Sweden-Number/dlls/wined3d/volume.c

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/*
* Copyright 2002-2005 Jason Edmeades
* Copyright 2002-2005 Raphael Junqueira
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* Copyright 2005 Oliver Stieber
* Copyright 2009-2011 Henri Verbeet 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 "wined3d_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(d3d_surface);
/* Context activation is done by the caller. */
static void volume_bind_and_dirtify(const struct wined3d_volume *volume, struct wined3d_context *context)
{
struct wined3d_texture *container = volume->container;
DWORD active_sampler;
/* We don't need a specific texture unit, but after binding the texture the current unit is dirty.
* Read the unit back instead of switching to 0, this avoids messing around with the state manager's
* gl states. The current texture unit should always be a valid one.
*
* To be more specific, this is tricky because we can implicitly be called
* from sampler() in state.c. This means we can't touch anything other than
* whatever happens to be the currently active texture, or we would risk
* marking already applied sampler states dirty again. */
active_sampler = volume->resource.device->rev_tex_unit_map[context->active_texture];
if (active_sampler != WINED3D_UNMAPPED_STAGE)
device_invalidate_state(volume->resource.device, STATE_SAMPLER(active_sampler));
container->texture_ops->texture_bind(container, context, FALSE);
}
void volume_add_dirty_box(struct wined3d_volume *volume, const WINED3DBOX *dirty_box)
{
volume->dirty = TRUE;
if (dirty_box)
{
volume->lockedBox.Left = min(volume->lockedBox.Left, dirty_box->Left);
volume->lockedBox.Top = min(volume->lockedBox.Top, dirty_box->Top);
volume->lockedBox.Front = min(volume->lockedBox.Front, dirty_box->Front);
volume->lockedBox.Right = max(volume->lockedBox.Right, dirty_box->Right);
volume->lockedBox.Bottom = max(volume->lockedBox.Bottom, dirty_box->Bottom);
volume->lockedBox.Back = max(volume->lockedBox.Back, dirty_box->Back);
}
else
{
volume->lockedBox.Left = 0;
volume->lockedBox.Top = 0;
volume->lockedBox.Front = 0;
volume->lockedBox.Right = volume->resource.width;
volume->lockedBox.Bottom = volume->resource.height;
volume->lockedBox.Back = volume->resource.depth;
}
}
void volume_set_container(struct wined3d_volume *volume, struct wined3d_texture *container)
{
TRACE("volume %p, container %p.\n", volume, container);
volume->container = container;
}
/* Context activation is done by the caller. */
void volume_load(const struct wined3d_volume *volume, struct wined3d_context *context, UINT level, BOOL srgb_mode)
{
const struct wined3d_gl_info *gl_info = context->gl_info;
const struct wined3d_format *format = volume->resource.format;
TRACE("volume %p, context %p, level %u, srgb %#x, format %s (%#x).\n",
volume, context, level, srgb_mode, debug_d3dformat(format->id), format->id);
volume_bind_and_dirtify(volume, context);
ENTER_GL();
GL_EXTCALL(glTexImage3DEXT(GL_TEXTURE_3D, level, format->glInternal,
volume->resource.width, volume->resource.height, volume->resource.depth,
0, format->glFormat, format->glType, volume->resource.allocatedMemory));
checkGLcall("glTexImage3D");
LEAVE_GL();
/* When adding code releasing volume->resource.allocatedMemory to save
* data keep in mind that GL_UNPACK_CLIENT_STORAGE_APPLE is enabled by
* default if supported(GL_APPLE_client_storage). Thus do not release
* volume->resource.allocatedMemory if GL_APPLE_client_storage is
* supported. */
}
/* Do not call while under the GL lock. */
static void volume_unload(struct wined3d_resource *resource)
{
TRACE("texture %p.\n", resource);
/* The whole content is shadowed on This->resource.allocatedMemory, and
* the texture name is managed by the VolumeTexture container. */
resource_unload(resource);
}
ULONG CDECL wined3d_volume_incref(struct wined3d_volume *volume)
{
ULONG refcount;
if (volume->container)
{
TRACE("Forwarding to container %p.\n", volume->container);
return wined3d_texture_incref(volume->container);
}
refcount = InterlockedIncrement(&volume->resource.ref);
TRACE("%p increasing refcount to %u.\n", volume, refcount);
return refcount;
}
/* Do not call while under the GL lock. */
ULONG CDECL wined3d_volume_decref(struct wined3d_volume *volume)
{
ULONG refcount;
if (volume->container)
{
TRACE("Forwarding to container %p.\n", volume->container);
return wined3d_texture_decref(volume->container);
}
refcount = InterlockedDecrement(&volume->resource.ref);
TRACE("%p decreasing refcount to %u.\n", volume, refcount);
if (!refcount)
{
resource_cleanup(&volume->resource);
volume->resource.parent_ops->wined3d_object_destroyed(volume->resource.parent);
HeapFree(GetProcessHeap(), 0, volume);
}
return refcount;
}
void * CDECL wined3d_volume_get_parent(const struct wined3d_volume *volume)
{
TRACE("volume %p.\n", volume);
return volume->resource.parent;
}
DWORD CDECL wined3d_volume_set_priority(struct wined3d_volume *volume, DWORD priority)
{
return resource_set_priority(&volume->resource, priority);
}
DWORD CDECL wined3d_volume_get_priority(const struct wined3d_volume *volume)
{
return resource_get_priority(&volume->resource);
}
/* Do not call while under the GL lock. */
void CDECL wined3d_volume_preload(struct wined3d_volume *volume)
{
FIXME("volume %p stub!\n", volume);
}
struct wined3d_resource * CDECL wined3d_volume_get_resource(struct wined3d_volume *volume)
{
TRACE("volume %p.\n", volume);
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return &volume->resource;
}
HRESULT CDECL wined3d_volume_map(struct wined3d_volume *volume,
WINED3DLOCKED_BOX *locked_box, const WINED3DBOX *box, DWORD flags)
{
TRACE("volume %p, locked_box %p, box %p, flags %#x.\n",
volume, locked_box, box, flags);
if (!volume->resource.allocatedMemory)
volume->resource.allocatedMemory = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, volume->resource.size);
TRACE("allocatedMemory %p.\n", volume->resource.allocatedMemory);
locked_box->RowPitch = volume->resource.format->byte_count * volume->resource.width; /* Bytes / row */
locked_box->SlicePitch = volume->resource.format->byte_count
* volume->resource.width * volume->resource.height; /* Bytes / slice */
if (!box)
{
TRACE("No box supplied - all is ok\n");
locked_box->pBits = volume->resource.allocatedMemory;
volume->lockedBox.Left = 0;
volume->lockedBox.Top = 0;
volume->lockedBox.Front = 0;
volume->lockedBox.Right = volume->resource.width;
volume->lockedBox.Bottom = volume->resource.height;
volume->lockedBox.Back = volume->resource.depth;
}
else
{
TRACE("Lock Box (%p) = l %d, t %d, r %d, b %d, fr %d, ba %d\n",
box, box->Left, box->Top, box->Right, box->Bottom, box->Front, box->Back);
locked_box->pBits = volume->resource.allocatedMemory
+ (locked_box->SlicePitch * box->Front) /* FIXME: is front < back or vica versa? */
+ (locked_box->RowPitch * box->Top)
+ (box->Left * volume->resource.format->byte_count);
volume->lockedBox.Left = box->Left;
volume->lockedBox.Top = box->Top;
volume->lockedBox.Front = box->Front;
volume->lockedBox.Right = box->Right;
volume->lockedBox.Bottom = box->Bottom;
volume->lockedBox.Back = box->Back;
}
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if (!(flags & (WINED3DLOCK_NO_DIRTY_UPDATE | WINED3DLOCK_READONLY)))
{
volume_add_dirty_box(volume, &volume->lockedBox);
wined3d_texture_set_dirty(volume->container, TRUE);
}
volume->locked = TRUE;
TRACE("Returning memory %p, row pitch %d, slice pitch %d.\n",
locked_box->pBits, locked_box->RowPitch, locked_box->SlicePitch);
return WINED3D_OK;
}
struct wined3d_volume * CDECL wined3d_volume_from_resource(struct wined3d_resource *resource)
{
return volume_from_resource(resource);
}
HRESULT CDECL wined3d_volume_unmap(struct wined3d_volume *volume)
{
TRACE("volume %p.\n", volume);
if (!volume->locked)
{
WARN("Trying to unlock unlocked volume %p.\n", volume);
return WINED3DERR_INVALIDCALL;
}
volume->locked = FALSE;
memset(&volume->lockedBox, 0, sizeof(volume->lockedBox));
return WINED3D_OK;
}
static const struct wined3d_resource_ops volume_resource_ops =
{
volume_unload,
};
static HRESULT volume_init(struct wined3d_volume *volume, struct wined3d_device *device, UINT width,
UINT height, UINT depth, DWORD usage, enum wined3d_format_id format_id, WINED3DPOOL pool,
void *parent, const struct wined3d_parent_ops *parent_ops)
{
const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
const struct wined3d_format *format = wined3d_get_format(gl_info, format_id);
HRESULT hr;
if (!gl_info->supported[EXT_TEXTURE3D])
{
WARN("Volume cannot be created - no volume texture support.\n");
return WINED3DERR_INVALIDCALL;
}
hr = resource_init(&volume->resource, device, WINED3DRTYPE_VOLUME, format,
WINED3DMULTISAMPLE_NONE, 0, usage, pool, width, height, depth,
width * height * depth * format->byte_count, parent, parent_ops,
&volume_resource_ops);
if (FAILED(hr))
{
WARN("Failed to initialize resource, returning %#x.\n", hr);
return hr;
}
volume->lockable = TRUE;
volume->locked = FALSE;
memset(&volume->lockedBox, 0, sizeof(volume->lockedBox));
volume->dirty = TRUE;
volume_add_dirty_box(volume, NULL);
return WINED3D_OK;
}
HRESULT CDECL wined3d_volume_create(struct wined3d_device *device, UINT width, UINT height,
UINT depth, DWORD usage, enum wined3d_format_id format_id, WINED3DPOOL pool, void *parent,
const struct wined3d_parent_ops *parent_ops, struct wined3d_volume **volume)
{
struct wined3d_volume *object;
HRESULT hr;
TRACE("device %p, width %u, height %u, depth %u, usage %#x, format %s, pool %s\n",
device, width, height, depth, usage, debug_d3dformat(format_id), debug_d3dpool(pool));
TRACE("parent %p, parent_ops %p, volume %p.\n", parent, parent_ops, volume);
object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
if (!object)
{
ERR("Out of memory\n");
*volume = NULL;
return WINED3DERR_OUTOFVIDEOMEMORY;
}
hr = volume_init(object, device, width, height, depth, usage, format_id, pool, parent, parent_ops);
if (FAILED(hr))
{
WARN("Failed to initialize volume, returning %#x.\n", hr);
HeapFree(GetProcessHeap(), 0, object);
return hr;
}
TRACE("Created volume %p.\n", object);
*volume = object;
return WINED3D_OK;
}