extern int win_w;
extern int win_h;
-static VkCommandBuffer cmd_buf; // command buffer used at zbuffer creation
+//command buffers
+static VkCommandBuffer init_buf;
+static VkCommandBuffer rbufs[2];
//depth buffer
static VkImage dimg;
static VkImageView dview;
+static const VkFormat dformat = VK_FORMAT_D32_SFLOAT_S8_UINT;
//swapchain
static VkImage *images;
static VkImageView *iviews;
static uint32_t num_images;
+//renderpass
+static VkRenderPass rpass;
+static VkFramebuffer fbs[2];
+//semaphores-drawing-presentation
+static uint32_t curr_img; // current sc image
+static VkSemaphore psema;
+
/* static variables */
static VkDeviceMemory gpu_mem; // to be replaced when I fix the allocator
-// zbuffer image, view:
-
-VkCommandBuffer *swapchain_cmd_bufs;
+static Vec4 clear_color(1, 0.1, 0.1, 1.0);
/* static functions */
static void error_callback(int error, const char *descr);
static void begin_drawing();
static void end_drawing();
-static bool create_swapchain();
-static bool begin_command_buffer();
-static bool create_swapchain_image_views(VkFormat format);
+static bool create_swapchain(VkSwapchainKHR *sc);
+static bool begin_init_command_buffer(VkCommandBuffer *cb);
static bool create_zbuffer();
-
-static bool create_swapchain_cmd_bufs(VkCommandPool vk_pool);
-static bool record_cmd_clear(float r, float g, float b);
+static bool create_renderpass();
+static bool create_framebuffers(VkFramebuffer *fb, VkImageView *views);
+static bool end_init_command_buffer(VkCommandBuffer *cb);
+static bool allocate_rendering_command_buffers(VkCommandBuffer *bufs);
+static void free_rendering_command_buffers(VkCommandBuffer *bufs, int count);
+static bool begin_rendering_command_buffers(VkCommandBuffer *bufs, int count);
bool init_vulkan()
{
return false;
}
- if(!create_swapchain()) {
+ if(!create_swapchain(&vk_swapchain)) {
fprintf(stderr, "Failed to create swapchain.\n");
return false;
}
- cmd_buf = VK_NULL_HANDLE;
- if(!begin_command_buffer()) {
+ init_buf = VK_NULL_HANDLE;
+ if(!begin_init_command_buffer(&init_buf)) {
fprintf(stderr, "Failed to start VK_NULL_HANDLE command buffer.\n");
return false;
}
return false;
}
- gfx_clear = clear;
- gfx_viewport = viewport;
- gfx_zbuffer = zbuffer;
- gfx_cull_face = cull_face;
- gfx_reshape = reshape;
- gfx_swapbuffers = swapbuffers;
- gfx_begin_drawing = begin_drawing;
- gfx_end_drawing = end_drawing;
-
-
-/*
- if(!vku_create_semaphores())
+ if(!create_renderpass()) {
+ fprintf(stderr, "Failed to create the renderpass.\n");
return false;
+ }
- if(!(vk_swapchain = vku_create_swapchain(vk_surface, win_w, win_h, 2,
- VK_PRESENT_MODE_IMMEDIATE_KHR, 0))) {
- fprintf(stderr, "Failed to create swapchain.\n");
+ if(!create_framebuffers(fbs, iviews)) {
+ fprintf(stderr, "Failed to create the framebuffer.\n");
return false;
}
- vkswapchain_images = vku_get_swapchain_images(vk_swapchain, &vknum_swapchain_images);
- if(!vkswapchain_images) {
- fprintf(stderr, "Failed to get swapchain images.\n");
+ if(!end_init_command_buffer(&init_buf)) {
+ fprintf(stderr, "Failed to end the command buffer.\n");
return false;
}
-// vkswapchain_views = vku_create_image_views(vkswapchain_images, vknum_swapchain_images);
-// if(!vkswapchain_views) {
-// fprintf(stderr, "Failed to create swapchain image views.\n");
-// delete [] vkswapchain_images;
-// return false;
-// }
-
- if(!create_swapchain_cmd_bufs(vk_pool)) {
+ /* rendering command buffers */
+ if(!allocate_rendering_command_buffers(rbufs)) {
+ fprintf(stderr, "Failed to allocate rendering command buffers.\n");
return false;
}
- if(!record_cmd_clear(1.0, 0.1, 0.1))
+ if(!begin_rendering_command_buffers(rbufs, 2)) {
+ fprintf(stderr, "Failed to begin rendering command buffers.\n");
return false;
- */
+ }
+
+ gfx_clear = clear;
+ gfx_viewport = viewport;
+ gfx_zbuffer = zbuffer;
+ gfx_cull_face = cull_face;
+ gfx_reshape = reshape;
+ gfx_swapbuffers = swapbuffers;
+ gfx_begin_drawing = begin_drawing;
+ gfx_end_drawing = end_drawing;
return true;
}
-static bool create_swapchain()
+static bool create_swapchain(VkSwapchainKHR *sc)
{
/* surface capabilities */
VkSurfaceCapabilitiesKHR scap;
break;
}
if((scmode != VK_PRESENT_MODE_MAILBOX_KHR) && (modes[i] == VK_PRESENT_MODE_IMMEDIATE_KHR)) {
- //fallback
- scmode = VK_PRESENT_MODE_IMMEDIATE_KHR;
+ //fallback
+ scmode = VK_PRESENT_MODE_IMMEDIATE_KHR;
}
}
printf("num_images : %u\n", num_images);
assert(num_images > 0);
+ images = new VkImage[num_images];
+ iviews = new VkImageView[num_images];
+
/* transform flags */
VkSurfaceTransformFlagBitsKHR pre_transf = scap.currentTransform;
if(scap.supportedTransforms & VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR)
pre_transf = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR;
/* find suitable colorspace, format */
- uint32_t fcount;
- 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;
- }
-
VkFormat format;
VkColorSpaceKHR colorspace;
- VkSurfaceFormatKHR *formats = new VkSurfaceFormatKHR[fcount];
- if(vkGetPhysicalDeviceSurfaceFormatsKHR(vk_physical, vk_surface, &fcount, formats) != VK_SUCCESS) {
- fprintf(stderr, "Failed to get surface formats.\n");
+ VkSurfaceFormatKHR sformat;
+ if(!vku_get_surface_format(vk_physical, vk_surface, &sformat)) {
return false;
}
- if((fcount == 1) && (formats[0].format == VK_FORMAT_UNDEFINED)) {
- format = VK_FORMAT_B8G8R8_UNORM;
- } else {
- format = formats[0].format;
- }
- colorspace = formats[0].colorSpace;
+
+ format = sformat.format;
+ colorspace = sformat.colorSpace;
/* creating the swapchain */
VkSwapchainCreateInfoKHR sinfo;
sinfo.oldSwapchain = VK_NULL_HANDLE; //TODO
sinfo.clipped = VK_TRUE; //TODO
- if(vkCreateSwapchainKHR(vk_device, &sinfo, 0, &vk_swapchain) != VK_SUCCESS) {
+ if(vkCreateSwapchainKHR(vk_device, &sinfo, 0, sc) != VK_SUCCESS) {
fprintf(stderr, "Failed to create swapchain.\n");
return false;
}
- if(vkGetSwapchainImagesKHR(vk_device, vk_swapchain, &num_images, 0) != VK_SUCCESS) {
+ if(vkGetSwapchainImagesKHR(vk_device, *sc, &num_images, 0) != VK_SUCCESS) {
fprintf(stderr, "Failed to get the number of the swapchain images.\n");
return false;
}
- images = new VkImage[num_images];
- if(vkGetSwapchainImagesKHR(vk_device, vk_swapchain, &num_images, images) != VK_SUCCESS) {
+ if(vkGetSwapchainImagesKHR(vk_device, *sc, &num_images, images) != VK_SUCCESS) {
fprintf(stderr, "Failed to get the swapchain images.\n");
return false;
}
- assert(images);
- if(!create_swapchain_image_views(format)) {
- fprintf(stderr, "Failed to create image views for the swapchain images.\n");
- return false;
- }
-
- // create renderpass
-
-
- return true;
-}
-
-static bool create_swapchain_image_views(VkFormat format)
-{
VkImageViewCreateInfo ivinf;
memset(&ivinf, 0, sizeof ivinf);
-
ivinf.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
ivinf.format = format;
ivinf.components = {
ivinf.subresourceRange.layerCount = 1;
ivinf.viewType = VK_IMAGE_VIEW_TYPE_2D;
- iviews = new VkImageView[num_images];
for(uint32_t i=0; i<num_images; i++) {
ivinf.image = images[i];
- if(vkCreateImageView(vk_device, &ivinf, 0, &iviews[i]) != VK_SUCCESS) {
- fprintf(stderr, "Failed to create view for the swapchain image: %d.\n", i);
+
+ VkResult res;
+ if((res = vkCreateImageView(vk_device, &ivinf, 0, &iviews[i])) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to create image view %d: %s.\n", i, vku_get_vulkan_error_str(res));
return false;
}
}
+
return true;
}
-static bool begin_command_buffer()
+static bool begin_init_command_buffer(VkCommandBuffer *cb)
{
- if(cmd_buf == VK_NULL_HANDLE) {
- cmd_buf = vku_alloc_cmdbuf(vk_pool, VK_COMMAND_BUFFER_LEVEL_PRIMARY);
+ if(*cb == VK_NULL_HANDLE) {
+ *cb = vku_alloc_cmdbuf(vk_pool, VK_COMMAND_BUFFER_LEVEL_PRIMARY);
VkCommandBufferInheritanceInfo ciinf;
memset(&ciinf, 0, sizeof ciinf);
cbinf.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
cbinf.pInheritanceInfo = &ciinf;
- if(vkBeginCommandBuffer(cmd_buf, &cbinf) != VK_SUCCESS) {
+ if(vkBeginCommandBuffer(*cb, &cbinf) != VK_SUCCESS) {
fprintf(stderr, "Failed to begin command buffer.\n");
return false;
}
static bool create_zbuffer()
{
- VkFormat dformat = VK_FORMAT_D32_SFLOAT_S8_UINT;
-
VkImageCreateInfo dinfo;
memset(&dinfo, 0, sizeof dinfo);
dinfo.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;
dinfo.imageType = VK_IMAGE_TYPE_2D;
dinfo.format = dformat;
- dinfo.extent = {win_w, win_h, 1};
+ dinfo.extent = {(uint32_t)win_w, (uint32_t)win_h, 1};
dinfo.mipLevels = 1;
dinfo.arrayLayers = 1;
dinfo.samples = VK_SAMPLE_COUNT_1_BIT;
vkBindImageMemory(vk_device, dimg, gpu_mem, 0);
- // XXX set image layout
- if(!vk_image_set_layout(cmd_buf, dimg, VK_IMAGE_ASPECT_DEPTH_BIT,
- VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
- (VkAccessFlagBits)0)) {
+ if(!vk_image_set_layout(init_buf, dimg, VK_IMAGE_ASPECT_DEPTH_BIT,
+ VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL,
+ (VkAccessFlagBits)0)) {
fprintf(stderr, "Failed to set depth buffer layout.\n");
return false;
}
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(VkFramebuffer *fb, VkImageView *views)
+{
+ /* 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] = views[i];
+ if(vkCreateFramebuffer(vk_device, &fbinf, 0, &fb[i]) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to create framebuffer %i\n", i);
+ return false;
+ }
+ }
+ 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;
+
+ return true;
+}
+
+static bool allocate_rendering_command_buffers(VkCommandBuffer *bufs)
+{
+ return vku_alloc_cmdbufs(vk_pool, VK_COMMAND_BUFFER_LEVEL_PRIMARY,
+ 2, bufs);
+}
+
+static void free_rendering_command_buffers(VkCommandBuffer *bufs, int count)
+{
+ for(int i=0; i<count; i++) {
+ vku_free_cmdbuf(vk_pool, bufs[i]);
}
+}
+static bool begin_rendering_command_buffers(VkCommandBuffer *bufs, int count)
+{
+ VkCommandBufferInheritanceInfo iinf;
+ memset(&iinf, 0, sizeof iinf);
+ iinf.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_INHERITANCE_INFO;
+ iinf.renderPass = VK_NULL_HANDLE;
+ iinf.framebuffer = VK_NULL_HANDLE;
+
+ VkCommandBufferBeginInfo binf;
+ memset(&binf, 0, sizeof binf);
+ binf.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
+ binf.pInheritanceInfo = &iinf;
+
+ // setting clear values
+ VkClearValue clvals[2];
+ for(int i=0; i<4; i++) {
+ clvals[0].color.float32[i] = clear_color[i];
+ }
+ clvals[1].depthStencil = {1.0f, 0};
+
+ //build drawing command buffers
+ for(int i=0; i<count; i++) {
+ if(vkBeginCommandBuffer(bufs[i], &binf) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to begin command buffer: %d\n", i);
+ return false;
+ }
+
+ VkImageMemoryBarrier imbarr;
+ memset(&imbarr, 0, sizeof imbarr);
+ imbarr.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
+ imbarr.dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
+ imbarr.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED;
+ imbarr.newLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+ imbarr.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
+ imbarr.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
+ imbarr.image = images[i];
+ imbarr.subresourceRange = {VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1};
+ vkCmdPipelineBarrier(bufs[i], VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT, 0, 0, 0, 0, 0, 1, &imbarr);
+
+ VkRenderPassBeginInfo rbinf;
+ memset(&rbinf, 0, sizeof rbinf);
+ rbinf.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO;
+ rbinf.renderPass = rpass;
+ rbinf.framebuffer = fbs[i];
+ rbinf.renderArea.extent.width = win_w;
+ rbinf.renderArea.extent.height = win_h;
+ rbinf.clearValueCount = count;
+ rbinf.pClearValues = clvals;
+
+ vkCmdBeginRenderPass(bufs[i], &rbinf, VK_SUBPASS_CONTENTS_INLINE);
+ VkViewport viewport;
+ memset(&viewport, 0, sizeof viewport);
+ viewport.width = (float)win_w;
+ viewport.height = (float)win_h;
+ viewport.maxDepth = 1.0f;
+ vkCmdSetViewport(bufs[i], 0, 1, &viewport);
+
+ VkRect2D scissor;
+ memset(&scissor, 0, sizeof scissor);
+ scissor.extent.width = win_w;
+ scissor.extent.height = win_h;
+ vkCmdSetScissor(bufs[i], 0, 1, &scissor);
+ vkCmdEndRenderPass(bufs[i]);
+
+ /* pre-present barrier */
+ VkImageMemoryBarrier ppb;
+ memset(&ppb, 0, sizeof ppb);
+ ppb.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
+ ppb.srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
+ ppb.dstAccessMask = VK_ACCESS_MEMORY_READ_BIT;
+ ppb.oldLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+ ppb.newLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR;
+ ppb.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
+ ppb.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
+ ppb.subresourceRange = {VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1};
+ ppb.image = images[i];
+
+ vkCmdPipelineBarrier(bufs[i], VK_PIPELINE_STAGE_ALL_COMMANDS_BIT, VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT, 0, 0, 0, 0, 0, 1, &ppb);
+
+ if(vkEndCommandBuffer(bufs[i]) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to end command buffer: %d\n", i);
+ return false;
+ }
+ }
return true;
}
void cleanup_vulkan()
{
- vkFreeCommandBuffers(vk_device, vk_pool, vknum_swapchain_images, swapchain_cmd_bufs);
+ //TODO!!!
+ free_rendering_command_buffers(rbufs, 2);
if(win) {
glfwDestroyWindow(win);
}
static void reshape(int width, int height)
{
- VkSwapchainKHR sc;
- if(!(sc = vku_create_swapchain(vk_surface, width, height, 2, VK_PRESENT_MODE_FIFO_KHR,
- vk_swapchain))) {
- fprintf(stderr, "Failed to create %dx%d double-buffered swapchain\n", width, height);
- return;
- }
- vk_swapchain = sc;
-
- delete [] vkswapchain_images;
- vkswapchain_images = vku_get_swapchain_images(sc, 0);
- vk_curr_swapchain_image = vku_get_next_image(vk_swapchain);
+// VkSwapchainKHR sc;
+// if(!(sc = vku_create_swapchain(vk_surface, width, height, 2, VK_PRESENT_MODE_FIFO_KHR,
+// vk_swapchain))) {
+// fprintf(stderr, "Failed to create %dx%d double-buffered swapchain\n", width, height);
+// return;
+// }
+// vk_swapchain = sc;
+//
+// delete [] vkswapchain_images;
+// vkswapchain_images = vku_get_swapchain_images(sc, 0);
+// vk_curr_swapchain_image = vku_get_next_image(vk_swapchain);
}
static void clear(float r, float g, float b)
static void begin_drawing()
{
- // if((vk_curr_swapchain_image = vku_get_next_image(vk_swapchain)) == -1) {
- // fprintf(stderr, "Failed to get swapchain image. Exiting.\n");
- // exit(1);
- // }
+ VkSemaphoreCreateInfo psinf;
+ memset(&psinf, 0, sizeof psinf);
+ psinf.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO;
+
+ VkResult res;
+ if((res = vkCreateSemaphore(vk_device, &psinf, 0, &psema)) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to create semaphore.\n");
+ }
+ assert(res == VK_SUCCESS);
}
static void end_drawing()
{
- /* submit queue */
-
- // VkSubmitInfo sinf;
- // memset(&sinf, 0, sizeof sinf);
- // sinf.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
- // sinf.waitSemaphoreCount = 1;
- // sinf.pWaitSemaphores = &vk_img_avail_sema;
- // sinf.signalSemaphoreCount = 1;
- // sinf.pSignalSemaphores = &vk_rend_done_sema;
-
- // // the queue should wait on the semaphore
-
- // VkPipelineStageFlags wait_flags = VK_PIPELINE_STAGE_TRANSFER_BIT;
- // sinf.pWaitDstStageMask = &wait_flags;
- // sinf.commandBufferCount = 1;
- // sinf.pCommandBuffers = &swapchain_cmd_bufs[vk_curr_swapchain_image];
-
- // if(vkQueueSubmit(vk_queue, 1, &sinf, VK_NULL_HANDLE) != VK_SUCCESS) {
- // fprintf(stderr, "Failed to submit drawing command buffer\n");
- // exit(1);
- // }
-
- // /* present drawn image */
- // VkPresentInfoKHR pinf;
- // memset(&pinf, 0, sizeof pinf);
- // pinf.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR;
- // pinf.waitSemaphoreCount = 1;
- // pinf.pWaitSemaphores = &vk_rend_done_sema;
- // pinf.swapchainCount = 1;
- // pinf.pSwapchains = &vk_swapchain;
- // pinf.pImageIndices = (uint32_t *)&vk_curr_swapchain_image;
-
- // if(vkQueuePresentKHR(vk_queue, &pinf) != VK_SUCCESS) {
- // fprintf(stderr, "Failed to submit presentation command buffer.\n");
- // exit(1);
- // }
-}
+ VkResult res = vkAcquireNextImageKHR(vk_device, vk_swapchain,
+ UINT64_MAX, psema, VK_NULL_HANDLE, &curr_img);
+ if(res == VK_ERROR_OUT_OF_DATE_KHR) {
+ fprintf(stderr, "Swapchain out of date.\n");
+ return;
+ }
+ assert(res == VK_SUCCESS);
-static bool record_cmd_clear(float r, float g, float b)
-{
-// VkCommandBufferBeginInfo binf;
-// binf.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
-// binf.flags = VK_COMMAND_BUFFER_USAGE_SIMULTANEOUS_USE_BIT;
-
-// /* this function must be called outside a renderpass instance */
-// const VkClearColorValue pcolor[4] = {r, g, b, 1.0};
-
-// VkImageSubresourceRange range;
-// memset(&range, 0, sizeof range);
-// range.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
-// range.baseMipLevel = 0;
-// range.baseArrayLayer = 0;
-// range.layerCount = 1;
-
-// for(int i=0; i<vknum_swapchain_images; i++) {
-// /* layout for clearing */
-// VkImageMemoryBarrier cb;
-// memset(&cb, 0, sizeof cb);
-// cb.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
-// cb.srcAccessMask = VK_ACCESS_MEMORY_READ_BIT;
-// cb.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
-// cb.oldLayout = VK_IMAGE_LAYOUT_UNDEFINED;
-// cb.newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
-// cb.srcQueueFamilyIndex = vkqfamily;
-// cb.dstQueueFamilyIndex = vkqfamily;
-// cb.image = vkswapchain_images[i];
-// cb.subresourceRange = range;
-
-// /* layout for presenting */
-// VkImageMemoryBarrier pb;
-// memset(&pb, 0, sizeof pb);
-// pb.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
-// pb.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
-// pb.dstAccessMask = VK_ACCESS_MEMORY_READ_BIT;
-// pb.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
-// pb.newLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR;
-// pb.srcQueueFamilyIndex = vkqfamily;
-// pb.dstQueueFamilyIndex = vkqfamily;
-// pb.image = vkswapchain_images[i];
-// pb.subresourceRange = range;
-
-// vkBeginCommandBuffer(swapchain_cmd_bufs[i], &binf);
-// vkCmdPipelineBarrier(swapchain_cmd_bufs[i], VK_PIPELINE_STAGE_TRANSFER_BIT,
-// VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, 0, 0, 0, 1, &pb);
-
-// vkCmdClearColorImage(swapchain_cmd_bufs[i], vkswapchain_images[vk_curr_swapchain_image], VK_IMAGE_LAYOUT_GENERAL,
-// pcolor, 1, &range);
-
-// vkCmdPipelineBarrier(swapchain_cmd_bufs[i], VK_PIPELINE_STAGE_TRANSFER_BIT,
-// VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT, 0, 0, 0, 0, 0, 1, &cb);
-
-// if(vkEndCommandBuffer(swapchain_cmd_bufs[i]) != VK_SUCCESS) {
-// fprintf(stderr, "Failed to record command buffer.\n");
-// return false;
-// }
-// }
-// return true;
-// }
-
-// static bool create_swapchain_cmd_bufs(VkCommandPool cpool)
-// {
-// swapchain_cmd_bufs = new VkCommandBuffer[vknum_swapchain_images];
-
-// VkCommandBufferAllocateInfo ainf;
-// memset(&ainf, 0, sizeof ainf);
-
-// ainf.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
-// ainf.commandPool = cpool;
-// ainf.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
-// ainf.commandBufferCount = (uint32_t)vknum_swapchain_images;
-
-// if(vkAllocateCommandBuffers(vk_device, &ainf, swapchain_cmd_bufs) != VK_SUCCESS) {
-// fprintf(stderr, "Failed to allocate the swapchain command buffers.\n");
-// return false;
-// }
+ VkSubmitInfo sinf;
+ memset(&sinf, 0, sizeof sinf);
+ VkPipelineStageFlags psflags = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
+ sinf.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
+ sinf.waitSemaphoreCount = 1;
+ sinf.pWaitSemaphores = &psema;
+ sinf.pWaitDstStageMask = &psflags;
+ sinf.commandBufferCount = 1;
+ sinf.pCommandBuffers = &rbufs[curr_img];
- return true;
+ res = vkQueueSubmit(vk_queue, 1, &sinf, VK_NULL_HANDLE);
+ assert(res == VK_SUCCESS);
+
+ VkPresentInfoKHR pinf;
+ memset(&pinf, 0, sizeof pinf);
+ pinf.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR;
+ pinf.swapchainCount = 1;
+ pinf.pSwapchains = &vk_swapchain;
+ pinf.pImageIndices = &curr_img;
+
+ res = vkQueuePresentKHR(vk_queue, &pinf);
+ if(res == VK_ERROR_OUT_OF_DATE_KHR) {
+ fprintf(stderr, "Swapchain out of date.\n");
+ }
+ assert(res == VK_SUCCESS);
+
+ res = vkQueueWaitIdle(vk_queue);
+ assert(res == VK_SUCCESS);
+
+ vkDestroySemaphore(vk_device, psema, 0);
}
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 / commitdiff