diff options
Diffstat (limited to 'src/intel/vulkan/anv_pass.c')
| -rw-r--r-- | src/intel/vulkan/anv_pass.c | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/src/intel/vulkan/anv_pass.c b/src/intel/vulkan/anv_pass.c new file mode 100644 index 00000000000..d07e9fec6cc --- /dev/null +++ b/src/intel/vulkan/anv_pass.c @@ -0,0 +1,160 @@ +/* + * 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 = anv_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; + + for (uint32_t i = 0; i < pCreateInfo->attachmentCount; i++) { + struct anv_render_pass_attachment *att = &pass->attachments[i]; + + att->format = anv_format_for_vk_format(pCreateInfo->pAttachments[i].format); + att->samples = pCreateInfo->pAttachments[i].samples; + att->load_op = pCreateInfo->pAttachments[i].loadOp; + att->stencil_load_op = pCreateInfo->pAttachments[i].stencilLoadOp; + // att->store_op = pCreateInfo->pAttachments[i].storeOp; + // att->stencil_store_op = pCreateInfo->pAttachments[i].stencilStoreOp; + } + + 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 = + anv_alloc2(&device->alloc, pAllocator, + subpass_attachment_count * sizeof(uint32_t), 8, + VK_SYSTEM_ALLOCATION_SCOPE_OBJECT); + if (pass->subpass_attachments == NULL) { + anv_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++) { + subpass->input_attachments[j] + = desc->pInputAttachments[j].attachment; + } + } + + if (desc->colorAttachmentCount > 0) { + subpass->color_attachments = p; + p += desc->colorAttachmentCount; + + for (uint32_t j = 0; j < desc->colorAttachmentCount; j++) { + subpass->color_attachments[j] + = desc->pColorAttachments[j].attachment; + } + } + + 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; + } + } + + if (desc->pDepthStencilAttachment) { + subpass->depth_stencil_attachment = + desc->pDepthStencilAttachment->attachment; + } else { + subpass->depth_stencil_attachment = VK_ATTACHMENT_UNUSED; + } + } + + *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); + + anv_free2(&device->alloc, pAllocator, pass->subpass_attachments); + anv_free2(&device->alloc, pAllocator, pass); +} + +void anv_GetRenderAreaGranularity( + VkDevice device, + VkRenderPass renderPass, + VkExtent2D* pGranularity) +{ + *pGranularity = (VkExtent2D) { 1, 1 }; +} |