1 /* 2 * Copyright 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef __VK_ANDROID_NATIVE_BUFFER_H__ 18 #define __VK_ANDROID_NATIVE_BUFFER_H__ 19 20 #include <system/window.h> 21 #include <vulkan/vulkan.h> 22 23 #ifdef __cplusplus 24 extern "C" { 25 #endif 26 27 #define VK_ANDROID_native_buffer 1 28 29 #define VK_ANDROID_NATIVE_BUFFER_EXTENSION_NUMBER 11 30 #define VK_ANDROID_NATIVE_BUFFER_SPEC_VERSION 5 31 #define VK_ANDROID_NATIVE_BUFFER_EXTENSION_NAME "VK_ANDROID_native_buffer" 32 33 #define VK_ANDROID_NATIVE_BUFFER_ENUM(type,id) ((type)(1000000000 + (1000 * (VK_ANDROID_NATIVE_BUFFER_EXTENSION_NUMBER - 1)) + (id))) 34 #define VK_STRUCTURE_TYPE_NATIVE_BUFFER_ANDROID VK_ANDROID_NATIVE_BUFFER_ENUM(VkStructureType, 0) 35 36 typedef struct { 37 VkStructureType sType; // must be VK_STRUCTURE_TYPE_NATIVE_BUFFER_ANDROID 38 const void* pNext; 39 40 // Buffer handle and stride returned from gralloc alloc() 41 buffer_handle_t handle; 42 int stride; 43 44 // Gralloc format and usage requested when the buffer was allocated. 45 int format; 46 int usage; 47 } VkNativeBufferANDROID; 48 49 typedef VkResult (VKAPI_PTR *PFN_vkGetSwapchainGrallocUsageANDROID)(VkDevice device, VkFormat format, VkImageUsageFlags imageUsage, int* grallocUsage); 50 typedef VkResult (VKAPI_PTR *PFN_vkAcquireImageANDROID)(VkDevice device, VkImage image, int nativeFenceFd, VkSemaphore semaphore, VkFence fence); 51 typedef VkResult (VKAPI_PTR *PFN_vkQueueSignalReleaseImageANDROID)(VkQueue queue, uint32_t waitSemaphoreCount, const VkSemaphore* pWaitSemaphores, VkImage image, int* pNativeFenceFd); 52 53 #ifndef VK_NO_PROTOTYPES 54 VKAPI_ATTR VkResult VKAPI_CALL vkGetSwapchainGrallocUsageANDROID( 55 VkDevice device, 56 VkFormat format, 57 VkImageUsageFlags imageUsage, 58 int* grallocUsage 59 ); 60 VKAPI_ATTR VkResult VKAPI_CALL vkAcquireImageANDROID( 61 VkDevice device, 62 VkImage image, 63 int nativeFenceFd, 64 VkSemaphore semaphore, 65 VkFence fence 66 ); 67 VKAPI_ATTR VkResult VKAPI_CALL vkQueueSignalReleaseImageANDROID( 68 VkQueue queue, 69 uint32_t waitSemaphoreCount, 70 const VkSemaphore* pWaitSemaphores, 71 VkImage image, 72 int* pNativeFenceFd 73 ); 74 // -- DEPRECATED -- 75 VKAPI_ATTR VkResult VKAPI_CALL vkImportNativeFenceANDROID( 76 VkDevice device, 77 VkSemaphore semaphore, 78 int nativeFenceFd 79 ); 80 VKAPI_ATTR VkResult VKAPI_CALL vkQueueSignalNativeFenceANDROID( 81 VkQueue queue, 82 int* pNativeFenceFd 83 ); 84 // ---------------- 85 #endif 86 87 #ifdef __cplusplus 88 } 89 #endif 90 91 #endif // __VK_ANDROID_NATIVE_BUFFER_H__ 92