+ }
+
+ VkImageViewCreateInfo div_inf;
+ memset(&div_inf, 0, sizeof div_inf);
+
+ div_inf.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
+ div_inf.image = dimg;
+ div_inf.format = dformat;
+ div_inf.subresourceRange.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT;
+ div_inf.subresourceRange.levelCount = 1;
+ div_inf.subresourceRange.layerCount = 1;
+ div_inf.viewType = VK_IMAGE_VIEW_TYPE_2D;
+
+ if(vkCreateImageView(vk_device, &div_inf, 0, &dview) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to create image view for depth buffer.\n");
+ return false;
+ }
+
+ return true;
+}
+
+static bool create_renderpass()
+{
+ VkSurfaceFormatKHR sformat;
+ if(!vku_get_surface_format(vk_physical, vk_surface, &sformat)) {
+ fprintf(stderr, "Failed to get surface format.\n");
+ return false;
+ }
+
+ VkAttachmentDescription att[2];
+ memset(&att, 0, (sizeof att[0]) * 2);
+
+ att[0].format = sformat.format;
+ att[0].samples = VK_SAMPLE_COUNT_1_BIT;
+ att[0].loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
+ att[0].storeOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
+ att[0].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
+ att[0].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
+ att[0].initialLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+ att[0].finalLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+
+ att[1].format = dformat;
+ att[1].samples = VK_SAMPLE_COUNT_1_BIT;
+ att[1].loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
+ att[1].storeOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
+ att[1].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
+ att[1].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
+ att[1].initialLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
+ att[1].finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
+
+ VkAttachmentReference cref;
+ memset(&cref, 0, sizeof cref);
+ cref.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+
+ VkAttachmentReference dref;
+ memset(&dref, 0, sizeof dref);
+ dref.attachment = 1;
+ dref.layout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
+
+ VkSubpassDescription sd;
+ memset(&sd, 0, sizeof sd);
+ sd.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
+ sd.colorAttachmentCount = 1;
+ sd.pColorAttachments = &cref;
+ sd.pDepthStencilAttachment = &dref;
+
+ VkRenderPassCreateInfo rinf;
+ memset(&rinf, 0, sizeof rinf);
+ rinf.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
+ rinf.attachmentCount = 2;
+ rinf.pAttachments = att;
+ rinf.subpassCount = 1;
+ rinf.pSubpasses = &sd;
+
+ if(vkCreateRenderPass(vk_device, &rinf, 0, &rpass) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to create rpass.\n");
+ return false;
+ }
+
+ return true;
+}
+
+static bool create_framebuffers()
+{
+ /* framebuffer attachments */
+ VkImageView fb_att[2];
+ fb_att[1] = dview;
+
+ VkFramebufferCreateInfo fbinf;
+ memset(&fbinf, 0, sizeof fbinf);
+ fbinf.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
+ fbinf.renderPass = rpass;
+ fbinf.attachmentCount = 2;
+ fbinf.pAttachments = fb_att;
+ fbinf.width = win_w;
+ fbinf.height = win_h;
+ fbinf.layers = 1;
+
+ for(int i=0; i<2; i++) {
+ fb_att[0] = iviews[i];
+ if(vkCreateFramebuffer(vk_device, &fbinf, 0, &fbs[i]) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to create framebuffer %i\n", i);
+ return false;
+ }
+ }
+ return true;
+}
+
+static bool create_pipelines()
+{
+ VkDescriptorSetLayoutBinding dslb[1];
+ memset(&dslb[0], 0, sizeof dslb[0]);
+ dslb[0].binding = 0;
+ dslb[0].descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
+ dslb[0].descriptorCount = 1;
+ dslb[0].stageFlags = VK_SHADER_STAGE_VERTEX_BIT;
+
+ VkDescriptorSetLayoutCreateInfo dslinf;
+ memset(&dslinf, 0, sizeof dslinf);
+ dslinf.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO;
+ dslinf.bindingCount = 1; //dslb.size();
+ dslinf.pBindings = dslb;
+
+ VkDescriptorSetLayout dsl;
+ if(vkCreateDescriptorSetLayout(vk_device, &dslinf, 0, &dsl) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to create descriptor set layout.\n");
+ return false;
+ }
+
+ VkPipelineLayoutCreateInfo pinf;
+ memset(&pinf, 0, sizeof pinf);
+ pinf.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO;
+ pinf.setLayoutCount = 1;
+ pinf.pSetLayouts = &dsl;
+
+ VkPipelineLayout pl;
+ if(vkCreatePipelineLayout(vk_device, &pinf, 0, &pl) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to create pipeline layout.\n");
+ return false;
+ }
+
+ VkPipelineCacheCreateInfo pcinf;
+ memset(&pcinf, 0, sizeof pcinf);
+ pcinf.sType = VK_STRUCTURE_TYPE_PIPELINE_CACHE_CREATE_INFO;
+
+ VkPipelineCache pcache;
+ if(vkCreatePipelineCache(vk_device, &pcinf, 0, &pcache) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to create pipeline cache.\n");
+ return false;
+ }
+
+ VkGraphicsPipelineCreateInfo ginf;
+ memset(&ginf, 0, sizeof ginf);
+ ginf.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
+ ginf.stageCount = 2;
+
+ return true;
+}
+
+static bool end_init_command_buffer(VkCommandBuffer *cb)
+{
+ if(vkEndCommandBuffer(*cb) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to end command buffer.\n");
+ return false;
+ }
+
+ VkSubmitInfo si;
+ memset(&si, 0, sizeof si);
+ si.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
+ si.commandBufferCount = 1;
+ si.pCommandBuffers = cb;
+
+ if(vkQueueSubmit(vk_queue, 1, &si, VK_NULL_HANDLE) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to submit null queue.\n");
+ return false;
+ }
+
+ if(vkQueueWaitIdle(vk_queue) != VK_SUCCESS) {
+ fprintf(stderr, "QueueWaitIdle failure!\n");
+ return false;
+ }
+
+ vkFreeCommandBuffers(vk_device, vk_pool, 1, cb);
+ *cb = VK_NULL_HANDLE;