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wined3d: Introduce wined3d_buffer_prepapre_location(). 

Signed-off-by: Józef Kucia <jkucia@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Józef Kucia 2016-10-20 12:50:50 +02:00 committed by Alexandre Julliard
parent 686cfe3aaf
commit 171e272f85
1 changed files with 28 additions and 2 deletions
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30
dlls/wined3d/buffer.c
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@ -538,6 +538,32 @@ ULONG CDECL wined3d_buffer_incref(struct wined3d_buffer *buffer)
return refcount;
}
static BOOL wined3d_buffer_prepare_location(struct wined3d_buffer *buffer,
struct wined3d_context *context, DWORD location)
{
switch (location)
{
case WINED3D_LOCATION_SYSMEM:
if (buffer->resource.heap_memory)
return TRUE;
if (!wined3d_resource_allocate_sysmem(&buffer->resource))
{
ERR("Failed to allocate system memory.\n");
return FALSE;
}
return TRUE;
case WINED3D_LOCATION_BUFFER:
FIXME("Not implemented yet.\n");
return FALSE;
default:
ERR("Invalid location %s.\n", wined3d_debug_location(location));
return FALSE;
}
}
/* Context activation is done by the caller. */
BYTE *wined3d_buffer_load_sysmem(struct wined3d_buffer *buffer, struct wined3d_context *context)
{
@ -547,8 +573,8 @@ BYTE *wined3d_buffer_load_sysmem(struct wined3d_buffer *buffer, struct wined3d_c
if (buffer->resource.heap_memory)
return buffer->resource.heap_memory;
if (!wined3d_resource_allocate_sysmem(&buffer->resource))
ERR("Failed to allocate system memory.\n");
if (!wined3d_buffer_prepare_location(buffer, context, WINED3D_LOCATION_SYSMEM))
return NULL;
buffer_bind(buffer, context);
GL_EXTCALL(glGetBufferSubData(buffer->buffer_type_hint, 0, buffer->resource.size, buffer->resource.heap_memory));