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1 /*
2  * Copyright © 2016 Red Hat.
3  * Copyright © 2016 Bas Nieuwenhuizen
4  *
5  * based in part on anv driver which is:
6  * Copyright © 2015 Intel Corporation
7  *
8  * Permission is hereby granted, free of charge, to any person obtaining a
9  * copy of this software and associated documentation files (the "Software"),
10  * to deal in the Software without restriction, including without limitation
11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12  * and/or sell copies of the Software, and to permit persons to whom the
13  * Software is furnished to do so, subject to the following conditions:
14  *
15  * The above copyright notice and this permission notice (including the next
16  * paragraph) shall be included in all copies or substantial portions of the
17  * Software.
18  *
19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
22  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
23  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
24  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
25  * IN THE SOFTWARE.
26  */
27 #include "radv_private.h"
28 
29 #include "vk_util.h"
30 
radv_CreateRenderPass(VkDevice _device,const VkRenderPassCreateInfo * pCreateInfo,const VkAllocationCallbacks * pAllocator,VkRenderPass * pRenderPass)31 VkResult radv_CreateRenderPass(
32 	VkDevice                                    _device,
33 	const VkRenderPassCreateInfo*               pCreateInfo,
34 	const VkAllocationCallbacks*                pAllocator,
35 	VkRenderPass*                               pRenderPass)
36 {
37 	RADV_FROM_HANDLE(radv_device, device, _device);
38 	struct radv_render_pass *pass;
39 	size_t size;
40 	size_t attachments_offset;
41 	VkRenderPassMultiviewCreateInfoKHX *multiview_info = NULL;
42 
43 	assert(pCreateInfo->sType == VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO);
44 
45 	size = sizeof(*pass);
46 	size += pCreateInfo->subpassCount * sizeof(pass->subpasses[0]);
47 	attachments_offset = size;
48 	size += pCreateInfo->attachmentCount * sizeof(pass->attachments[0]);
49 
50 	pass = vk_alloc2(&device->alloc, pAllocator, size, 8,
51 			   VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
52 	if (pass == NULL)
53 		return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
54 
55 	memset(pass, 0, size);
56 	pass->attachment_count = pCreateInfo->attachmentCount;
57 	pass->subpass_count = pCreateInfo->subpassCount;
58 	pass->attachments = (void *) pass + attachments_offset;
59 
60 	vk_foreach_struct(ext, pCreateInfo->pNext) {
61 		switch(ext->sType) {
62 		case  VK_STRUCTURE_TYPE_RENDER_PASS_MULTIVIEW_CREATE_INFO_KHX:
63 			multiview_info = ( VkRenderPassMultiviewCreateInfoKHX*)ext;
64 			break;
65 		default:
66 			break;
67 		}
68 	}
69 
70 	for (uint32_t i = 0; i < pCreateInfo->attachmentCount; i++) {
71 		struct radv_render_pass_attachment *att = &pass->attachments[i];
72 
73 		att->format = pCreateInfo->pAttachments[i].format;
74 		att->samples = pCreateInfo->pAttachments[i].samples;
75 		att->load_op = pCreateInfo->pAttachments[i].loadOp;
76 		att->stencil_load_op = pCreateInfo->pAttachments[i].stencilLoadOp;
77 		att->initial_layout =  pCreateInfo->pAttachments[i].initialLayout;
78 		att->final_layout =  pCreateInfo->pAttachments[i].finalLayout;
79 		// att->store_op = pCreateInfo->pAttachments[i].storeOp;
80 		// att->stencil_store_op = pCreateInfo->pAttachments[i].stencilStoreOp;
81 	}
82 	uint32_t subpass_attachment_count = 0;
83 	VkAttachmentReference *p;
84 	for (uint32_t i = 0; i < pCreateInfo->subpassCount; i++) {
85 		const VkSubpassDescription *desc = &pCreateInfo->pSubpasses[i];
86 
87 		subpass_attachment_count +=
88 			desc->inputAttachmentCount +
89 			desc->colorAttachmentCount +
90 			(desc->pResolveAttachments ? desc->colorAttachmentCount : 0) +
91 			(desc->pDepthStencilAttachment != NULL);
92 	}
93 
94 	if (subpass_attachment_count) {
95 		pass->subpass_attachments =
96 			vk_alloc2(&device->alloc, pAllocator,
97 				    subpass_attachment_count * sizeof(VkAttachmentReference), 8,
98 				    VK_SYSTEM_ALLOCATION_SCOPE_OBJECT);
99 		if (pass->subpass_attachments == NULL) {
100 			vk_free2(&device->alloc, pAllocator, pass);
101 			return vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);
102 		}
103 	} else
104 		pass->subpass_attachments = NULL;
105 
106 	p = pass->subpass_attachments;
107 	for (uint32_t i = 0; i < pCreateInfo->subpassCount; i++) {
108 		const VkSubpassDescription *desc = &pCreateInfo->pSubpasses[i];
109 		struct radv_subpass *subpass = &pass->subpasses[i];
110 
111 		subpass->input_count = desc->inputAttachmentCount;
112 		subpass->color_count = desc->colorAttachmentCount;
113 		if (multiview_info)
114 			subpass->view_mask = multiview_info->pViewMasks[i];
115 
116 		if (desc->inputAttachmentCount > 0) {
117 			subpass->input_attachments = p;
118 			p += desc->inputAttachmentCount;
119 
120 			for (uint32_t j = 0; j < desc->inputAttachmentCount; j++) {
121 				subpass->input_attachments[j]
122 					= desc->pInputAttachments[j];
123 				if (desc->pInputAttachments[j].attachment != VK_ATTACHMENT_UNUSED)
124 					pass->attachments[desc->pInputAttachments[j].attachment].view_mask |= subpass->view_mask;
125 			}
126 		}
127 
128 		if (desc->colorAttachmentCount > 0) {
129 			subpass->color_attachments = p;
130 			p += desc->colorAttachmentCount;
131 
132 			for (uint32_t j = 0; j < desc->colorAttachmentCount; j++) {
133 				subpass->color_attachments[j]
134 					= desc->pColorAttachments[j];
135 				if (desc->pColorAttachments[j].attachment != VK_ATTACHMENT_UNUSED)
136 					pass->attachments[desc->pColorAttachments[j].attachment].view_mask |= subpass->view_mask;
137 			}
138 		}
139 
140 		subpass->has_resolve = false;
141 		if (desc->pResolveAttachments) {
142 			subpass->resolve_attachments = p;
143 			p += desc->colorAttachmentCount;
144 
145 			for (uint32_t j = 0; j < desc->colorAttachmentCount; j++) {
146 				uint32_t a = desc->pResolveAttachments[j].attachment;
147 				subpass->resolve_attachments[j]
148 					= desc->pResolveAttachments[j];
149 				if (a != VK_ATTACHMENT_UNUSED) {
150 					subpass->has_resolve = true;
151 					pass->attachments[desc->pResolveAttachments[j].attachment].view_mask |= subpass->view_mask;
152 				}
153 			}
154 		}
155 
156 		if (desc->pDepthStencilAttachment) {
157 			subpass->depth_stencil_attachment =
158 				*desc->pDepthStencilAttachment;
159 			if (desc->pDepthStencilAttachment->attachment != VK_ATTACHMENT_UNUSED)
160 				pass->attachments[desc->pDepthStencilAttachment->attachment].view_mask |= subpass->view_mask;
161 		} else {
162 			subpass->depth_stencil_attachment.attachment = VK_ATTACHMENT_UNUSED;
163 		}
164 	}
165 
166 	for (unsigned i = 0; i < pCreateInfo->dependencyCount; ++i) {
167 		uint32_t dst = pCreateInfo->pDependencies[i].dstSubpass;
168 		if (dst == VK_SUBPASS_EXTERNAL) {
169 			pass->end_barrier.src_stage_mask = pCreateInfo->pDependencies[i].srcStageMask;
170 			pass->end_barrier.src_access_mask = pCreateInfo->pDependencies[i].srcAccessMask;
171 			pass->end_barrier.dst_access_mask = pCreateInfo->pDependencies[i].dstAccessMask;
172 		} else {
173 			pass->subpasses[dst].start_barrier.src_stage_mask = pCreateInfo->pDependencies[i].srcStageMask;
174 			pass->subpasses[dst].start_barrier.src_access_mask = pCreateInfo->pDependencies[i].srcAccessMask;
175 			pass->subpasses[dst].start_barrier.dst_access_mask = pCreateInfo->pDependencies[i].dstAccessMask;
176 		}
177 	}
178 
179 	*pRenderPass = radv_render_pass_to_handle(pass);
180 
181 	return VK_SUCCESS;
182 }
183 
radv_DestroyRenderPass(VkDevice _device,VkRenderPass _pass,const VkAllocationCallbacks * pAllocator)184 void radv_DestroyRenderPass(
185 	VkDevice                                    _device,
186 	VkRenderPass                                _pass,
187 	const VkAllocationCallbacks*                pAllocator)
188 {
189 	RADV_FROM_HANDLE(radv_device, device, _device);
190 	RADV_FROM_HANDLE(radv_render_pass, pass, _pass);
191 
192 	if (!_pass)
193 		return;
194 	vk_free2(&device->alloc, pAllocator, pass->subpass_attachments);
195 	vk_free2(&device->alloc, pAllocator, pass);
196 }
197 
radv_GetRenderAreaGranularity(VkDevice device,VkRenderPass renderPass,VkExtent2D * pGranularity)198 void radv_GetRenderAreaGranularity(
199     VkDevice                                    device,
200     VkRenderPass                                renderPass,
201     VkExtent2D*                                 pGranularity)
202 {
203 	pGranularity->width = 1;
204 	pGranularity->height = 1;
205 }
206 
207