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wined3d: Avoid destroying contexts that are current in another thread.

This commit is contained in:
Henri Verbeet 2009-07-22 10:41:06 +02:00 committed by Alexandre Julliard
parent 1a43030664
commit 377cda97e7
2 changed files with 90 additions and 46 deletions
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124
dlls/wined3d/context.c
View File

@ -558,6 +558,59 @@ void context_resource_released(IWineD3DDevice *iface, IWineD3DResource *resource
}
}
static void context_destroy_gl_resources(struct WineD3DContext *context)
{
const struct wined3d_gl_info *gl_info = context->gl_info;
struct fbo_entry *entry, *entry2;
BOOL has_glctx;
has_glctx = pwglMakeCurrent(context->hdc, context->glCtx);
if (!has_glctx) WARN("Failed to activate context. Window already destroyed?\n");
ENTER_GL();
LIST_FOR_EACH_ENTRY_SAFE(entry, entry2, &context->fbo_list, struct fbo_entry, entry) {
if (!has_glctx) entry->id = 0;
context_destroy_fbo_entry(context, entry);
}
if (has_glctx)
{
if (context->src_fbo)
{
TRACE("Destroy src FBO %d\n", context->src_fbo);
context_destroy_fbo(context, &context->src_fbo);
}
if (context->dst_fbo)
{
TRACE("Destroy dst FBO %d\n", context->dst_fbo);
context_destroy_fbo(context, &context->dst_fbo);
}
if (context->dummy_arbfp_prog)
{
GL_EXTCALL(glDeleteProgramsARB(1, &context->dummy_arbfp_prog));
}
}
LEAVE_GL();
if (!pwglMakeCurrent(NULL, NULL))
{
ERR("Failed to disable GL context.\n");
}
if (context->isPBuffer)
{
GL_EXTCALL(wglReleasePbufferDCARB(context->pbuffer, context->hdc));
GL_EXTCALL(wglDestroyPbufferARB(context->pbuffer));
}
else
{
ReleaseDC(context->win_handle, context->hdc);
}
pwglDeleteContext(context->glCtx);
}
DWORD context_get_tls_idx(void)
{
return wined3d_context_tls_idx;
@ -583,6 +636,20 @@ BOOL context_set_current(struct WineD3DContext *ctx)
return TRUE;
}
if (old)
{
if (old->destroyed)
{
TRACE("Switching away from destroyed context %p.\n", old);
context_destroy_gl_resources(old);
HeapFree(GetProcessHeap(), 0, old);
}
else
{
old->current = 0;
}
}
if (ctx)
{
TRACE("Switching to D3D context %p, GL context %p, device context %p.\n", ctx, ctx->glCtx, ctx->hdc);
@ -591,6 +658,7 @@ BOOL context_set_current(struct WineD3DContext *ctx)
ERR("Failed to make GL context %p current on device context %p.\n", ctx->glCtx, ctx->hdc);
return FALSE;
}
ctx->current = 1;
}
else
{
@ -1205,7 +1273,6 @@ static void RemoveContextFromArray(IWineD3DDeviceImpl *This, WineD3DContext *con
{
if (This->contexts[i] == context)
{
HeapFree(GetProcessHeap(), 0, context);
found = TRUE;
break;
}
@ -1251,45 +1318,19 @@ static void RemoveContextFromArray(IWineD3DDeviceImpl *This, WineD3DContext *con
* context: Context to destroy
*
*****************************************************************************/
void DestroyContext(IWineD3DDeviceImpl *This, WineD3DContext *context) {
const struct wined3d_gl_info *gl_info = context->gl_info;
struct fbo_entry *entry, *entry2;
BOOL has_glctx;
void DestroyContext(IWineD3DDeviceImpl *This, WineD3DContext *context)
{
BOOL destroy;
TRACE("Destroying ctx %p\n", context);
/* The correct GL context needs to be active to cleanup the GL resources below */
has_glctx = pwglMakeCurrent(context->hdc, context->glCtx);
if (context->tid == GetCurrentThreadId() || !context->current)
{
context_destroy_gl_resources(context);
destroy = TRUE;
context_set_last_device(NULL);
if (!has_glctx) WARN("Failed to activate context. Window already destroyed?\n");
ENTER_GL();
LIST_FOR_EACH_ENTRY_SAFE(entry, entry2, &context->fbo_list, struct fbo_entry, entry) {
if (!has_glctx) entry->id = 0;
context_destroy_fbo_entry(context, entry);
}
if (has_glctx)
{
if (context->src_fbo)
{
TRACE("Destroy src FBO %d\n", context->src_fbo);
context_destroy_fbo(context, &context->src_fbo);
}
if (context->dst_fbo)
{
TRACE("Destroy dst FBO %d\n", context->dst_fbo);
context_destroy_fbo(context, &context->dst_fbo);
}
if (context->dummy_arbfp_prog)
{
GL_EXTCALL(glDeleteProgramsARB(1, &context->dummy_arbfp_prog));
}
}
LEAVE_GL();
if (This->activeContext == context)
{
This->activeContext = NULL;
@ -1300,16 +1341,17 @@ void DestroyContext(IWineD3DDeviceImpl *This, WineD3DContext *context) {
{
ERR("Failed to clear current D3D context.\n");
}
if(context->isPBuffer) {
GL_EXTCALL(wglReleasePbufferDCARB(context->pbuffer, context->hdc));
GL_EXTCALL(wglDestroyPbufferARB(context->pbuffer));
} else ReleaseDC(context->win_handle, context->hdc);
pwglDeleteContext(context->glCtx);
}
else
{
context->destroyed = 1;
destroy = FALSE;
}
HeapFree(GetProcessHeap(), 0, context->vshader_const_dirty);
HeapFree(GetProcessHeap(), 0, context->pshader_const_dirty);
RemoveContextFromArray(This, context);
if (destroy) HeapFree(GetProcessHeap(), 0, context);
}
/* GL locking is done by the caller */

4
dlls/wined3d/wined3d_private.h
View File

@ -1219,7 +1219,9 @@ struct WineD3DContext
WORD isPBuffer : 1;
WORD fog_enabled : 1;
WORD num_untracked_materials : 2; /* Max value 2 */
WORD padding : 3;
WORD current : 1;
WORD destroyed : 1;
WORD padding : 1;
BYTE texShaderBumpMap; /* MAX_TEXTURES, 8 */
BYTE lastWasPow2Texture; /* MAX_TEXTURES, 8 */
DWORD numbered_array_mask;