src/modules/engines/direct3d/evas_direct3d_main.cpp

   1 #include "evas_engine.h"
   2
   3
   4 extern "C" {
   5
   6 int
   7 evas_direct3d_masks_get(Outbuf *buf)
   8 {
   9    D3DSURFACE_DESC sd;
  10
  11    if (FAILED(buf->priv.d3d.texture->GetLevelDesc(0, &sd)))
  12      return 0;
  13
  14    switch (sd.Format)
  15      {
  16      case D3DFMT_A8R8G8B8:
  17      case D3DFMT_X8R8G8B8:
  18        buf->priv.mask.r = 0x00ff0000;
  19        buf->priv.mask.g = 0x0000ff00;
  20        buf->priv.mask.b = 0x000000ff;
  21        break;
  22      case D3DFMT_R5G6B5:
  23        buf->priv.mask.r = 0xf800;
  24        buf->priv.mask.g = 0x07e0;
  25        buf->priv.mask.b = 0x001f;
  26        break;
  27      default:
  28        return 0;
  29      }
  30
  31    return 1;
  32 }
  33
  34 void *
  35 evas_direct3d_lock(Outbuf *buf, int *d3d_width, int *d3d_height, int *d3d_pitch)
  36 {
  37    D3DSURFACE_DESC sd;
  38    D3DLOCKED_RECT  d3d_rect;
  39
  40    /* is that call needed / overkill ? */
  41    if (FAILED(buf->priv.d3d.texture->GetLevelDesc(0, &sd)))
  42      return NULL;
  43
  44    if (FAILED(buf->priv.d3d.device->BeginScene()))
  45      return NULL;
  46   if (FAILED(buf->priv.d3d.sprite->Begin(D3DXSPRITE_DO_NOT_ADDREF_TEXTURE)))
  47     {
  48        buf->priv.d3d.device->EndScene();
  49        return NULL;
  50     }
  51   if (FAILED(buf->priv.d3d.texture->LockRect(0, &d3d_rect, NULL, D3DLOCK_DISCARD)))
  52     {
  53        buf->priv.d3d.sprite->End();
  54        buf->priv.d3d.device->EndScene();
  55        return NULL;
  56     }
  57
  58   *d3d_width = sd.Width;
  59   *d3d_height = sd.Height;
  60   *d3d_pitch = d3d_rect.Pitch;
  61
  62   return d3d_rect.pBits;
  63 }
  64
  65 void
  66 evas_direct3d_unlock(Outbuf *buf)
  67 {
  68   if (FAILED(buf->priv.d3d.texture->UnlockRect(0)))
  69     return;
  70
  71   if (FAILED(buf->priv.d3d.sprite->Draw(buf->priv.d3d.texture,
  72                                         NULL, NULL, NULL,
  73                                         D3DCOLOR_ARGB (255, 255, 255, 255))))
  74     return;
  75   if (FAILED(buf->priv.d3d.sprite->End()))
  76     return;
  77
  78   if (FAILED(buf->priv.d3d.device->EndScene()))
  79     return;
  80   if (FAILED(buf->priv.d3d.device->Present(NULL, NULL, NULL, NULL)))
  81     return;
  82 }
  83
  84 }