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SDL_d3drender.c
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/*
SDL - Simple DirectMedia Layer
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Copyright (C) 1997-2010 Sam Lantinga
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This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
#if SDL_VIDEO_RENDER_D3D
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#include "SDL_windowsvideo.h"
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#include "../SDL_yuv_sw_c.h"
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#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 */
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/* Direct3D renderer implementation */
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#if 1 /* This takes more memory but you won't lose your texture data */
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#define D3DPOOL_SDL D3DPOOL_MANAGED
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#define SDL_MEMORY_POOL_MANAGED
#else
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#define D3DPOOL_SDL D3DPOOL_DEFAULT
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#define SDL_MEMORY_POOL_DEFAULT
#endif
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static SDL_Renderer *D3D_CreateRenderer(SDL_Window * window, Uint32 flags);
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static int D3D_DisplayModeChanged(SDL_Renderer * renderer);
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static int D3D_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture);
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static int D3D_QueryTexturePixels(SDL_Renderer * renderer,
SDL_Texture * texture, void **pixels,
int *pitch);
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static int D3D_SetTexturePalette(SDL_Renderer * renderer,
SDL_Texture * texture,
const SDL_Color * colors, int firstcolor,
int ncolors);
static int D3D_GetTexturePalette(SDL_Renderer * renderer,
SDL_Texture * texture, SDL_Color * colors,
int firstcolor, int ncolors);
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, int markDirty,
void **pixels, int *pitch);
static void D3D_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture);
static void D3D_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture,
int numrects, const SDL_Rect * rects);
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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_RenderDrawRects(SDL_Renderer * renderer,
const SDL_Rect ** rects, int count);
static int D3D_RenderFillRects(SDL_Renderer * renderer,
const SDL_Rect ** 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_Rect * dstrect);
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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);
static int D3D_RenderWritePixels(SDL_Renderer * renderer, const SDL_Rect * rect,
Uint32 format, const void * pixels, int pitch);
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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,
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{
"d3d",
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(SDL_RENDERER_PRESENTVSYNC | SDL_RENDERER_ACCELERATED),
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0,
{0},
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0,
0}
};
typedef struct
{
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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 beginScene;
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} D3D_RenderData;
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typedef struct
{
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SDL_SW_YUVTexture *yuv;
Uint32 format;
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IDirect3DTexture9 *texture;
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} D3D_TextureData;
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typedef struct
{
float x, y, z;
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float rhw;
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DWORD color;
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float u, v;
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} Vertex;
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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);
}
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static D3DFORMAT
PixelFormatToD3DFMT(Uint32 format)
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{
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switch (format) {
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case SDL_PIXELFORMAT_INDEX8:
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return D3DFMT_P8;
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case SDL_PIXELFORMAT_RGB332:
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return D3DFMT_R3G3B2;
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case SDL_PIXELFORMAT_RGB444:
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return D3DFMT_X4R4G4B4;
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case SDL_PIXELFORMAT_RGB555:
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return D3DFMT_X1R5G5B5;
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case SDL_PIXELFORMAT_ARGB4444:
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return D3DFMT_A4R4G4B4;
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case SDL_PIXELFORMAT_ARGB1555:
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return D3DFMT_A1R5G5B5;
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case SDL_PIXELFORMAT_RGB565:
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return D3DFMT_R5G6B5;
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case SDL_PIXELFORMAT_RGB888:
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return D3DFMT_X8R8G8B8;
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case SDL_PIXELFORMAT_ARGB8888:
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return D3DFMT_A8R8G8B8;
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case SDL_PIXELFORMAT_ARGB2101010:
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return D3DFMT_A2R10G10B10;
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case SDL_PIXELFORMAT_YV12:
return MAKEFOURCC('Y','V','1','2');
case SDL_PIXELFORMAT_IYUV:
return MAKEFOURCC('I','4','2','0');
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case SDL_PIXELFORMAT_UYVY:
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return D3DFMT_UYVY;
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case SDL_PIXELFORMAT_YUY2:
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return D3DFMT_YUY2;
default:
return D3DFMT_UNKNOWN;
}
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}
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static UINT D3D_FindAdapter(IDirect3D9 * d3d, SDL_VideoDisplay * display)
{
SDL_DisplayData *displaydata = (SDL_DisplayData *) display->driverdata;
UINT adapter, count;
count = IDirect3D9_GetAdapterCount(d3d);
for (adapter = 0; adapter < count; ++adapter) {
HRESULT result;
D3DADAPTER_IDENTIFIER9 info;
char *name;
result = IDirect3D9_GetAdapterIdentifier(d3d, adapter, 0, &info);
if (FAILED(result)) {
continue;
}
name = WIN_StringToUTF8(displaydata->DeviceName);
if (SDL_strcmp(name, info.DeviceName) == 0) {
SDL_free(name);
return adapter;
}
SDL_free(name);
}
/* This should never happen, but just in case... */
return D3DADAPTER_DEFAULT;
}
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static SDL_bool
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D3D_IsTextureFormatAvailable(IDirect3D9 * d3d, UINT adapter,
Uint32 display_format,
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Uint32 texture_format)
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{
HRESULT result;
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result = IDirect3D9_CheckDeviceFormat(d3d, adapter,
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D3DDEVTYPE_HAL,
PixelFormatToD3DFMT(display_format),
0,
D3DRTYPE_TEXTURE,
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PixelFormatToD3DFMT
(texture_format));
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return FAILED(result) ? SDL_FALSE : SDL_TRUE;
}
static void
UpdateYUVTextureData(SDL_Texture * texture)
{
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
SDL_Rect rect;
RECT d3drect;
D3DLOCKED_RECT locked;
HRESULT result;
d3drect.left = 0;
d3drect.right = texture->w;
d3drect.top = 0;
d3drect.bottom = texture->h;
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result =
IDirect3DTexture9_LockRect(data->texture, 0, &locked, &d3drect, 0);
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if (FAILED(result)) {
return;
}
rect.x = 0;
rect.y = 0;
rect.w = texture->w;
rect.h = texture->h;
SDL_SW_CopyYUVToRGB(data->yuv, &rect, data->format, texture->w,
texture->h, locked.pBits, locked.Pitch);
IDirect3DTexture9_UnlockRect(data->texture, 0);
}
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void
D3D_AddRenderDriver(_THIS)
{
SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
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SDL_RendererInfo *info = &D3D_RenderDriver.info;
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if (data->d3d) {
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int i, j;
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int formats[] = {
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SDL_PIXELFORMAT_INDEX8,
SDL_PIXELFORMAT_RGB332,
SDL_PIXELFORMAT_RGB444,
SDL_PIXELFORMAT_RGB555,
SDL_PIXELFORMAT_ARGB4444,
SDL_PIXELFORMAT_ARGB1555,
SDL_PIXELFORMAT_RGB565,
SDL_PIXELFORMAT_RGB888,
SDL_PIXELFORMAT_ARGB8888,
SDL_PIXELFORMAT_ARGB2101010,
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};
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for (i = 0; i < _this->num_displays; ++i) {
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SDL_VideoDisplay *display = &_this->displays[i];
SDL_DisplayMode *mode = &display->desktop_mode;
UINT adapter = D3D_FindAdapter(data->d3d, display);
/* Get the matching D3D adapter for this display */
info->num_texture_formats = 0;
for (j = 0; j < SDL_arraysize(formats); ++j) {
if (D3D_IsTextureFormatAvailable
(data->d3d, adapter, mode->format, formats[j])) {
info->texture_formats[info->num_texture_formats++] =
formats[j];
}
}
info->texture_formats[info->num_texture_formats++] =
SDL_PIXELFORMAT_YV12;
info->texture_formats[info->num_texture_formats++] =
SDL_PIXELFORMAT_IYUV;
info->texture_formats[info->num_texture_formats++] =
SDL_PIXELFORMAT_YUY2;
info->texture_formats[info->num_texture_formats++] =
SDL_PIXELFORMAT_UYVY;
info->texture_formats[info->num_texture_formats++] =
SDL_PIXELFORMAT_YVYU;
SDL_AddRenderDriver(display, &D3D_RenderDriver);
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}
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}
}
SDL_Renderer *
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D3D_CreateRenderer(SDL_Window * window, Uint32 flags)
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{
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SDL_VideoDisplay *display = window->display;
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SDL_VideoData *videodata = (SDL_VideoData *) display->device->driverdata;
SDL_WindowData *windowdata = (SDL_WindowData *) window->driverdata;
SDL_Renderer *renderer;
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D3D_RenderData *data;
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HRESULT result;
D3DPRESENT_PARAMETERS pparams;
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IDirect3DSwapChain9 *chain;
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D3DCAPS9 caps;
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renderer = (SDL_Renderer *) SDL_calloc(1, sizeof(*renderer));
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if (!renderer) {
SDL_OutOfMemory();
return NULL;
}
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data = (D3D_RenderData *) SDL_calloc(1, sizeof(*data));
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if (!data) {
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D3D_DestroyRenderer(renderer);
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SDL_OutOfMemory();
return NULL;
}
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data->d3d = videodata->d3d;
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videodata->render = RENDER_D3D;
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renderer->DisplayModeChanged = D3D_DisplayModeChanged;
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renderer->CreateTexture = D3D_CreateTexture;
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renderer->QueryTexturePixels = D3D_QueryTexturePixels;
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renderer->SetTexturePalette = D3D_SetTexturePalette;
renderer->GetTexturePalette = D3D_GetTexturePalette;
renderer->UpdateTexture = D3D_UpdateTexture;
renderer->LockTexture = D3D_LockTexture;
renderer->UnlockTexture = D3D_UnlockTexture;
renderer->DirtyTexture = D3D_DirtyTexture;
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renderer->RenderDrawPoints = D3D_RenderDrawPoints;
renderer->RenderDrawLines = D3D_RenderDrawLines;
renderer->RenderDrawRects = D3D_RenderDrawRects;
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renderer->RenderFillRects = D3D_RenderFillRects;
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renderer->RenderCopy = D3D_RenderCopy;
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renderer->RenderReadPixels = D3D_RenderReadPixels;
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renderer->RenderWritePixels = D3D_RenderWritePixels;
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renderer->RenderPresent = D3D_RenderPresent;
renderer->DestroyTexture = D3D_DestroyTexture;
renderer->DestroyRenderer = D3D_DestroyRenderer;
renderer->info = D3D_RenderDriver.info;
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renderer->window = window;
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renderer->driverdata = data;
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renderer->info.flags = SDL_RENDERER_ACCELERATED;
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SDL_zero(pparams);
pparams.BackBufferWidth = window->w;
pparams.BackBufferHeight = window->h;
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if (window->flags & SDL_WINDOW_FULLSCREEN) {
pparams.BackBufferFormat =
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PixelFormatToD3DFMT(window->fullscreen_mode.format);
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} else {
pparams.BackBufferFormat = D3DFMT_UNKNOWN;
}
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pparams.BackBufferCount = 1;
pparams.SwapEffect = D3DSWAPEFFECT_DISCARD;
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if (window->flags & SDL_WINDOW_FULLSCREEN) {
pparams.Windowed = FALSE;
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pparams.FullScreen_RefreshRateInHz =
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window->fullscreen_mode.refresh_rate;
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} else {
pparams.Windowed = TRUE;
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pparams.FullScreen_RefreshRateInHz = 0;
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}
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if (flags & SDL_RENDERER_PRESENTVSYNC) {
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pparams.PresentationInterval = D3DPRESENT_INTERVAL_ONE;
} else {
pparams.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE;
}
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data->adapter = D3D_FindAdapter(videodata->d3d, display);
IDirect3D9_GetDeviceCaps(videodata->d3d, data->adapter,
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D3DDEVTYPE_HAL, &caps);
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result = IDirect3D9_CreateDevice(videodata->d3d, data->adapter,
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D3DDEVTYPE_HAL,
windowdata->hwnd,
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(caps.
DevCaps &
D3DDEVCAPS_HWTRANSFORMANDLIGHT) ?
D3DCREATE_HARDWARE_VERTEXPROCESSING :
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D3DCREATE_SOFTWARE_VERTEXPROCESSING,
&pparams, &data->device);
if (FAILED(result)) {
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D3D_DestroyRenderer(renderer);
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D3D_SetError("CreateDevice()", result);
return NULL;
}
data->beginScene = SDL_TRUE;
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/* Get presentation parameters to fill info */
result = IDirect3DDevice9_GetSwapChain(data->device, 0, &chain);
if (FAILED(result)) {
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D3D_DestroyRenderer(renderer);
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D3D_SetError("GetSwapChain()", result);
return NULL;
}
result = IDirect3DSwapChain9_GetPresentParameters(chain, &pparams);
if (FAILED(result)) {
IDirect3DSwapChain9_Release(chain);
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D3D_DestroyRenderer(renderer);
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D3D_SetError("GetPresentParameters()", result);
return NULL;
}
IDirect3DSwapChain9_Release(chain);
if (pparams.PresentationInterval == D3DPRESENT_INTERVAL_ONE) {
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renderer->info.flags |= SDL_RENDERER_PRESENTVSYNC;
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}
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data->pparams = pparams;
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IDirect3DDevice9_GetDeviceCaps(data->device, &caps);
renderer->info.max_texture_width = caps.MaxTextureWidth;
renderer->info.max_texture_height = caps.MaxTextureHeight;
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/* Set up parameters for rendering */
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IDirect3DDevice9_SetVertexShader(data->device, NULL);
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IDirect3DDevice9_SetFVF(data->device,
D3DFVF_XYZRHW | D3DFVF_DIFFUSE | D3DFVF_TEX1);
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IDirect3DDevice9_SetRenderState(data->device, D3DRS_ZENABLE, D3DZB_FALSE);
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IDirect3DDevice9_SetRenderState(data->device, D3DRS_CULLMODE,
D3DCULL_NONE);
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IDirect3DDevice9_SetRenderState(data->device, D3DRS_LIGHTING, FALSE);
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/* 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);
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/* 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);
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return renderer;
}
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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);
581
582
IDirect3DDevice9_SetFVF(data->device,
D3DFVF_XYZRHW | D3DFVF_DIFFUSE | D3DFVF_TEX1);
583
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588
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591
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IDirect3DDevice9_SetRenderState(data->device, D3DRS_CULLMODE,
D3DCULL_NONE);
IDirect3DDevice9_SetRenderState(data->device, D3DRS_LIGHTING, FALSE);
return 0;
}
static int
D3D_DisplayModeChanged(SDL_Renderer * renderer)
{
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
593
594
SDL_Window *window = renderer->window;
SDL_VideoDisplay *display = window->display;
595
596
597
598
599
data->pparams.BackBufferWidth = window->w;
data->pparams.BackBufferHeight = window->h;
if (window->flags & SDL_WINDOW_FULLSCREEN) {
data->pparams.BackBufferFormat =
600
PixelFormatToD3DFMT(window->fullscreen_mode.format);
601
602
603
604
605
606
} else {
data->pparams.BackBufferFormat = D3DFMT_UNKNOWN;
}
return D3D_Reset(renderer);
}
607
static int
608
D3D_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
609
{
610
D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata;
611
612
SDL_Window *window = renderer->window;
SDL_VideoDisplay *display = window->display;
613
Uint32 display_format = display->current_mode.format;
614
D3D_TextureData *data;
615
HRESULT result;
616
617
data = (D3D_TextureData *) SDL_calloc(1, sizeof(*data));
618
619
620
621
622
623
624
if (!data) {
SDL_OutOfMemory();
return -1;
}
texture->driverdata = data;
625
626
if (SDL_ISPIXELFORMAT_FOURCC(texture->format) &&
(texture->format != SDL_PIXELFORMAT_YUY2 ||
627
628
!D3D_IsTextureFormatAvailable(renderdata->d3d, renderdata->adapter,
display_format, texture->format))
629
&& (texture->format != SDL_PIXELFORMAT_YVYU
630
631
|| !D3D_IsTextureFormatAvailable(renderdata->d3d, renderdata->adapter,
display_format, texture->format))) {
632
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634
635
636
637
638
639
640
641
data->yuv =
SDL_SW_CreateYUVTexture(texture->format, texture->w, texture->h);
if (!data->yuv) {
return -1;
}
data->format = display->current_mode.format;
} else {
data->format = texture->format;
}
642
643
644
result =
IDirect3DDevice9_CreateTexture(renderdata->device, texture->w,
texture->h, 1, 0,
645
PixelFormatToD3DFMT(data->format),
646
D3DPOOL_SDL, &data->texture, NULL);
647
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649
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652
if (FAILED(result)) {
D3D_SetError("CreateTexture()", result);
return -1;
}
return 0;
653
654
}
655
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657
658
659
660
661
662
663
664
665
666
667
668
static int
D3D_QueryTexturePixels(SDL_Renderer * renderer, SDL_Texture * texture,
void **pixels, int *pitch)
{
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
if (data->yuv) {
return SDL_SW_QueryYUVTexturePixels(data->yuv, pixels, pitch);
} else {
/* D3D textures don't have their pixels hanging out */
return -1;
}
}
669
static int
670
671
D3D_SetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Color * colors, int firstcolor, int ncolors)
672
{
673
674
D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata;
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
675
676
return 0;
677
678
679
}
static int
680
681
D3D_GetTexturePalette(SDL_Renderer * renderer, SDL_Texture * texture,
SDL_Color * colors, int firstcolor, int ncolors)
682
{
683
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
684
685
return 0;
686
687
688
}
static int
689
690
D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * rect, const void *pixels, int pitch)
691
{
692
693
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
D3D_RenderData *renderdata = (D3D_RenderData *) renderer->driverdata;
694
695
696
697
698
699
700
701
702
703
704
705
706
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708
709
if (data->yuv) {
if (SDL_SW_UpdateYUVTexture(data->yuv, rect, pixels, pitch) < 0) {
return -1;
}
UpdateYUVTextureData(texture);
return 0;
} else {
#ifdef SDL_MEMORY_POOL_DEFAULT
IDirect3DTexture9 *temp;
RECT d3drect;
D3DLOCKED_RECT locked;
const Uint8 *src;
Uint8 *dst;
int row, length;
HRESULT result;
710
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712
713
result =
IDirect3DDevice9_CreateTexture(renderdata->device, texture->w,
texture->h, 1, 0,
714
715
PixelFormatToD3DFMT(texture->
format),
716
717
718
719
720
D3DPOOL_SYSTEMMEM, &temp, NULL);
if (FAILED(result)) {
D3D_SetError("CreateTexture()", result);
return -1;
}
721
722
723
724
725
d3drect.left = rect->x;
d3drect.right = rect->x + rect->w;
d3drect.top = rect->y;
d3drect.bottom = rect->y + rect->h;
726
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728
729
730
731
732
result = IDirect3DTexture9_LockRect(temp, 0, &locked, &d3drect, 0);
if (FAILED(result)) {
IDirect3DTexture9_Release(temp);
D3D_SetError("LockRect()", result);
return -1;
}
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
src = pixels;
dst = locked.pBits;
length = rect->w * SDL_BYTESPERPIXEL(texture->format);
for (row = 0; row < rect->h; ++row) {
SDL_memcpy(dst, src, length);
src += pitch;
dst += locked.Pitch;
}
IDirect3DTexture9_UnlockRect(temp, 0);
result =
IDirect3DDevice9_UpdateTexture(renderdata->device,
(IDirect3DBaseTexture9 *) temp,
(IDirect3DBaseTexture9 *)
data->texture);
IDirect3DTexture9_Release(temp);
if (FAILED(result)) {
D3D_SetError("UpdateTexture()", result);
return -1;
}
754
#else
755
756
757
758
759
760
RECT d3drect;
D3DLOCKED_RECT locked;
const Uint8 *src;
Uint8 *dst;
int row, length;
HRESULT result;
761
762
763
764
765
d3drect.left = rect->x;
d3drect.right = rect->x + rect->w;
d3drect.top = rect->y;
d3drect.bottom = rect->y + rect->h;
766
767
result =
768
769
IDirect3DTexture9_LockRect(data->texture, 0, &locked, &d3drect,
0);
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
if (FAILED(result)) {
D3D_SetError("LockRect()", result);
return -1;
}
src = pixels;
dst = locked.pBits;
length = rect->w * SDL_BYTESPERPIXEL(texture->format);
for (row = 0; row < rect->h; ++row) {
SDL_memcpy(dst, src, length);
src += pitch;
dst += locked.Pitch;
}
IDirect3DTexture9_UnlockRect(data->texture, 0);
#endif // SDL_MEMORY_POOL_DEFAULT
785
786
return 0;
787
788
}
}
789
790
static int
791
792
793
D3D_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * rect, int markDirty, void **pixels,
int *pitch)
794
{
795
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
796
797
798
799
800
801
802
803
if (data->yuv) {
return SDL_SW_LockYUVTexture(data->yuv, rect, markDirty, pixels,
pitch);
} else {
RECT d3drect;
D3DLOCKED_RECT locked;
HRESULT result;
804
805
806
807
808
809
810
811
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,
812
813
markDirty ? 0 :
D3DLOCK_NO_DIRTY_UPDATE);
814
815
816
817
818
819
820
if (FAILED(result)) {
D3D_SetError("LockRect()", result);
return -1;
}
*pixels = locked.pBits;
*pitch = locked.Pitch;
return 0;
821
822
823
824
}
}
static void
825
D3D_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture)
826
{
827
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
828
829
830
831
832
833
834
if (data->yuv) {
SDL_SW_UnlockYUVTexture(data->yuv);
UpdateYUVTextureData(texture);
} else {
IDirect3DTexture9_UnlockRect(data->texture, 0);
}
835
836
837
}
static void
838
839
D3D_DirtyTexture(SDL_Renderer * renderer, SDL_Texture * texture, int numrects,
const SDL_Rect * rects)
840
{
841
D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
842
843
844
845
846
847
848
849
850
851
852
853
854
RECT d3drect;
int i;
for (i = 0; i < numrects; ++i) {
const SDL_Rect *rect = &rects[i];
d3drect.left = rect->x;
d3drect.right = rect->x + rect->w;
d3drect.top = rect->y;
d3drect.bottom = rect->y + rect->h;
IDirect3DTexture9_AddDirtyRect(data->texture, &d3drect);
}
855
856
}
857
static void
858
D3D_SetBlendMode(D3D_RenderData * data, int blendMode)
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
{
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;
}
}
static int
885
886
D3D_RenderDrawPoints(SDL_Renderer * renderer, const SDL_Point * points,
int count)
887
888
889
{
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
DWORD color;
890
891
Vertex *vertices;
int i;
892
893
894
895
896
897
898
899
900
HRESULT result;
if (data->beginScene) {
IDirect3DDevice9_BeginScene(data->device);
data->beginScene = SDL_FALSE;
}
D3D_SetBlendMode(data, renderer->blendMode);
901
902
903
result =
IDirect3DDevice9_SetTexture(data->device, 0,
(IDirect3DBaseTexture9 *) 0);
904
905
906
907
if (FAILED(result)) {
D3D_SetError("SetTexture()", result);
return -1;
}
908
909
910
911
912
913
914
915
916
917
918
919
920
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].rhw = 1.0f;
vertices[i].color = color;
vertices[i].u = 0.0f;
vertices[i].v = 0.0f;
}
921
result =
922
IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_POINTLIST, count,
923
vertices, sizeof(*vertices));
924
SDL_stack_free(vertices);
925
926
927
928
929
930
931
932
if (FAILED(result)) {
D3D_SetError("DrawPrimitiveUP()", result);
return -1;
}
return 0;
}
static int
933
934
D3D_RenderDrawLines(SDL_Renderer * renderer, const SDL_Point * points,
int count)
935
936
937
{
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
DWORD color;
938
939
Vertex *vertices;
int i;
940
941
942
943
944
945
946
947
948
HRESULT result;
if (data->beginScene) {
IDirect3DDevice9_BeginScene(data->device);
data->beginScene = SDL_FALSE;
}
D3D_SetBlendMode(data, renderer->blendMode);
949
950
951
result =
IDirect3DDevice9_SetTexture(data->device, 0,
(IDirect3DBaseTexture9 *) 0);
952
953
954
955
if (FAILED(result)) {
D3D_SetError("SetTexture()", result);
return -1;
}
956
957
958
959
960
961
962
963
964
965
966
967
968
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].rhw = 1.0f;
vertices[i].color = color;
vertices[i].u = 0.0f;
vertices[i].v = 0.0f;
}
969
result =
970
IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_LINESTRIP, count-1,
971
vertices, sizeof(*vertices));
972
973
974
975
976
977
978
979
980
/* 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));
}
981
SDL_stack_free(vertices);
982
983
984
985
986
987
988
if (FAILED(result)) {
D3D_SetError("DrawPrimitiveUP()", result);
return -1;
}
return 0;
}
989
static int
990
991
992
993
994
995
996
997
998
999
1000
D3D_RenderDrawRects(SDL_Renderer * renderer, const SDL_Rect ** rects,
int count)
{
D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
DWORD color;
int i;
Vertex vertices[5];
HRESULT result;
if (data->beginScene) {
IDirect3DDevice9_BeginScene(data->device);