Nicolas Capens | d354537 | 2019-08-09 13:59:18 -0400 | [diff] [blame] | 1 | // Copyright 2019 The SwiftShader Authors. All Rights Reserved. |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
Hernan Liatis | c6eb41b | 2019-02-22 11:12:59 -0800 | [diff] [blame] | 4 | // you may not use this file except in compliance with the License. |
| 5 | // You may obtain a copy of the License at |
| 6 | // |
| 7 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | // See the License for the specific language governing permissions and |
| 13 | // limitations under the License. |
| 14 | |
| 15 | #include "XlibSurfaceKHR.hpp" |
| 16 | |
Hernan Liatis | 6b12a50 | 2019-03-01 15:06:13 -0800 | [diff] [blame] | 17 | #include "Vulkan/VkDeviceMemory.hpp" |
Alexis Hetu | 63ae924 | 2019-06-06 13:52:15 -0400 | [diff] [blame] | 18 | #include "Vulkan/VkImage.hpp" |
Hernan Liatis | 6b12a50 | 2019-03-01 15:06:13 -0800 | [diff] [blame] | 19 | |
Hernan Liatis | c6eb41b | 2019-02-22 11:12:59 -0800 | [diff] [blame] | 20 | namespace vk { |
| 21 | |
| 22 | XlibSurfaceKHR::XlibSurfaceKHR(const VkXlibSurfaceCreateInfoKHR *pCreateInfo, void *mem) : |
Alexis Hetu | 63ae924 | 2019-06-06 13:52:15 -0400 | [diff] [blame] | 23 | pDisplay(pCreateInfo->dpy), |
| 24 | window(pCreateInfo->window) |
Hernan Liatis | 6b12a50 | 2019-03-01 15:06:13 -0800 | [diff] [blame] | 25 | { |
| 26 | int screen = DefaultScreen(pDisplay); |
| 27 | gc = libX11->XDefaultGC(pDisplay, screen); |
| 28 | |
| 29 | XVisualInfo xVisual; |
| 30 | Status status = libX11->XMatchVisualInfo(pDisplay, screen, 32, TrueColor, &xVisual); |
| 31 | bool match = (status != 0 && xVisual.blue_mask ==0xFF); |
Hernan Liatis | f945a5e | 2019-03-06 15:31:04 -0800 | [diff] [blame] | 32 | visual = match ? xVisual.visual : libX11->XDefaultVisual(pDisplay, screen); |
Hernan Liatis | c6eb41b | 2019-02-22 11:12:59 -0800 | [diff] [blame] | 33 | } |
| 34 | |
Hernan Liatis | 6b12a50 | 2019-03-01 15:06:13 -0800 | [diff] [blame] | 35 | void XlibSurfaceKHR::destroySurface(const VkAllocationCallbacks *pAllocator) |
| 36 | { |
Hernan Liatis | f945a5e | 2019-03-06 15:31:04 -0800 | [diff] [blame] | 37 | |
Hernan Liatis | c6eb41b | 2019-02-22 11:12:59 -0800 | [diff] [blame] | 38 | } |
| 39 | |
Hernan Liatis | 6b12a50 | 2019-03-01 15:06:13 -0800 | [diff] [blame] | 40 | size_t XlibSurfaceKHR::ComputeRequiredAllocationSize(const VkXlibSurfaceCreateInfoKHR *pCreateInfo) |
| 41 | { |
Hernan Liatis | c6eb41b | 2019-02-22 11:12:59 -0800 | [diff] [blame] | 42 | return 0; |
| 43 | } |
| 44 | |
Hernan Liatis | 6b12a50 | 2019-03-01 15:06:13 -0800 | [diff] [blame] | 45 | void XlibSurfaceKHR::getSurfaceCapabilities(VkSurfaceCapabilitiesKHR *pSurfaceCapabilities) const |
| 46 | { |
Hernan Liatis | c6eb41b | 2019-02-22 11:12:59 -0800 | [diff] [blame] | 47 | SurfaceKHR::getSurfaceCapabilities(pSurfaceCapabilities); |
| 48 | |
| 49 | XWindowAttributes attr; |
| 50 | libX11->XGetWindowAttributes(pDisplay, window, &attr); |
| 51 | VkExtent2D extent = {static_cast<uint32_t>(attr.width), static_cast<uint32_t>(attr.height)}; |
| 52 | |
| 53 | pSurfaceCapabilities->currentExtent = extent; |
| 54 | pSurfaceCapabilities->minImageExtent = extent; |
| 55 | pSurfaceCapabilities->maxImageExtent = extent; |
| 56 | } |
| 57 | |
Hernan Liatis | f945a5e | 2019-03-06 15:31:04 -0800 | [diff] [blame] | 58 | void XlibSurfaceKHR::attachImage(PresentImage* image) |
Hernan Liatis | 6b12a50 | 2019-03-01 15:06:13 -0800 | [diff] [blame] | 59 | { |
Hernan Liatis | 6b12a50 | 2019-03-01 15:06:13 -0800 | [diff] [blame] | 60 | XWindowAttributes attr; |
| 61 | libX11->XGetWindowAttributes(pDisplay, window, &attr); |
| 62 | |
Alexis Hetu | 63ae924 | 2019-06-06 13:52:15 -0400 | [diff] [blame] | 63 | VkExtent3D extent = image->getImage()->getMipLevelExtent(VK_IMAGE_ASPECT_COLOR_BIT, 0); |
Hernan Liatis | 6b12a50 | 2019-03-01 15:06:13 -0800 | [diff] [blame] | 64 | |
Alexis Hetu | 63ae924 | 2019-06-06 13:52:15 -0400 | [diff] [blame] | 65 | int bytes_per_line = image->getImage()->rowPitchBytes(VK_IMAGE_ASPECT_COLOR_BIT, 0); |
| 66 | char* buffer = static_cast<char*>(image->getImageMemory()->getOffsetPointer(0)); |
Hernan Liatis | f945a5e | 2019-03-06 15:31:04 -0800 | [diff] [blame] | 67 | |
| 68 | XImage* xImage = libX11->XCreateImage(pDisplay, visual, attr.depth, ZPixmap, 0, buffer, extent.width, extent.height, 32, bytes_per_line); |
| 69 | |
| 70 | imageMap[image] = xImage; |
| 71 | } |
| 72 | |
| 73 | void XlibSurfaceKHR::detachImage(PresentImage* image) |
| 74 | { |
| 75 | auto it = imageMap.find(image); |
| 76 | if(it != imageMap.end()) |
| 77 | { |
| 78 | XImage* xImage = it->second; |
| 79 | xImage->data = nullptr; // the XImage does not actually own the buffer |
| 80 | XDestroyImage(xImage); |
| 81 | imageMap.erase(image); |
| 82 | } |
| 83 | } |
| 84 | |
| 85 | void XlibSurfaceKHR::present(PresentImage* image) |
| 86 | { |
| 87 | auto it = imageMap.find(image); |
| 88 | if(it != imageMap.end()) |
| 89 | { |
| 90 | XImage* xImage = it->second; |
| 91 | |
| 92 | if(xImage->data) |
| 93 | { |
Alexis Hetu | 63ae924 | 2019-06-06 13:52:15 -0400 | [diff] [blame] | 94 | VkExtent3D extent = image->getImage()->getMipLevelExtent(VK_IMAGE_ASPECT_COLOR_BIT, 0); |
Hernan Liatis | f945a5e | 2019-03-06 15:31:04 -0800 | [diff] [blame] | 95 | libX11->XPutImage(pDisplay, window, gc, xImage, 0, 0, 0, 0, extent.width, extent.height); |
| 96 | } |
| 97 | } |
Hernan Liatis | 6b12a50 | 2019-03-01 15:06:13 -0800 | [diff] [blame] | 98 | } |
| 99 | |
Hernan Liatis | c6eb41b | 2019-02-22 11:12:59 -0800 | [diff] [blame] | 100 | } |