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Sweden-Number/dlls/wined3d/resource.c

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/*
* Copyright 2002-2004 Jason Edmeades
* Copyright 2003-2004 Raphael Junqueira
* Copyright 2004 Christian Costa
* Copyright 2005 Oliver Stieber
* Copyright 2009-2010 Henri Verbeet for CodeWeavers
* Copyright 2006-2008, 2013 Stefan Dösinger for CodeWeavers
*
* 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
*/
#include "config.h"
#include "wine/port.h"
#include "wined3d_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(d3d);
WINE_DECLARE_DEBUG_CHANNEL(d3d_perf);
static DWORD resource_access_from_pool(enum wined3d_pool pool)
{
switch (pool)
{
case WINED3D_POOL_DEFAULT:
return WINED3D_RESOURCE_ACCESS_GPU;
case WINED3D_POOL_MANAGED:
return WINED3D_RESOURCE_ACCESS_GPU | WINED3D_RESOURCE_ACCESS_CPU;
case WINED3D_POOL_SCRATCH:
case WINED3D_POOL_SYSTEM_MEM:
return WINED3D_RESOURCE_ACCESS_CPU;
default:
FIXME("Unhandled pool %#x.\n", pool);
return 0;
}
}
static void resource_check_usage(DWORD usage)
{
static const DWORD handled = WINED3DUSAGE_RENDERTARGET
| WINED3DUSAGE_DEPTHSTENCIL
| WINED3DUSAGE_WRITEONLY
| WINED3DUSAGE_DYNAMIC
| WINED3DUSAGE_AUTOGENMIPMAP
| WINED3DUSAGE_STATICDECL
| WINED3DUSAGE_OVERLAY
| WINED3DUSAGE_TEXTURE;
/* WINED3DUSAGE_WRITEONLY is supposed to result in write-combined mappings
* being returned. OpenGL doesn't give us explicit control over that, but
* the hints and access flags we set for typical access patterns on
* dynamic resources should in theory have the same effect on the OpenGL
* driver. */
if (usage & ~handled)
FIXME("Unhandled usage flags %#x.\n", usage & ~handled);
if ((usage & (WINED3DUSAGE_DYNAMIC | WINED3DUSAGE_WRITEONLY)) == WINED3DUSAGE_DYNAMIC)
WARN_(d3d_perf)("WINED3DUSAGE_DYNAMIC used without WINED3DUSAGE_WRITEONLY.\n");
}
HRESULT resource_init(struct wined3d_resource *resource, struct wined3d_device *device,
enum wined3d_resource_type type, const struct wined3d_format *format,
enum wined3d_multisample_type multisample_type, UINT multisample_quality,
DWORD usage, enum wined3d_pool pool, UINT width, UINT height, UINT depth, UINT size,
void *parent, const struct wined3d_parent_ops *parent_ops,
const struct wined3d_resource_ops *resource_ops)
{
const struct wined3d *d3d = device->wined3d;
resource_check_usage(usage);
if (pool != WINED3D_POOL_SCRATCH && type != WINED3D_RTYPE_BUFFER)
{
if ((usage & WINED3DUSAGE_RENDERTARGET) && !(format->flags & WINED3DFMT_FLAG_RENDERTARGET))
{
WARN("Format %s cannot be used for render targets.\n", debug_d3dformat(format->id));
return WINED3DERR_INVALIDCALL;
}
if ((usage & WINED3DUSAGE_DEPTHSTENCIL) && !(format->flags & (WINED3DFMT_FLAG_DEPTH | WINED3DFMT_FLAG_STENCIL)))
{
WARN("Format %s cannot be used for depth/stencil buffers.\n", debug_d3dformat(format->id));
return WINED3DERR_INVALIDCALL;
}
if ((usage & WINED3DUSAGE_TEXTURE) && !(format->flags & WINED3DFMT_FLAG_TEXTURE))
{
WARN("Format %s cannot be used for texturing.\n", debug_d3dformat(format->id));
return WINED3DERR_INVALIDCALL;
}
}
resource->ref = 1;
resource->device = device;
resource->type = type;
resource->format = format;
resource->multisample_type = multisample_type;
resource->multisample_quality = multisample_quality;
resource->usage = usage;
resource->pool = pool;
resource->access_flags = resource_access_from_pool(pool);
if (usage & WINED3DUSAGE_DYNAMIC)
resource->access_flags |= WINED3D_RESOURCE_ACCESS_CPU;
resource->width = width;
resource->height = height;
resource->depth = depth;
resource->size = size;
resource->priority = 0;
resource->parent = parent;
resource->parent_ops = parent_ops;
resource->resource_ops = resource_ops;
resource->map_binding = WINED3D_LOCATION_SYSMEM;
if (size)
{
if (!wined3d_resource_allocate_sysmem(resource))
{
ERR("Failed to allocate system memory.\n");
return E_OUTOFMEMORY;
}
}
else
{
resource->heap_memory = NULL;
}
/* Check that we have enough video ram left */
if (pool == WINED3D_POOL_DEFAULT && d3d->flags & WINED3D_VIDMEM_ACCOUNTING)
{
if (size > wined3d_device_get_available_texture_mem(device))
{
ERR("Out of adapter memory\n");
wined3d_resource_free_sysmem(resource);
return WINED3DERR_OUTOFVIDEOMEMORY;
}
adapter_adjust_memory(device->adapter, size);
}
device_resource_add(device, resource);
return WINED3D_OK;
}
void resource_cleanup(struct wined3d_resource *resource)
{
const struct wined3d *d3d = resource->device->wined3d;
TRACE("Cleaning up resource %p.\n", resource);
if (resource->pool == WINED3D_POOL_DEFAULT && d3d->flags & WINED3D_VIDMEM_ACCOUNTING)
{
TRACE("Decrementing device memory pool by %u.\n", resource->size);
adapter_adjust_memory(resource->device->adapter, (INT64)0 - resource->size);
}
wined3d_resource_free_sysmem(resource);
device_resource_released(resource->device, resource);
}
void resource_unload(struct wined3d_resource *resource)
{
if (resource->map_count)
ERR("Resource %p is being unloaded while mapped.\n", resource);
context_resource_unloaded(resource->device,
resource, resource->type);
}
DWORD CDECL wined3d_resource_set_priority(struct wined3d_resource *resource, DWORD priority)
{
DWORD prev;
if (resource->pool != WINED3D_POOL_MANAGED)
{
WARN("Called on non-managed resource %p, ignoring.\n", resource);
return 0;
}
prev = resource->priority;
resource->priority = priority;
TRACE("resource %p, new priority %u, returning old priority %u.\n", resource, priority, prev);
return prev;
}
DWORD CDECL wined3d_resource_get_priority(const struct wined3d_resource *resource)
{
TRACE("resource %p, returning %u.\n", resource, resource->priority);
return resource->priority;
}
void * CDECL wined3d_resource_get_parent(const struct wined3d_resource *resource)
{
return resource->parent;
}
void CDECL wined3d_resource_set_parent(struct wined3d_resource *resource, void *parent)
{
resource->parent = parent;
}
void CDECL wined3d_resource_get_desc(const struct wined3d_resource *resource, struct wined3d_resource_desc *desc)
{
desc->resource_type = resource->type;
desc->format = resource->format->id;
desc->multisample_type = resource->multisample_type;
desc->multisample_quality = resource->multisample_quality;
desc->usage = resource->usage;
desc->pool = resource->pool;
desc->width = resource->width;
desc->height = resource->height;
desc->depth = resource->depth;
desc->size = resource->size;
}
BOOL wined3d_resource_allocate_sysmem(struct wined3d_resource *resource)
{
void **p;
SIZE_T align = RESOURCE_ALIGNMENT - 1 + sizeof(*p);
void *mem;
if (!(mem = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, resource->size + align)))
return FALSE;
p = (void **)(((ULONG_PTR)mem + align) & ~(RESOURCE_ALIGNMENT - 1)) - 1;
*p = mem;
resource->heap_memory = ++p;
return TRUE;
}
void wined3d_resource_free_sysmem(struct wined3d_resource *resource)
{
void **p = resource->heap_memory;
if (!p)
return;
HeapFree(GetProcessHeap(), 0, *(--p));
resource->heap_memory = NULL;
}
DWORD wined3d_resource_sanitize_map_flags(const struct wined3d_resource *resource, DWORD flags)
{
/* Not all flags make sense together, but Windows never returns an error.
* Catch the cases that could cause issues. */
if (flags & WINED3D_MAP_READONLY)
{
if (flags & WINED3D_MAP_DISCARD)
{
WARN("WINED3D_MAP_READONLY combined with WINED3D_MAP_DISCARD, ignoring flags.\n");
return 0;
}
if (flags & WINED3D_MAP_NOOVERWRITE)
{
WARN("WINED3D_MAP_READONLY combined with WINED3D_MAP_NOOVERWRITE, ignoring flags.\n");
return 0;
}
}
else if ((flags & (WINED3D_MAP_DISCARD | WINED3D_MAP_NOOVERWRITE))
== (WINED3D_MAP_DISCARD | WINED3D_MAP_NOOVERWRITE))
{
WARN("WINED3D_MAP_DISCARD and WINED3D_MAP_NOOVERWRITE used together, ignoring.\n");
return 0;
}
else if (flags & (WINED3D_MAP_DISCARD | WINED3D_MAP_NOOVERWRITE)
&& !(resource->usage & WINED3DUSAGE_DYNAMIC))
{
WARN("DISCARD or NOOVERWRITE map on non-dynamic buffer, ignoring.\n");
return 0;
}
return flags;
}
GLbitfield wined3d_resource_gl_map_flags(DWORD d3d_flags)
{
GLbitfield ret = 0;
if (!(d3d_flags & WINED3D_MAP_READONLY))
ret |= GL_MAP_WRITE_BIT | GL_MAP_FLUSH_EXPLICIT_BIT;
if (!(d3d_flags & (WINED3D_MAP_DISCARD | WINED3D_MAP_NOOVERWRITE)))
ret |= GL_MAP_READ_BIT;
if (d3d_flags & WINED3D_MAP_DISCARD)
ret |= GL_MAP_INVALIDATE_BUFFER_BIT;
if (d3d_flags & WINED3D_MAP_NOOVERWRITE)
ret |= GL_MAP_UNSYNCHRONIZED_BIT;
return ret;
}
GLenum wined3d_resource_gl_legacy_map_flags(DWORD d3d_flags)
{
if (d3d_flags & WINED3D_MAP_READONLY)
return GL_READ_ONLY_ARB;
if (d3d_flags & (WINED3D_MAP_DISCARD | WINED3D_MAP_NOOVERWRITE))
return GL_WRITE_ONLY_ARB;
return GL_READ_WRITE_ARB;
}
BOOL wined3d_resource_is_offscreen(struct wined3d_resource *resource)
{
struct wined3d_swapchain *swapchain;
/* Only texture resources can be onscreen. */
if (resource->type != WINED3D_RTYPE_TEXTURE)
return TRUE;
/* Not on a swapchain - must be offscreen */
if (!(swapchain = wined3d_texture_from_resource(resource)->swapchain))
return TRUE;
/* The front buffer is always onscreen */
if (resource == &swapchain->front_buffer->resource)
return FALSE;
/* If the swapchain is rendered to an FBO, the backbuffer is
* offscreen, otherwise onscreen */
return swapchain->render_to_fbo;
}
void wined3d_resource_update_draw_binding(struct wined3d_resource *resource)
{
if (!wined3d_resource_is_offscreen(resource) || wined3d_settings.offscreen_rendering_mode != ORM_FBO)
resource->draw_binding = WINED3D_LOCATION_DRAWABLE;
else if (resource->multisample_type)
resource->draw_binding = WINED3D_LOCATION_RB_MULTISAMPLE;
else
resource->draw_binding = WINED3D_LOCATION_TEXTURE_RGB;
}
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