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256 lines
10 KiB
C
256 lines
10 KiB
C
#include "config.h"
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#include "gskvulkanuploadcairoopprivate.h"
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#include "gskvulkanprivate.h"
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#include "gdk/gdkmemoryformatprivate.h"
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typedef struct _GskVulkanUploadCairoOp GskVulkanUploadCairoOp;
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struct _GskVulkanUploadCairoOp
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{
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GskVulkanOp op;
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GskVulkanImage *image;
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GskRenderNode *node;
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graphene_rect_t viewport;
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GskVulkanBuffer *buffer;
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};
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static void
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gsk_vulkan_upload_cairo_op_finish (GskVulkanOp *op)
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{
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GskVulkanUploadCairoOp *self = (GskVulkanUploadCairoOp *) op;
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g_object_unref (self->image);
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gsk_render_node_unref (self->node);
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g_clear_pointer (&self->buffer, gsk_vulkan_buffer_free);
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}
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static void
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gsk_vulkan_upload_cairo_op_print (GskVulkanOp *op,
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GString *string,
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guint indent)
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{
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GskVulkanUploadCairoOp *self = (GskVulkanUploadCairoOp *) op;
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print_indent (string, indent);
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g_string_append (string, "upload-cairo ");
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print_image (string, self->image);
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print_newline (string);
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}
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static void
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gsk_vulkan_upload_cairo_op_draw (GskVulkanUploadCairoOp *self,
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guchar *data,
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gsize stride)
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{
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cairo_surface_t *surface;
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cairo_t *cr;
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int width, height;
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width = gsk_vulkan_image_get_width (self->image);
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height = gsk_vulkan_image_get_height (self->image);
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surface = cairo_image_surface_create_for_data (data,
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CAIRO_FORMAT_ARGB32,
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width, height,
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stride);
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cairo_surface_set_device_scale (surface,
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width / self->viewport.size.width,
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height / self->viewport.size.height);
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cr = cairo_create (surface);
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cairo_translate (cr, -self->viewport.origin.x, -self->viewport.origin.y);
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gsk_render_node_draw (self->node, cr);
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cairo_destroy (cr);
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cairo_surface_finish (surface);
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cairo_surface_destroy (surface);
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}
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static void
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gsk_vulkan_upload_cairo_op_upload (GskVulkanOp *op,
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GskVulkanUploader *uploader)
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{
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}
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static gsize
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gsk_vulkan_upload_cairo_op_count_vertex_data (GskVulkanOp *op,
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gsize n_bytes)
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{
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return n_bytes;
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}
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static void
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gsk_vulkan_upload_cairo_op_collect_vertex_data (GskVulkanOp *op,
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guchar *data)
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{
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}
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static void
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gsk_vulkan_upload_cairo_op_reserve_descriptor_sets (GskVulkanOp *op,
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GskVulkanRender *render)
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{
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}
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static GskVulkanOp *
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gsk_vulkan_upload_cairo_op_command (GskVulkanOp *op,
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GskVulkanRender *render,
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VkPipelineLayout pipeline_layout,
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VkCommandBuffer command_buffer)
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{
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GskVulkanUploadCairoOp *self = (GskVulkanUploadCairoOp *) op;
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gsize stride;
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guchar *data;
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data = gsk_vulkan_image_try_map (self->image, &stride);
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if (data)
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{
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gsk_vulkan_upload_cairo_op_draw (self, data, stride);
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gsk_vulkan_image_unmap (self->image);
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}
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else
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{
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stride = gsk_vulkan_image_get_width (self->image) *
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gdk_memory_format_bytes_per_pixel (gsk_vulkan_image_get_format (self->image));
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self->buffer = gsk_vulkan_buffer_new_map (gsk_vulkan_render_get_context (render),
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gsk_vulkan_image_get_height (self->image) * stride,
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GSK_VULKAN_WRITE);
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data = gsk_vulkan_buffer_map (self->buffer);
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gsk_vulkan_upload_cairo_op_draw (self, data, stride);
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gsk_vulkan_buffer_unmap (self->buffer);
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vkCmdPipelineBarrier (command_buffer,
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VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT,
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VK_PIPELINE_STAGE_TRANSFER_BIT,
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0,
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0, NULL,
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1, &(VkBufferMemoryBarrier) {
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.sType = VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER,
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.srcAccessMask = VK_ACCESS_HOST_WRITE_BIT,
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.dstAccessMask = VK_ACCESS_TRANSFER_READ_BIT,
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.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
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.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
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.buffer = gsk_vulkan_buffer_get_buffer (self->buffer),
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.offset = 0,
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.size = VK_WHOLE_SIZE,
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},
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1, &(VkImageMemoryBarrier) {
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.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
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.srcAccessMask = gsk_vulkan_image_get_vk_access (self->image),
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.dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT,
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.oldLayout = gsk_vulkan_image_get_vk_image_layout (self->image),
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.newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
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.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
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.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
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.image = gsk_vulkan_image_get_vk_image (self->image),
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.subresourceRange = {
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.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
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.baseMipLevel = 0,
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.levelCount = 1,
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.baseArrayLayer = 0,
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.layerCount = 1
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},
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});
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gsk_vulkan_image_set_vk_image_layout (self->image,
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VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
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VK_ACCESS_TRANSFER_WRITE_BIT);
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vkCmdCopyBufferToImage (command_buffer,
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gsk_vulkan_buffer_get_buffer (self->buffer),
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gsk_vulkan_image_get_vk_image (self->image),
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VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
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1,
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(VkBufferImageCopy[1]) {
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{
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.bufferOffset = 0,
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.imageSubresource = {
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.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
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.mipLevel = 0,
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.baseArrayLayer = 0,
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.layerCount = 1
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},
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.imageOffset = { 0, 0, 0 },
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.imageExtent = {
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.width = gsk_vulkan_image_get_width (self->image),
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.height = gsk_vulkan_image_get_height (self->image),
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.depth = 1
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}
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}
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});
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}
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vkCmdPipelineBarrier (command_buffer,
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VK_PIPELINE_STAGE_TRANSFER_BIT,
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VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT,
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0,
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0, NULL,
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0, NULL,
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1, &(VkImageMemoryBarrier) {
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.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER,
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.srcAccessMask = gsk_vulkan_image_get_vk_access (self->image),
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.dstAccessMask = VK_ACCESS_SHADER_READ_BIT,
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.oldLayout = gsk_vulkan_image_get_vk_image_layout (self->image),
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.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL,
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.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
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.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
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.image = gsk_vulkan_image_get_vk_image (self->image),
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.subresourceRange = {
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.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT,
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.baseMipLevel = 0,
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.levelCount = 1,
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.baseArrayLayer = 0,
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.layerCount = 1
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},
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});
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gsk_vulkan_image_set_vk_image_layout (self->image,
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VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL,
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VK_ACCESS_SHADER_READ_BIT);
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return op->next;
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}
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static const GskVulkanOpClass GSK_VULKAN_UPLOAD_CAIRO_OP_CLASS = {
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GSK_VULKAN_OP_SIZE (GskVulkanUploadCairoOp),
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GSK_VULKAN_STAGE_UPLOAD,
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NULL,
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NULL,
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gsk_vulkan_upload_cairo_op_finish,
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gsk_vulkan_upload_cairo_op_print,
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gsk_vulkan_upload_cairo_op_upload,
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gsk_vulkan_upload_cairo_op_count_vertex_data,
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gsk_vulkan_upload_cairo_op_collect_vertex_data,
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gsk_vulkan_upload_cairo_op_reserve_descriptor_sets,
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gsk_vulkan_upload_cairo_op_command
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};
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GskVulkanImage *
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gsk_vulkan_upload_cairo_op (GskVulkanRender *render,
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GdkVulkanContext *context,
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GskRenderNode *node,
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const graphene_vec2_t *scale,
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const graphene_rect_t *viewport)
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{
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GskVulkanUploadCairoOp *self;
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self = (GskVulkanUploadCairoOp *) gsk_vulkan_op_alloc (render, &GSK_VULKAN_UPLOAD_CAIRO_OP_CLASS);
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self->node = gsk_render_node_ref (node);
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self->image = gsk_vulkan_image_new_for_upload (context,
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GDK_MEMORY_DEFAULT,
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ceil (graphene_vec2_get_x (scale) * viewport->size.width),
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ceil (graphene_vec2_get_y (scale) * viewport->size.height));
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self->viewport = *viewport;
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return self->image;
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}
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