dlls/wined3d/resource.c

   1 /*
   2  * Copyright 2002-2004 Jason Edmeades
   3  * Copyright 2003-2004 Raphael Junqueira
   4  * Copyright 2004 Christian Costa
   5  * Copyright 2005 Oliver Stieber
   6  * Copyright 2009-2010 Henri Verbeet for CodeWeavers
   7  * Copyright 2006-2008, 2013 Stefan Dösinger for CodeWeavers
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  */
  23
  24 #include "config.h"
  25 #include "wine/port.h"
  26 #include "wined3d_private.h"
  27
  28 WINE_DEFAULT_DEBUG_CHANNEL(d3d);
  29 WINE_DECLARE_DEBUG_CHANNEL(d3d_perf);
  30
  31 static DWORD resource_access_from_pool(enum wined3d_pool pool)
  32 {
  33     switch (pool)
  34     {
  35         case WINED3D_POOL_DEFAULT:
  36             return WINED3D_RESOURCE_ACCESS_GPU;
  37
  38         case WINED3D_POOL_MANAGED:
  39             return WINED3D_RESOURCE_ACCESS_GPU | WINED3D_RESOURCE_ACCESS_CPU;
  40
  41         case WINED3D_POOL_SCRATCH:
  42         case WINED3D_POOL_SYSTEM_MEM:
  43             return WINED3D_RESOURCE_ACCESS_CPU;
  44
  45         default:
  46             FIXME("Unhandled pool %#x.\n", pool);
  47             return 0;
  48     }
  49 }
  50
  51 static void resource_check_usage(DWORD usage)
  52 {
  53     static const DWORD handled = WINED3DUSAGE_RENDERTARGET
  54             | WINED3DUSAGE_DEPTHSTENCIL
  55             | WINED3DUSAGE_WRITEONLY
  56             | WINED3DUSAGE_DYNAMIC
  57             | WINED3DUSAGE_AUTOGENMIPMAP
  58             | WINED3DUSAGE_STATICDECL
  59             | WINED3DUSAGE_OVERLAY
  60             | WINED3DUSAGE_TEXTURE;
  61
  62     /* WINED3DUSAGE_WRITEONLY is supposed to result in write-combined mappings
  63      * being returned. OpenGL doesn't give us explicit control over that, but
  64      * the hints and access flags we set for typical access patterns on
  65      * dynamic resources should in theory have the same effect on the OpenGL
  66      * driver. */
  67
  68     if (usage & ~handled)
  69         FIXME("Unhandled usage flags %#x.\n", usage & ~handled);
  70     if ((usage & (WINED3DUSAGE_DYNAMIC | WINED3DUSAGE_WRITEONLY)) == WINED3DUSAGE_DYNAMIC)
  71         WARN_(d3d_perf)("WINED3DUSAGE_DYNAMIC used without WINED3DUSAGE_WRITEONLY.\n");
  72 }
  73
  74 HRESULT resource_init(struct wined3d_resource *resource, struct wined3d_device *device,
  75         enum wined3d_resource_type type, const struct wined3d_format *format,
  76         enum wined3d_multisample_type multisample_type, UINT multisample_quality,
  77         DWORD usage, enum wined3d_pool pool, UINT width, UINT height, UINT depth, UINT size,
  78         void *parent, const struct wined3d_parent_ops *parent_ops,
  79         const struct wined3d_resource_ops *resource_ops)
  80 {
  81     const struct wined3d *d3d = device->wined3d;
  82
  83     resource_check_usage(usage);
  84     if (pool != WINED3D_POOL_SCRATCH)
  85     {
  86         if ((usage & WINED3DUSAGE_RENDERTARGET) && !(format->flags & WINED3DFMT_FLAG_RENDERTARGET))
  87             return WINED3DERR_INVALIDCALL;
  88         if ((usage & WINED3DUSAGE_DEPTHSTENCIL) && !(format->flags & (WINED3DFMT_FLAG_DEPTH | WINED3DFMT_FLAG_STENCIL)))
  89             return WINED3DERR_INVALIDCALL;
  90         if ((usage & WINED3DUSAGE_TEXTURE) && !(format->flags & WINED3DFMT_FLAG_TEXTURE))
  91             return WINED3DERR_INVALIDCALL;
  92     }
  93
  94     resource->ref = 1;
  95     resource->device = device;
  96     resource->type = type;
  97     resource->format = format;
  98     resource->multisample_type = multisample_type;
  99     resource->multisample_quality = multisample_quality;
 100     resource->usage = usage;
 101     resource->pool = pool;
 102     resource->access_flags = resource_access_from_pool(pool);
 103     if (usage & WINED3DUSAGE_DYNAMIC)
 104         resource->access_flags |= WINED3D_RESOURCE_ACCESS_CPU;
 105     resource->width = width;
 106     resource->height = height;
 107     resource->depth = depth;
 108     resource->size = size;
 109     resource->priority = 0;
 110     resource->parent = parent;
 111     resource->parent_ops = parent_ops;
 112     resource->resource_ops = resource_ops;
 113     resource->map_binding = WINED3D_LOCATION_SYSMEM;
 114
 115     if (size)
 116     {
 117         if (!wined3d_resource_allocate_sysmem(resource))
 118         {
 119             ERR("Failed to allocate system memory.\n");
 120             return E_OUTOFMEMORY;
 121         }
 122     }
 123     else
 124     {
 125         resource->heap_memory = NULL;
 126     }
 127
 128     /* Check that we have enough video ram left */
 129     if (pool == WINED3D_POOL_DEFAULT && d3d->flags & WINED3D_VIDMEM_ACCOUNTING)
 130     {
 131         if (size > wined3d_device_get_available_texture_mem(device))
 132         {
 133             ERR("Out of adapter memory\n");
 134             wined3d_resource_free_sysmem(resource);
 135             return WINED3DERR_OUTOFVIDEOMEMORY;
 136         }
 137         adapter_adjust_memory(device->adapter, size);
 138     }
 139
 140     device_resource_add(device, resource);
 141
 142     return WINED3D_OK;
 143 }
 144
 145 void resource_cleanup(struct wined3d_resource *resource)
 146 {
 147     const struct wined3d *d3d = resource->device->wined3d;
 148
 149     TRACE("Cleaning up resource %p.\n", resource);
 150
 151     if (resource->pool == WINED3D_POOL_DEFAULT && d3d->flags & WINED3D_VIDMEM_ACCOUNTING)
 152     {
 153         TRACE("Decrementing device memory pool by %u.\n", resource->size);
 154         adapter_adjust_memory(resource->device->adapter, (INT64)0 - resource->size);
 155     }
 156
 157     wined3d_resource_free_sysmem(resource);
 158
 159     device_resource_released(resource->device, resource);
 160 }
 161
 162 void resource_unload(struct wined3d_resource *resource)
 163 {
 164     if (resource->map_count)
 165         ERR("Resource %p is being unloaded while mapped.\n", resource);
 166
 167     context_resource_unloaded(resource->device,
 168             resource, resource->type);
 169 }
 170
 171 DWORD CDECL wined3d_resource_set_priority(struct wined3d_resource *resource, DWORD priority)
 172 {
 173     DWORD prev;
 174
 175     if (resource->pool != WINED3D_POOL_MANAGED)
 176     {
 177         WARN("Called on non-managed resource %p, ignoring.\n", resource);
 178         return 0;
 179     }
 180
 181     prev = resource->priority;
 182     resource->priority = priority;
 183     TRACE("resource %p, new priority %u, returning old priority %u.\n", resource, priority, prev);
 184     return prev;
 185 }
 186
 187 DWORD CDECL wined3d_resource_get_priority(const struct wined3d_resource *resource)
 188 {
 189     TRACE("resource %p, returning %u.\n", resource, resource->priority);
 190     return resource->priority;
 191 }
 192
 193 void * CDECL wined3d_resource_get_parent(const struct wined3d_resource *resource)
 194 {
 195     return resource->parent;
 196 }
 197
 198 void CDECL wined3d_resource_set_parent(struct wined3d_resource *resource, void *parent)
 199 {
 200     resource->parent = parent;
 201 }
 202
 203 void CDECL wined3d_resource_get_desc(const struct wined3d_resource *resource, struct wined3d_resource_desc *desc)
 204 {
 205     desc->resource_type = resource->type;
 206     desc->format = resource->format->id;
 207     desc->multisample_type = resource->multisample_type;
 208     desc->multisample_quality = resource->multisample_quality;
 209     desc->usage = resource->usage;
 210     desc->pool = resource->pool;
 211     desc->width = resource->width;
 212     desc->height = resource->height;
 213     desc->depth = resource->depth;
 214     desc->size = resource->size;
 215 }
 216
 217 BOOL wined3d_resource_allocate_sysmem(struct wined3d_resource *resource)
 218 {
 219     void **p;
 220     SIZE_T align = RESOURCE_ALIGNMENT - 1 + sizeof(*p);
 221     void *mem;
 222
 223     if (!(mem = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, resource->size + align)))
 224         return FALSE;
 225
 226     p = (void **)(((ULONG_PTR)mem + align) & ~(RESOURCE_ALIGNMENT - 1)) - 1;
 227     *p = mem;
 228
 229     resource->heap_memory = ++p;
 230
 231     return TRUE;
 232 }
 233
 234 void wined3d_resource_free_sysmem(struct wined3d_resource *resource)
 235 {
 236     void **p = resource->heap_memory;
 237
 238     if (!p)
 239         return;
 240
 241     HeapFree(GetProcessHeap(), 0, *(--p));
 242     resource->heap_memory = NULL;
 243 }
 244
 245 DWORD wined3d_resource_sanitize_map_flags(const struct wined3d_resource *resource, DWORD flags)
 246 {
 247     /* Not all flags make sense together, but Windows never returns an error.
 248      * Catch the cases that could cause issues. */
 249     if (flags & WINED3D_MAP_READONLY)
 250     {
 251         if (flags & WINED3D_MAP_DISCARD)
 252         {
 253             WARN("WINED3D_MAP_READONLY combined with WINED3D_MAP_DISCARD, ignoring flags.\n");
 254             return 0;
 255         }
 256         if (flags & WINED3D_MAP_NOOVERWRITE)
 257         {
 258             WARN("WINED3D_MAP_READONLY combined with WINED3D_MAP_NOOVERWRITE, ignoring flags.\n");
 259             return 0;
 260         }
 261     }
 262     else if ((flags & (WINED3D_MAP_DISCARD | WINED3D_MAP_NOOVERWRITE))
 263             == (WINED3D_MAP_DISCARD | WINED3D_MAP_NOOVERWRITE))
 264     {
 265         WARN("WINED3D_MAP_DISCARD and WINED3D_MAP_NOOVERWRITE used together, ignoring.\n");
 266         return 0;
 267     }
 268     else if (flags & (WINED3D_MAP_DISCARD | WINED3D_MAP_NOOVERWRITE)
 269             && !(resource->usage & WINED3DUSAGE_DYNAMIC))
 270     {
 271         WARN("DISCARD or NOOVERWRITE map on non-dynamic buffer, ignoring.\n");
 272         return 0;
 273     }
 274
 275     return flags;
 276 }
 277
 278 GLbitfield wined3d_resource_gl_map_flags(DWORD d3d_flags)
 279 {
 280     GLbitfield ret = 0;
 281
 282     if (!(d3d_flags & WINED3D_MAP_READONLY))
 283         ret |= GL_MAP_WRITE_BIT | GL_MAP_FLUSH_EXPLICIT_BIT;
 284     if (!(d3d_flags & (WINED3D_MAP_DISCARD | WINED3D_MAP_NOOVERWRITE)))
 285         ret |= GL_MAP_READ_BIT;
 286
 287     if (d3d_flags & WINED3D_MAP_DISCARD)
 288         ret |= GL_MAP_INVALIDATE_BUFFER_BIT;
 289     if (d3d_flags & WINED3D_MAP_NOOVERWRITE)
 290         ret |= GL_MAP_UNSYNCHRONIZED_BIT;
 291
 292     return ret;
 293 }
 294
 295 GLenum wined3d_resource_gl_legacy_map_flags(DWORD d3d_flags)
 296 {
 297     if (d3d_flags & WINED3D_MAP_READONLY)
 298         return GL_READ_ONLY_ARB;
 299     if (d3d_flags & (WINED3D_MAP_DISCARD | WINED3D_MAP_NOOVERWRITE))
 300         return GL_WRITE_ONLY_ARB;
 301     return GL_READ_WRITE_ARB;
 302 }
 303
 304 BOOL wined3d_resource_is_offscreen(struct wined3d_resource *resource)
 305 {
 306     struct wined3d_swapchain *swapchain;
 307
 308     /* Only texture resources can be onscreen. */
 309     if (resource->type != WINED3D_RTYPE_TEXTURE)
 310         return TRUE;
 311
 312     /* Not on a swapchain - must be offscreen */
 313     if (!(swapchain = wined3d_texture_from_resource(resource)->swapchain))
 314         return TRUE;
 315
 316     /* The front buffer is always onscreen */
 317     if (resource == &swapchain->front_buffer->resource)
 318         return FALSE;
 319
 320     /* If the swapchain is rendered to an FBO, the backbuffer is
 321      * offscreen, otherwise onscreen */
 322     return swapchain->render_to_fbo;
 323 }
 324
 325 void wined3d_resource_update_draw_binding(struct wined3d_resource *resource)
 326 {
 327     if (!wined3d_resource_is_offscreen(resource) || wined3d_settings.offscreen_rendering_mode != ORM_FBO)
 328         resource->draw_binding = WINED3D_LOCATION_DRAWABLE;
 329     else if (resource->multisample_type)
 330         resource->draw_binding = WINED3D_LOCATION_RB_MULTISAMPLE;
 331     else
 332         resource->draw_binding = WINED3D_LOCATION_TEXTURE_RGB;
 333 }