- if (has_wait) {
- submit_info.pWaitDstStageMask = &stage_flags;
- submit_info.waitSemaphoreCount = 1;
- submit_info.pWaitSemaphores = &semaphores->frame_done;
- }
-
- if (has_signal) {
- submit_info.signalSemaphoreCount = 1;
- submit_info.pSignalSemaphores = &semaphores->frame_ready;
- }
-
- img_range.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
- img_range.baseMipLevel = 0;
- img_range.levelCount = 1;
- img_range.baseArrayLayer = 0;
- img_range.layerCount = 1;
-
- vkBeginCommandBuffer(ctx->cmd_buf, &cmd_begin_info);
- vk_transition_image_layout(&attachments[0],
- ctx->cmd_buf,
- VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
- VK_IMAGE_LAYOUT_GENERAL,
- VK_QUEUE_FAMILY_EXTERNAL,
- ctx->qfam_idx);
- vkCmdClearColorImage(ctx->cmd_buf,
- attachments[0].obj.img,
- VK_IMAGE_LAYOUT_GENERAL,
- &clear_values[0].color,
- 1,
- &img_range);
-
- vkCmdBeginRenderPass(ctx->cmd_buf, &rp_begin_info, VK_SUBPASS_CONTENTS_INLINE);
-
- viewport.x = x;
- viewport.y = y;
- viewport.width = w;
- viewport.height = h;
-
- scissor.offset.x = x;
- scissor.offset.y = y;
- scissor.extent.width = w;
- scissor.extent.height = h;
-
- vkCmdSetViewport(ctx->cmd_buf, 0, 1, &viewport);
- vkCmdSetScissor(ctx->cmd_buf, 0, 1, &scissor);
-
- vkCmdBindPipeline(ctx->cmd_buf, VK_PIPELINE_BIND_POINT_GRAPHICS, renderer->pipeline);
-
- vkCmdEndRenderPass(ctx->cmd_buf);
-
- if (attachments) {
- VkImageMemoryBarrier *barriers =
- calloc(n_attachments, sizeof(VkImageMemoryBarrier));
- VkImageMemoryBarrier *barrier = barriers;
-
- for (uint32_t n = 0; n < n_attachments; n++, barrier++) {
- struct vk_image_att *att = &attachments[n];
-
- /* Insert barrier to mark ownership transfer. */
- barrier->sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
-
- bool is_depth =
- get_aspect_from_depth_format(att->props.format) != VK_NULL_HANDLE;
-
- barrier->oldLayout = is_depth ?
- VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL :
- VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
- barrier->newLayout = VK_IMAGE_LAYOUT_GENERAL;
- barrier->srcAccessMask = get_access_mask(barrier->oldLayout);
- barrier->dstAccessMask = get_access_mask(barrier->newLayout);
- barrier->srcQueueFamilyIndex = ctx->qfam_idx;
- barrier->dstQueueFamilyIndex = VK_QUEUE_FAMILY_EXTERNAL;
- barrier->image = att->obj.img;
- barrier->subresourceRange.aspectMask = is_depth ?
- VK_IMAGE_ASPECT_DEPTH_BIT :
- VK_IMAGE_ASPECT_COLOR_BIT;
- barrier->subresourceRange.baseMipLevel = 0;
- barrier->subresourceRange.levelCount = 1;
- barrier->subresourceRange.baseArrayLayer = 0;
- barrier->subresourceRange.layerCount = 1;
- }
-
- vkCmdPipelineBarrier(ctx->cmd_buf,
- VK_PIPELINE_STAGE_ALL_GRAPHICS_BIT,
- VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT,
- 0,
- 0, NULL,
- 0, NULL,
- n_attachments, barriers);
- free(barriers);
- }
-
- vkEndCommandBuffer(ctx->cmd_buf);
-
- if (vkQueueSubmit(ctx->queue, 1, &submit_info, VK_NULL_HANDLE) != VK_SUCCESS) {
- fprintf(stderr, "Failed to submit queue.\n");
- }
-
- if (!semaphores && !has_wait && !has_signal)
- vkQueueWaitIdle(ctx->queue);
+ if (has_wait) {
+ submit_info.pWaitDstStageMask = &stage_flags;
+ submit_info.waitSemaphoreCount = 1;
+ submit_info.pWaitSemaphores = &semaphores->frame_done;
+ }
+
+ if (has_signal) {
+ submit_info.signalSemaphoreCount = 1;
+ submit_info.pSignalSemaphores = &semaphores->frame_ready;
+ }
+
+ img_range.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
+ img_range.baseMipLevel = 0;
+ img_range.levelCount = 1;
+ img_range.baseArrayLayer = 0;
+ img_range.layerCount = 1;
+
+ vkBeginCommandBuffer(cmd_buf, &cmd_begin_info);
+ vk_transition_image_layout(&attachments[0],
+ cmd_buf,
+ VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL,
+ VK_IMAGE_LAYOUT_GENERAL,
+ VK_QUEUE_FAMILY_EXTERNAL,
+ ctx->qfam_idx);
+ vkCmdClearColorImage(cmd_buf,
+ attachments[0].obj.img,
+ VK_IMAGE_LAYOUT_GENERAL,
+ &clear_values[0].color,
+ 1,
+ &img_range);
+
+ vkCmdBeginRenderPass(cmd_buf, &rp_begin_info, VK_SUBPASS_CONTENTS_INLINE);
+
+ viewport.x = x;
+ viewport.y = y;
+ viewport.width = w;
+ viewport.height = h;
+
+ scissor.offset.x = x;
+ scissor.offset.y = y;
+ scissor.extent.width = w;
+ scissor.extent.height = h;
+
+ vkCmdSetViewport(cmd_buf, 0, 1, &viewport);
+ vkCmdSetScissor(cmd_buf, 0, 1, &scissor);
+
+ vkCmdBindPipeline(cmd_buf, VK_PIPELINE_BIND_POINT_GRAPHICS,
+ renderer->pipeline);
+
+ vkCmdEndRenderPass(cmd_buf);
+
+ if (attachments) {
+ VkImageMemoryBarrier *barriers =
+ calloc(n_attachments, sizeof(VkImageMemoryBarrier));
+ VkImageMemoryBarrier *barrier = barriers;
+
+ for (uint32_t n = 0; n < n_attachments; n++, barrier++) {
+ struct vk_attachment *att = &attachments[n];
+
+ /* Insert barrier to mark ownership transfer. */
+ barrier->sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
+
+ bool is_depth =
+ get_aspect_from_depth_format(att->props.format) != 0;
+
+ barrier->oldLayout = is_depth ?
+ VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL :
+ VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+ barrier->newLayout = VK_IMAGE_LAYOUT_GENERAL;
+ barrier->srcAccessMask = get_access_mask(barrier->oldLayout);
+ barrier->dstAccessMask = get_access_mask(barrier->newLayout);
+ barrier->srcQueueFamilyIndex = ctx->qfam_idx;
+ barrier->dstQueueFamilyIndex = VK_QUEUE_FAMILY_EXTERNAL;
+ barrier->image = att->obj.img;
+ barrier->subresourceRange.aspectMask = is_depth ?
+ VK_IMAGE_ASPECT_DEPTH_BIT :
+ VK_IMAGE_ASPECT_COLOR_BIT;
+ barrier->subresourceRange.baseMipLevel = 0;
+ barrier->subresourceRange.levelCount = 1;
+ barrier->subresourceRange.baseArrayLayer = 0;
+ barrier->subresourceRange.layerCount = 1;
+ }
+
+ vkCmdPipelineBarrier(cmd_buf,
+ VK_PIPELINE_STAGE_ALL_GRAPHICS_BIT,
+ VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT,
+ 0,
+ 0, NULL,
+ 0, NULL,
+ n_attachments, barriers);
+ free(barriers);
+ }
+
+ vkEndCommandBuffer(cmd_buf);
+
+ if (vkQueueSubmit(ctx->queue, 1, &submit_info,
+ VK_NULL_HANDLE) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to submit queue.\n");
+ }
+
+ if (!semaphores && !has_wait && !has_signal)
+ vkQueueWaitIdle(ctx->queue);
+}
+
+void
+vk_set_viewport(struct vk_ctx *ctx,
+ VkCommandBuffer cmd_buf,
+ float x, float y,
+ float w, float h,
+ float near, float far)
+{
+ VkCommandBufferBeginInfo binfo;
+ VkViewport viewport;
+
+ memset(&viewport, 0, sizeof viewport);
+ viewport.x = x;
+ viewport.y = y;
+ viewport.width = w;
+ viewport.height = h;
+ viewport.minDepth = near;
+ viewport.maxDepth = far;
+
+ memset(&binfo, 0, sizeof binfo);
+ binfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
+ binfo.flags = VK_COMMAND_BUFFER_USAGE_SIMULTANEOUS_USE_BIT;
+
+ vkBeginCommandBuffer(cmd_buf, &binfo);
+ vkCmdSetViewport(cmd_buf, 0, 1, &viewport);
+ vkEndCommandBuffer(cmd_buf);
+}
+
+bool
+vk_create_swapchain(struct vk_ctx *ctx,
+ int width, int height,
+ bool has_vsync,
+ VkSurfaceKHR surf,
+ struct vk_swapchain *old_swapchain,
+ struct vk_swapchain *swapchain)
+{
+ VkSurfaceCapabilitiesKHR surf_cap;
+ VkSwapchainCreateInfoKHR s_info;
+ VkExtent2D extent;
+ int i, j;
+
+ if (!sc_validate_surface(ctx, surf)) {
+ fprintf(stderr, "Failed to validate surface!\n");
+ return false;
+ }
+
+ /* get pdevice capabilities
+ * will need that to determine the swapchain number of images
+ */
+ if (vkGetPhysicalDeviceSurfaceCapabilitiesKHR(ctx->pdev, surf, &surf_cap) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to query surface capabilities.\n");
+ return false;
+ }
+
+ memset(swapchain, 0, sizeof *swapchain);
+
+ memset(&s_info, 0, sizeof s_info);
+ s_info.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR;
+ s_info.flags = 0;
+ if (!sc_select_format(ctx, surf, &s_info)) {
+ fprintf(stderr, "Failed to determine the surface format.\n");
+ return false;
+ }
+ s_info.surface = surf;
+ s_info.minImageCount = surf_cap.minImageCount;
+ {
+ extent.width = width;
+ extent.height = height;
+ }
+ if (!sc_select_supported_present_modes(ctx, surf, has_vsync, &s_info)) {
+ s_info.presentMode = VK_PRESENT_MODE_FIFO_KHR;
+ }
+ s_info.imageExtent = extent;
+ s_info.imageArrayLayers = 1;
+ {
+ s_info.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
+ if (surf_cap.supportedUsageFlags & VK_IMAGE_USAGE_TRANSFER_SRC_BIT)
+ s_info.imageUsage |= VK_IMAGE_USAGE_TRANSFER_SRC_BIT;
+ if (surf_cap.supportedUsageFlags & VK_IMAGE_USAGE_TRANSFER_DST_BIT)
+ s_info.imageUsage |= VK_IMAGE_USAGE_TRANSFER_DST_BIT;
+ }
+ s_info.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE;
+ s_info.queueFamilyIndexCount = ctx->qfam_idx;
+
+ /* we might want to use this function when we recreate the swapchain too */
+ s_info.preTransform = surf_cap.supportedTransforms &
+ VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR ?
+ VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR :
+ surf_cap.currentTransform;
+
+ /* we could also write a sc_select_supported_composite_alpha
+ * later but VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR is universally
+ * supported */
+ s_info.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
+ s_info.clipped = VK_TRUE;
+
+ if (vkCreateSwapchainKHR(ctx->dev, &s_info, 0,
+ &swapchain->swapchain) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to create a swapchain.\n");
+ return false;
+ }
+
+ if (!swapchain->swapchain) {
+ fprintf(stderr, "The swapchain seems null\n");
+ return false;
+ }
+
+ /* get the number of swapchain images and the swapchain images
+ * and store the new swapchain images
+ */
+ vkGetSwapchainImagesKHR(ctx->dev, swapchain->swapchain,
+ &swapchain->num_images, 0);
+ printf("number of swapchain images: %d\n", swapchain->num_images);
+
+ /* get the images */
+ swapchain->images = (VkImage*)alloca(swapchain->num_images * sizeof(VkImage));
+ vkGetSwapchainImagesKHR(ctx->dev, swapchain->swapchain,
+ &swapchain->num_images,
+ swapchain->images);
+
+ /* create attributes from those images */
+ swapchain->image_fmt = s_info.imageFormat;
+
+ vk_fill_image_props(ctx, width, height, 1,
+ 1, 1, 1,
+ s_info.imageFormat,
+ 0,
+ VK_IMAGE_LAYOUT_UNDEFINED,
+ VK_IMAGE_LAYOUT_PRESENT_SRC_KHR,
+ true, false, false,
+ &swapchain->img_props);
+
+ swapchain->img_props.usage = s_info.imageUsage;
+ swapchain->views = malloc(swapchain->num_images * sizeof(VkImageView));
+
+ for (i = 0; i < swapchain->num_images; i++) {
+ if (!vk_create_image_view(ctx, swapchain->images[i],
+ VK_IMAGE_VIEW_TYPE_2D,
+ s_info.imageFormat, true,
+ &swapchain->views[i])) {
+ fprintf(stderr, "Failed to create image view for image: %d\n", i);
+ goto fail;
+ }
+ }
+
+ return true;
+
+fail:
+ for (j = 0; j < i; j++) {
+ vkDestroyImageView(ctx->dev, swapchain->views[j], 0);
+ }
+ return false;
+}
+
+void
+vk_destroy_swapchain(struct vk_ctx *ctx,
+ struct vk_swapchain *swapchain)
+{
+ int i;
+ for (i = 0; i < swapchain->num_images; i++) {
+ vkDestroyImageView(ctx->dev, swapchain->views[i], 0);
+ }
+ vkDestroySwapchainKHR(ctx->dev, swapchain->swapchain, 0);
+}
+
+bool
+vk_queue_present(struct vk_swapchain *swapchain,
+ VkQueue queue,
+ uint32_t image_idx,
+ VkSemaphore wait_sema)
+{
+ VkPresentInfoKHR pinfo;
+
+ memset(&pinfo, 0, sizeof pinfo);
+ pinfo.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR;
+ pinfo.swapchainCount = 1;
+ pinfo.pSwapchains = &swapchain->swapchain;
+ pinfo.pImageIndices = &image_idx;
+
+ pinfo.pWaitSemaphores = &wait_sema;
+ pinfo.waitSemaphoreCount = 1;
+
+ /* FIXME: add code for VK_KHR_incremental_present_enabled!! */
+
+ if (vkQueuePresentKHR(queue, &pinfo) != VK_SUCCESS) {
+ fprintf(stderr, "Failed to present queue.\n");
+ return false;
+ }
+
+ return true;