dlls/d2d1/bitmap.c

   1 /*
   2  * Copyright 2014 Henri Verbeet for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "config.h"
  20 #include "wine/port.h"
  21
  22 #include "d2d1_private.h"
  23
  24 WINE_DEFAULT_DEBUG_CHANNEL(d2d);
  25
  26 static inline struct d2d_bitmap *impl_from_ID2D1Bitmap(ID2D1Bitmap *iface)
  27 {
  28     return CONTAINING_RECORD(iface, struct d2d_bitmap, ID2D1Bitmap_iface);
  29 }
  30
  31 static HRESULT STDMETHODCALLTYPE d2d_bitmap_QueryInterface(ID2D1Bitmap *iface, REFIID iid, void **out)
  32 {
  33     TRACE("iface %p, iid %s, out %p.\n", iface, debugstr_guid(iid), out);
  34
  35     if (IsEqualGUID(iid, &IID_ID2D1Bitmap)
  36             || IsEqualGUID(iid, &IID_ID2D1Resource)
  37             || IsEqualGUID(iid, &IID_IUnknown))
  38     {
  39         ID2D1Bitmap_AddRef(iface);
  40         *out = iface;
  41         return S_OK;
  42     }
  43
  44     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(iid));
  45
  46     *out = NULL;
  47     return E_NOINTERFACE;
  48 }
  49
  50 static ULONG STDMETHODCALLTYPE d2d_bitmap_AddRef(ID2D1Bitmap *iface)
  51 {
  52     struct d2d_bitmap *bitmap = impl_from_ID2D1Bitmap(iface);
  53     ULONG refcount = InterlockedIncrement(&bitmap->refcount);
  54
  55     TRACE("%p increasing refcount to %u.\n", iface, refcount);
  56
  57     return refcount;
  58 }
  59
  60 static ULONG STDMETHODCALLTYPE d2d_bitmap_Release(ID2D1Bitmap *iface)
  61 {
  62     struct d2d_bitmap *bitmap = impl_from_ID2D1Bitmap(iface);
  63     ULONG refcount = InterlockedDecrement(&bitmap->refcount);
  64
  65     TRACE("%p decreasing refcount to %u.\n", iface, refcount);
  66
  67     if (!refcount)
  68     {
  69         ID3D10ShaderResourceView_Release(bitmap->view);
  70         ID2D1Factory_Release(bitmap->factory);
  71         HeapFree(GetProcessHeap(), 0, bitmap);
  72     }
  73
  74     return refcount;
  75 }
  76
  77 static void STDMETHODCALLTYPE d2d_bitmap_GetFactory(ID2D1Bitmap *iface, ID2D1Factory **factory)
  78 {
  79     struct d2d_bitmap *bitmap = impl_from_ID2D1Bitmap(iface);
  80
  81     TRACE("iface %p, factory %p.\n", iface, factory);
  82
  83     ID2D1Factory_AddRef(*factory = bitmap->factory);
  84 }
  85
  86 static D2D1_SIZE_F * STDMETHODCALLTYPE d2d_bitmap_GetSize(ID2D1Bitmap *iface, D2D1_SIZE_F *size)
  87 {
  88     struct d2d_bitmap *bitmap = impl_from_ID2D1Bitmap(iface);
  89
  90     TRACE("iface %p, size %p.\n", iface, size);
  91
  92     size->width = bitmap->pixel_size.width / (bitmap->dpi_x / 96.0f);
  93     size->height = bitmap->pixel_size.height / (bitmap->dpi_y / 96.0f);
  94     return size;
  95 }
  96
  97 static D2D1_SIZE_U * STDMETHODCALLTYPE d2d_bitmap_GetPixelSize(ID2D1Bitmap *iface, D2D1_SIZE_U *pixel_size)
  98 {
  99     struct d2d_bitmap *bitmap = impl_from_ID2D1Bitmap(iface);
 100
 101     TRACE("iface %p, pixel_size %p.\n", iface, pixel_size);
 102
 103     *pixel_size = bitmap->pixel_size;
 104     return pixel_size;
 105 }
 106
 107 static D2D1_PIXEL_FORMAT * STDMETHODCALLTYPE d2d_bitmap_GetPixelFormat(ID2D1Bitmap *iface, D2D1_PIXEL_FORMAT *format)
 108 {
 109     struct d2d_bitmap *bitmap = impl_from_ID2D1Bitmap(iface);
 110
 111     TRACE("iface %p, format %p.\n", iface, format);
 112
 113     *format = bitmap->format;
 114     return format;
 115 }
 116
 117 static void STDMETHODCALLTYPE d2d_bitmap_GetDpi(ID2D1Bitmap *iface, float *dpi_x, float *dpi_y)
 118 {
 119     struct d2d_bitmap *bitmap = impl_from_ID2D1Bitmap(iface);
 120
 121     TRACE("iface %p, dpi_x %p, dpi_y %p.\n", iface, dpi_x, dpi_y);
 122
 123     *dpi_x = bitmap->dpi_x;
 124     *dpi_y = bitmap->dpi_y;
 125 }
 126
 127 static HRESULT STDMETHODCALLTYPE d2d_bitmap_CopyFromBitmap(ID2D1Bitmap *iface,
 128         const D2D1_POINT_2U *dst_point, ID2D1Bitmap *bitmap, const D2D1_RECT_U *src_rect)
 129 {
 130     FIXME("iface %p, dst_point %p, bitmap %p, src_rect %p stub!\n", iface, dst_point, bitmap, src_rect);
 131
 132     return E_NOTIMPL;
 133 }
 134
 135 static HRESULT STDMETHODCALLTYPE d2d_bitmap_CopyFromRenderTarget(ID2D1Bitmap *iface,
 136         const D2D1_POINT_2U *dst_point, ID2D1RenderTarget *render_target, const D2D1_RECT_U *src_rect)
 137 {
 138     FIXME("iface %p, dst_point %p, render_target %p, src_rect %p stub!\n", iface, dst_point, render_target, src_rect);
 139
 140     return E_NOTIMPL;
 141 }
 142
 143 static HRESULT STDMETHODCALLTYPE d2d_bitmap_CopyFromMemory(ID2D1Bitmap *iface,
 144         const D2D1_RECT_U *dst_rect, const void *src_data, UINT32 pitch)
 145 {
 146     FIXME("iface %p, dst_rect %p, src_data %p, pitch %u stub!\n", iface, dst_rect, src_data, pitch);
 147
 148     return E_NOTIMPL;
 149 }
 150
 151 static const struct ID2D1BitmapVtbl d2d_bitmap_vtbl =
 152 {
 153     d2d_bitmap_QueryInterface,
 154     d2d_bitmap_AddRef,
 155     d2d_bitmap_Release,
 156     d2d_bitmap_GetFactory,
 157     d2d_bitmap_GetSize,
 158     d2d_bitmap_GetPixelSize,
 159     d2d_bitmap_GetPixelFormat,
 160     d2d_bitmap_GetDpi,
 161     d2d_bitmap_CopyFromBitmap,
 162     d2d_bitmap_CopyFromRenderTarget,
 163     d2d_bitmap_CopyFromMemory,
 164 };
 165
 166 HRESULT d2d_bitmap_init(struct d2d_bitmap *bitmap, struct d2d_d3d_render_target *render_target,
 167         D2D1_SIZE_U size, const void *src_data, UINT32 pitch, const D2D1_BITMAP_PROPERTIES *desc)
 168 {
 169     D3D10_SUBRESOURCE_DATA resource_data;
 170     D3D10_TEXTURE2D_DESC texture_desc;
 171     ID3D10Texture2D *texture;
 172     BOOL supported = FALSE;
 173     unsigned int i;
 174     HRESULT hr;
 175
 176     static const D2D1_PIXEL_FORMAT supported_formats[] =
 177     {
 178         {DXGI_FORMAT_R32G32B32A32_FLOAT,    D2D1_ALPHA_MODE_PREMULTIPLIED},
 179         {DXGI_FORMAT_R32G32B32A32_FLOAT,    D2D1_ALPHA_MODE_IGNORE       },
 180         {DXGI_FORMAT_R16G16B16A16_FLOAT,    D2D1_ALPHA_MODE_PREMULTIPLIED},
 181         {DXGI_FORMAT_R16G16B16A16_FLOAT,    D2D1_ALPHA_MODE_IGNORE       },
 182         {DXGI_FORMAT_R16G16B16A16_UNORM,    D2D1_ALPHA_MODE_PREMULTIPLIED},
 183         {DXGI_FORMAT_R16G16B16A16_UNORM,    D2D1_ALPHA_MODE_IGNORE       },
 184         {DXGI_FORMAT_R8G8B8A8_UNORM,        D2D1_ALPHA_MODE_PREMULTIPLIED},
 185         {DXGI_FORMAT_R8G8B8A8_UNORM,        D2D1_ALPHA_MODE_IGNORE       },
 186         {DXGI_FORMAT_R8G8B8A8_UNORM_SRGB,   D2D1_ALPHA_MODE_PREMULTIPLIED},
 187         {DXGI_FORMAT_R8G8B8A8_UNORM_SRGB,   D2D1_ALPHA_MODE_IGNORE       },
 188         {DXGI_FORMAT_A8_UNORM,              D2D1_ALPHA_MODE_PREMULTIPLIED},
 189         {DXGI_FORMAT_A8_UNORM,              D2D1_ALPHA_MODE_STRAIGHT     },
 190         {DXGI_FORMAT_B8G8R8A8_UNORM,        D2D1_ALPHA_MODE_PREMULTIPLIED},
 191         {DXGI_FORMAT_B8G8R8A8_UNORM,        D2D1_ALPHA_MODE_IGNORE       },
 192         {DXGI_FORMAT_B8G8R8X8_UNORM,        D2D1_ALPHA_MODE_IGNORE       },
 193         {DXGI_FORMAT_B8G8R8A8_UNORM_SRGB,   D2D1_ALPHA_MODE_PREMULTIPLIED},
 194         {DXGI_FORMAT_B8G8R8A8_UNORM_SRGB,   D2D1_ALPHA_MODE_IGNORE       },
 195     };
 196
 197     for (i = 0; i < sizeof(supported_formats) / sizeof(*supported_formats); ++i)
 198     {
 199         if (supported_formats[i].format == desc->pixelFormat.format
 200                 && supported_formats[i].alphaMode == desc->pixelFormat.alphaMode)
 201         {
 202             supported = TRUE;
 203             break;
 204         }
 205     }
 206
 207     if (!supported)
 208     {
 209         WARN("Tried to create bitmap with unsupported format {%#x / %#x}.\n",
 210                 desc->pixelFormat.format, desc->pixelFormat.alphaMode);
 211         return D2DERR_UNSUPPORTED_PIXEL_FORMAT;
 212     }
 213
 214     FIXME("Ignoring bitmap properties.\n");
 215
 216     bitmap->ID2D1Bitmap_iface.lpVtbl = &d2d_bitmap_vtbl;
 217     bitmap->refcount = 1;
 218     ID2D1Factory_AddRef(bitmap->factory = render_target->factory);
 219
 220     texture_desc.Width = size.width;
 221     texture_desc.Height = size.height;
 222     texture_desc.MipLevels = 1;
 223     texture_desc.ArraySize = 1;
 224     texture_desc.Format = desc->pixelFormat.format;
 225     texture_desc.SampleDesc.Count = 1;
 226     texture_desc.SampleDesc.Quality = 0;
 227     texture_desc.Usage = D3D10_USAGE_DEFAULT;
 228     texture_desc.BindFlags = D3D10_BIND_SHADER_RESOURCE;
 229     texture_desc.CPUAccessFlags = 0;
 230     texture_desc.MiscFlags = 0;
 231
 232     resource_data.pSysMem = src_data;
 233     resource_data.SysMemPitch = pitch;
 234
 235     if (FAILED(hr = ID3D10Device_CreateTexture2D(render_target->device, &texture_desc,
 236             src_data ? &resource_data : NULL, &texture)))
 237     {
 238         ERR("Failed to create texture, hr %#x.\n", hr);
 239         return hr;
 240     }
 241
 242     hr = ID3D10Device_CreateShaderResourceView(render_target->device, (ID3D10Resource *)texture, NULL, &bitmap->view);
 243     ID3D10Texture2D_Release(texture);
 244     if (FAILED(hr))
 245     {
 246         ERR("Failed to create view, hr %#x.\n", hr);
 247         return hr;
 248     }
 249
 250     bitmap->pixel_size = size;
 251     bitmap->format = desc->pixelFormat;
 252     bitmap->dpi_x = desc->dpiX;
 253     bitmap->dpi_y = desc->dpiY;
 254
 255     if (bitmap->dpi_x == 0.0f && bitmap->dpi_y == 0.0f)
 256     {
 257         bitmap->dpi_x = 96.0f;
 258         bitmap->dpi_y = 96.0f;
 259     }
 260
 261     return S_OK;
 262 }
 263
 264 struct d2d_bitmap *unsafe_impl_from_ID2D1Bitmap(ID2D1Bitmap *iface)
 265 {
 266     if (!iface)
 267         return NULL;
 268     assert(iface->lpVtbl == &d2d_bitmap_vtbl);
 269     return CONTAINING_RECORD(iface, struct d2d_bitmap, ID2D1Bitmap_iface);
 270 }