const SDL_Rect * srcrect, const SDL_FRect * dstrect,
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                          const double angle, const SDL_FPoint * center, const SDL_RendererFlip flip);
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static int D3D_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
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                                Uint32 format, void * pixels, int pitch);
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static void D3D_RenderPresent(SDL_Renderer * renderer);
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static void D3D_DestroyTexture(SDL_Renderer * renderer,
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                               SDL_Texture * texture);
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static void D3D_DestroyRenderer(SDL_Renderer * renderer);
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SDL_RenderDriver D3D_RenderDriver = {
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    D3D_CreateRenderer,
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    {
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     "direct3d",
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     (SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_TARGETTEXTURE),
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     1,
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     {SDL_PIXELFORMAT_ARGB8888},
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     0,
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     0}
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};
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typedef struct
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{
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    void* d3dDLL;
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    IDirect3D9 *d3d;
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    IDirect3DDevice9 *device;
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    UINT adapter;
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    D3DPRESENT_PARAMETERS pparams;
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    SDL_bool updateSize;
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    SDL_bool beginScene;
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    D3DTEXTUREFILTERTYPE scaleMode;
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    IDirect3DSurface9 *defaultRenderTarget;
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    IDirect3DSurface9 *currentRenderTarget;
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    void* d3dxDLL;
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    ID3DXMatrixStack *matrixStack;
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} D3D_RenderData;
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typedef struct
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{
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    IDirect3DTexture9 *texture;
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    D3DTEXTUREFILTERTYPE scaleMode;
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} D3D_TextureData;
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typedef struct
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{
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    float x, y, z;
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    DWORD color;
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    float u, v;
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} Vertex;
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static int
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D3D_SetError(const char *prefix, HRESULT result)
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{
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    const char *error;
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    switch (result) {
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    case D3DERR_WRONGTEXTUREFORMAT:
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        error = "WRONGTEXTUREFORMAT";
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        break;
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    case D3DERR_UNSUPPORTEDCOLOROPERATION:
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        error = "UNSUPPORTEDCOLOROPERATION";
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        break;
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    case D3DERR_UNSUPPORTEDCOLORARG:
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        error = "UNSUPPORTEDCOLORARG";
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        break;
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    case D3DERR_UNSUPPORTEDALPHAOPERATION:
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        error = "UNSUPPORTEDALPHAOPERATION";
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        break;
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    case D3DERR_UNSUPPORTEDALPHAARG:
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        error = "UNSUPPORTEDALPHAARG";
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        break;
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    case D3DERR_TOOMANYOPERATIONS:
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        error = "TOOMANYOPERATIONS";
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        break;
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    case D3DERR_CONFLICTINGTEXTUREFILTER:
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        error = "CONFLICTINGTEXTUREFILTER";
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        break;
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    case D3DERR_UNSUPPORTEDFACTORVALUE:
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        error = "UNSUPPORTEDFACTORVALUE";
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        break;
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    case D3DERR_CONFLICTINGRENDERSTATE:
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        error = "CONFLICTINGRENDERSTATE";
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        break;
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    case D3DERR_UNSUPPORTEDTEXTUREFILTER:
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        error = "UNSUPPORTEDTEXTUREFILTER";
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        break;
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    case D3DERR_CONFLICTINGTEXTUREPALETTE:
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        error = "CONFLICTINGTEXTUREPALETTE";
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        break;
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    case D3DERR_DRIVERINTERNALERROR:
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        error = "DRIVERINTERNALERROR";
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        break;
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    case D3DERR_NOTFOUND:
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        error = "NOTFOUND";
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        break;
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    case D3DERR_MOREDATA:
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        error = "MOREDATA";
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        break;
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    case D3DERR_DEVICELOST:
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        error = "DEVICELOST";
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        break;
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    case D3DERR_DEVICENOTRESET:
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        error = "DEVICENOTRESET";
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        break;
slouken@1900
   304
    case D3DERR_NOTAVAILABLE:
slouken@1900
   305
        error = "NOTAVAILABLE";
slouken@1900
   306
        break;
slouken@1900
   307
    case D3DERR_OUTOFVIDEOMEMORY:
slouken@1900
   308
        error = "OUTOFVIDEOMEMORY";
slouken@1900
   309
        break;
slouken@1900
   310
    case D3DERR_INVALIDDEVICE:
slouken@1900
   311
        error = "INVALIDDEVICE";
slouken@1900
   312
        break;
slouken@1900
   313
    case D3DERR_INVALIDCALL:
slouken@1900
   314
        error = "INVALIDCALL";
slouken@1900
   315
        break;
slouken@1900
   316
    case D3DERR_DRIVERINVALIDCALL:
slouken@1900
   317
        error = "DRIVERINVALIDCALL";
slouken@1900
   318
        break;
slouken@1900
   319
    case D3DERR_WASSTILLDRAWING:
slouken@1900
   320
        error = "WASSTILLDRAWING";
slouken@1900
   321
        break;
slouken@1900
   322
    default:
slouken@1900
   323
        error = "UNKNOWN";
slouken@1900
   324
        break;
slouken@1900
   325
    }
icculus@7037
   326
    return SDL_SetError("%s: %s", prefix, error);
slouken@1900
   327
}
slouken@1900
   328
slouken@1903
   329
static D3DFORMAT
slouken@1903
   330
PixelFormatToD3DFMT(Uint32 format)
slouken@1895
   331
{
slouken@1903
   332
    switch (format) {
slouken@1965
   333
    case SDL_PIXELFORMAT_RGB565:
slouken@1903
   334
        return D3DFMT_R5G6B5;
slouken@1965
   335
    case SDL_PIXELFORMAT_RGB888:
slouken@1903
   336
        return D3DFMT_X8R8G8B8;
slouken@1965
   337
    case SDL_PIXELFORMAT_ARGB8888:
slouken@1903
   338
        return D3DFMT_A8R8G8B8;
slouken@1903
   339
    default:
slouken@1903
   340
        return D3DFMT_UNKNOWN;
slouken@1903
   341
    }
slouken@1895
   342
}
slouken@1895
   343
slouken@5156
   344
static Uint32
slouken@5156
   345
D3DFMTToPixelFormat(D3DFORMAT format)
slouken@2973
   346
{
slouken@5156
   347
    switch (format) {
slouken@5156
   348
    case D3DFMT_R5G6B5:
slouken@5156
   349
        return SDL_PIXELFORMAT_RGB565;
slouken@5156
   350
    case D3DFMT_X8R8G8B8:
slouken@5156
   351
        return SDL_PIXELFORMAT_RGB888;
slouken@5156
   352
    case D3DFMT_A8R8G8B8:
slouken@5156
   353
        return SDL_PIXELFORMAT_ARGB8888;
slouken@5156
   354
    default:
slouken@5156
   355
        return SDL_PIXELFORMAT_UNKNOWN;
slouken@2973
   356
    }
slouken@1895
   357
}
slouken@1895
   358
slouken@5297
   359
static int
slouken@5297
   360
D3D_Reset(SDL_Renderer * renderer)
slouken@5297
   361
{
slouken@5297
   362
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
slouken@5297
   363
    HRESULT result;
slouken@5297
   364
slouken@6860
   365
    /* Release the default render target before reset */
slouken@6895
   366
    if (data->defaultRenderTarget) {
slouken@6895
   367
        IDirect3DSurface9_Release(data->defaultRenderTarget);
slouken@6895
   368
        data->defaultRenderTarget = NULL;
slouken@6895
   369
    }
slouken@6860
   370
slouken@5297
   371
    result = IDirect3DDevice9_Reset(data->device, &data->pparams);
slouken@5297
   372
    if (FAILED(result)) {
slouken@5297
   373
        if (result == D3DERR_DEVICELOST) {
slouken@5297
   374
            /* Don't worry about it, we'll reset later... */
slouken@5297
   375
            return 0;
slouken@5297
   376
        } else {
icculus@7037
   377
            return D3D_SetError("Reset()", result);
slouken@5297
   378
        }
slouken@5297
   379
    }
slouken@5297
   380
    IDirect3DDevice9_SetVertexShader(data->device, NULL);
slouken@5297
   381
    IDirect3DDevice9_SetFVF(data->device,
slouken@5297
   382
                            D3DFVF_XYZ | D3DFVF_DIFFUSE | D3DFVF_TEX1);
slouken@5297
   383
    IDirect3DDevice9_SetRenderState(data->device, D3DRS_CULLMODE,
slouken@5297
   384
                                    D3DCULL_NONE);
slouken@5297
   385
    IDirect3DDevice9_SetRenderState(data->device, D3DRS_LIGHTING, FALSE);
slouken@6860
   386
    IDirect3DDevice9_GetRenderTarget(data->device, 0, &data->defaultRenderTarget);
slouken@5297
   387
    return 0;
slouken@5297
   388
}
slouken@5297
   389
slouken@5297
   390
static int
slouken@5297
   391
D3D_ActivateRenderer(SDL_Renderer * renderer)
slouken@5297
   392
{
slouken@5297
   393
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
slouken@5297
   394
    HRESULT result;
slouken@5297
   395
slouken@5297
   396
    if (data->updateSize) {
slouken@5297
   397
        SDL_Window *window = renderer->window;
slouken@5297
   398
        int w, h;
slouken@5297
   399
slouken@5297
   400
        SDL_GetWindowSize(window, &w, &h);
slouken@5297
   401
        data->pparams.BackBufferWidth = w;
slouken@5297
   402
        data->pparams.BackBufferHeight = h;
slouken@5297
   403
        if (SDL_GetWindowFlags(window) & SDL_WINDOW_FULLSCREEN) {
slouken@5297
   404
            data->pparams.BackBufferFormat =
slouken@5297
   405
                PixelFormatToD3DFMT(SDL_GetWindowPixelFormat(window));
slouken@5297
   406
        } else {
slouken@5297
   407
            data->pparams.BackBufferFormat = D3DFMT_UNKNOWN;
slouken@5297
   408
        }
slouken@5297
   409
        if (D3D_Reset(renderer) < 0) {
slouken@5297
   410
            return -1;
slouken@5297
   411
        }
slouken@5297
   412
        D3D_UpdateViewport(renderer);
slouken@5297
   413
slouken@5297
   414
        data->updateSize = SDL_FALSE;
slouken@5297
   415
    }
slouken@5297
   416
    if (data->beginScene) {
slouken@5297
   417
        result = IDirect3DDevice9_BeginScene(data->device);
slouken@5297
   418
        if (result == D3DERR_DEVICELOST) {
slouken@5297
   419
            if (D3D_Reset(renderer) < 0) {
slouken@5297
   420
                return -1;
slouken@5297
   421
            }
slouken@5297
   422
            result = IDirect3DDevice9_BeginScene(data->device);
slouken@5297
   423
        }
slouken@5297
   424
        if (FAILED(result)) {
icculus@7037
   425
            return D3D_SetError("BeginScene()", result);
slouken@5297
   426
        }
slouken@5297
   427
        data->beginScene = SDL_FALSE;
slouken@5297
   428
    }
slouken@5297
   429
    return 0;
slouken@5297
   430
}
slouken@5297
   431
slouken@1895
   432
SDL_Renderer *
slouken@1913
   433
D3D_CreateRenderer(SDL_Window * window, Uint32 flags)
slouken@1895
   434
{
slouken@1895
   435
    SDL_Renderer *renderer;
slouken@1913
   436
    D3D_RenderData *data;
slouken@5154
   437
    SDL_SysWMinfo windowinfo;
slouken@1900
   438
    HRESULT result;
slouken@1900
   439
    D3DPRESENT_PARAMETERS pparams;
slouken@1907
   440
    IDirect3DSwapChain9 *chain;
slouken@1925
   441
    D3DCAPS9 caps;
slouken@5156
   442
    Uint32 window_flags;
slouken@5156
   443
    int w, h;
slouken@5156
   444
    SDL_DisplayMode fullscreen_mode;
slouken@5297
   445
    D3DMATRIX matrix;
gabomdq@6320
   446
    int d3dxVersion;
slouken@7191
   447
    char d3dxDLLFile[50];
slouken@1895
   448
slouken@1920
   449
    renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer));
slouken@1895
   450
    if (!renderer) {
slouken@1895
   451
        SDL_OutOfMemory();
slouken@1895
   452
        return NULL;
slouken@1895
   453
    }
slouken@1895
   454
slouken@1920
   455
    data = (D3D_RenderData *) SDL_calloc(1, sizeof(*data));
slouken@1895
   456
    if (!data) {
slouken@5154
   457
        SDL_free(renderer);
slouken@1895
   458
        SDL_OutOfMemory();
slouken@1895
   459
        return NULL;
slouken@1895
   460
    }
slouken@1895
   461
slouken@5154
   462
    data->d3dDLL = SDL_LoadObject("D3D9.DLL");
slouken@5154
   463
    if (data->d3dDLL) {
slouken@5154
   464
        IDirect3D9 *(WINAPI * D3DCreate) (UINT SDKVersion);
slouken@4569
   465
slouken@5154
   466
        D3DCreate =
slouken@5154
   467
            (IDirect3D9 * (WINAPI *) (UINT)) SDL_LoadFunction(data->d3dDLL,
slouken@5154
   468
                                                            "Direct3DCreate9");
slouken@5154
   469
        if (D3DCreate) {
slouken@5154
   470
            data->d3d = D3DCreate(D3D_SDK_VERSION);
slouken@5154
   471
        }
slouken@5154
   472
        if (!data->d3d) {
slouken@5154
   473
            SDL_UnloadObject(data->d3dDLL);
slouken@5154
   474
            data->d3dDLL = NULL;
slouken@5154
   475
        }
gabomdq@6320
   476
gabomdq@6320
   477
        for (d3dxVersion=50;d3dxVersion>0;d3dxVersion--) {
slouken@6971
   478
            LPTSTR dllName;
slouken@6971
   479
            SDL_snprintf(d3dxDLLFile, sizeof(d3dxDLLFile), "D3DX9_%02d.dll", d3dxVersion);
slouken@6971
   480
            dllName = WIN_UTF8ToString(d3dxDLLFile);
slouken@6971
   481
            data->d3dxDLL = (void *)LoadLibrary(dllName); /* not using SDL_LoadObject() as we want silently fail - no error message */
slouken@6971
   482
            SDL_free(dllName);
gabomdq@6320
   483
            if (data->d3dxDLL) {
gabomdq@6320
   484
                HRESULT (WINAPI *D3DXCreateMatrixStack) (DWORD Flags, LPD3DXMATRIXSTACK*  ppStack);
gabomdq@6320
   485
                D3DXCreateMatrixStack = (HRESULT (WINAPI *) (DWORD, LPD3DXMATRIXSTACK*)) SDL_LoadFunction(data->d3dxDLL, "D3DXCreateMatrixStack");
gabomdq@6320
   486
                if (D3DXCreateMatrixStack) {
gabomdq@6320
   487
                    D3DXCreateMatrixStack(0, &data->matrixStack);
gabomdq@6320
   488
                    break;
gabomdq@6320
   489
                }
gabomdq@6320
   490
            }
gabomdq@6320
   491
        }
gabomdq@6320
   492
gabomdq@6320
   493
        if (!data->matrixStack) {
gabomdq@6320
   494
            if (data->d3dxDLL) SDL_UnloadObject(data->d3dxDLL);
gabomdq@6320
   495
        }
slouken@5154
   496
    }
gabomdq@6320
   497
gabomdq@6320
   498
slouken@7191
   499
gabomdq@6320
   500
    if (!data->d3d || !data->matrixStack) {
slouken@5154
   501
        SDL_free(renderer);
slouken@5154
   502
        SDL_free(data);
slouken@5154
   503
        SDL_SetError("Unable to create Direct3D interface");
slouken@5154
   504
        return NULL;
slouken@5154
   505
    }
slouken@5154
   506
slouken@5297
   507
    renderer->WindowEvent = D3D_WindowEvent;
slouken@1913
   508
    renderer->CreateTexture = D3D_CreateTexture;
slouken@1913
   509
    renderer->UpdateTexture = D3D_UpdateTexture;
slouken@1913
   510
    renderer->LockTexture = D3D_LockTexture;
slouken@1913
   511
    renderer->UnlockTexture = D3D_UnlockTexture;
slouken@6247
   512
    renderer->SetRenderTarget = D3D_SetRenderTarget;
slouken@5297
   513
    renderer->UpdateViewport = D3D_UpdateViewport;
slouken@7141
   514
    renderer->UpdateClipRect = D3D_UpdateClipRect;
slouken@5297
   515
    renderer->RenderClear = D3D_RenderClear;
slouken@3599
   516
    renderer->RenderDrawPoints = D3D_RenderDrawPoints;
slouken@3599
   517
    renderer->RenderDrawLines = D3D_RenderDrawLines;
slouken@3675
   518
    renderer->RenderFillRects = D3D_RenderFillRects;
slouken@1913
   519
    renderer->RenderCopy = D3D_RenderCopy;
gabomdq@6320
   520
    renderer->RenderCopyEx = D3D_RenderCopyEx;
slouken@3427
   521
    renderer->RenderReadPixels = D3D_RenderReadPixels;
slouken@1913
   522
    renderer->RenderPresent = D3D_RenderPresent;
slouken@1913
   523
    renderer->DestroyTexture = D3D_DestroyTexture;
slouken@1913
   524
    renderer->DestroyRenderer = D3D_DestroyRenderer;
slouken@1913
   525
    renderer->info = D3D_RenderDriver.info;
slouken@1895
   526
    renderer->driverdata = data;
slouken@1895
   527
slouken@6246
   528
    renderer->info.flags = SDL_RENDERER_ACCELERATED;
slouken@1895
   529
slouken@5154
   530
    SDL_VERSION(&windowinfo.version);
slouken@5154
   531
    SDL_GetWindowWMInfo(window, &windowinfo);
slouken@5154
   532
slouken@5156
   533
    window_flags = SDL_GetWindowFlags(window);
slouken@5156
   534
    SDL_GetWindowSize(window, &w, &h);
slouken@5156
   535
    SDL_GetWindowDisplayMode(window, &fullscreen_mode);
slouken@5156
   536
slouken@1900
   537
    SDL_zero(pparams);
slouken@5154
   538
    pparams.hDeviceWindow = windowinfo.info.win.window;
slouken@5156
   539
    pparams.BackBufferWidth = w;
slouken@5156
   540
    pparams.BackBufferHeight = h;
slouken@5156
   541
    if (window_flags & SDL_WINDOW_FULLSCREEN) {
slouken@1903
   542
        pparams.BackBufferFormat =
slouken@5156
   543
            PixelFormatToD3DFMT(fullscreen_mode.format);
slouken@1903
   544
    } else {
slouken@1903
   545
        pparams.BackBufferFormat = D3DFMT_UNKNOWN;
slouken@1903
   546
    }
slouken@5142
   547
    pparams.BackBufferCount = 1;
slouken@5142
   548
    pparams.SwapEffect = D3DSWAPEFFECT_DISCARD;
slouken@5142
   549
slouken@5156
   550
    if (window_flags & SDL_WINDOW_FULLSCREEN) {
slouken@7191
   551
        if ( ( window_flags & SDL_WINDOW_FULLSCREEN_DESKTOP ) == SDL_WINDOW_FULLSCREEN_DESKTOP )  {
slouken@7191
   552
            pparams.Windowed = TRUE;
slouken@7191
   553
            pparams.FullScreen_RefreshRateInHz = 0;
slouken@7191
   554
        } else {
slouken@1900
   555
        pparams.Windowed = FALSE;
slouken@1903
   556
        pparams.FullScreen_RefreshRateInHz =
slouken@5156
   557
            fullscreen_mode.refresh_rate;
slouken@7191
   558
        }
slouken@1900
   559
    } else {
slouken@1900
   560
        pparams.Windowed = TRUE;
slouken@1903
   561
        pparams.FullScreen_RefreshRateInHz = 0;
slouken@1900
   562
    }
slouken@1965
   563
    if (flags & SDL_RENDERER_PRESENTVSYNC) {
slouken@1907
   564
        pparams.PresentationInterval = D3DPRESENT_INTERVAL_ONE;
slouken@1907
   565
    } else {
slouken@1907
   566
        pparams.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE;
slouken@1907
   567
    }
slouken@1900
   568
slouken@5154
   569
    /* FIXME: Which adapter? */
slouken@5154
   570
    data->adapter = D3DADAPTER_DEFAULT;
slouken@5154
   571
    IDirect3D9_GetDeviceCaps(data->d3d, data->adapter, D3DDEVTYPE_HAL, &caps);
slouken@3197
   572
slouken@5154
   573
    result = IDirect3D9_CreateDevice(data->d3d, data->adapter,
slouken@1900
   574
                                     D3DDEVTYPE_HAL,
slouken@5154
   575
                                     pparams.hDeviceWindow,
slouken@6115
   576
                                     D3DCREATE_FPU_PRESERVE | ((caps.
slouken@3197
   577
                                      DevCaps &
slouken@3197
   578
                                      D3DDEVCAPS_HWTRANSFORMANDLIGHT) ?
slouken@3197
   579
                                     D3DCREATE_HARDWARE_VERTEXPROCESSING :
slouken@6115
   580
                                     D3DCREATE_SOFTWARE_VERTEXPROCESSING),
slouken@1900
   581
                                     &pparams, &data->device);
slouken@1900
   582
    if (FAILED(result)) {
slouken@1913
   583
        D3D_DestroyRenderer(renderer);
slouken@1900
   584
        D3D_SetError("CreateDevice()", result);
slouken@1900
   585
        return NULL;
slouken@1900
   586
    }
slouken@1900
   587
    data->beginScene = SDL_TRUE;
slouken@5484
   588
    data->scaleMode = D3DTEXF_FORCE_DWORD;
slouken@1900
   589
slouken@1907
   590
    /* Get presentation parameters to fill info */
slouken@1907
   591
    result = IDirect3DDevice9_GetSwapChain(data->device, 0, &chain);
slouken@1907
   592
    if (FAILED(result)) {
slouken@1913
   593
        D3D_DestroyRenderer(renderer);
slouken@1907
   594
        D3D_SetError("GetSwapChain()", result);
slouken@1907
   595
        return NULL;
slouken@1907
   596
    }
slouken@1907
   597
    result = IDirect3DSwapChain9_GetPresentParameters(chain, &pparams);
slouken@1907
   598
    if (FAILED(result)) {
slouken@1907
   599
        IDirect3DSwapChain9_Release(chain);
slouken@1913
   600
        D3D_DestroyRenderer(renderer);
slouken@1907
   601
        D3D_SetError("GetPresentParameters()", result);
slouken@1907
   602
        return NULL;
slouken@1907
   603
    }
slouken@1907
   604
    IDirect3DSwapChain9_Release(chain);
slouken@1907
   605
    if (pparams.PresentationInterval == D3DPRESENT_INTERVAL_ONE) {
slouken@1965
   606
        renderer->info.flags |= SDL_RENDERER_PRESENTVSYNC;
slouken@1907
   607
    }
slouken@1975
   608
    data->pparams = pparams;
slouken@1907
   609
slouken@1925
   610
    IDirect3DDevice9_GetDeviceCaps(data->device, &caps);
slouken@1925
   611
    renderer->info.max_texture_width = caps.MaxTextureWidth;
slouken@1925
   612
    renderer->info.max_texture_height = caps.MaxTextureHeight;
slouken@6246
   613
    if (caps.NumSimultaneousRTs >= 2) {
slouken@6246
   614
        renderer->info.flags |= SDL_RENDERER_TARGETTEXTURE;
slouken@6246
   615
    }
slouken@1918
   616
slouken@1903
   617
    /* Set up parameters for rendering */
slouken@1904
   618
    IDirect3DDevice9_SetVertexShader(data->device, NULL);
slouken@1987
   619
    IDirect3DDevice9_SetFVF(data->device,
slouken@5297
   620
                            D3DFVF_XYZ | D3DFVF_DIFFUSE | D3DFVF_TEX1);
slouken@1988
   621
    IDirect3DDevice9_SetRenderState(data->device, D3DRS_ZENABLE, D3DZB_FALSE);
slouken@1903
   622
    IDirect3DDevice9_SetRenderState(data->device, D3DRS_CULLMODE,
slouken@1903
   623
                                    D3DCULL_NONE);
slouken@1904
   624
    IDirect3DDevice9_SetRenderState(data->device, D3DRS_LIGHTING, FALSE);
slouken@1988
   625
    /* Enable color modulation by diffuse color */
slouken@1988
   626
    IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_COLOROP,
slouken@1988
   627
                                          D3DTOP_MODULATE);
slouken@1988
   628
    IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_COLORARG1,
slouken@1988
   629
                                          D3DTA_TEXTURE);
slouken@1988
   630
    IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_COLORARG2,
slouken@1988
   631
                                          D3DTA_DIFFUSE);
slouken@1988
   632
    /* Enable alpha modulation by diffuse alpha */
slouken@1988
   633
    IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_ALPHAOP,
slouken@1988
   634
                                          D3DTOP_MODULATE);
slouken@1988
   635
    IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_ALPHAARG1,
slouken@1988
   636
                                          D3DTA_TEXTURE);
slouken@1988
   637
    IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_ALPHAARG2,
slouken@1988
   638
                                          D3DTA_DIFFUSE);
slouken@1991
   639
    /* Disable second texture stage, since we're done */
slouken@1991
   640
    IDirect3DDevice9_SetTextureStageState(data->device, 1, D3DTSS_COLOROP,
slouken@1991
   641
                                          D3DTOP_DISABLE);
slouken@1991
   642
    IDirect3DDevice9_SetTextureStageState(data->device, 1, D3DTSS_ALPHAOP,
slouken@1991
   643
                                          D3DTOP_DISABLE);
slouken@1903
   644
slouken@6232
   645
    /* Store the default render target */
slouken@6232
   646
    IDirect3DDevice9_GetRenderTarget(data->device, 0, &data->defaultRenderTarget );
slouken@6232
   647
    data->currentRenderTarget = NULL;
slouken@6232
   648
slouken@5297
   649
    /* Set an identity world and view matrix */
slouken@5297
   650
    matrix.m[0][0] = 1.0f;
slouken@5297
   651
    matrix.m[0][1] = 0.0f;
slouken@5297
   652
    matrix.m[0][2] = 0.0f;
slouken@5297
   653
    matrix.m[0][3] = 0.0f;
slouken@5297
   654
    matrix.m[1][0] = 0.0f;
slouken@5297
   655
    matrix.m[1][1] = 1.0f;
slouken@5297
   656
    matrix.m[1][2] = 0.0f;
slouken@5297
   657
    matrix.m[1][3] = 0.0f;
slouken@5297
   658
    matrix.m[2][0] = 0.0f;
slouken@5297
   659
    matrix.m[2][1] = 0.0f;
slouken@5297
   660
    matrix.m[2][2] = 1.0f;
slouken@5297
   661
    matrix.m[2][3] = 0.0f;
slouken@5297
   662
    matrix.m[3][0] = 0.0f;
slouken@5297
   663
    matrix.m[3][1] = 0.0f;
slouken@5297
   664
    matrix.m[3][2] = 0.0f;
slouken@5297
   665
    matrix.m[3][3] = 1.0f;
slouken@5297
   666
    IDirect3DDevice9_SetTransform(data->device, D3DTS_WORLD, &matrix);
slouken@5297
   667
    IDirect3DDevice9_SetTransform(data->device, D3DTS_VIEW, &matrix);
slouken@5297
   668
slouken@1895
   669
    return renderer;
slouken@1895
   670
}
slouken@1895
   671
slouken@5297
   672
static void
slouken@5297
   673
D3D_WindowEvent(SDL_Renderer * renderer, const SDL_WindowEvent *event)
slouken@1975
   674
{
slouken@1975
   675
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
slouken@1975
   676
slouken@5297
   677
    if (event->event == SDL_WINDOWEVENT_SIZE_CHANGED) {
slouken@5297
   678
        data->updateSize = SDL_TRUE;
slouken@1975
   679
    }
slouken@1975
   680
}
slouken@1975
   681
slouken@5484
   682
static D3DTEXTUREFILTERTYPE
slouken@5484
   683
GetScaleQuality(void)
slouken@5484
   684
{
slouken@5484
   685
    const char *hint = SDL_GetHint(SDL_HINT_RENDER_SCALE_QUALITY);
slouken@5484
   686
slouken@5484
   687
    if (!hint || *hint == '0' || SDL_strcasecmp(hint, "nearest") == 0) {
slouken@5484
   688
        return D3DTEXF_POINT;
slouken@5484
   689
    } else if (*hint == '1' || SDL_strcasecmp(hint, "linear") == 0) {
slouken@5484
   690
        return D3DTEXF_LINEAR;
slouken@5484
   691
    } else {
slouken@5484
   692
        return D3DTEXF_ANISOTROPIC;
slouken@5484
   693
    }
slouken@5484
   694
}
slouken@5484
   695
slouken@1975
   696
static int
slouken@1913
   697
D3D_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
slouken@1895
   698
{
icculus@6404
   699
    D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata;
slouken@1913
   700
    D3D_TextureData *data;
slouken@5173
   701
    D3DPOOL pool;
slouken@5173
   702
    DWORD usage;
slouken@1903
   703
    HRESULT result;
slouken@1895
   704
slouken@1920
   705
    data = (D3D_TextureData *) SDL_calloc(1, sizeof(*data));
slouken@1895
   706
    if (!data) {
icculus@7037
   707
        return SDL_OutOfMemory();
slouken@1895
   708
    }
slouken@5484
   709
    data->scaleMode = GetScaleQuality();
slouken@1895
   710
slouken@1895
   711
    texture->driverdata = data;
slouken@1895
   712
slouken@5173
   713
#ifdef USE_DYNAMIC_TEXTURE
slouken@5173
   714
    if (texture->access == SDL_TEXTUREACCESS_STREAMING) {
slouken@5173
   715
        pool = D3DPOOL_DEFAULT;
slouken@5173
   716
        usage = D3DUSAGE_DYNAMIC;
slouken@5173
   717
    } else
slouken@5173
   718
#endif
slouken@6232
   719
    if (texture->access == SDL_TEXTUREACCESS_TARGET) {
slouken@6246
   720
        /* D3DPOOL_MANAGED does not work with D3DUSAGE_RENDERTARGET */
slouken@6246
   721
        pool = D3DPOOL_DEFAULT;
slouken@6232
   722
        usage = D3DUSAGE_RENDERTARGET;
slouken@6246
   723
    } else {
slouken@5173
   724
        pool = D3DPOOL_MANAGED;
slouken@5173
   725
        usage = 0;
slouken@5173
   726
    }
slouken@2973
   727
slouken@1903
   728
    result =
slouken@1903
   729
        IDirect3DDevice9_CreateTexture(renderdata->device, texture->w,
slouken@5173
   730
                                       texture->h, 1, usage,
slouken@5173
   731
                                       PixelFormatToD3DFMT(texture->format),
slouken@5173
   732
                                       pool, &data->texture, NULL);
slouken@1903
   733
    if (FAILED(result)) {
icculus@7037
   734
        return D3D_SetError("CreateTexture()", result);
slouken@1903
   735
    }
slouken@1903
   736
slouken@1895
   737
    return 0;
slouken@1895
   738
}
slouken@1895
   739
slouken@1895
   740
static int
slouken@1913
   741
D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
slouken@1913
   742
                  const SDL_Rect * rect, const void *pixels, int pitch)
slouken@1895
   743
{
slouken@1913
   744
    D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
slouken@5156
   745
    RECT d3drect;
slouken@5156
   746
    D3DLOCKED_RECT locked;
slouken@5156
   747
    const Uint8 *src;
slouken@5156
   748
    Uint8 *dst;
slouken@5156
   749
    int row, length;
slouken@5156
   750
    HRESULT result;
slouken@2973
   751
slouken@5173
   752
#ifdef USE_DYNAMIC_TEXTURE
slouken@5173
   753
    if (texture->access == SDL_TEXTUREACCESS_STREAMING &&
slouken@5173
   754
        rect->x == 0 && rect->y == 0 &&
slouken@5173
   755
        rect->w == texture->w && rect->h == texture->h) {
slouken@5194
   756
        result = IDirect3DTexture9_LockRect(data->texture, 0, &locked, NULL, D3DLOCK_DISCARD);
slouken@5173
   757
    } else
slouken@5173
   758
#endif
slouken@5173
   759
    {
slouken@5173
   760
        d3drect.left = rect->x;
slouken@5173
   761
        d3drect.right = rect->x + rect->w;
slouken@5173
   762
        d3drect.top = rect->y;
slouken@5173
   763
        d3drect.bottom = rect->y + rect->h;
slouken@5194
   764
        result = IDirect3DTexture9_LockRect(data->texture, 0, &locked, &d3drect, 0);
slouken@5156
   765
    }
slouken@2973
   766
slouken@5156
   767
    if (FAILED(result)) {
icculus@7037
   768
        return D3D_SetError("LockRect()", result);
slouken@5156
   769
    }
slouken@2973
   770
slouken@5156
   771
    src = pixels;
slouken@5156
   772
    dst = locked.pBits;
slouken@5156
   773
    length = rect->w * SDL_BYTESPERPIXEL(texture->format);
slouken@5173
   774
    if (length == pitch && length == locked.Pitch) {
slouken@5173
   775
        SDL_memcpy(dst, src, length*rect->h);
slouken@5173
   776
    } else {
slouken@5173
   777
        for (row = 0; row < rect->h; ++row) {
slouken@5173
   778
            SDL_memcpy(dst, src, length);
slouken@5173
   779
            src += pitch;
slouken@5173
   780
            dst += locked.Pitch;
slouken@5173
   781
        }
slouken@5156
   782
    }
slouken@5156
   783
    IDirect3DTexture9_UnlockRect(data->texture, 0);
slouken@2973
   784
slouken@5156
   785
    return 0;
slouken@1895
   786
}
slouken@1895
   787
slouken@1895
   788
static int
slouken@1913
   789
D3D_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
slouken@5156
   790
                const SDL_Rect * rect, void **pixels, int *pitch)
slouken@1895
   791
{
slouken@1913
   792
    D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
slouken@5156
   793
    RECT d3drect;
slouken@5156
   794
    D3DLOCKED_RECT locked;
slouken@5156
   795
    HRESULT result;
slouken@1895
   796
slouken@5156
   797
    d3drect.left = rect->x;
slouken@5156
   798
    d3drect.right = rect->x + rect->w;
slouken@5156
   799
    d3drect.top = rect->y;
slouken@5156
   800
    d3drect.bottom = rect->y + rect->h;
slouken@1903
   801
slouken@5156
   802
    result = IDirect3DTexture9_LockRect(data->texture, 0, &locked, &d3drect, 0);
slouken@5156
   803
    if (FAILED(result)) {
icculus@7037
   804
        return D3D_SetError("LockRect()", result);
slouken@1903
   805
    }
slouken@5156
   806
    *pixels = locked.pBits;
slouken@5156
   807
    *pitch = locked.Pitch;
slouken@5156
   808
    return 0;
slouken@1895
   809
}
slouken@1895
   810
slouken@1895
   811
static void
slouken@1913
   812
D3D_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture)
slouken@1895
   813
{
slouken@1913
   814
    D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
slouken@1895
   815
slouken@5156
   816
    IDirect3DTexture9_UnlockRect(data->texture, 0);
slouken@1895
   817
}
slouken@1895
   818
slouken@5297
   819
static int
slouken@7141
   820
D3D_SetRenderTarget(SDL_Renderer * renderer, SDL_Texture * texture)
slouken@7141
   821
{
slouken@7141
   822
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
slouken@7141
   823
    D3D_TextureData *texturedata;
slouken@7141
   824
    HRESULT result;
slouken@7141
   825
slouken@7141
   826
    D3D_ActivateRenderer(renderer);
slouken@7141
   827
slouken@7141
   828
    /* Release the previous render target if it wasn't the default one */
slouken@7141
   829
    if (data->currentRenderTarget != NULL) {
slouken@7141
   830
        IDirect3DSurface9_Release(data->currentRenderTarget);
slouken@7141
   831
        data->currentRenderTarget = NULL;
slouken@7141
   832
    }
slouken@7141
   833
slouken@7141
   834
    if (texture == NULL) {
slouken@7141
   835
        IDirect3DDevice9_SetRenderTarget(data->device, 0, data->defaultRenderTarget);
slouken@7141
   836
        return 0;
slouken@7141
   837
    }
slouken@7141
   838
slouken@7141
   839
    texturedata = (D3D_TextureData *) texture->driverdata;
slouken@7141
   840
    result = IDirect3DTexture9_GetSurfaceLevel(texturedata->texture, 0, &data->currentRenderTarget);
slouken@7141
   841
    if(FAILED(result)) {
slouken@7141
   842
        return D3D_SetError("GetSurfaceLevel()", result);
slouken@7141
   843
    }
slouken@7141
   844
    result = IDirect3DDevice9_SetRenderTarget(data->device, 0, data->currentRenderTarget);
slouken@7141
   845
    if(FAILED(result)) {
slouken@7141
   846
        return D3D_SetError("SetRenderTarget()", result);
slouken@7141
   847
    }
slouken@7141
   848
slouken@7141
   849
    return 0;
slouken@7141
   850
}
slouken@7141
   851
slouken@7141
   852
static int
slouken@5297
   853
D3D_UpdateViewport(SDL_Renderer * renderer)
slouken@5224
   854
{
slouken@5224
   855
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
slouken@5297
   856
    D3DVIEWPORT9 viewport;
slouken@5297
   857
    D3DMATRIX matrix;
slouken@5224
   858
slouken@5297
   859
    /* Set the viewport */
slouken@5297
   860
    viewport.X = renderer->viewport.x;
slouken@5297
   861
    viewport.Y = renderer->viewport.y;
slouken@5297
   862
    viewport.Width = renderer->viewport.w;
slouken@5297
   863
    viewport.Height = renderer->viewport.h;
slouken@5297
   864
    viewport.MinZ = 0.0f;
slouken@5297
   865
    viewport.MaxZ = 1.0f;
slouken@5297
   866
    IDirect3DDevice9_SetViewport(data->device, &viewport);
slouken@5224
   867
slouken@5297
   868
    /* Set an orthographic projection matrix */
slouken@7239
   869
    if (renderer->viewport.w && renderer->viewport.h) {
slouken@7239
   870
        matrix.m[0][0] = 2.0f / renderer->viewport.w;
slouken@7239
   871
        matrix.m[0][1] = 0.0f;
slouken@7239
   872
        matrix.m[0][2] = 0.0f;
slouken@7239
   873
        matrix.m[0][3] = 0.0f;
slouken@7239
   874
        matrix.m[1][0] = 0.0f;
slouken@7239
   875
        matrix.m[1][1] = -2.0f / renderer->viewport.h;
slouken@7239
   876
        matrix.m[1][2] = 0.0f;
slouken@7239
   877
        matrix.m[1][3] = 0.0f;
slouken@7239
   878
        matrix.m[2][0] = 0.0f;
slouken@7239
   879
        matrix.m[2][1] = 0.0f;
slouken@7239
   880
        matrix.m[2][2] = 1.0f;
slouken@7239
   881
        matrix.m[2][3] = 0.0f;
slouken@7239
   882
        matrix.m[3][0] = -1.0f;
slouken@7239
   883
        matrix.m[3][1] = 1.0f;
slouken@7239
   884
        matrix.m[3][2] = 0.0f;
slouken@7239
   885
        matrix.m[3][3] = 1.0f;
slouken@7239
   886
        IDirect3DDevice9_SetTransform(data->device, D3DTS_PROJECTION, &matrix);
slouken@7239
   887
    }
slouken@5297
   888
slouken@5297
   889
    return 0;
slouken@5297
   890
}
slouken@5297
   891
slouken@5297
   892
static int
slouken@7141
   893
D3D_UpdateClipRect(SDL_Renderer * renderer)
slouken@6246
   894
{
slouken@7141
   895
    const SDL_Rect *rect = &renderer->clip_rect;
slouken@6246
   896
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
slouken@7141
   897
    RECT r;
slouken@6246
   898
    HRESULT result;
slouken@6246
   899
slouken@7141
   900
    if (!SDL_RectEmpty(rect)) {
slouken@7141
   901
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_SCISSORTESTENABLE, TRUE);
slouken@7141
   902
        r.left = rect->x;
slouken@7141
   903
        r.top = rect->y;
slouken@7141
   904
        r.right = rect->w + rect->w;
slouken@7141
   905
        r.bottom = rect->y + rect->h;
slouken@6246
   906
slouken@7141
   907
        result = IDirect3DDevice9_SetScissorRect(data->device, &r);
slouken@7141
   908
        if (result != D3D_OK) {
slouken@7141
   909
            D3D_SetError("SetScissor()", result);
slouken@7141
   910
            return -1;
slouken@7141
   911
        }
slouken@7141
   912
    } else {
slouken@7141
   913
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_SCISSORTESTENABLE, FALSE);
slouken@6246
   914
    }
slouken@6246
   915
    return 0;
slouken@6246
   916
}
slouken@6246
   917
slouken@6246
   918
static int
slouken@5297
   919
D3D_RenderClear(SDL_Renderer * renderer)
slouken@5297
   920
{
slouken@5297
   921
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
slouken@5297
   922
    DWORD color;
slouken@5297
   923
    HRESULT result;
slouken@5297
   924
slouken@5297
   925
    if (D3D_ActivateRenderer(renderer) < 0) {
slouken@5297
   926
        return -1;
slouken@5224
   927
    }
slouken@5297
   928
slouken@5297
   929
    color = D3DCOLOR_ARGB(renderer->a, renderer->r, renderer->g, renderer->b);
slouken@5297
   930
slouken@5299
   931
    /* Don't reset the viewport if we don't have to! */
slouken@5299
   932
    if (!renderer->viewport.x && !renderer->viewport.y &&
slouken@5299
   933
        renderer->viewport.w == data->pparams.BackBufferWidth &&
slouken@5299
   934
        renderer->viewport.h == data->pparams.BackBufferHeight) {
slouken@5299
   935
        result = IDirect3DDevice9_Clear(data->device, 0, NULL, D3DCLEAR_TARGET, color, 0.0f, 0);
slouken@5299
   936
    } else {
slouken@5299
   937
        D3DVIEWPORT9 viewport;
slouken@5297
   938
slouken@5299
   939
        /* Clear is defined to clear the entire render target */
slouken@5299
   940
        viewport.X = 0;
slouken@5299
   941
        viewport.Y = 0;
slouken@5299
   942
        viewport.Width = data->pparams.BackBufferWidth;
slouken@5299
   943
        viewport.Height = data->pparams.BackBufferHeight;
slouken@5299
   944
        viewport.MinZ = 0.0f;
slouken@5299
   945
        viewport.MaxZ = 1.0f;
slouken@5299
   946
        IDirect3DDevice9_SetViewport(data->device, &viewport);
slouken@5299
   947
slouken@5299
   948
        result = IDirect3DDevice9_Clear(data->device, 0, NULL, D3DCLEAR_TARGET, color, 0.0f, 0);
slouken@5299
   949
slouken@5299
   950
        /* Reset the viewport */
slouken@5299
   951
        viewport.X = renderer->viewport.x;
slouken@5299
   952
        viewport.Y = renderer->viewport.y;
slouken@5299
   953
        viewport.Width = renderer->viewport.w;
slouken@5299
   954
        viewport.Height = renderer->viewport.h;
slouken@5299
   955
        viewport.MinZ = 0.0f;
slouken@5299
   956
        viewport.MaxZ = 1.0f;
slouken@5299
   957
        IDirect3DDevice9_SetViewport(data->device, &viewport);
slouken@5299
   958
    }
slouken@5297
   959
slouken@5297
   960
    if (FAILED(result)) {
icculus@7037
   961
        return D3D_SetError("Clear()", result);
slouken@5297
   962
    }
slouken@5297
   963
    return 0;
slouken@5224
   964
}
slouken@5224
   965
slouken@5224
   966
static void
slouken@2933
   967
D3D_SetBlendMode(D3D_RenderData * data, int blendMode)
slouken@2932
   968
{
slouken@2932
   969
    switch (blendMode) {
slouken@2932
   970
    case SDL_BLENDMODE_NONE:
slouken@2932
   971
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
slouken@2932
   972
                                        FALSE);
slouken@2932
   973
        break;
slouken@2932
   974
    case SDL_BLENDMODE_BLEND:
slouken@2932
   975
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
slouken@2932
   976
                                        TRUE);
slouken@2932
   977
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLEND,
slouken@2932
   978
                                        D3DBLEND_SRCALPHA);
slouken@2932
   979
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND,
slouken@2932
   980
                                        D3DBLEND_INVSRCALPHA);
slouken@2932
   981
        break;
slouken@2932
   982
    case SDL_BLENDMODE_ADD:
slouken@2932
   983
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
slouken@2932
   984
                                        TRUE);
slouken@2932
   985
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLEND,
slouken@2932
   986
                                        D3DBLEND_SRCALPHA);
slouken@2932
   987
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND,
slouken@2932
   988
                                        D3DBLEND_ONE);
slouken@2932
   989
        break;
slouken@5184
   990
    case SDL_BLENDMODE_MOD:
slouken@5184
   991
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
slouken@5184
   992
                                        TRUE);
slouken@5184
   993
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLEND,
slouken@5184
   994
                                        D3DBLEND_ZERO);
slouken@5184
   995
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND,
slouken@5184
   996
                                        D3DBLEND_SRCCOLOR);
slouken@5184
   997
        break;
slouken@2932
   998
    }
slouken@2932
   999
}
slouken@2932
  1000
slouken@1895
  1001
static int
slouken@6528
  1002
D3D_RenderDrawPoints(SDL_Renderer * renderer, const SDL_FPoint * points,
slouken@3599
  1003
                     int count)
slouken@1895
  1004
{
slouken@1913
  1005
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
slouken@2932
  1006
    DWORD color;
slouken@3536
  1007
    Vertex *vertices;
slouken@3536
  1008
    int i;
slouken@1900
  1009
    HRESULT result;
slouken@1895
  1010
slouken@5297
  1011
    if (D3D_ActivateRenderer(renderer) < 0) {
slouken@5297
  1012
        return -1;
slouken@1900
  1013
    }
slouken@1895
  1014
slouken@2932
  1015
    D3D_SetBlendMode(data, renderer->blendMode);
slouken@2932
  1016
slouken@2933
  1017
    result =
slouken@2933
  1018
        IDirect3DDevice9_SetTexture(data->device, 0,
slouken@2933
  1019
                                    (IDirect3DBaseTexture9 *) 0);
slouken@2932
  1020
    if (FAILED(result)) {
icculus@7037
  1021
        return D3D_SetError("SetTexture()", result);
slouken@2932
  1022
    }
slouken@3536
  1023
slouken@3536
  1024
    color = D3DCOLOR_ARGB(renderer->a, renderer->r, renderer->g, renderer->b);
slouken@3536
  1025
slouken@3536
  1026
    vertices = SDL_stack_alloc(Vertex, count);
slouken@3536
  1027
    for (i = 0; i < count; ++i) {
slouken@6528
  1028
        vertices[i].x = points[i].x;
slouken@6528
  1029
        vertices[i].y = points[i].y;
slouken@3536
  1030
        vertices[i].z = 0.0f;
slouken@3536
  1031
        vertices[i].color = color;
slouken@3536
  1032
        vertices[i].u = 0.0f;
slouken@3536
  1033
        vertices[i].v = 0.0f;
slouken@3536
  1034
    }
slouken@1903
  1035
    result =
slouken@3536
  1036
        IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_POINTLIST, count,
slouken@2932
  1037
                                         vertices, sizeof(*vertices));
slouken@3536
  1038
    SDL_stack_free(vertices);
slouken@1900
  1039
    if (FAILED(result)) {
icculus@7037
  1040
        return D3D_SetError("DrawPrimitiveUP()", result);
slouken@2932
  1041
    }
slouken@2932
  1042
    return 0;
slouken@2932
  1043
}
slouken@2932
  1044
slouken@2932
  1045
static int
slouken@6528
  1046
D3D_RenderDrawLines(SDL_Renderer * renderer, const SDL_FPoint * points,
slouken@3599
  1047
                    int count)
slouken@2932
  1048
{
slouken@2932
  1049
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
slouken@2932
  1050
    DWORD color;
slouken@3536
  1051
    Vertex *vertices;
slouken@3536
  1052
    int i;
slouken@2932
  1053
    HRESULT result;
slouken@2932
  1054
slouken@5297
  1055
    if (D3D_ActivateRenderer(renderer) < 0) {
slouken@5297
  1056
        return -1;
slouken@2932
  1057
    }
slouken@2932
  1058
slouken@2932
  1059
    D3D_SetBlendMode(data, renderer->blendMode);
slouken@2932
  1060
slouken@2933
  1061
    result =
slouken@2933
  1062
        IDirect3DDevice9_SetTexture(data->device, 0,
slouken@2933
  1063
                                    (IDirect3DBaseTexture9 *) 0);
slouken@2932
  1064
    if (FAILED(result)) {
icculus@7037
  1065
        return D3D_SetError("SetTexture()", result);
slouken@2932
  1066
    }
slouken@3536
  1067
slouken@3536
  1068
    color = D3DCOLOR_ARGB(renderer->a, renderer->r, renderer->g, renderer->b);
slouken@3536
  1069
slouken@3536
  1070
    vertices = SDL_stack_alloc(Vertex, count);
slouken@3536
  1071
    for (i = 0; i < count; ++i) {
slouken@6528
  1072
        vertices[i].x = points[i].x;
slouken@6528
  1073
        vertices[i].y = points[i].y;
slouken@3536
  1074
        vertices[i].z = 0.0f;
slouken@3536
  1075
        vertices[i].color = color;
slouken@3536
  1076
        vertices[i].u = 0.0f;
slouken@3536
  1077
        vertices[i].v = 0.0f;
slouken@3536
  1078
    }
slouken@2932
  1079
    result =
slouken@3551
  1080
        IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_LINESTRIP, count-1,
slouken@2932
  1081
                                         vertices, sizeof(*vertices));
slouken@3551
  1082
slouken@3551
  1083
    /* DirectX 9 has the same line rasterization semantics as GDI,
slouken@3551
  1084
       so we need to close the endpoint of the line */
slouken@6076
  1085
    if (count == 2 ||
slouken@6076
  1086
        points[0].x != points[count-1].x || points[0].y != points[count-1].y) {
slouken@6528
  1087
        vertices[0].x = points[count-1].x;
slouken@6528
  1088
        vertices[0].y = points[count-1].y;
slouken@3551
  1089
        result = IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_POINTLIST, 1, vertices, sizeof(*vertices));
slouken@3551
  1090
    }
slouken@3551
  1091
slouken@3536
  1092
    SDL_stack_free(vertices);
slouken@2932
  1093
    if (FAILED(result)) {
icculus@7037
  1094
        return D3D_SetError("DrawPrimitiveUP()", result);
slouken@2932
  1095
    }
slouken@2932
  1096
    return 0;
slouken@2932
  1097
}
slouken@2932
  1098
slouken@2932
  1099
static int
slouken@6528
  1100
D3D_RenderFillRects(SDL_Renderer * renderer, const SDL_FRect * rects,
slouken@3599
  1101
                    int count)
slouken@2932
  1102
{
slouken@2932
  1103
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
slouken@3536
  1104
    DWORD color;
slouken@3536
  1105
    int i;
slouken@2932
  1106
    float minx, miny, maxx, maxy;
slouken@2932
  1107
    Vertex vertices[4];
slouken@2932
  1108
    HRESULT result;
slouken@2932
  1109
slouken@5297
  1110
    if (D3D_ActivateRenderer(renderer) < 0) {
slouken@5297
  1111
        return -1;
slouken@2932
  1112
    }
slouken@2932
  1113
slouken@2932
  1114
    D3D_SetBlendMode(data, renderer->blendMode);
slouken@2932
  1115
slouken@2933
  1116
    result =
slouken@2933
  1117
        IDirect3DDevice9_SetTexture(data->device, 0,
slouken@2933
  1118
                                    (IDirect3DBaseTexture9 *) 0);
slouken@2932
  1119
    if (FAILED(result)) {
icculus@7037
  1120
        return D3D_SetError("SetTexture()", result);
slouken@2932
  1121
    }
slouken@3536
  1122
slouken@3536
  1123
    color = D3DCOLOR_ARGB(renderer->a, renderer->r, renderer->g, renderer->b);
slouken@3536
  1124
slouken@3536
  1125
    for (i = 0; i < count; ++i) {
slouken@6528
  1126
        const SDL_FRect *rect = &rects[i];
slouken@3536
  1127
slouken@6528
  1128
        minx = rect->x;
slouken@6528
  1129
        miny = rect->y;
slouken@6528
  1130
        maxx = rect->x + rect->w;
slouken@6528
  1131
        maxy = rect->y + rect->h;
slouken@3536
  1132
slouken@3536
  1133
        vertices[0].x = minx;
slouken@3536
  1134
        vertices[0].y = miny;
slouken@3536
  1135
        vertices[0].z = 0.0f;
slouken@3536
  1136
        vertices[0].color = color;
slouken@3536
  1137
        vertices[0].u = 0.0f;
slouken@3536
  1138
        vertices[0].v = 0.0f;
slouken@3536
  1139
slouken@3536
  1140
        vertices[1].x = maxx;
slouken@3536
  1141
        vertices[1].y = miny;
slouken@3536
  1142
        vertices[1].z = 0.0f;
slouken@3536
  1143
        vertices[1].color = color;
slouken@3536
  1144
        vertices[1].u = 0.0f;
slouken@3536
  1145
        vertices[1].v = 0.0f;
slouken@3536
  1146
slouken@3536
  1147
        vertices[2].x = maxx;
slouken@3536
  1148
        vertices[2].y = maxy;
slouken@3536
  1149
        vertices[2].z = 0.0f;
slouken@3536
  1150
        vertices[2].color = color;
slouken@3536
  1151
        vertices[2].u = 0.0f;
slouken@3536
  1152
        vertices[2].v = 0.0f;
slouken@3536
  1153
slouken@3536
  1154
        vertices[3].x = minx;
slouken@3536
  1155
        vertices[3].y = maxy;
slouken@3536
  1156
        vertices[3].z = 0.0f;
slouken@3536
  1157
        vertices[3].color = color;
slouken@3536
  1158
        vertices[3].u = 0.0f;
slouken@3536
  1159
        vertices[3].v = 0.0f;
slouken@3536
  1160
slouken@3536
  1161
        result =
slouken@3536
  1162
            IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_TRIANGLEFAN,
slouken@3536
  1163
                                             2, vertices, sizeof(*vertices));
slouken@3536
  1164
        if (FAILED(result)) {
icculus@7037
  1165
            return D3D_SetError("DrawPrimitiveUP()", result);
slouken@3536
  1166
        }
slouken@1900
  1167
    }
slouken@1895
  1168
    return 0;
slouken@1895
  1169
}
slouken@1895
  1170
slouken@1895
  1171
static int
slouken@1913
  1172
D3D_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture,
slouken@6528
  1173
               const SDL_Rect * srcrect, const SDL_FRect * dstrect)
slouken@1895
  1174
{
slouken@1913
  1175
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
slouken@1913
  1176
    D3D_TextureData *texturedata = (D3D_TextureData *) texture->driverdata;
slouken@3556
  1177
    LPDIRECT3DPIXELSHADER9 shader = NULL;
slouken@1903
  1178
    float minx, miny, maxx, maxy;
slouken@1904
  1179
    float minu, maxu, minv, maxv;
slouken@1987
  1180
    DWORD color;
slouken@1903
  1181
    Vertex vertices[4];
slouken@1903
  1182
    HRESULT result;
slouken@1895
  1183
slouken@5297
  1184
    if (D3D_ActivateRenderer(renderer) < 0) {
slouken@5297
  1185
        return -1;
slouken@1900
  1186
    }
slouken@1903
  1187
slouken@6528
  1188
    minx = dstrect->x - 0.5f;
slouken@6528
  1189
    miny = dstrect->y - 0.5f;
slouken@6528
  1190
    maxx = dstrect->x + dstrect->w - 0.5f;
slouken@6528
  1191
    maxy = dstrect->y + dstrect->h - 0.5f;
slouken@1903
  1192
slouken@1904
  1193
    minu = (float) srcrect->x / texture->w;
slouken@1904
  1194
    maxu = (float) (srcrect->x + srcrect->w) / texture->w;
slouken@1904
  1195
    minv = (float) srcrect->y / texture->h;
slouken@1904
  1196
    maxv = (float) (srcrect->y + srcrect->h) / texture->h;
slouken@1903
  1197
slouken@1987
  1198
    color = D3DCOLOR_ARGB(texture->a, texture->r, texture->g, texture->b);
slouken@1987
  1199
slouken@1903
  1200
    vertices[0].x = minx;
slouken@1903
  1201
    vertices[0].y = miny;
slouken@1903
  1202
    vertices[0].z = 0.0f;
slouken@1987
  1203
    vertices[0].color = color;
slouken@1904
  1204
    vertices[0].u = minu;
slouken@1904
  1205
    vertices[0].v = minv;
slouken@1904
  1206
slouken@1903
  1207
    vertices[1].x = maxx;
slouken@1903
  1208
    vertices[1].y = miny;
slouken@1903
  1209
    vertices[1].z = 0.0f;
slouken@1987
  1210
    vertices[1].color = color;
slouken@1904
  1211
    vertices[1].u = maxu;
slouken@1904
  1212
    vertices[1].v = minv;
slouken@1904
  1213
slouken@1903
  1214
    vertices[2].x = maxx;
slouken@1903
  1215
    vertices[2].y = maxy;
slouken@1903
  1216
    vertices[2].z = 0.0f;
slouken@1987
  1217
    vertices[2].color = color;
slouken@1904
  1218
    vertices[2].u = maxu;
slouken@1904
  1219
    vertices[2].v = maxv;
slouken@1904
  1220
slouken@1903
  1221
    vertices[3].x = minx;
slouken@1903
  1222
    vertices[3].y = maxy;
slouken@1903
  1223
    vertices[3].z = 0.0f;
slouken@1987
  1224
    vertices[3].color = color;
slouken@1904
  1225
    vertices[3].u = minu;
slouken@1904
  1226
    vertices[3].v = maxv;
slouken@1903
  1227
slouken@2932
  1228
    D3D_SetBlendMode(data, texture->blendMode);
slouken@1916
  1229
slouken@5484
  1230
    if (texturedata->scaleMode != data->scaleMode) {
slouken@5484
  1231
        IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MINFILTER,
slouken@5484
  1232
                                         texturedata->scaleMode);
slouken@5484
  1233
        IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MAGFILTER,
slouken@5484
  1234
                                         texturedata->scaleMode);
slouken@5484
  1235
        data->scaleMode = texturedata->scaleMode;
slouken@5484
  1236
    }
slouken@1917
  1237
slouken@1903
  1238
    result =
slouken@2735
  1239
        IDirect3DDevice9_SetTexture(data->device, 0, (IDirect3DBaseTexture9 *)
slouken@2735
  1240
                                    texturedata->texture);
slouken@1903
  1241
    if (FAILED(result)) {
icculus@7037
  1242
        return D3D_SetError("SetTexture()", result);
slouken@1903
  1243
    }
slouken@3556
  1244
    if (shader) {
slouken@3556
  1245
        result = IDirect3DDevice9_SetPixelShader(data->device, shader);
slouken@3556
  1246
        if (FAILED(result)) {
icculus@7037
  1247
            return D3D_SetError("SetShader()", result);
slouken@3556
  1248
        }
slouken@3556
  1249
    }
slouken@1903
  1250
    result =
slouken@1903
  1251
        IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_TRIANGLEFAN, 2,
slouken@1903
  1252
                                         vertices, sizeof(*vertices));
slouken@1903
  1253
    if (FAILED(result)) {
icculus@7037
  1254
        return D3D_SetError("DrawPrimitiveUP()", result);
slouken@1903
  1255
    }
slouken@3556
  1256
    if (shader) {
slouken@3556
  1257
        result = IDirect3DDevice9_SetPixelShader(data->device, NULL);
slouken@3556
  1258
        if (FAILED(result)) {
icculus@7037
  1259
            return D3D_SetError("SetShader()", result);
slouken@3556
  1260
        }
slouken@3556
  1261
    }
slouken@1895
  1262
    return 0;
slouken@1895
  1263
}
slouken@1895
  1264
gabomdq@6320
  1265
gabomdq@6320
  1266
static int
gabomdq@6320
  1267
D3D_RenderCopyEx(SDL_Renderer * renderer, SDL_Texture * texture,
slouken@6528
  1268
               const SDL_Rect * srcrect, const SDL_FRect * dstrect,
slouken@6528
  1269
               const double angle, const SDL_FPoint * center, const SDL_RendererFlip flip)
gabomdq@6320
  1270
{
gabomdq@6320
  1271
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
gabomdq@6320
  1272
    D3D_TextureData *texturedata = (D3D_TextureData *) texture->driverdata;
gabomdq@6320
  1273
    LPDIRECT3DPIXELSHADER9 shader = NULL;
gabomdq@6320
  1274
    float minx, miny, maxx, maxy;
gabomdq@6320
  1275
    float minu, maxu, minv, maxv;
gabomdq@6320
  1276
    float centerx, centery;
gabomdq@6320
  1277
    DWORD color;
gabomdq@6320
  1278
    Vertex vertices[4];
gabomdq@6320
  1279
    HRESULT result;
gabomdq@6320
  1280
gabomdq@6320
  1281
    if (D3D_ActivateRenderer(renderer) < 0) {
gabomdq@6320
  1282
        return -1;
gabomdq@6320
  1283
    }
gabomdq@6320
  1284
slouken@6528
  1285
    centerx = center->x;
slouken@6528
  1286
    centery = center->y;
gabomdq@6320
  1287
gabomdq@6320
  1288
    if (flip & SDL_FLIP_HORIZONTAL) {
slouken@6528
  1289
        minx = dstrect->w - centerx - 0.5f;
slouken@6528
  1290
        maxx = -centerx - 0.5f;
gabomdq@6320
  1291
    }
gabomdq@6320
  1292
    else {
slouken@6528
  1293
        minx = -centerx - 0.5f;
slouken@6528
  1294
        maxx = dstrect->w - centerx - 0.5f;
gabomdq@6320
  1295
    }
gabomdq@6320
  1296
gabomdq@6320
  1297
    if (flip & SDL_FLIP_VERTICAL) {
slouken@6528
  1298
        miny = dstrect->h - centery - 0.5f;
slouken@6528
  1299
        maxy = -centery - 0.5f;
gabomdq@6320
  1300
    }
gabomdq@6320
  1301
    else {
slouken@6528
  1302
        miny = -centery - 0.5f;
slouken@6528
  1303
        maxy = dstrect->h - centery - 0.5f;
gabomdq@6320
  1304
    }
gabomdq@6320
  1305
gabomdq@6320
  1306
    minu = (float) srcrect->x / texture->w;
gabomdq@6320
  1307
    maxu = (float) (srcrect->x + srcrect->w) / texture->w;
gabomdq@6320
  1308
    minv = (float) srcrect->y / texture->h;
gabomdq@6320
  1309
    maxv = (float) (srcrect->y + srcrect->h) / texture->h;
gabomdq@6320
  1310
gabomdq@6320
  1311
    color = D3DCOLOR_ARGB(texture->a, texture->r, texture->g, texture->b);
gabomdq@6320
  1312
gabomdq@6320
  1313
    vertices[0].x = minx;
gabomdq@6320
  1314
    vertices[0].y = miny;
gabomdq@6320
  1315
    vertices[0].z = 0.0f;
gabomdq@6320
  1316
    vertices[0].color = color;
gabomdq@6320
  1317
    vertices[0].u = minu;
gabomdq@6320
  1318
    vertices[0].v = minv;
gabomdq@6320
  1319
gabomdq@6320
  1320
    vertices[1].x = maxx;
gabomdq@6320
  1321
    vertices[1].y = miny;
gabomdq@6320
  1322
    vertices[1].z = 0.0f;
gabomdq@6320
  1323
    vertices[1].color = color;
gabomdq@6320
  1324
    vertices[1].u = maxu;
gabomdq@6320
  1325
    vertices[1].v = minv;
gabomdq@6320
  1326
gabomdq@6320
  1327
    vertices[2].x = maxx;
gabomdq@6320
  1328
    vertices[2].y = maxy;
gabomdq@6320
  1329
    vertices[2].z = 0.0f;
gabomdq@6320
  1330
    vertices[2].color = color;
gabomdq@6320
  1331
    vertices[2].u = maxu;
gabomdq@6320
  1332
    vertices[2].v = maxv;
gabomdq@6320
  1333
gabomdq@6320
  1334
    vertices[3].x = minx;
gabomdq@6320
  1335
    vertices[3].y = maxy;
gabomdq@6320
  1336
    vertices[3].z = 0.0f;
gabomdq@6320
  1337
    vertices[3].color = color;
gabomdq@6320
  1338
    vertices[3].u = minu;
gabomdq@6320
  1339
    vertices[3].v = maxv;
gabomdq@6320
  1340
gabomdq@6320
  1341
    D3D_SetBlendMode(data, texture->blendMode);
gabomdq@6320
  1342
slouken@7191
  1343
    /* Rotate and translate */
gabomdq@6320
  1344
    ID3DXMatrixStack_Push(data->matrixStack);
gabomdq@6320
  1345
    ID3DXMatrixStack_LoadIdentity(data->matrixStack);
slouken@6332
  1346
    ID3DXMatrixStack_RotateYawPitchRoll(data->matrixStack, 0.0, 0.0, (float)(M_PI * (float) angle / 180.0f));
gabomdq@6320
  1347
    ID3DXMatrixStack_Translate(data->matrixStack, (float)dstrect->x + centerx, (float)dstrect->y + centery, (float)0.0);
gabomdq@6320
  1348
    IDirect3DDevice9_SetTransform(data->device, D3DTS_VIEW, (D3DMATRIX*)ID3DXMatrixStack_GetTop(data->matrixStack));
gabomdq@6320
  1349
gabomdq@6320
  1350
    if (texturedata->scaleMode != data->scaleMode) {
gabomdq@6320
  1351
        IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MINFILTER,
gabomdq@6320
  1352
                                         texturedata->scaleMode);
gabomdq@6320
  1353
        IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MAGFILTER,
gabomdq@6320
  1354
                                         texturedata->scaleMode);
gabomdq@6320
  1355
        data->scaleMode = texturedata->scaleMode;
gabomdq@6320
  1356
    }
gabomdq@6320
  1357
gabomdq@6320
  1358
    result =
gabomdq@6320
  1359
        IDirect3DDevice9_SetTexture(data->device, 0, (IDirect3DBaseTexture9 *)
gabomdq@6320
  1360
                                    texturedata->texture);
gabomdq@6320
  1361
    if (FAILED(result)) {
icculus@7037
  1362
        return D3D_SetError("SetTexture()", result);
gabomdq@6320
  1363
    }
gabomdq@6320
  1364
    if (shader) {
gabomdq@6320
  1365
        result = IDirect3DDevice9_SetPixelShader(data->device, shader);
gabomdq@6320
  1366
        if (FAILED(result)) {
icculus@7037
  1367
            return D3D_SetError("SetShader()", result);
gabomdq@6320
  1368
        }
gabomdq@6320
  1369
    }
gabomdq@6320
  1370
    result =
gabomdq@6320
  1371
        IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_TRIANGLEFAN, 2,
gabomdq@6320
  1372
                                         vertices, sizeof(*vertices));
gabomdq@6320
  1373
    if (FAILED(result)) {
icculus@7037
  1374
        return D3D_SetError("DrawPrimitiveUP()", result);
gabomdq@6320
  1375
    }
gabomdq@6320
  1376
    if (shader) {
gabomdq@6320
  1377
        result = IDirect3DDevice9_SetPixelShader(data->device, NULL);
gabomdq@6320
  1378
        if (FAILED(result)) {
icculus@7037
  1379
            return D3D_SetError("SetShader()", result);
gabomdq@6320
  1380
        }
gabomdq@6320
  1381
    }
gabomdq@6320
  1382
    ID3DXMatrixStack_Pop(data->matrixStack);
gabomdq@6320
  1383
    ID3DXMatrixStack_Push(data->matrixStack);
gabomdq@6320
  1384
    ID3DXMatrixStack_LoadIdentity(data->matrixStack);
gabomdq@6320
  1385
    IDirect3DDevice9_SetTransform(data->device, D3DTS_VIEW, (D3DMATRIX*)ID3DXMatrixStack_GetTop(data->matrixStack));
gabomdq@6320
  1386
    ID3DXMatrixStack_Pop(data->matrixStack);
gabomdq@6320
  1387
    return 0;
gabomdq@6320
  1388
}
gabomdq@6320
  1389
slouken@3427
  1390
static int
slouken@3427
  1391
D3D_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect,
slouken@3480
  1392
                     Uint32 format, void * pixels, int pitch)
slouken@3427
  1393
{
slouken@3549
  1394
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
slouken@3549
  1395
    D3DSURFACE_DESC desc;
slouken@3549
  1396
    LPDIRECT3DSURFACE9 backBuffer;
slouken@3549
  1397
    LPDIRECT3DSURFACE9 surface;
slouken@3549
  1398
    RECT d3drect;
slouken@3549
  1399
    D3DLOCKED_RECT locked;
slouken@3549
  1400
    HRESULT result;
slouken@3427
  1401
slouken@3549
  1402
    result = IDirect3DDevice9_GetBackBuffer(data->device, 0, 0, D3DBACKBUFFER_TYPE_MONO, &backBuffer);
slouken@3549
  1403
    if (FAILED(result)) {
icculus@7037
  1404
        return D3D_SetError("GetBackBuffer()", result);
slouken@3549
  1405
    }
slouken@3427
  1406
slouken@3549
  1407
    result = IDirect3DSurface9_GetDesc(backBuffer, &desc);
slouken@3549
  1408
    if (FAILED(result)) {
slouken@3549
  1409
        IDirect3DSurface9_Release(backBuffer);
icculus@7037
  1410
        return D3D_SetError("GetDesc()", result);
slouken@3549
  1411
    }
slouken@3427
  1412
slouken@3549
  1413
    result = IDirect3DDevice9_CreateOffscreenPlainSurface(data->device, desc.Width, desc.Height, desc.Format, D3DPOOL_SYSTEMMEM, &surface, NULL);
slouken@3549
  1414
    if (FAILED(result)) {
slouken@3549
  1415
        IDirect3DSurface9_Release(backBuffer);
icculus@7037
  1416
        return D3D_SetError("CreateOffscreenPlainSurface()", result);
slouken@3549
  1417
    }
slouken@3427
  1418
slouken@3549
  1419
    result = IDirect3DDevice9_GetRenderTargetData(data->device, backBuffer, surface);
slouken@3549
  1420
    if (FAILED(result)) {
slouken@3549
  1421
        IDirect3DSurface9_Release(surface);
slouken@3549
  1422
        IDirect3DSurface9_Release(backBuffer);
icculus@7037
  1423
        return D3D_SetError("GetRenderTargetData()", result);
slouken@3549
  1424
    }
slouken@3427
  1425
slouken@3549
  1426
    d3drect.left = rect->x;
slouken@3549
  1427
    d3drect.right = rect->x + rect->w;
slouken@3549
  1428
    d3drect.top = rect->y;
slouken@3549
  1429
    d3drect.bottom = rect->y + rect->h;
slouken@3427
  1430
slouken@3549
  1431
    result = IDirect3DSurface9_LockRect(surface, &locked, &d3drect, D3DLOCK_READONLY);
slouken@3549
  1432
    if (FAILED(result)) {
slouken@3549
  1433
        IDirect3DSurface9_Release(surface);
slouken@3549
  1434
        IDirect3DSurface9_Release(backBuffer);
icculus@7037
  1435
        return D3D_SetError("LockRect()", result);
slouken@3549
  1436
    }
slouken@3427
  1437
slouken@3549
  1438
    SDL_ConvertPixels(rect->w, rect->h,
slouken@5156
  1439
                      D3DFMTToPixelFormat(desc.Format), locked.pBits, locked.Pitch,
slouken@3549
  1440
                      format, pixels, pitch);
slouken@3549
  1441
slouken@3549
  1442
    IDirect3DSurface9_UnlockRect(surface);
slouken@3549
  1443
slouken@3549
  1444
    IDirect3DSurface9_Release(surface);
slouken@3549
  1445
    IDirect3DSurface9_Release(backBuffer);
slouken@3549
  1446
slouken@3549
  1447
    return 0;
slouken@3427
  1448
}
slouken@3427
  1449
slouken@1895
  1450
static void
slouken@1913
  1451
D3D_RenderPresent(SDL_Renderer * renderer)
slouken@1895
  1452
{
slouken@1913
  1453
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
slouken@1900
  1454
    HRESULT result;
slouken@1900
  1455
slouken@1900
  1456
    if (!data->beginScene) {
slouken@1900
  1457
        IDirect3DDevice9_EndScene(data->device);
slouken@1900
  1458
        data->beginScene = SDL_TRUE;
slouken@1900
  1459
    }
slouken@1900
  1460
slouken@1975
  1461
    result = IDirect3DDevice9_TestCooperativeLevel(data->device);
slouken@1975
  1462
    if (result == D3DERR_DEVICELOST) {
slouken@1975
  1463
        /* We'll reset later */
slouken@1975
  1464
        return;
slouken@1975
  1465
    }
slouken@1975
  1466
    if (result == D3DERR_DEVICENOTRESET) {
slouken@1975
  1467
        D3D_Reset(renderer);
slouken@1975
  1468
    }
slouken@1900
  1469
    result = IDirect3DDevice9_Present(data->device, NULL, NULL, NULL, NULL);
slouken@1900
  1470
    if (FAILED(result)) {
slouken@1900
  1471
        D3D_SetError("Present()", result);
slouken@1900
  1472
    }
slouken@1895
  1473
}
slouken@1895
  1474
slouken@1895
  1475
static void
slouken@1913
  1476
D3D_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture)
slouken@1895
  1477
{
slouken@1913
  1478
    D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
slouken@1895
  1479
slouken@1895
  1480
    if (!data) {
slouken@1895
  1481
        return;
slouken@1895
  1482
    }
slouken@1903
  1483
    if (data->texture) {
slouken@1903
  1484
        IDirect3DTexture9_Release(data->texture);
slouken@1903
  1485
    }
slouken@1895
  1486
    SDL_free(data);
slouken@1895
  1487
    texture->driverdata = NULL;
slouken@1895
  1488
}
slouken@1895
  1489
slouken@1975
  1490
static void
slouken@1913
  1491
D3D_DestroyRenderer(SDL_Renderer * renderer)
slouken@1895
  1492
{
slouken@1913
  1493
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
slouken@1895
  1494
slouken@1895
  1495
    if (data) {
slouken@7191
  1496
        /* Release the render target */
slouken@6895
  1497
        if (data->defaultRenderTarget) {
slouken@6895
  1498
            IDirect3DSurface9_Release(data->defaultRenderTarget);
slouken@6895
  1499
            data->defaultRenderTarget = NULL;
slouken@6895
  1500
        }
slouken@6232
  1501
        if (data->currentRenderTarget != NULL) {
slouken@6232
  1502
            IDirect3DSurface9_Release(data->currentRenderTarget);
slouken@6232
  1503
            data->currentRenderTarget = NULL;
slouken@6232
  1504
        }
slouken@7191
  1505
slouken@1900
  1506
        if (data->device) {
slouken@1900
  1507
            IDirect3DDevice9_Release(data->device);
slouken@1900
  1508
        }
slouken@5154
  1509
        if (data->d3d) {
slouken@5154
  1510
            IDirect3D9_Release(data->d3d);
slouken@7183
  1511
            ID3DXMatrixStack_Release(data->matrixStack);
slouken@5154
  1512
            SDL_UnloadObject(data->d3dDLL);
slouken@5154
  1513
        }
slouken@1895
  1514
        SDL_free(data);
slouken@1895
  1515
    }
slouken@1895
  1516
    SDL_free(renderer);
slouken@1895
  1517
}
slouken@1895
  1518
slouken@5226
  1519
#endif /* SDL_VIDEO_RENDER_D3D && !SDL_RENDER_DISABLED */
slouken@1895
  1520
slouken@1895
  1521
/* vi: set ts=4 sw=4 expandtab: */