| /* |
| * Vulkan |
| * |
| * Copyright (C) 2014 LunarG, Inc. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included |
| * in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| * DEALINGS IN THE SOFTWARE. |
| */ |
| #include <assert.h> |
| #include <unordered_map> |
| #include "vk_dispatch_table_helper.h" |
| #include "vk_layer.h" |
| #include "vk_layer_table.h" |
| static device_table_map tableMap; |
| static instance_table_map tableInstanceMap; |
| |
| #define DISPATCH_MAP_DEBUG 0 |
| |
| // Map lookup must be thread safe |
| VkLayerDispatchTable *device_dispatch_table(VkObject object) |
| { |
| dispatch_key key = get_dispatch_key(object); |
| device_table_map::const_iterator it = tableMap.find((void *) key); |
| assert(it != tableMap.end() && "Not able to find device dispatch entry"); |
| return it->second; |
| } |
| |
| VkLayerInstanceDispatchTable *instance_dispatch_table(VkObject object) |
| { |
| dispatch_key key = get_dispatch_key(object); |
| instance_table_map::const_iterator it = tableInstanceMap.find((void *) key); |
| #if DISPATCH_MAP_DEBUG |
| if (it != tableInstanceMap.end()) { |
| fprintf(stderr, "instance_dispatch_table: map: %p, object: %p, key: %p, table: %p\n", &tableInstanceMap, object, key, it->second); |
| } else { |
| fprintf(stderr, "instance_dispatch_table: map: %p, object: %p, key: %p, table: UNKNOWN\n", &tableInstanceMap, object, key); |
| } |
| #endif |
| assert(it != tableInstanceMap.end() && "Not able to find instance dispatch entry"); |
| return it->second; |
| } |
| |
| void destroy_dispatch_table(device_table_map &map, dispatch_key key) |
| { |
| device_table_map::const_iterator it = map.find((void *) key); |
| #if DISPATCH_MAP_DEBUG |
| if (it != map.end()) { |
| fprintf(stderr, "destroy device dispatch_table: map: %p, key: %p, table: %p\n", &map, key, it->second); |
| } else { |
| fprintf(stderr, "destroy device dispatch table: map: %p, key: %p, table: UNKNOWN\n", &map, key); |
| assert(it != map.end()); |
| } |
| #endif |
| map.erase(key); |
| } |
| |
| void destroy_dispatch_table(instance_table_map &map, dispatch_key key) |
| { |
| instance_table_map::const_iterator it = map.find((void *) key); |
| #if DISPATCH_MAP_DEBUG |
| if (it != map.end()) { |
| fprintf(stderr, "destroy instance dispatch_table: map: %p, key: %p, table: %p\n", &map, key, it->second); |
| } else { |
| fprintf(stderr, "destroy instance dispatch table: map: %p, key: %p, table: UNKNOWN\n", &map, key); |
| assert(it != map.end()); |
| } |
| #endif |
| map.erase(key); |
| } |
| |
| void destroy_device_dispatch_table(dispatch_key key) |
| { |
| destroy_dispatch_table(tableMap, key); |
| } |
| |
| void destroy_instance_dispatch_table(dispatch_key key) |
| { |
| destroy_dispatch_table(tableInstanceMap, key); |
| } |
| |
| VkLayerDispatchTable *get_dispatch_table(device_table_map &map, VkObject object) |
| { |
| dispatch_key key = get_dispatch_key(object); |
| device_table_map::const_iterator it = map.find((void *) key); |
| #if DISPATCH_MAP_DEBUG |
| if (it != map.end()) { |
| fprintf(stderr, "instance_dispatch_table: map: %p, object: %p, key: %p, table: %p\n", &tableInstanceMap, object, key, it->second); |
| } else { |
| fprintf(stderr, "instance_dispatch_table: map: %p, object: %p, key: %p, table: UNKNOWN\n", &tableInstanceMap, object, key); |
| } |
| #endif |
| assert(it != map.end() && "Not able to find device dispatch entry"); |
| return it->second; |
| } |
| |
| VkLayerInstanceDispatchTable *get_dispatch_table(instance_table_map &map, VkObject object) |
| { |
| // VkLayerInstanceDispatchTable *pDisp = *(VkLayerInstanceDispatchTable **) object; |
| dispatch_key key = get_dispatch_key(object); |
| instance_table_map::const_iterator it = map.find((void *) key); |
| #if DISPATCH_MAP_DEBUG |
| if (it != map.end()) { |
| fprintf(stderr, "instance_dispatch_table: map: %p, object: %p, key: %p, table: %p\n", &tableInstanceMap, object, key, it->second); |
| } else { |
| fprintf(stderr, "instance_dispatch_table: map: %p, object: %p, key: %p, table: UNKNOWN\n", &tableInstanceMap, object, key); |
| } |
| #endif |
| assert(it != map.end() && "Not able to find instance dispatch entry"); |
| return it->second; |
| } |
| |
| /* Various dispatchable objects will use the same underlying dispatch table if they |
| * are created from that "parent" object. Thus use pointer to dispatch table |
| * as the key to these table maps. |
| * Instance -> PhysicalDevice |
| * Device -> CmdBuffer or Queue |
| * If use the object themselves as key to map then implies Create entrypoints have to be intercepted |
| * and a new key inserted into map */ |
| VkLayerInstanceDispatchTable * initInstanceTable(instance_table_map &map, const VkBaseLayerObject *instancew) |
| { |
| VkLayerInstanceDispatchTable *pTable; |
| assert(instancew); |
| VkLayerInstanceDispatchTable **ppDisp = (VkLayerInstanceDispatchTable **) instancew->baseObject; |
| |
| std::unordered_map<void *, VkLayerInstanceDispatchTable *>::const_iterator it = map.find((void *) *ppDisp); |
| if (it == map.end()) |
| { |
| pTable = new VkLayerInstanceDispatchTable; |
| map[(void *) *ppDisp] = pTable; |
| #if DISPATCH_MAP_DEBUG |
| fprintf(stderr, "New, Instance: map: %p, base object: %p, key: %p, table: %p\n", &map, instancew, *ppDisp, pTable); |
| #endif |
| assert(map.size() <= 1 && "Instance dispatch table map has more than one entry"); |
| } else |
| { |
| #if DISPATCH_MAP_DEBUG |
| fprintf(stderr, "Instance: map: %p, base object: %p, key: %p, table: %p\n", &map, instancew, *ppDisp, it->second); |
| #endif |
| return it->second; |
| } |
| |
| layer_init_instance_dispatch_table(pTable, instancew); |
| |
| return pTable; |
| } |
| |
| VkLayerInstanceDispatchTable * initInstanceTable(const VkBaseLayerObject *instancew) |
| { |
| return initInstanceTable(tableInstanceMap, instancew); |
| } |
| |
| VkLayerDispatchTable * initDeviceTable(device_table_map &map, const VkBaseLayerObject *devw) |
| { |
| VkLayerDispatchTable *layer_device_table = NULL; |
| assert(devw); |
| VkLayerDispatchTable **ppDisp = (VkLayerDispatchTable **) (devw->baseObject); |
| VkLayerDispatchTable *base_device_table = *ppDisp; |
| |
| std::unordered_map<void *, VkLayerDispatchTable *>::const_iterator it = map.find((void *) base_device_table); |
| if (it == map.end()) |
| { |
| layer_device_table = new VkLayerDispatchTable; |
| map[(void *) base_device_table] = layer_device_table; |
| #if DISPATCH_MAP_DEBUG |
| fprintf(stderr, "New, Device: map: %p, base object: %p, key: %p, table: %p\n", &map, devw, *ppDisp, layer_device_table); |
| #endif |
| } else |
| { |
| #if DISPATCH_MAP_DEBUG |
| fprintf(stderr, "Device: map: %p, base object: %p, key: %p, table: %p\n", &map, devw, *ppDisp, it->second); |
| #endif |
| return it->second; |
| } |
| |
| layer_initialize_dispatch_table(layer_device_table, devw); |
| |
| return layer_device_table; |
| } |
| |
| VkLayerDispatchTable * initDeviceTable(const VkBaseLayerObject *devw) |
| { |
| return initDeviceTable(tableMap, devw); |
| } |