| /* |
| Simple DirectMedia Layer |
| Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org> |
| |
| This software is provided 'as-is', without any express or implied |
| warranty. In no event will the authors be held liable for any damages |
| arising from the use of this software. |
| |
| Permission is granted to anyone to use this software for any purpose, |
| including commercial applications, and to alter it and redistribute it |
| freely, subject to the following restrictions: |
| |
| 1. The origin of this software must not be misrepresented; you must not |
| claim that you wrote the original software. If you use this software |
| in a product, an acknowledgment in the product documentation would be |
| appreciated but is not required. |
| 2. Altered source versions must be plainly marked as such, and must not be |
| misrepresented as being the original software. |
| 3. This notice may not be removed or altered from any source distribution. |
| */ |
| #include "SDL_config.h" |
| |
| #if SDL_VIDEO_RENDER_D3D && !SDL_RENDER_DISABLED |
| |
| |
| #include "../../core/windows/SDL_windows.h" |
| |
| #include "SDL_hints.h" |
| #include "SDL_loadso.h" |
| #include "SDL_syswm.h" |
| #include "../SDL_sysrender.h" |
| |
| #if SDL_VIDEO_RENDER_D3D |
| #define D3D_DEBUG_INFO |
| #include <d3d9.h> |
| #endif |
| |
| #ifdef ASSEMBLE_SHADER |
| /////////////////////////////////////////////////////////////////////////// |
| // ID3DXBuffer: |
| // ------------ |
| // The buffer object is used by D3DX to return arbitrary size data. |
| // |
| // GetBufferPointer - |
| // Returns a pointer to the beginning of the buffer. |
| // |
| // GetBufferSize - |
| // Returns the size of the buffer, in bytes. |
| /////////////////////////////////////////////////////////////////////////// |
| |
| typedef interface ID3DXBuffer ID3DXBuffer; |
| typedef interface ID3DXBuffer *LPD3DXBUFFER; |
| |
| // {8BA5FB08-5195-40e2-AC58-0D989C3A0102} |
| DEFINE_GUID(IID_ID3DXBuffer, |
| 0x8ba5fb08, 0x5195, 0x40e2, 0xac, 0x58, 0xd, 0x98, 0x9c, 0x3a, 0x1, 0x2); |
| |
| #undef INTERFACE |
| #define INTERFACE ID3DXBuffer |
| |
| typedef interface ID3DXBuffer { |
| const struct ID3DXBufferVtbl FAR* lpVtbl; |
| } ID3DXBuffer; |
| typedef const struct ID3DXBufferVtbl ID3DXBufferVtbl; |
| const struct ID3DXBufferVtbl |
| { |
| // IUnknown |
| STDMETHOD(QueryInterface)(THIS_ REFIID iid, LPVOID *ppv) PURE; |
| STDMETHOD_(ULONG, AddRef)(THIS) PURE; |
| STDMETHOD_(ULONG, Release)(THIS) PURE; |
| |
| // ID3DXBuffer |
| STDMETHOD_(LPVOID, GetBufferPointer)(THIS) PURE; |
| STDMETHOD_(DWORD, GetBufferSize)(THIS) PURE; |
| }; |
| |
| HRESULT WINAPI |
| D3DXAssembleShader( |
| LPCSTR pSrcData, |
| UINT SrcDataLen, |
| CONST LPVOID* pDefines, |
| LPVOID pInclude, |
| DWORD Flags, |
| LPD3DXBUFFER* ppShader, |
| LPD3DXBUFFER* ppErrorMsgs); |
| |
| #endif /* ASSEMBLE_SHADER */ |
| |
| |
| /* Direct3D renderer implementation */ |
| |
| static SDL_Renderer *D3D_CreateRenderer(SDL_Window * window, Uint32 flags); |
| static void D3D_WindowEvent(SDL_Renderer * renderer, |
| const SDL_WindowEvent *event); |
| static int D3D_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture); |
| static int D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture, |
| const SDL_Rect * rect, const void *pixels, |
| int pitch); |
| static int D3D_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture, |
| const SDL_Rect * rect, void **pixels, int *pitch); |
| static void D3D_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture); |
| static int D3D_UpdateViewport(SDL_Renderer * renderer); |
| static int D3D_RenderClear(SDL_Renderer * renderer); |
| static int D3D_RenderDrawPoints(SDL_Renderer * renderer, |
| const SDL_Point * points, int count); |
| static int D3D_RenderDrawLines(SDL_Renderer * renderer, |
| const SDL_Point * points, int count); |
| static int D3D_RenderFillRects(SDL_Renderer * renderer, |
| const SDL_Rect * rects, int count); |
| static int D3D_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture, |
| const SDL_Rect * srcrect, const SDL_Rect * dstrect); |
| static int D3D_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect, |
| Uint32 format, void * pixels, int pitch); |
| static void D3D_RenderPresent(SDL_Renderer * renderer); |
| static void D3D_DestroyTexture(SDL_Renderer * renderer, |
| SDL_Texture * texture); |
| static void D3D_DestroyRenderer(SDL_Renderer * renderer); |
| |
| |
| SDL_RenderDriver D3D_RenderDriver = { |
| D3D_CreateRenderer, |
| { |
| "direct3d", |
| (SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC), |
| 1, |
| {SDL_PIXELFORMAT_ARGB8888}, |
| 0, |
| 0} |
| }; |
| |
| typedef struct |
| { |
| void* d3dDLL; |
| IDirect3D9 *d3d; |
| IDirect3DDevice9 *device; |
| UINT adapter; |
| D3DPRESENT_PARAMETERS pparams; |
| SDL_bool updateSize; |
| SDL_bool beginScene; |
| D3DTEXTUREFILTERTYPE scaleMode; |
| } D3D_RenderData; |
| |
| typedef struct |
| { |
| IDirect3DTexture9 *texture; |
| D3DTEXTUREFILTERTYPE scaleMode; |
| } D3D_TextureData; |
| |
| typedef struct |
| { |
| float x, y, z; |
| DWORD color; |
| float u, v; |
| } Vertex; |
| |
| static void |
| D3D_SetError(const char *prefix, HRESULT result) |
| { |
| const char *error; |
| |
| switch (result) { |
| case D3DERR_WRONGTEXTUREFORMAT: |
| error = "WRONGTEXTUREFORMAT"; |
| break; |
| case D3DERR_UNSUPPORTEDCOLOROPERATION: |
| error = "UNSUPPORTEDCOLOROPERATION"; |
| break; |
| case D3DERR_UNSUPPORTEDCOLORARG: |
| error = "UNSUPPORTEDCOLORARG"; |
| break; |
| case D3DERR_UNSUPPORTEDALPHAOPERATION: |
| error = "UNSUPPORTEDALPHAOPERATION"; |
| break; |
| case D3DERR_UNSUPPORTEDALPHAARG: |
| error = "UNSUPPORTEDALPHAARG"; |
| break; |
| case D3DERR_TOOMANYOPERATIONS: |
| error = "TOOMANYOPERATIONS"; |
| break; |
| case D3DERR_CONFLICTINGTEXTUREFILTER: |
| error = "CONFLICTINGTEXTUREFILTER"; |
| break; |
| case D3DERR_UNSUPPORTEDFACTORVALUE: |
| error = "UNSUPPORTEDFACTORVALUE"; |
| break; |
| case D3DERR_CONFLICTINGRENDERSTATE: |
| error = "CONFLICTINGRENDERSTATE"; |
| break; |
| case D3DERR_UNSUPPORTEDTEXTUREFILTER: |
| error = "UNSUPPORTEDTEXTUREFILTER"; |
| break; |
| case D3DERR_CONFLICTINGTEXTUREPALETTE: |
| error = "CONFLICTINGTEXTUREPALETTE"; |
| break; |
| case D3DERR_DRIVERINTERNALERROR: |
| error = "DRIVERINTERNALERROR"; |
| break; |
| case D3DERR_NOTFOUND: |
| error = "NOTFOUND"; |
| break; |
| case D3DERR_MOREDATA: |
| error = "MOREDATA"; |
| break; |
| case D3DERR_DEVICELOST: |
| error = "DEVICELOST"; |
| break; |
| case D3DERR_DEVICENOTRESET: |
| error = "DEVICENOTRESET"; |
| break; |
| case D3DERR_NOTAVAILABLE: |
| error = "NOTAVAILABLE"; |
| break; |
| case D3DERR_OUTOFVIDEOMEMORY: |
| error = "OUTOFVIDEOMEMORY"; |
| break; |
| case D3DERR_INVALIDDEVICE: |
| error = "INVALIDDEVICE"; |
| break; |
| case D3DERR_INVALIDCALL: |
| error = "INVALIDCALL"; |
| break; |
| case D3DERR_DRIVERINVALIDCALL: |
| error = "DRIVERINVALIDCALL"; |
| break; |
| case D3DERR_WASSTILLDRAWING: |
| error = "WASSTILLDRAWING"; |
| break; |
| default: |
| error = "UNKNOWN"; |
| break; |
| } |
| SDL_SetError("%s: %s", prefix, error); |
| } |
| |
| static D3DFORMAT |
| PixelFormatToD3DFMT(Uint32 format) |
| { |
| switch (format) { |
| case SDL_PIXELFORMAT_RGB565: |
| return D3DFMT_R5G6B5; |
| case SDL_PIXELFORMAT_RGB888: |
| return D3DFMT_X8R8G8B8; |
| case SDL_PIXELFORMAT_ARGB8888: |
| return D3DFMT_A8R8G8B8; |
| default: |
| return D3DFMT_UNKNOWN; |
| } |
| } |
| |
| static Uint32 |
| D3DFMTToPixelFormat(D3DFORMAT format) |
| { |
| switch (format) { |
| case D3DFMT_R5G6B5: |
| return SDL_PIXELFORMAT_RGB565; |
| case D3DFMT_X8R8G8B8: |
| return SDL_PIXELFORMAT_RGB888; |
| case D3DFMT_A8R8G8B8: |
| return SDL_PIXELFORMAT_ARGB8888; |
| default: |
| return SDL_PIXELFORMAT_UNKNOWN; |
| } |
| } |
| |
| static int |
| D3D_Reset(SDL_Renderer * renderer) |
| { |
| D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata; |
| HRESULT result; |
| |
| result = IDirect3DDevice9_Reset(data->device, &data->pparams); |
| if (FAILED(result)) { |
| if (result == D3DERR_DEVICELOST) { |
| /* Don't worry about it, we'll reset later... */ |
| return 0; |
| } else { |
| D3D_SetError("Reset()", result); |
| return -1; |
| } |
| } |
| IDirect3DDevice9_SetVertexShader(data->device, NULL); |
| IDirect3DDevice9_SetFVF(data->device, |
| D3DFVF_XYZ | D3DFVF_DIFFUSE | D3DFVF_TEX1); |
| IDirect3DDevice9_SetRenderState(data->device, D3DRS_CULLMODE, |
| D3DCULL_NONE); |
| IDirect3DDevice9_SetRenderState(data->device, D3DRS_LIGHTING, FALSE); |
| return 0; |
| } |
| |
| static int |
| D3D_ActivateRenderer(SDL_Renderer * renderer) |
| { |
| D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata; |
| HRESULT result; |
| |
| if (data->updateSize) { |
| SDL_Window *window = renderer->window; |
| int w, h; |
| |
| SDL_GetWindowSize(window, &w, &h); |
| data->pparams.BackBufferWidth = w; |
| data->pparams.BackBufferHeight = h; |
| if (SDL_GetWindowFlags(window) & SDL_WINDOW_FULLSCREEN) { |
| data->pparams.BackBufferFormat = |
| PixelFormatToD3DFMT(SDL_GetWindowPixelFormat(window)); |
| } else { |
| data->pparams.BackBufferFormat = D3DFMT_UNKNOWN; |
| } |
| if (D3D_Reset(renderer) < 0) { |
| return -1; |
| } |
| D3D_UpdateViewport(renderer); |
| |
| data->updateSize = SDL_FALSE; |
| } |
| if (data->beginScene) { |
| result = IDirect3DDevice9_BeginScene(data->device); |
| if (result == D3DERR_DEVICELOST) { |
| if (D3D_Reset(renderer) < 0) { |
| return -1; |
| } |
| result = IDirect3DDevice9_BeginScene(data->device); |
| } |
| if (FAILED(result)) { |
| D3D_SetError("BeginScene()", result); |
| return -1; |
| } |
| data->beginScene = SDL_FALSE; |
| } |
| return 0; |
| } |
| |
| SDL_Renderer * |
| D3D_CreateRenderer(SDL_Window * window, Uint32 flags) |
| { |
| SDL_Renderer *renderer; |
| D3D_RenderData *data; |
| SDL_SysWMinfo windowinfo; |
| HRESULT result; |
| D3DPRESENT_PARAMETERS pparams; |
| IDirect3DSwapChain9 *chain; |
| D3DCAPS9 caps; |
| Uint32 window_flags; |
| int w, h; |
| SDL_DisplayMode fullscreen_mode; |
| D3DMATRIX matrix; |
| |
| renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer)); |
| if (!renderer) { |
| SDL_OutOfMemory(); |
| return NULL; |
| } |
| |
| data = (D3D_RenderData *) SDL_calloc(1, sizeof(*data)); |
| if (!data) { |
| SDL_free(renderer); |
| SDL_OutOfMemory(); |
| return NULL; |
| } |
| |
| data->d3dDLL = SDL_LoadObject("D3D9.DLL"); |
| if (data->d3dDLL) { |
| IDirect3D9 *(WINAPI * D3DCreate) (UINT SDKVersion); |
| |
| D3DCreate = |
| (IDirect3D9 * (WINAPI *) (UINT)) SDL_LoadFunction(data->d3dDLL, |
| "Direct3DCreate9"); |
| if (D3DCreate) { |
| data->d3d = D3DCreate(D3D_SDK_VERSION); |
| } |
| if (!data->d3d) { |
| SDL_UnloadObject(data->d3dDLL); |
| data->d3dDLL = NULL; |
| } |
| } |
| if (!data->d3d) { |
| SDL_free(renderer); |
| SDL_free(data); |
| SDL_SetError("Unable to create Direct3D interface"); |
| return NULL; |
| } |
| |
| renderer->WindowEvent = D3D_WindowEvent; |
| renderer->CreateTexture = D3D_CreateTexture; |
| renderer->UpdateTexture = D3D_UpdateTexture; |
| renderer->LockTexture = D3D_LockTexture; |
| renderer->UnlockTexture = D3D_UnlockTexture; |
| renderer->UpdateViewport = D3D_UpdateViewport; |
| renderer->RenderClear = D3D_RenderClear; |
| renderer->RenderDrawPoints = D3D_RenderDrawPoints; |
| renderer->RenderDrawLines = D3D_RenderDrawLines; |
| renderer->RenderFillRects = D3D_RenderFillRects; |
| renderer->RenderCopy = D3D_RenderCopy; |
| renderer->RenderReadPixels = D3D_RenderReadPixels; |
| renderer->RenderPresent = D3D_RenderPresent; |
| renderer->DestroyTexture = D3D_DestroyTexture; |
| renderer->DestroyRenderer = D3D_DestroyRenderer; |
| renderer->info = D3D_RenderDriver.info; |
| renderer->driverdata = data; |
| |
| renderer->info.flags = SDL_RENDERER_ACCELERATED; |
| |
| SDL_VERSION(&windowinfo.version); |
| SDL_GetWindowWMInfo(window, &windowinfo); |
| |
| window_flags = SDL_GetWindowFlags(window); |
| SDL_GetWindowSize(window, &w, &h); |
| SDL_GetWindowDisplayMode(window, &fullscreen_mode); |
| |
| SDL_zero(pparams); |
| pparams.hDeviceWindow = windowinfo.info.win.window; |
| pparams.BackBufferWidth = w; |
| pparams.BackBufferHeight = h; |
| if (window_flags & SDL_WINDOW_FULLSCREEN) { |
| pparams.BackBufferFormat = |
| PixelFormatToD3DFMT(fullscreen_mode.format); |
| } else { |
| pparams.BackBufferFormat = D3DFMT_UNKNOWN; |
| } |
| pparams.BackBufferCount = 1; |
| pparams.SwapEffect = D3DSWAPEFFECT_DISCARD; |
| |
| if (window_flags & SDL_WINDOW_FULLSCREEN) { |
| pparams.Windowed = FALSE; |
| pparams.FullScreen_RefreshRateInHz = |
| fullscreen_mode.refresh_rate; |
| } else { |
| pparams.Windowed = TRUE; |
| pparams.FullScreen_RefreshRateInHz = 0; |
| } |
| if (flags & SDL_RENDERER_PRESENTVSYNC) { |
| pparams.PresentationInterval = D3DPRESENT_INTERVAL_ONE; |
| } else { |
| pparams.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE; |
| } |
| |
| /* FIXME: Which adapter? */ |
| data->adapter = D3DADAPTER_DEFAULT; |
| IDirect3D9_GetDeviceCaps(data->d3d, data->adapter, D3DDEVTYPE_HAL, &caps); |
| |
| result = IDirect3D9_CreateDevice(data->d3d, data->adapter, |
| D3DDEVTYPE_HAL, |
| pparams.hDeviceWindow, |
| (caps. |
| DevCaps & |
| D3DDEVCAPS_HWTRANSFORMANDLIGHT) ? |
| D3DCREATE_HARDWARE_VERTEXPROCESSING : |
| D3DCREATE_SOFTWARE_VERTEXPROCESSING, |
| &pparams, &data->device); |
| if (FAILED(result)) { |
| D3D_DestroyRenderer(renderer); |
| D3D_SetError("CreateDevice()", result); |
| return NULL; |
| } |
| data->beginScene = SDL_TRUE; |
| data->scaleMode = D3DTEXF_FORCE_DWORD; |
| |
| /* Get presentation parameters to fill info */ |
| result = IDirect3DDevice9_GetSwapChain(data->device, 0, &chain); |
| if (FAILED(result)) { |
| D3D_DestroyRenderer(renderer); |
| D3D_SetError("GetSwapChain()", result); |
| return NULL; |
| } |
| result = IDirect3DSwapChain9_GetPresentParameters(chain, &pparams); |
| if (FAILED(result)) { |
| IDirect3DSwapChain9_Release(chain); |
| D3D_DestroyRenderer(renderer); |
| D3D_SetError("GetPresentParameters()", result); |
| return NULL; |
| } |
| IDirect3DSwapChain9_Release(chain); |
| if (pparams.PresentationInterval == D3DPRESENT_INTERVAL_ONE) { |
| renderer->info.flags |= SDL_RENDERER_PRESENTVSYNC; |
| } |
| data->pparams = pparams; |
| |
| IDirect3DDevice9_GetDeviceCaps(data->device, &caps); |
| renderer->info.max_texture_width = caps.MaxTextureWidth; |
| renderer->info.max_texture_height = caps.MaxTextureHeight; |
| |
| /* Set up parameters for rendering */ |
| IDirect3DDevice9_SetVertexShader(data->device, NULL); |
| IDirect3DDevice9_SetFVF(data->device, |
| D3DFVF_XYZ | D3DFVF_DIFFUSE | D3DFVF_TEX1); |
| IDirect3DDevice9_SetRenderState(data->device, D3DRS_ZENABLE, D3DZB_FALSE); |
| IDirect3DDevice9_SetRenderState(data->device, D3DRS_CULLMODE, |
| D3DCULL_NONE); |
| IDirect3DDevice9_SetRenderState(data->device, D3DRS_LIGHTING, FALSE); |
| /* Enable color modulation by diffuse color */ |
| IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_COLOROP, |
| D3DTOP_MODULATE); |
| IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_COLORARG1, |
| D3DTA_TEXTURE); |
| IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_COLORARG2, |
| D3DTA_DIFFUSE); |
| /* Enable alpha modulation by diffuse alpha */ |
| IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_ALPHAOP, |
| D3DTOP_MODULATE); |
| IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_ALPHAARG1, |
| D3DTA_TEXTURE); |
| IDirect3DDevice9_SetTextureStageState(data->device, 0, D3DTSS_ALPHAARG2, |
| D3DTA_DIFFUSE); |
| /* Disable second texture stage, since we're done */ |
| IDirect3DDevice9_SetTextureStageState(data->device, 1, D3DTSS_COLOROP, |
| D3DTOP_DISABLE); |
| IDirect3DDevice9_SetTextureStageState(data->device, 1, D3DTSS_ALPHAOP, |
| D3DTOP_DISABLE); |
| |
| /* Set an identity world and view matrix */ |
| matrix.m[0][0] = 1.0f; |
| matrix.m[0][1] = 0.0f; |
| matrix.m[0][2] = 0.0f; |
| matrix.m[0][3] = 0.0f; |
| matrix.m[1][0] = 0.0f; |
| matrix.m[1][1] = 1.0f; |
| matrix.m[1][2] = 0.0f; |
| matrix.m[1][3] = 0.0f; |
| matrix.m[2][0] = 0.0f; |
| matrix.m[2][1] = 0.0f; |
| matrix.m[2][2] = 1.0f; |
| matrix.m[2][3] = 0.0f; |
| matrix.m[3][0] = 0.0f; |
| matrix.m[3][1] = 0.0f; |
| matrix.m[3][2] = 0.0f; |
| matrix.m[3][3] = 1.0f; |
| IDirect3DDevice9_SetTransform(data->device, D3DTS_WORLD, &matrix); |
| IDirect3DDevice9_SetTransform(data->device, D3DTS_VIEW, &matrix); |
| |
| return renderer; |
| } |
| |
| static void |
| D3D_WindowEvent(SDL_Renderer * renderer, const SDL_WindowEvent *event) |
| { |
| D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata; |
| |
| if (event->event == SDL_WINDOWEVENT_SIZE_CHANGED) { |
| data->updateSize = SDL_TRUE; |
| } |
| } |
| |
| static D3DTEXTUREFILTERTYPE |
| GetScaleQuality(void) |
| { |
| const char *hint = SDL_GetHint(SDL_HINT_RENDER_SCALE_QUALITY); |
| |
| if (!hint || *hint == '0' || SDL_strcasecmp(hint, "nearest") == 0) { |
| return D3DTEXF_POINT; |
| } else if (*hint == '1' || SDL_strcasecmp(hint, "linear") == 0) { |
| return D3DTEXF_LINEAR; |
| } else { |
| return D3DTEXF_ANISOTROPIC; |
| } |
| } |
| |
| static int |
| D3D_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture) |
| { |
| D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata; |
| SDL_Window *window = renderer->window; |
| D3DFORMAT display_format = renderdata->pparams.BackBufferFormat; |
| D3D_TextureData *data; |
| D3DPOOL pool; |
| DWORD usage; |
| HRESULT result; |
| |
| data = (D3D_TextureData *) SDL_calloc(1, sizeof(*data)); |
| if (!data) { |
| SDL_OutOfMemory(); |
| return -1; |
| } |
| data->scaleMode = GetScaleQuality(); |
| |
| texture->driverdata = data; |
| |
| #ifdef USE_DYNAMIC_TEXTURE |
| if (texture->access == SDL_TEXTUREACCESS_STREAMING) { |
| pool = D3DPOOL_DEFAULT; |
| usage = D3DUSAGE_DYNAMIC; |
| } else |
| #endif |
| { |
| pool = D3DPOOL_MANAGED; |
| usage = 0; |
| } |
| |
| result = |
| IDirect3DDevice9_CreateTexture(renderdata->device, texture->w, |
| texture->h, 1, usage, |
| PixelFormatToD3DFMT(texture->format), |
| pool, &data->texture, NULL); |
| if (FAILED(result)) { |
| D3D_SetError("CreateTexture()", result); |
| return -1; |
| } |
| |
| return 0; |
| } |
| |
| static int |
| D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture, |
| const SDL_Rect * rect, const void *pixels, int pitch) |
| { |
| D3D_TextureData *data = (D3D_TextureData *) texture->driverdata; |
| D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata; |
| RECT d3drect; |
| D3DLOCKED_RECT locked; |
| const Uint8 *src; |
| Uint8 *dst; |
| int row, length; |
| HRESULT result; |
| |
| #ifdef USE_DYNAMIC_TEXTURE |
| if (texture->access == SDL_TEXTUREACCESS_STREAMING && |
| rect->x == 0 && rect->y == 0 && |
| rect->w == texture->w && rect->h == texture->h) { |
| result = IDirect3DTexture9_LockRect(data->texture, 0, &locked, NULL, D3DLOCK_DISCARD); |
| } else |
| #endif |
| { |
| d3drect.left = rect->x; |
| d3drect.right = rect->x + rect->w; |
| d3drect.top = rect->y; |
| d3drect.bottom = rect->y + rect->h; |
| result = IDirect3DTexture9_LockRect(data->texture, 0, &locked, &d3drect, 0); |
| } |
| |
| if (FAILED(result)) { |
| D3D_SetError("LockRect()", result); |
| return -1; |
| } |
| |
| src = pixels; |
| dst = locked.pBits; |
| length = rect->w * SDL_BYTESPERPIXEL(texture->format); |
| if (length == pitch && length == locked.Pitch) { |
| SDL_memcpy(dst, src, length*rect->h); |
| } else { |
| for (row = 0; row < rect->h; ++row) { |
| SDL_memcpy(dst, src, length); |
| src += pitch; |
| dst += locked.Pitch; |
| } |
| } |
| IDirect3DTexture9_UnlockRect(data->texture, 0); |
| |
| return 0; |
| } |
| |
| static int |
| D3D_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture, |
| const SDL_Rect * rect, void **pixels, int *pitch) |
| { |
| D3D_TextureData *data = (D3D_TextureData *) texture->driverdata; |
| RECT d3drect; |
| D3DLOCKED_RECT locked; |
| HRESULT result; |
| |
| d3drect.left = rect->x; |
| d3drect.right = rect->x + rect->w; |
| d3drect.top = rect->y; |
| d3drect.bottom = rect->y + rect->h; |
| |
| result = IDirect3DTexture9_LockRect(data->texture, 0, &locked, &d3drect, 0); |
| if (FAILED(result)) { |
| D3D_SetError("LockRect()", result); |
| return -1; |
| } |
| *pixels = locked.pBits; |
| *pitch = locked.Pitch; |
| return 0; |
| } |
| |
| static void |
| D3D_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture) |
| { |
| D3D_TextureData *data = (D3D_TextureData *) texture->driverdata; |
| |
| IDirect3DTexture9_UnlockRect(data->texture, 0); |
| } |
| |
| static int |
| D3D_UpdateViewport(SDL_Renderer * renderer) |
| { |
| D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata; |
| D3DVIEWPORT9 viewport; |
| D3DMATRIX matrix; |
| |
| /* Set the viewport */ |
| viewport.X = renderer->viewport.x; |
| viewport.Y = renderer->viewport.y; |
| viewport.Width = renderer->viewport.w; |
| viewport.Height = renderer->viewport.h; |
| viewport.MinZ = 0.0f; |
| viewport.MaxZ = 1.0f; |
| IDirect3DDevice9_SetViewport(data->device, &viewport); |
| |
| /* Set an orthographic projection matrix */ |
| matrix.m[0][0] = 2.0f / renderer->viewport.w; |
| matrix.m[0][1] = 0.0f; |
| matrix.m[0][2] = 0.0f; |
| matrix.m[0][3] = 0.0f; |
| matrix.m[1][0] = 0.0f; |
| matrix.m[1][1] = -2.0f / renderer->viewport.h; |
| matrix.m[1][2] = 0.0f; |
| matrix.m[1][3] = 0.0f; |
| matrix.m[2][0] = 0.0f; |
| matrix.m[2][1] = 0.0f; |
| matrix.m[2][2] = 1.0f; |
| matrix.m[2][3] = 0.0f; |
| matrix.m[3][0] = -1.0f; |
| matrix.m[3][1] = 1.0f; |
| matrix.m[3][2] = 0.0f; |
| matrix.m[3][3] = 1.0f; |
| IDirect3DDevice9_SetTransform(data->device, D3DTS_PROJECTION, &matrix); |
| |
| return 0; |
| } |
| |
| static int |
| D3D_RenderClear(SDL_Renderer * renderer) |
| { |
| D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata; |
| DWORD color; |
| HRESULT result; |
| |
| if (D3D_ActivateRenderer(renderer) < 0) { |
| return -1; |
| } |
| |
| color = D3DCOLOR_ARGB(renderer->a, renderer->r, renderer->g, renderer->b); |
| |
| /* Don't reset the viewport if we don't have to! */ |
| if (!renderer->viewport.x && !renderer->viewport.y && |
| renderer->viewport.w == data->pparams.BackBufferWidth && |
| renderer->viewport.h == data->pparams.BackBufferHeight) { |
| result = IDirect3DDevice9_Clear(data->device, 0, NULL, D3DCLEAR_TARGET, color, 0.0f, 0); |
| } else { |
| D3DVIEWPORT9 viewport; |
| |
| /* Clear is defined to clear the entire render target */ |
| viewport.X = 0; |
| viewport.Y = 0; |
| viewport.Width = data->pparams.BackBufferWidth; |
| viewport.Height = data->pparams.BackBufferHeight; |
| viewport.MinZ = 0.0f; |
| viewport.MaxZ = 1.0f; |
| IDirect3DDevice9_SetViewport(data->device, &viewport); |
| |
| result = IDirect3DDevice9_Clear(data->device, 0, NULL, D3DCLEAR_TARGET, color, 0.0f, 0); |
| |
| /* Reset the viewport */ |
| viewport.X = renderer->viewport.x; |
| viewport.Y = renderer->viewport.y; |
| viewport.Width = renderer->viewport.w; |
| viewport.Height = renderer->viewport.h; |
| viewport.MinZ = 0.0f; |
| viewport.MaxZ = 1.0f; |
| IDirect3DDevice9_SetViewport(data->device, &viewport); |
| } |
| |
| if (FAILED(result)) { |
| D3D_SetError("Clear()", result); |
| return -1; |
| } |
| return 0; |
| } |
| |
| static void |
| D3D_SetBlendMode(D3D_RenderData * data, int blendMode) |
| { |
| switch (blendMode) { |
| case SDL_BLENDMODE_NONE: |
| IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE, |
| FALSE); |
| break; |
| case SDL_BLENDMODE_BLEND: |
| IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE, |
| TRUE); |
| IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLEND, |
| D3DBLEND_SRCALPHA); |
| IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND, |
| D3DBLEND_INVSRCALPHA); |
| break; |
| case SDL_BLENDMODE_ADD: |
| IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE, |
| TRUE); |
| IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLEND, |
| D3DBLEND_SRCALPHA); |
| IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND, |
| D3DBLEND_ONE); |
| break; |
| case SDL_BLENDMODE_MOD: |
| IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE, |
| TRUE); |
| IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLEND, |
| D3DBLEND_ZERO); |
| IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND, |
| D3DBLEND_SRCCOLOR); |
| break; |
| } |
| } |
| |
| static int |
| D3D_RenderDrawPoints(SDL_Renderer * renderer, const SDL_Point * points, |
| int count) |
| { |
| D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata; |
| DWORD color; |
| Vertex *vertices; |
| int i; |
| HRESULT result; |
| |
| if (D3D_ActivateRenderer(renderer) < 0) { |
| return -1; |
| } |
| |
| D3D_SetBlendMode(data, renderer->blendMode); |
| |
| result = |
| IDirect3DDevice9_SetTexture(data->device, 0, |
| (IDirect3DBaseTexture9 *) 0); |
| if (FAILED(result)) { |
| D3D_SetError("SetTexture()", result); |
| return -1; |
| } |
| |
| color = D3DCOLOR_ARGB(renderer->a, renderer->r, renderer->g, renderer->b); |
| |
| vertices = SDL_stack_alloc(Vertex, count); |
| for (i = 0; i < count; ++i) { |
| vertices[i].x = (float) points[i].x; |
| vertices[i].y = (float) points[i].y; |
| vertices[i].z = 0.0f; |
| vertices[i].color = color; |
| vertices[i].u = 0.0f; |
| vertices[i].v = 0.0f; |
| } |
| result = |
| IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_POINTLIST, count, |
| vertices, sizeof(*vertices)); |
| SDL_stack_free(vertices); |
| if (FAILED(result)) { |
| D3D_SetError("DrawPrimitiveUP()", result); |
| return -1; |
| } |
| return 0; |
| } |
| |
| static int |
| D3D_RenderDrawLines(SDL_Renderer * renderer, const SDL_Point * points, |
| int count) |
| { |
| D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata; |
| DWORD color; |
| Vertex *vertices; |
| int i; |
| HRESULT result; |
| |
| if (D3D_ActivateRenderer(renderer) < 0) { |
| return -1; |
| } |
| |
| D3D_SetBlendMode(data, renderer->blendMode); |
| |
| result = |
| IDirect3DDevice9_SetTexture(data->device, 0, |
| (IDirect3DBaseTexture9 *) 0); |
| if (FAILED(result)) { |
| D3D_SetError("SetTexture()", result); |
| return -1; |
| } |
| |
| color = D3DCOLOR_ARGB(renderer->a, renderer->r, renderer->g, renderer->b); |
| |
| vertices = SDL_stack_alloc(Vertex, count); |
| for (i = 0; i < count; ++i) { |
| vertices[i].x = (float) points[i].x; |
| vertices[i].y = (float) points[i].y; |
| vertices[i].z = 0.0f; |
| vertices[i].color = color; |
| vertices[i].u = 0.0f; |
| vertices[i].v = 0.0f; |
| } |
| result = |
| IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_LINESTRIP, count-1, |
| vertices, sizeof(*vertices)); |
| |
| /* DirectX 9 has the same line rasterization semantics as GDI, |
| so we need to close the endpoint of the line */ |
| if (points[0].x != points[count-1].x || points[0].y != points[count-1].y) { |
| vertices[0].x = (float) points[count-1].x; |
| vertices[0].y = (float) points[count-1].y; |
| result = IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_POINTLIST, 1, vertices, sizeof(*vertices)); |
| } |
| |
| SDL_stack_free(vertices); |
| if (FAILED(result)) { |
| D3D_SetError("DrawPrimitiveUP()", result); |
| return -1; |
| } |
| return 0; |
| } |
| |
| static int |
| D3D_RenderFillRects(SDL_Renderer * renderer, const SDL_Rect * rects, |
| int count) |
| { |
| D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata; |
| DWORD color; |
| int i; |
| float minx, miny, maxx, maxy; |
| Vertex vertices[4]; |
| HRESULT result; |
| |
| if (D3D_ActivateRenderer(renderer) < 0) { |
| return -1; |
| } |
| |
| D3D_SetBlendMode(data, renderer->blendMode); |
| |
| result = |
| IDirect3DDevice9_SetTexture(data->device, 0, |
| (IDirect3DBaseTexture9 *) 0); |
| if (FAILED(result)) { |
| D3D_SetError("SetTexture()", result); |
| return -1; |
| } |
| |
| color = D3DCOLOR_ARGB(renderer->a, renderer->r, renderer->g, renderer->b); |
| |
| for (i = 0; i < count; ++i) { |
| const SDL_Rect *rect = &rects[i]; |
| |
| minx = (float) rect->x; |
| miny = (float) rect->y; |
| maxx = (float) rect->x + rect->w; |
| maxy = (float) rect->y + rect->h; |
| |
| vertices[0].x = minx; |
| vertices[0].y = miny; |
| vertices[0].z = 0.0f; |
| vertices[0].color = color; |
| vertices[0].u = 0.0f; |
| vertices[0].v = 0.0f; |
| |
| vertices[1].x = maxx; |
| vertices[1].y = miny; |
| vertices[1].z = 0.0f; |
| vertices[1].color = color; |
| vertices[1].u = 0.0f; |
| vertices[1].v = 0.0f; |
| |
| vertices[2].x = maxx; |
| vertices[2].y = maxy; |
| vertices[2].z = 0.0f; |
| vertices[2].color = color; |
| vertices[2].u = 0.0f; |
| vertices[2].v = 0.0f; |
| |
| vertices[3].x = minx; |
| vertices[3].y = maxy; |
| vertices[3].z = 0.0f; |
| vertices[3].color = color; |
| vertices[3].u = 0.0f; |
| vertices[3].v = 0.0f; |
| |
| result = |
| IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_TRIANGLEFAN, |
| 2, vertices, sizeof(*vertices)); |
| if (FAILED(result)) { |
| D3D_SetError("DrawPrimitiveUP()", result); |
| return -1; |
| } |
| } |
| return 0; |
| } |
| |
| static int |
| D3D_RenderCopy(SDL_Renderer * renderer, SDL_Texture * texture, |
| const SDL_Rect * srcrect, const SDL_Rect * dstrect) |
| { |
| D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata; |
| D3D_TextureData *texturedata = (D3D_TextureData *) texture->driverdata; |
| LPDIRECT3DPIXELSHADER9 shader = NULL; |
| float minx, miny, maxx, maxy; |
| float minu, maxu, minv, maxv; |
| DWORD color; |
| Vertex vertices[4]; |
| HRESULT result; |
| |
| if (D3D_ActivateRenderer(renderer) < 0) { |
| return -1; |
| } |
| |
| minx = (float) dstrect->x - 0.5f; |
| miny = (float) dstrect->y - 0.5f; |
| maxx = (float) dstrect->x + dstrect->w - 0.5f; |
| maxy = (float) dstrect->y + dstrect->h - 0.5f; |
| |
| minu = (float) srcrect->x / texture->w; |
| maxu = (float) (srcrect->x + srcrect->w) / texture->w; |
| minv = (float) srcrect->y / texture->h; |
| maxv = (float) (srcrect->y + srcrect->h) / texture->h; |
| |
| color = D3DCOLOR_ARGB(texture->a, texture->r, texture->g, texture->b); |
| |
| vertices[0].x = minx; |
| vertices[0].y = miny; |
| vertices[0].z = 0.0f; |
| vertices[0].color = color; |
| vertices[0].u = minu; |
| vertices[0].v = minv; |
| |
| vertices[1].x = maxx; |
| vertices[1].y = miny; |
| vertices[1].z = 0.0f; |
| vertices[1].color = color; |
| vertices[1].u = maxu; |
| vertices[1].v = minv; |
| |
| vertices[2].x = maxx; |
| vertices[2].y = maxy; |
| vertices[2].z = 0.0f; |
| vertices[2].color = color; |
| vertices[2].u = maxu; |
| vertices[2].v = maxv; |
| |
| vertices[3].x = minx; |
| vertices[3].y = maxy; |
| vertices[3].z = 0.0f; |
| vertices[3].color = color; |
| vertices[3].u = minu; |
| vertices[3].v = maxv; |
| |
| D3D_SetBlendMode(data, texture->blendMode); |
| |
| if (texturedata->scaleMode != data->scaleMode) { |
| IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MINFILTER, |
| texturedata->scaleMode); |
| IDirect3DDevice9_SetSamplerState(data->device, 0, D3DSAMP_MAGFILTER, |
| texturedata->scaleMode); |
| data->scaleMode = texturedata->scaleMode; |
| } |
| |
| result = |
| IDirect3DDevice9_SetTexture(data->device, 0, (IDirect3DBaseTexture9 *) |
| texturedata->texture); |
| if (FAILED(result)) { |
| D3D_SetError("SetTexture()", result); |
| return -1; |
| } |
| if (shader) { |
| result = IDirect3DDevice9_SetPixelShader(data->device, shader); |
| if (FAILED(result)) { |
| D3D_SetError("SetShader()", result); |
| return -1; |
| } |
| } |
| result = |
| IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_TRIANGLEFAN, 2, |
| vertices, sizeof(*vertices)); |
| if (FAILED(result)) { |
| D3D_SetError("DrawPrimitiveUP()", result); |
| return -1; |
| } |
| if (shader) { |
| result = IDirect3DDevice9_SetPixelShader(data->device, NULL); |
| if (FAILED(result)) { |
| D3D_SetError("SetShader()", result); |
| return -1; |
| } |
| } |
| return 0; |
| } |
| |
| static int |
| D3D_RenderReadPixels(SDL_Renderer * renderer, const SDL_Rect * rect, |
| Uint32 format, void * pixels, int pitch) |
| { |
| D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata; |
| D3DSURFACE_DESC desc; |
| LPDIRECT3DSURFACE9 backBuffer; |
| LPDIRECT3DSURFACE9 surface; |
| RECT d3drect; |
| D3DLOCKED_RECT locked; |
| HRESULT result; |
| |
| result = IDirect3DDevice9_GetBackBuffer(data->device, 0, 0, D3DBACKBUFFER_TYPE_MONO, &backBuffer); |
| if (FAILED(result)) { |
| D3D_SetError("GetBackBuffer()", result); |
| return -1; |
| } |
| |
| result = IDirect3DSurface9_GetDesc(backBuffer, &desc); |
| if (FAILED(result)) { |
| D3D_SetError("GetDesc()", result); |
| IDirect3DSurface9_Release(backBuffer); |
| return -1; |
| } |
| |
| result = IDirect3DDevice9_CreateOffscreenPlainSurface(data->device, desc.Width, desc.Height, desc.Format, D3DPOOL_SYSTEMMEM, &surface, NULL); |
| if (FAILED(result)) { |
| D3D_SetError("CreateOffscreenPlainSurface()", result); |
| IDirect3DSurface9_Release(backBuffer); |
| return -1; |
| } |
| |
| result = IDirect3DDevice9_GetRenderTargetData(data->device, backBuffer, surface); |
| if (FAILED(result)) { |
| D3D_SetError("GetRenderTargetData()", result); |
| IDirect3DSurface9_Release(surface); |
| IDirect3DSurface9_Release(backBuffer); |
| return -1; |
| } |
| |
| d3drect.left = rect->x; |
| d3drect.right = rect->x + rect->w; |
| d3drect.top = rect->y; |
| d3drect.bottom = rect->y + rect->h; |
| |
| result = IDirect3DSurface9_LockRect(surface, &locked, &d3drect, D3DLOCK_READONLY); |
| if (FAILED(result)) { |
| D3D_SetError("LockRect()", result); |
| IDirect3DSurface9_Release(surface); |
| IDirect3DSurface9_Release(backBuffer); |
| return -1; |
| } |
| |
| SDL_ConvertPixels(rect->w, rect->h, |
| D3DFMTToPixelFormat(desc.Format), locked.pBits, locked.Pitch, |
| format, pixels, pitch); |
| |
| IDirect3DSurface9_UnlockRect(surface); |
| |
| IDirect3DSurface9_Release(surface); |
| IDirect3DSurface9_Release(backBuffer); |
| |
| return 0; |
| } |
| |
| static void |
| D3D_RenderPresent(SDL_Renderer * renderer) |
| { |
| D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata; |
| HRESULT result; |
| |
| if (!data->beginScene) { |
| IDirect3DDevice9_EndScene(data->device); |
| data->beginScene = SDL_TRUE; |
| } |
| |
| result = IDirect3DDevice9_TestCooperativeLevel(data->device); |
| if (result == D3DERR_DEVICELOST) { |
| /* We'll reset later */ |
| return; |
| } |
| if (result == D3DERR_DEVICENOTRESET) { |
| D3D_Reset(renderer); |
| } |
| result = IDirect3DDevice9_Present(data->device, NULL, NULL, NULL, NULL); |
| if (FAILED(result)) { |
| D3D_SetError("Present()", result); |
| } |
| } |
| |
| static void |
| D3D_DestroyTexture(SDL_Renderer * renderer, SDL_Texture * texture) |
| { |
| D3D_TextureData *data = (D3D_TextureData *) texture->driverdata; |
| |
| if (!data) { |
| return; |
| } |
| if (data->texture) { |
| IDirect3DTexture9_Release(data->texture); |
| } |
| SDL_free(data); |
| texture->driverdata = NULL; |
| } |
| |
| static void |
| D3D_DestroyRenderer(SDL_Renderer * renderer) |
| { |
| D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata; |
| |
| if (data) { |
| if (data->device) { |
| IDirect3DDevice9_Release(data->device); |
| } |
| if (data->d3d) { |
| IDirect3D9_Release(data->d3d); |
| SDL_UnloadObject(data->d3dDLL); |
| } |
| SDL_free(data); |
| } |
| SDL_free(renderer); |
| } |
| |
| #endif /* SDL_VIDEO_RENDER_D3D && !SDL_RENDER_DISABLED */ |
| |
| /* vi: set ts=4 sw=4 expandtab: */ |
