return false;
}
-/* if(!(vkcmdbuf = vku_alloc_cmdbuf(vk_pool, VK_COMMAND_BUFFER_LEVEL_PRIMARY))) {
- fprintf(stderr, "failed to create primary command buffer\n");
- return false;
- } */
+ /* if(!(vkcmdbuf = vku_alloc_cmdbuf(vk_pool, VK_COMMAND_BUFFER_LEVEL_PRIMARY))) {
+ fprintf(stderr, "failed to create primary command buffer\n");
+ return false;
+ } */
return true;
}
return cmdbuf;
}
+bool vku_alloc_cmdbufs(VkCommandPool pool, VkCommandBufferLevel level, unsigned int count, VkCommandBuffer *buf_array)
+{
+ VkCommandBufferAllocateInfo cinf;
+ memset(&cinf, 0, sizeof cinf);
+
+ cinf.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
+ cinf.commandPool = vk_pool;
+ cinf.level = level;
+ cinf.commandBufferCount = count;
+
+ if(vkAllocateCommandBuffers(vk_device, &cinf, buf_array) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to allocate command buffer\n");
+ return false;
+ }
+
+ return true;
+}
+
void vku_free_cmdbuf(VkCommandPool pool, VkCommandBuffer buf)
{
vkFreeCommandBuffers(vk_device, pool, 1, &buf);
vkQueueSubmit(q, 1, &info, done_fence);
}
-VkSwapchainKHR vku_create_swapchain(VkSurfaceKHR surf, int xsz, int ysz, int n,
- VkPresentModeKHR pmode, VkSwapchainKHR prev)
+bool vku_get_surface_format(VkPhysicalDevice gpu, VkSurfaceKHR surface, VkSurfaceFormatKHR *sformat)
{
- VkSurfaceCapabilitiesKHR scap;
- vkGetPhysicalDeviceSurfaceCapabilitiesKHR(vk_physical, surf, &scap);
-
- VkPhysicalDeviceMemoryProperties mprops;
- vkGetPhysicalDeviceMemoryProperties(vk_physical, &mprops);
-
- uint32_t pmcnt;
- vkGetPhysicalDeviceSurfacePresentModesKHR(vk_physical, surf, &pmcnt, 0);
- VkPresentModeKHR scpm = VK_PRESENT_MODE_IMMEDIATE_KHR;
- VkExtent2D scext;
- scext.width = xsz;
- scext.height = ysz;
-
-// VkSurfaceTransformFlagBitsKHR pretransf;
-// if(scap.supportedTransforms & VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR) {
-// pretransf = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR;
-// } else {
-// pretransf = scap.currentTransform;
-// }
-
- VkSwapchainKHR sc;
- VkSwapchainCreateInfoKHR inf;
+ uint32_t fcount;
- VkSurfaceFormatKHR sformat;
- sformat.format = VK_FORMAT_B8G8R8A8_UNORM;
-
- memset(&inf, 0, sizeof inf);
- inf.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR;
- inf.surface = surf;
- inf.minImageCount = n;
- inf.imageFormat = sformat.format; /* TODO enumerate and choose */
- inf.imageColorSpace = sformat.colorSpace;
- inf.imageExtent = scext;
- inf.imageArrayLayers = 1;
- inf.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
- inf.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE; /* XXX make this an option? */
- inf.preTransform = VK_SURFACE_TRANSFORM_INHERIT_BIT_KHR;
- inf.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
- inf.presentMode = pmode;
- inf.oldSwapchain = VK_NULL_HANDLE;
- inf.clipped = VK_TRUE;
-
- if(vkCreateSwapchainKHR(vk_device, &inf, 0, &sc) != 0) {
- return 0;
+ if(vkGetPhysicalDeviceSurfaceFormatsKHR(vk_physical,
+ vk_surface, &fcount, 0) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to get format count for physical device.\n");
+ return false;
+ }
+ if(fcount == 0) {
+ fprintf(stderr, "No color formats were found.\n");
+ return false;
}
- return sc;
-}
-
-VkImage *vku_get_swapchain_images(VkSwapchainKHR sc, int *count)
-{
- uint32_t nimg;
- VkImage *images;
- if(vkGetSwapchainImagesKHR(vk_device, sc, &nimg, 0) != 0) {
- return 0;
+ VkSurfaceFormatKHR *formats = new VkSurfaceFormatKHR[fcount];
+ if(vkGetPhysicalDeviceSurfaceFormatsKHR(vk_physical, vk_surface,
+ &fcount, formats) != VK_SUCCESS) {
+ delete [] formats;
+ fprintf(stderr, "Failed to get surface formats.\n");
+ return false;
}
- images = new VkImage[nimg];
- vkGetSwapchainImagesKHR(vk_device, sc, &nimg, images);
- if(count) *count = (int)nimg;
- return images;
-}
+ *sformat = formats[0];
-VkImageView *vku_create_image_views(VkImage *images, int count)
-{
- VkImageView *iviews;
-
- iviews = new VkImageView[count];
- for(int i=0; i<count; i++) {
- VkImageViewCreateInfo inf;
- memset(&inf, 0, sizeof inf);
-
- inf.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
- inf.image = images[i];
- inf.viewType = VK_IMAGE_VIEW_TYPE_2D;
- inf.format = VK_FORMAT_B8G8R8A8_UNORM; //TODO
- inf.components.r = inf.components.g = inf.components.b =
- inf.components.a = VK_COMPONENT_SWIZZLE_IDENTITY;
- inf.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
- inf.subresourceRange.levelCount = 1;
- inf.subresourceRange.layerCount = 1;
-
- if(vkCreateImageView(vk_device, &inf, 0, iviews) != 0) {
- fprintf(stderr, "Failed to create image views.\n");
- delete iviews;
- return 0;
- }
+ if((fcount == 1) && (formats[0].format == VK_FORMAT_UNDEFINED)) {
+ sformat->format = VK_FORMAT_B8G8R8_UNORM;
}
- return iviews;
+ delete [] formats;
+ return true;
}
+
int vku_get_next_image(VkSwapchainKHR sc)
{
uint32_t next;
vkQueuePresentKHR(vk_queue, &inf);
}
-bool vku_create_renderpass()
-{
- VkAttachmentDescription attachments[2];
- memset(&attachments, 0, 2 * sizeof *attachments);
-
- /* color */
- attachments[0].format = VK_FORMAT_B8G8R8A8_UNORM;
- attachments[0].samples = VK_SAMPLE_COUNT_1_BIT;
- attachments[0].loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
- attachments[0].storeOp = VK_ATTACHMENT_STORE_OP_STORE;
- attachments[0].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
- attachments[0].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
- attachments[0].initialLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
- attachments[0].finalLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
-
- /* depth */
- attachments[1].format = VK_FORMAT_D32_SFLOAT_S8_UINT; //TODO
- attachments[1].samples = VK_SAMPLE_COUNT_1_BIT;
- attachments[1].loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
- attachments[1].storeOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
- attachments[1].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
- attachments[1].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
- attachments[1].initialLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
- attachments[1].finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
-
- VkAttachmentReference color_ref;
- color_ref.attachment = 0;
- color_ref.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
-
- VkAttachmentReference depth_ref;
- depth_ref.attachment = 1;
- depth_ref.layout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
-
- VkSubpassDescription subpass_desc;
- memset(&subpass_desc, 0, sizeof subpass_desc);
-
- subpass_desc.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
- subpass_desc.colorAttachmentCount = 1;
- subpass_desc.pColorAttachments = &color_ref;
- subpass_desc.pDepthStencilAttachment = &depth_ref;
-
- VkRenderPassCreateInfo inf;
- memset(&inf, 0, sizeof inf);
-
- inf.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
- inf.attachmentCount = 2;
- inf.pAttachments = attachments;
- inf.subpassCount = 1;
- inf.pSubpasses = &subpass_desc;
-
- if(vkCreateRenderPass(vk_device, &inf, 0, &vkrpass) != VK_SUCCESS) {
- return false;
- }
-
- return true;
-}
-
-bool vku_create_framebuffers(VkImageView *image_views, int count, int w, int h)
-{
- delete vkfbufs;
- vkfbufs = new VkFramebuffer[count];
-
- VkFramebufferCreateInfo inf;
- memset(&inf, 0, sizeof inf);
-
- inf.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
- inf.renderPass = vkrpass;
- inf.attachmentCount = count;
- inf.pAttachments = image_views;
- inf.width = w;
- inf.height = h;
- inf.layers = 1;
-
- for(int i=0; i<count; i++) {
- if(vkCreateFramebuffer(vk_device, &inf, 0, &vkfbufs[i]) != VK_SUCCESS) {
- fprintf(stderr, "Failed to create framebuffer for image view: %d\n", i);
- delete vkfbufs;
- return false;
- }
- }
- return true;
-}
-
struct vku_buffer *vku_create_buffer(int sz, unsigned int usage)
{
struct vku_buffer *buf;
return errmsg.c_str();
}
-bool vku_create_graphics_pipeline(VkPipelineLayout *layout)
-{
- VkGraphicsPipelineCreateInfo inf;
- memset(&inf, 0, sizeof inf);
-
- inf.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO;
- inf.layout = *layout;
- inf.renderPass = vkrpass;
-
- /* states */
-
- /* how primitives are assembled */
- VkPipelineInputAssemblyStateCreateInfo ias;
- memset(&ias, 0, sizeof ias);
- ias.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO;
- ias.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST;
-
- /* rasterisation */
- VkPipelineRasterizationStateCreateInfo rsi;
- memset(&rsi, 0, sizeof rsi);
- rsi.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO;
- rsi.polygonMode = VK_POLYGON_MODE_FILL;
- rsi.cullMode = VK_CULL_MODE_BACK_BIT;
- rsi.frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE;
- rsi.lineWidth = 1.0f;
-
- /* blend factors */
- VkPipelineColorBlendAttachmentState bas[1];
- memset(&bas[0], 0, sizeof bas[0]);
-
- VkPipelineColorBlendStateCreateInfo cbs;
- memset(&cbs, 0, sizeof cbs);
- cbs.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO;
- cbs.attachmentCount = 1;
- cbs.pAttachments = bas;
-
- /* number of viewport and scissors in this pipeline */
- VkPipelineViewportStateCreateInfo vs;
- memset(&vs, 0, sizeof vs);
- vs.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO;
- vs.viewportCount = 1;
- vs.scissorCount = 1;
-
- /* dynamic states: that can be changed later */
-// std::vector<VkDynamicState> ds_enabled;
-// ds_enabled.push_back(VK_DYNAMIC_STATE_VIEWPORT);
- //ds_enabled.push_back(VK_DYNAMIC_STATE_SCISSOR);
-// VkPipelineDynamicStateCreateInfo ds;
-// ds.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO;
-// ds.pDynamicStates = ds_enabled.data();
-// ds.dynamicStateCount = static_cast<uint32_t>(ds_enabled.size());
-
- /* depth tests */
- VkPipelineDepthStencilStateCreateInfo dsi;
- memset(&dsi, 0, sizeof dsi);
- dsi.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO;
- dsi.depthTestEnable = VK_TRUE;
- dsi.depthWriteEnable = VK_TRUE;
- dsi.depthCompareOp = VK_COMPARE_OP_LESS_OR_EQUAL;
- dsi.back.failOp = VK_STENCIL_OP_KEEP;
- dsi.back.passOp = VK_STENCIL_OP_KEEP;
- dsi.back.compareOp = VK_COMPARE_OP_ALWAYS;
- dsi.front = dsi.back;
-
- /* multisampling - must be set even if not used */
- VkPipelineMultisampleStateCreateInfo msi;
- memset(&msi, 0, sizeof msi);
- msi.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
- msi.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
-
- /* vertex input descriptions */
- VkVertexInputBindingDescription vib;
- memset(&vib, 0, sizeof vib);
- vib.stride = sizeof(Vec3);
- vib.inputRate = VK_VERTEX_INPUT_RATE_VERTEX;
-
- /* input attr bindings */
- VkVertexInputAttributeDescription via[2];
- memset(&via, 0, sizeof via);
- via[0].format = VK_FORMAT_R32G32B32A32_SFLOAT;
-
- return true;
-}
static const char *get_device_name_str(VkPhysicalDeviceType type)
{
projects / demo / blobdiff