| /* |
| * Copyright © 2015 Intel Corporation |
| * |
| * 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 (including the next |
| * paragraph) 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 "anv_private.h" |
| |
| VkResult anv_CreateRenderPass( |
| VkDevice _device, |
| const VkRenderPassCreateInfo* pCreateInfo, |
| const VkAllocationCallbacks* pAllocator, |
| VkRenderPass* pRenderPass) |
| { |
| ANV_FROM_HANDLE(anv_device, device, _device); |
| struct anv_render_pass *pass; |
| size_t size; |
| size_t attachments_offset; |
| |
| assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO); |
| |
| size = sizeof(*pass); |
| size += pCreateInfo->subpassCount * sizeof(pass->subpasses[0]); |
| attachments_offset = size; |
| size += pCreateInfo->attachmentCount * sizeof(pass->attachments[0]); |
| |
| pass = vk_alloc2(&device->alloc, pAllocator, size, 8, |
| VK_SYSTEM_ALLOCATION_SCOPE_OBJECT); |
| if (pass == NULL) |
| return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY); |
| |
| /* Clear the subpasses along with the parent pass. This required because |
| * each array member of anv_subpass must be a valid pointer if not NULL. |
| */ |
| memset(pass, 0, size); |
| pass->attachment_count = pCreateInfo->attachmentCount; |
| pass->subpass_count = pCreateInfo->subpassCount; |
| pass->attachments = (void *) pass + attachments_offset; |
| |
| pass->subpass_usages = |
| vk_zalloc2(&device->alloc, pAllocator, |
| pass->subpass_count * pass->attachment_count * |
| sizeof(*pass->subpass_usages), |
| 8, VK_SYSTEM_ALLOCATION_SCOPE_OBJECT); |
| if (pass->subpass_usages == NULL) { |
| vk_free2(&device->alloc, pAllocator, pass); |
| return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY); |
| } |
| |
| enum anv_subpass_usage *usages = pass->subpass_usages; |
| for (uint32_t i = 0; i < pCreateInfo->attachmentCount; i++) { |
| struct anv_render_pass_attachment *att = &pass->attachments[i]; |
| |
| att->format = pCreateInfo->pAttachments[i].format; |
| att->samples = pCreateInfo->pAttachments[i].samples; |
| att->usage = 0; |
| att->load_op = pCreateInfo->pAttachments[i].loadOp; |
| att->store_op = pCreateInfo->pAttachments[i].storeOp; |
| att->stencil_load_op = pCreateInfo->pAttachments[i].stencilLoadOp; |
| att->initial_layout = pCreateInfo->pAttachments[i].initialLayout; |
| att->final_layout = pCreateInfo->pAttachments[i].finalLayout; |
| att->subpass_usage = usages; |
| usages += pass->subpass_count; |
| } |
| |
| uint32_t subpass_attachment_count = 0, *p; |
| for (uint32_t i = 0; i < pCreateInfo->subpassCount; i++) { |
| const VkSubpassDescription *desc = &pCreateInfo->pSubpasses[i]; |
| |
| subpass_attachment_count += |
| desc->inputAttachmentCount + |
| desc->colorAttachmentCount + |
| /* Count colorAttachmentCount again for resolve_attachments */ |
| desc->colorAttachmentCount; |
| } |
| |
| pass->subpass_attachments = |
| vk_alloc2(&device->alloc, pAllocator, |
| subpass_attachment_count * sizeof(uint32_t), 8, |
| VK_SYSTEM_ALLOCATION_SCOPE_OBJECT); |
| if (pass->subpass_attachments == NULL) { |
| vk_free2(&device->alloc, pAllocator, pass->subpass_usages); |
| vk_free2(&device->alloc, pAllocator, pass); |
| return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY); |
| } |
| |
| p = pass->subpass_attachments; |
| for (uint32_t i = 0; i < pCreateInfo->subpassCount; i++) { |
| const VkSubpassDescription *desc = &pCreateInfo->pSubpasses[i]; |
| struct anv_subpass *subpass = &pass->subpasses[i]; |
| |
| subpass->input_count = desc->inputAttachmentCount; |
| subpass->color_count = desc->colorAttachmentCount; |
| |
| if (desc->inputAttachmentCount > 0) { |
| subpass->input_attachments = p; |
| p += desc->inputAttachmentCount; |
| |
| for (uint32_t j = 0; j < desc->inputAttachmentCount; j++) { |
| uint32_t a = desc->pInputAttachments[j].attachment; |
| subpass->input_attachments[j] = a; |
| pass->attachments[a].usage |= VK_IMAGE_USAGE_INPUT_ATTACHMENT_BIT; |
| pass->attachments[a].subpass_usage[i] |= ANV_SUBPASS_USAGE_INPUT; |
| pass->attachments[a].last_subpass_idx = i; |
| |
| if (desc->pDepthStencilAttachment && |
| a == desc->pDepthStencilAttachment->attachment) |
| subpass->has_ds_self_dep = true; |
| } |
| } |
| |
| if (desc->colorAttachmentCount > 0) { |
| subpass->color_attachments = p; |
| p += desc->colorAttachmentCount; |
| |
| for (uint32_t j = 0; j < desc->colorAttachmentCount; j++) { |
| uint32_t a = desc->pColorAttachments[j].attachment; |
| subpass->color_attachments[j] = a; |
| pass->attachments[a].usage |= VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT; |
| pass->attachments[a].subpass_usage[i] |= ANV_SUBPASS_USAGE_DRAW; |
| pass->attachments[a].last_subpass_idx = i; |
| } |
| } |
| |
| subpass->has_resolve = false; |
| if (desc->pResolveAttachments) { |
| subpass->resolve_attachments = p; |
| p += desc->colorAttachmentCount; |
| |
| for (uint32_t j = 0; j < desc->colorAttachmentCount; j++) { |
| uint32_t a = desc->pResolveAttachments[j].attachment; |
| subpass->resolve_attachments[j] = a; |
| if (a != VK_ATTACHMENT_UNUSED) { |
| subpass->has_resolve = true; |
| uint32_t color_att = desc->pColorAttachments[j].attachment; |
| pass->attachments[color_att].usage |= |
| VK_IMAGE_USAGE_TRANSFER_SRC_BIT; |
| pass->attachments[a].usage |= VK_IMAGE_USAGE_TRANSFER_DST_BIT; |
| |
| pass->attachments[color_att].subpass_usage[i] |= |
| ANV_SUBPASS_USAGE_RESOLVE_SRC; |
| pass->attachments[a].subpass_usage[i] |= |
| ANV_SUBPASS_USAGE_RESOLVE_DST; |
| pass->attachments[a].last_subpass_idx = i; |
| } |
| } |
| } |
| |
| if (desc->pDepthStencilAttachment) { |
| uint32_t a = desc->pDepthStencilAttachment->attachment; |
| subpass->depth_stencil_attachment = a; |
| subpass->depth_stencil_layout = |
| desc->pDepthStencilAttachment->layout; |
| if (a != VK_ATTACHMENT_UNUSED) { |
| pass->attachments[a].usage |= |
| VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT; |
| pass->attachments[a].subpass_usage[i] |= ANV_SUBPASS_USAGE_DRAW; |
| } |
| } else { |
| subpass->depth_stencil_attachment = VK_ATTACHMENT_UNUSED; |
| subpass->depth_stencil_layout = VK_IMAGE_LAYOUT_UNDEFINED; |
| } |
| } |
| |
| *pRenderPass = anv_render_pass_to_handle(pass); |
| |
| return VK_SUCCESS; |
| } |
| |
| void anv_DestroyRenderPass( |
| VkDevice _device, |
| VkRenderPass _pass, |
| const VkAllocationCallbacks* pAllocator) |
| { |
| ANV_FROM_HANDLE(anv_device, device, _device); |
| ANV_FROM_HANDLE(anv_render_pass, pass, _pass); |
| |
| if (!pass) |
| return; |
| |
| vk_free2(&device->alloc, pAllocator, pass->subpass_attachments); |
| vk_free2(&device->alloc, pAllocator, pass->subpass_usages); |
| vk_free2(&device->alloc, pAllocator, pass); |
| } |
| |
| void anv_GetRenderAreaGranularity( |
| VkDevice device, |
| VkRenderPass renderPass, |
| VkExtent2D* pGranularity) |
| { |
| ANV_FROM_HANDLE(anv_render_pass, pass, renderPass); |
| |
| /* This granularity satisfies HiZ fast clear alignment requirements |
| * for all sample counts. |
| */ |
| for (unsigned i = 0; i < pass->subpass_count; ++i) { |
| if (pass->subpasses[i].depth_stencil_attachment != |
| VK_ATTACHMENT_UNUSED) { |
| *pGranularity = (VkExtent2D) { .width = 8, .height = 4 }; |
| return; |
| } |
| } |
| |
| *pGranularity = (VkExtent2D) { 1, 1 }; |
| } |