/* global variables */
VkPhysicalDevice vk_physical;
VkDevice vk_device;
-VkCommandPool vk_pool;
+VkInstance vk_instance;
VkQueue vk_queue;
+int vk_qfamily;
+VkCommandPool vk_pool;
VkSurfaceKHR vk_surface;
VkSwapchainKHR vk_swapchain;
-
-VkPipeline *vkgparent_pipeline;
-VkFramebuffer *vkfbufs;
-VkRenderPass vkrpass;
-VkInstance vkinst;
-VkCommandBuffer vkcmdbuf; /* primary command buffer */
-int vkqfamily;
-
-VkSemaphore vk_img_avail_sema;
-VkSemaphore vk_rend_done_sema;
-VkImage *vkswapchain_images;
-VkImageView *vkswapchain_views;
-int vknum_swapchain_images;
-int vk_curr_swapchain_image;
+VkDescriptorPool vk_dpool;
/* static functions */
static const char *get_device_name_str(VkPhysicalDeviceType type);
inst_info.ppEnabledExtensionNames = ext_names;
inst_info.enabledExtensionCount = sizeof ext_names / sizeof *ext_names;
- if(vkCreateInstance(&inst_info, 0, &vkinst) != 0) {
+ if(vkCreateInstance(&inst_info, 0, &vk_instance) != 0) {
fprintf(stderr, "failed to create vulkan instance\n");
return false;
}
printf("created vulkan instance\n");
- if(vkEnumeratePhysicalDevices(vkinst, &num_devices, 0) != 0) {
+ if(vkEnumeratePhysicalDevices(vk_instance, &num_devices, 0) != 0) {
fprintf(stderr, "failed to enumerate vulkan physical devices\n");
return false;
}
phys_devices = new VkPhysicalDevice[num_devices];
- if(vkEnumeratePhysicalDevices(vkinst, &num_devices, phys_devices) != 0) {
+ if(vkEnumeratePhysicalDevices(vk_instance, &num_devices, phys_devices) != 0) {
fprintf(stderr, "failed to enumerate vulkan physical devices\n");
return false;
}
printf("created device %d\n", sel_dev);
vk_physical = phys_devices[sel_dev];
- vkqfamily = sel_qfamily;
+ vk_qfamily = sel_qfamily;
vkGetDeviceQueue(vk_device, sel_qfamily, 0, &vk_queue);
void vku_cleanup()
{
- if(vkinst) {
+ if(vk_instance) {
vkDeviceWaitIdle(vk_device);
vkDestroyCommandPool(vk_device, vk_pool, 0);
- vkDestroySemaphore(vk_device, vk_img_avail_sema, 0);
- vkDestroySemaphore(vk_device, vk_rend_done_sema, 0);
-
vkDestroyDevice(vk_device, 0);
- vkDestroyInstance(vkinst, 0);
- vkinst = 0;
+ vkDestroyInstance(vk_instance, 0);
+ vk_instance = 0;
}
delete [] phys_devices;
phys_devices = 0;
}
-bool vku_create_semaphores()
-{
- VkSemaphoreCreateInfo sinf;
- memset(&sinf, 0, sizeof sinf);
-
- sinf.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO;
- if(vkCreateSemaphore(vk_device, &sinf, 0, &vk_img_avail_sema) != VK_SUCCESS) {
- fprintf(stderr, "Failed to create semaphore\n");
- return false;
- }
-
- if(vkCreateSemaphore(vk_device, &sinf, 0, &vk_rend_done_sema) != VK_SUCCESS) {
- fprintf(stderr, "Failed to create semaphore\n");
- return false;
- }
-
- return true;
-}
-
VkCommandBuffer vku_alloc_cmdbuf(VkCommandPool pool, VkCommandBufferLevel level)
{
VkCommandBuffer cmdbuf;
}
}
+bool vku_update_buffer(vku_buffer *buf, int size, void *data)
+{
+ uint8_t *pdata;
+ if(vkMapMemory(vk_device, buf->mem_pool, 0, size, 0, (void**)&pdata) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to map memory.\n");
+ return false;
+ }
+ memcpy(pdata, data, size);
+ vkUnmapMemory(vk_device, buf->mem_pool);
+
+ return true;
+}
+
void vku_cmd_copybuf(VkCommandBuffer cmdbuf, VkBuffer dest, int doffs,
VkBuffer src, int soffs, int size)
{
sprintf(str, "%ld.%ld %s", sz / 10, sz % 10, unitstr[uidx]);
return str;
}
+
+vku_descriptor *vku_create_descriptor(VkDescriptorType type,
+ VkFlags stage, int binding_point,
+ int size, int num_desc)
+{
+ vku_descriptor *desc = new vku_descriptor;
+
+ desc->type = type;
+ desc->size = size;
+ desc->stage_flags = stage;
+ desc->binding_point = binding_point;
+
+ VkDescriptorSetLayoutBinding dslb;
+ memset(&dslb, 0, sizeof dslb);
+
+ dslb.binding = binding_point;
+ dslb.descriptorType = type;
+ dslb.descriptorCount = num_desc;
+ dslb.stageFlags = stage;
+
+ VkDescriptorSetLayoutCreateInfo dslinf;
+ memset(&dslinf, 0, sizeof dslinf);
+
+ dslinf.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO;
+ dslinf.bindingCount = 1;
+ dslinf.pBindings = &dslb;
+
+ if(vkCreateDescriptorSetLayout(vk_device, &dslinf, 0, &desc->layout) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to create vku_descriptor.\n");
+ return 0;
+ }
+
+ return desc;
+}
+
+void vku_destroy_descriptor(vku_descriptor *desc)
+{
+ vkDestroyDescriptorSetLayout(vk_device, desc->layout, 0);
+ delete desc;
+}
+
+bool vku_create_descriptor_pool(vku_descriptor **descriptors, int num_desc)
+{
+ if(vk_dpool)
+ vkDestroyDescriptorPool(vk_device, vk_dpool, 0);
+
+ VkDescriptorPoolCreateInfo dpinf;
+ memset(&dpinf, 0, sizeof dpinf);
+ dpinf.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO;
+ dpinf.maxSets = 1;
+
+ dpinf.poolSizeCount = num_desc;
+
+ std::vector<VkDescriptorPoolSize> sizes;
+ for(int i=0; i<num_desc; i++) {
+ VkDescriptorPoolSize psz;
+ psz.type = descriptors[i]->type;
+ psz.descriptorCount = 1;
+ sizes.push_back(psz);
+ }
+
+ dpinf.pPoolSizes = sizes.data();
+
+ if(vkCreateDescriptorPool(vk_device, &dpinf, 0, &vk_dpool) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to create descriptor pool.\n");
+ return false;
+ }
+
+ return true;
+}
+
+void vku_destroy_descriptor_pool()
+{
+ vkDestroyDescriptorPool(vk_device, vk_dpool, 0);
+}
+
+bool vku_allocate_descriptor_sets(vku_descriptor **desc, int num_desc, VkDescriptorSet set)
+{
+ VkDescriptorSetAllocateInfo dainf;
+ memset(&dainf, 0, sizeof dainf);
+
+ dainf.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO;
+ dainf.descriptorPool = vk_dpool;
+ dainf.descriptorSetCount = num_desc;
+
+ std::vector<VkDescriptorSetLayout> layouts;
+ for(int i=0; i<num_desc; i++) {
+ layouts.push_back(desc[i]->layout);
+ }
+
+ dainf.pSetLayouts = layouts.data();
+
+ if(vkAllocateDescriptorSets(vk_device, &dainf, &set) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to allocate descriptor sets.\n");
+ return false;
+ }
+ return true;
+}
+
+void vku_free_descriptor_sets(VkDescriptorSet *sets, int num)
+{
+ vkFreeDescriptorSets(vk_device, vk_dpool, num, sets);
+}
+
+
projects / demo / blobdiff