diff options
Diffstat (limited to 'render/vulkan/renderer.c')
| -rw-r--r-- | render/vulkan/renderer.c | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/render/vulkan/renderer.c b/render/vulkan/renderer.c new file mode 100644 index 0000000..91dc3fb --- /dev/null +++ b/render/vulkan/renderer.c @@ -0,0 +1,167 @@ +#include <vulkan/vulkan.h> +#include <GLFW/glfw3.h> +#include <rune/ui/renderer.h> +#include <rune/core/logging.h> +#include <rune/core/alloc.h> +#include <rune/core/abort.h> +#include "context.h" +#include "image.h" +#include <sys/time.h> + +static struct vkcontext *context = NULL; + +void _init_cmdbuffers(void) { + uint32_t num_buffers = context->swapchain->img_count; + if (context->cmdbuffers == NULL) + context->cmdbuffers = rune_calloc(0, sizeof(struct vkcmdbuffer*) * num_buffers); + + for (uint32_t i = 0; i < num_buffers; i++) { + if (context->cmdbuffers[i] != NULL) + destroy_vkcmdbuffer(context->cmdbuffers[i], context->dev); + context->cmdbuffers[i] = create_vkcmdbuffer(context->dev, 1); + } + log_output(LOG_DEBUG, "Created %d command buffers", num_buffers); +} + +void _destroy_cmdbuffers(void) { + uint32_t num_buffers = context->swapchain->img_count; + if (context->cmdbuffers == NULL) + return; + for (uint32_t i = 0; i < num_buffers; i++) { + if (context->cmdbuffers[i] != NULL) + destroy_vkcmdbuffer(context->cmdbuffers[i], context->dev); + } + log_output(LOG_DEBUG, "Destroyed %d command buffers", num_buffers); +} + +void _init_framebuffers(void) { + uint32_t num_buffers = context->swapchain->img_count; + if (context->framebuffers == NULL) + context->framebuffers = rune_calloc(0, sizeof(struct vkframebuffer*) * num_buffers); + + uint32_t at_count = 2; + for (uint32_t i = 0; i < num_buffers; i++) { + VkImageView attachments[at_count]; + attachments[0] = context->swapchain->views[i]; + attachments[1] = context->swapchain->depth_attachment->view; + + if (context->framebuffers[i] != NULL) + destroy_vkframebuffer(context->framebuffers[i], context->dev); + context->framebuffers[i] = create_vkframebuffer(context->dev, + context->rendpass, + context->surface->width, + context->surface->height, + at_count, + attachments); + } + log_output(LOG_DEBUG, "Created %d frame buffers", num_buffers); +} + +void _destroy_framebuffers(void) { + uint32_t num_buffers = context->swapchain->img_count; + if (context->framebuffers == NULL) + return; + + for (uint32_t i = 0; i < num_buffers; i++) + destroy_vkframebuffer(context->framebuffers[i], context->dev); + log_output(LOG_DEBUG, "Destroyed %d frame buffers", num_buffers); +} + +int _init_vulkan(struct rune_window *window) { + struct timeval start; + struct timeval stop; + gettimeofday(&start, NULL); + + struct ext_container ext; + ext.extensions = glfwGetRequiredInstanceExtensions(&ext.ext_count); + struct vklayer_container *vklayers = init_vklayers(&ext); + + context = create_vkcontext(vklayers, &ext); + if (context == NULL) + return -1; + + VkResult res = glfwCreateWindowSurface(context->instance, + window->window, + NULL, + &context->surface->handle); + if (res != VK_SUCCESS) { + log_output(LOG_FATAL, "Cannot create rendering surface"); + return -1; + } + + context->dev = create_vkdev(context->instance, + context->surface->handle); + if (context->dev == NULL) + return -1; + + context->surface->width = window->winw; + context->surface->height = window->winh; + context->swapchain = create_swapchain(context->surface, context->dev); + if (context->swapchain == NULL) + return -1; + + vec4 area = {0, 0, context->surface->width, context->surface->height}; + vec4 color = {0, 0, 0, 1.0f}; + context->rendpass = create_vkrendpass(context->dev, context->swapchain, area, color, 1.0, 0); + if (context->rendpass == NULL) + return -1; + + _init_framebuffers(); + _init_cmdbuffers(); + + context->image_semaphores = rune_alloc(sizeof(VkSemaphore) * context->swapchain->max_frames); + context->queue_semaphores = rune_alloc(sizeof(VkSemaphore) * context->swapchain->max_frames); + context->fences_in_flight = rune_calloc(0, sizeof(struct vkfence*) * context->swapchain->max_frames); + + VkSemaphoreCreateInfo scinfo; + for (uint8_t i = 0; i < context->swapchain->max_frames; i++) { + scinfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO; + scinfo.pNext = NULL; + scinfo.flags = 0; + vkCreateSemaphore(context->dev->ldev, &scinfo, NULL, &context->image_semaphores[i]); + vkCreateSemaphore(context->dev->ldev, &scinfo, NULL, &context->queue_semaphores[i]); + context->fences_in_flight[i] = create_vkfence(context->dev, 1); + } + context->images_in_flight = rune_calloc(0, sizeof(struct vkfence*) * context->swapchain->img_count); + + gettimeofday(&stop, NULL); + log_output(LOG_INFO, "Finished initializing Vulkan in %lums", (stop.tv_sec - start.tv_sec) * 1000000 + stop.tv_usec - start.tv_usec); + return 0; +} + +void _close_vulkan(void) { + vkDeviceWaitIdle(context->dev->ldev); + for (uint8_t i = 0; i < context->swapchain->max_frames; i++) { + if (context->image_semaphores[i] != NULL) + vkDestroySemaphore(context->dev->ldev, context->image_semaphores[i], NULL); + if (context->queue_semaphores[i] != NULL) + vkDestroySemaphore(context->dev->ldev, context->queue_semaphores[i], NULL); + destroy_vkfence(context->fences_in_flight[i], context->dev); + } + + _destroy_cmdbuffers(); + _destroy_framebuffers(); + destroy_vkrendpass(context->rendpass, context->dev); + destroy_swapchain(context->swapchain, context->dev); + destroy_vkdev(context->dev); + destroy_vkcontext(context); +} + +void _draw_vulkan(void) { + if (fence_lock(context->fences_in_flight[context->swapchain->frame], context->dev, UINT64_MAX) != 0) + log_output(LOG_WARN, "In-flight fence locking failure"); +} + +void _clear_vulkan(void) { +} + +struct rune_renderer* select_render_vulkan(struct rune_window *window) { + struct rune_renderer *ret = rune_alloc(sizeof(struct rune_renderer)); + ret->init = _init_vulkan; + ret->close = _close_vulkan; + ret->draw = _draw_vulkan; + ret->clear = _clear_vulkan; + if ((*ret->init)(window) != 0) + rune_abort(); + return ret; +} |