315 lines
10 KiB
C
315 lines
10 KiB
C
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#include "config.h"
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#include "gskvulkanrenderpassopprivate.h"
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#include "gskrendernodeprivate.h"
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#include "gskvulkanprivate.h"
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#include "gskvulkanshaderopprivate.h"
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#include "gdk/gdkvulkancontextprivate.h"
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typedef struct _GskVulkanRenderPassOp GskVulkanRenderPassOp;
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struct _GskVulkanRenderPassOp
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{
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GskVulkanOp op;
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GskVulkanImage *image;
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cairo_rectangle_int_t area;
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VkImageLayout initial_layout;
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VkImageLayout final_layout;
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};
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static void
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gsk_vulkan_render_pass_op_finish (GskVulkanOp *op)
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{
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GskVulkanRenderPassOp *self = (GskVulkanRenderPassOp *) op;
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g_object_unref (self->image);
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}
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static void
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gsk_vulkan_render_pass_op_print (GskVulkanOp *op,
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GString *string,
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guint indent)
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{
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GskVulkanRenderPassOp *self = (GskVulkanRenderPassOp *) op;
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print_indent (string, indent);
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g_string_append_printf (string, "begin-render-pass %zux%zu ",
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gsk_vulkan_image_get_width (self->image),
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gsk_vulkan_image_get_height (self->image));
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print_newline (string);
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}
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static gsize
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gsk_vulkan_render_pass_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_render_pass_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_render_pass_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_render_pass_op_do_barriers (GskVulkanRenderPassOp *self,
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VkCommandBuffer command_buffer)
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{
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GskVulkanShaderOp *shader;
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GskVulkanOp *op;
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gsize i;
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for (op = ((GskVulkanOp *) self)->next;
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op->op_class->stage != GSK_VULKAN_STAGE_END_PASS;
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op = op->next)
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{
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if (op->op_class->stage != GSK_VULKAN_STAGE_SHADER)
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continue;
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shader = (GskVulkanShaderOp *) op;
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for (i = 0; i < ((GskVulkanShaderOpClass *) op->op_class)->n_images; i++)
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{
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gsk_vulkan_image_transition (shader->images[i],
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command_buffer,
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VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT,
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VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL,
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VK_ACCESS_SHADER_READ_BIT);
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}
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}
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}
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static GskVulkanOp *
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gsk_vulkan_render_pass_op_command (GskVulkanOp *op,
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GskVulkanRender *render,
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VkRenderPass render_pass,
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VkCommandBuffer command_buffer)
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{
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GskVulkanRenderPassOp *self = (GskVulkanRenderPassOp *) op;
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VkRenderPass vk_render_pass;
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/* nesting render passes not allowed */
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g_assert (render_pass == VK_NULL_HANDLE);
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gsk_vulkan_render_pass_op_do_barriers (self, command_buffer);
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vk_render_pass = gsk_vulkan_render_get_render_pass (render,
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gsk_vulkan_image_get_vk_format (self->image),
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self->initial_layout,
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self->final_layout);
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vkCmdSetViewport (command_buffer,
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0,
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1,
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&(VkViewport) {
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.x = 0,
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.y = 0,
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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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.minDepth = 0,
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.maxDepth = 1
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});
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vkCmdBeginRenderPass (command_buffer,
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&(VkRenderPassBeginInfo) {
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.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO,
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.renderPass = vk_render_pass,
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.framebuffer = gsk_vulkan_image_get_framebuffer (self->image,
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vk_render_pass),
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.renderArea = {
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{ self->area.x, self->area.y },
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{ self->area.width, self->area.height }
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},
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.clearValueCount = 1,
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.pClearValues = (VkClearValue [1]) {
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{ .color = { .float32 = { 0.f, 0.f, 0.f, 0.f } } }
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}
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},
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VK_SUBPASS_CONTENTS_INLINE);
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op = op->next;
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while (op->op_class->stage != GSK_VULKAN_STAGE_END_PASS)
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{
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op = gsk_vulkan_op_command (op, render, vk_render_pass, command_buffer);
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}
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op = gsk_vulkan_op_command (op, render, vk_render_pass, command_buffer);
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return op;
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}
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static const GskVulkanOpClass GSK_VULKAN_RENDER_PASS_OP_CLASS = {
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GSK_VULKAN_OP_SIZE (GskVulkanRenderPassOp),
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GSK_VULKAN_STAGE_BEGIN_PASS,
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gsk_vulkan_render_pass_op_finish,
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gsk_vulkan_render_pass_op_print,
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gsk_vulkan_render_pass_op_count_vertex_data,
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gsk_vulkan_render_pass_op_collect_vertex_data,
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gsk_vulkan_render_pass_op_reserve_descriptor_sets,
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gsk_vulkan_render_pass_op_command
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};
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typedef struct _GskVulkanRenderPassEndOp GskVulkanRenderPassEndOp;
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struct _GskVulkanRenderPassEndOp
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{
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GskVulkanOp op;
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GskVulkanImage *image;
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VkImageLayout final_layout;
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};
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static void
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gsk_vulkan_render_pass_end_op_finish (GskVulkanOp *op)
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{
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GskVulkanRenderPassEndOp *self = (GskVulkanRenderPassEndOp *) op;
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g_object_unref (self->image);
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}
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static void
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gsk_vulkan_render_pass_end_op_print (GskVulkanOp *op,
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GString *string,
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guint indent)
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{
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GskVulkanRenderPassEndOp *self = (GskVulkanRenderPassEndOp *) op;
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print_indent (string, indent);
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g_string_append_printf (string, "end-render-pass ");
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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 gsize
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gsk_vulkan_render_pass_end_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_render_pass_end_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_render_pass_end_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_render_pass_end_op_command (GskVulkanOp *op,
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GskVulkanRender *render,
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VkRenderPass render_pass,
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VkCommandBuffer command_buffer)
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{
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GskVulkanRenderPassEndOp *self = (GskVulkanRenderPassEndOp *) op;
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vkCmdEndRenderPass (command_buffer);
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gsk_vulkan_image_set_vk_image_layout (self->image,
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VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT,
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self->final_layout,
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VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT);
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return op->next;
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}
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static const GskVulkanOpClass GSK_VULKAN_RENDER_PASS_END_OP_CLASS = {
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GSK_VULKAN_OP_SIZE (GskVulkanRenderPassEndOp),
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GSK_VULKAN_STAGE_END_PASS,
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gsk_vulkan_render_pass_end_op_finish,
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gsk_vulkan_render_pass_end_op_print,
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gsk_vulkan_render_pass_end_op_count_vertex_data,
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gsk_vulkan_render_pass_end_op_collect_vertex_data,
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gsk_vulkan_render_pass_end_op_reserve_descriptor_sets,
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gsk_vulkan_render_pass_end_op_command
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};
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void
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gsk_vulkan_render_pass_begin_op (GskVulkanRender *render,
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GskVulkanImage *image,
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const cairo_rectangle_int_t *area,
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VkImageLayout initial_layout,
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VkImageLayout final_layout)
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{
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GskVulkanRenderPassOp *self;
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self = (GskVulkanRenderPassOp *) gsk_vulkan_op_alloc (render, &GSK_VULKAN_RENDER_PASS_OP_CLASS);
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self->image = g_object_ref (image);
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self->initial_layout = initial_layout;
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self->final_layout = final_layout;
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self->area = *area;
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}
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void
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gsk_vulkan_render_pass_end_op (GskVulkanRender *render,
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GskVulkanImage *image,
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VkImageLayout final_layout)
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{
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GskVulkanRenderPassEndOp *self;
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self = (GskVulkanRenderPassEndOp *) gsk_vulkan_op_alloc (render, &GSK_VULKAN_RENDER_PASS_END_OP_CLASS);
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self->image = g_object_ref (image);
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self->final_layout = final_layout;
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}
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GskVulkanImage *
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gsk_vulkan_render_pass_op_offscreen (GskVulkanRender *render,
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const graphene_vec2_t *scale,
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const graphene_rect_t *viewport,
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GskRenderNode *node)
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{
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GskVulkanRenderPass *render_pass;
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GdkVulkanContext *context;
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GskVulkanImage *image;
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int width, height;
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width = ceil (graphene_vec2_get_x (scale) * viewport->size.width);
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height = ceil (graphene_vec2_get_y (scale) * viewport->size.height);
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context = gsk_vulkan_render_get_context (render);
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image = gsk_vulkan_image_new_for_offscreen (context,
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gdk_vulkan_context_get_offscreen_format (context,
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gsk_render_node_get_preferred_depth (node)),
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width, height);
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gsk_vulkan_render_pass_begin_op (render,
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image,
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&(cairo_rectangle_int_t) { 0, 0, width, height },
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VK_IMAGE_LAYOUT_UNDEFINED,
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VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL);
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render_pass = gsk_vulkan_render_pass_new ();
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gsk_vulkan_render_pass_add (render_pass,
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render,
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width, height,
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&(cairo_rectangle_int_t) { 0, 0, width, height },
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node,
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viewport);
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gsk_vulkan_render_pass_free (render_pass);
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gsk_vulkan_render_pass_end_op (render,
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image,
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VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL);
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g_object_unref (image);
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return image;
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}
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