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138 lines
4.4 KiB
C
138 lines
4.4 KiB
C
#include "config.h"
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#include "gskvulkanuploadcairoopprivate.h"
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#include "gskvulkanprivate.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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};
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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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}
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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_upload (GskVulkanOp *op,
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GskVulkanRenderPass *pass,
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GskVulkanRender *render,
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GskVulkanUploader *uploader)
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{
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GskVulkanUploadCairoOp *self = (GskVulkanUploadCairoOp *) op;
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GskVulkanImageMap map;
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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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gsk_vulkan_image_map_memory (self->image, uploader, GSK_VULKAN_WRITE, &map);
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surface = cairo_image_surface_create_for_data (map.data,
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CAIRO_FORMAT_ARGB32,
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width, height,
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map.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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gsk_vulkan_image_unmap_memory (self->image, uploader, &map);
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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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GskVulkanRenderPass *pass,
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GskVulkanRender *render,
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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 void
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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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}
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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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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 (GskVulkanRenderPass *render_pass,
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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_pass, &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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