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 /* MESA: A hack to avoid #ifdefs in driver code. */ 21 #ifdef ANDROID 22 #include <system/window.h> 23 #include <vulkan/vulkan.h> 24 #else 25 typedef void *buffer_handle_t; 26 #endif 27 28 #ifdef __cplusplus 29 extern "C" { 30 #endif 31 32 #define VK_ANDROID_native_buffer 1 33 34 #define VK_ANDROID_NATIVE_BUFFER_EXTENSION_NUMBER 11 35 #define VK_ANDROID_NATIVE_BUFFER_SPEC_VERSION 5 36 #define VK_ANDROID_NATIVE_BUFFER_EXTENSION_NAME "VK_ANDROID_native_buffer" 37 38 #define VK_ANDROID_NATIVE_BUFFER_ENUM(type,id) ((type)(1000000000 + (1000 * (VK_ANDROID_NATIVE_BUFFER_EXTENSION_NUMBER - 1)) + (id))) 39 #define VK_STRUCTURE_TYPE_NATIVE_BUFFER_ANDROID VK_ANDROID_NATIVE_BUFFER_ENUM(VkStructureType, 0) 40 41 typedef struct { 42 VkStructureType sType; // must be VK_STRUCTURE_TYPE_NATIVE_BUFFER_ANDROID 43 const void* pNext; 44 45 // Buffer handle and stride returned from gralloc alloc() 46 buffer_handle_t handle; 47 int stride; 48 49 // Gralloc format and usage requested when the buffer was allocated. 50 int format; 51 int usage; 52 } VkNativeBufferANDROID; 53 54 typedef VkResult (VKAPI_PTR *PFN_vkGetSwapchainGrallocUsageANDROID)(VkDevice device, VkFormat format, VkImageUsageFlags imageUsage, int* grallocUsage); 55 typedef VkResult (VKAPI_PTR *PFN_vkAcquireImageANDROID)(VkDevice device, VkImage image, int nativeFenceFd, VkSemaphore semaphore, VkFence fence); 56 typedef VkResult (VKAPI_PTR *PFN_vkQueueSignalReleaseImageANDROID)(VkQueue queue, uint32_t waitSemaphoreCount, const VkSemaphore* pWaitSemaphores, VkImage image, int* pNativeFenceFd); 57 58 #ifndef VK_NO_PROTOTYPES 59 VKAPI_ATTR VkResult VKAPI_CALL vkGetSwapchainGrallocUsageANDROID( 60 VkDevice device, 61 VkFormat format, 62 VkImageUsageFlags imageUsage, 63 int* grallocUsage 64 ); 65 VKAPI_ATTR VkResult VKAPI_CALL vkAcquireImageANDROID( 66 VkDevice device, 67 VkImage image, 68 int nativeFenceFd, 69 VkSemaphore semaphore, 70 VkFence fence 71 ); 72 VKAPI_ATTR VkResult VKAPI_CALL vkQueueSignalReleaseImageANDROID( 73 VkQueue queue, 74 uint32_t waitSemaphoreCount, 75 const VkSemaphore* pWaitSemaphores, 76 VkImage image, 77 int* pNativeFenceFd 78 ); 79 // -- DEPRECATED -- 80 VKAPI_ATTR VkResult VKAPI_CALL vkImportNativeFenceANDROID( 81 VkDevice device, 82 VkSemaphore semaphore, 83 int nativeFenceFd 84 ); 85 VKAPI_ATTR VkResult VKAPI_CALL vkQueueSignalNativeFenceANDROID( 86 VkQueue queue, 87 int* pNativeFenceFd 88 ); 89 // ---------------- 90 #endif 91 92 #ifdef __cplusplus 93 } 94 #endif 95 96 #endif // __VK_ANDROID_NATIVE_BUFFER_H__ 97