X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fbackends%2Fvulkan%2Fframebuffer_backend.cpp;fp=source%2Fbackends%2Fvulkan%2Fframebuffer_backend.cpp;h=5b83c3db6b67e8be5c65acd31225ec64d8ec6ebf;hb=99ca354f18119f82f1adeca100cd665a8f640317;hp=0000000000000000000000000000000000000000;hpb=4cd245dafe6a7ee5c93edca5aee2d146f1155309;p=libs%2Fgl.git

diff --git a/source/backends/vulkan/framebuffer_backend.cpp b/source/backends/vulkan/framebuffer_backend.cpp
new file mode 100644
index 00000000..5b83c3db
--- /dev/null
+++ b/source/backends/vulkan/framebuffer_backend.cpp
@@ -0,0 +1,111 @@
+#include <msp/strings/format.h>
+#include "device.h"
+#include "framebuffer.h"
+#include "framebuffer_backend.h"
+#include "vulkan.h"
+
+using namespace std;
+
+namespace Msp {
+namespace GL {
+
+VulkanFramebuffer::VulkanFramebuffer(bool):
+	device(Device::get_current())
+{ }
+
+VulkanFramebuffer::VulkanFramebuffer(VulkanFramebuffer &&other):
+	device(other.device),
+	handle(other.handle),
+	debug_name(move(other.debug_name))
+{
+	other.handle = 0;
+}
+
+VulkanFramebuffer::~VulkanFramebuffer()
+{
+	if(handle)
+		device.get_destroy_queue().destroy(handle);
+}
+
+bool VulkanFramebuffer::is_format_supported(const FrameFormat &fmt)
+{
+	const VulkanFunctions &vk = device.get_functions();
+	for(FrameAttachment a: fmt)
+	{
+		PixelFormat pf = get_attachment_pixelformat(a);
+		PixelComponents comp = get_components(pf);
+		VkFormatProperties props;
+		vk.GetPhysicalDeviceFormatProperties(static_cast<VkFormat>(get_vulkan_pixelformat(pf)), props);
+		if(comp==DEPTH_COMPONENT || comp==STENCIL_INDEX)
+		{
+			if(!(props.optimalTilingFeatures&VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT))
+				return false;
+		}
+		else if(!(props.optimalTilingFeatures&VK_FORMAT_FEATURE_COLOR_ATTACHMENT_BLEND_BIT))
+			return false;
+	}
+
+	return true;
+}
+
+void VulkanFramebuffer::update(unsigned) const
+{
+	const Framebuffer &self = *static_cast<const Framebuffer *>(this);
+	const VulkanFunctions &vk = device.get_functions();
+
+	if(handle)
+		device.get_destroy_queue().destroy(handle);
+
+	VkImageView vk_attachments[FrameFormat::MAX_ATTACHMENTS] = { };
+	unsigned i = 0;
+	for(const Framebuffer::Attachment &a: self.attachments)
+	{
+		if(a.tex->view_type!=VK_IMAGE_VIEW_TYPE_2D || a.level || a.layer)
+			throw logic_error("Unimplemented texture type in VulkanFramebuffer::update");
+		vk_attachments[i++] = a.tex->view_handle;
+	}
+
+	VkRenderPass render_pass = device.get_pipeline_cache().get_render_pass(self.format, false, false);
+
+	VkFramebufferCreateInfo framebuffer_info = { };
+	framebuffer_info.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
+	framebuffer_info.renderPass = handle_cast<::VkRenderPass>(render_pass);
+	framebuffer_info.attachmentCount = self.format.size();
+	framebuffer_info.pAttachments = handle_cast<::VkImageView *>(vk_attachments);
+	framebuffer_info.width = self.width;
+	framebuffer_info.height = self.height;
+	framebuffer_info.layers = 1;
+
+	vk.CreateFramebuffer(framebuffer_info, handle);
+
+	if(!debug_name.empty())
+		set_vulkan_object_name();
+}
+
+void VulkanFramebuffer::set_debug_name(const string &name)
+{
+#ifdef DEBUG
+	debug_name = name;
+	if(handle)
+		set_vulkan_object_name();
+#else
+	(void)name;
+#endif
+}
+
+void VulkanFramebuffer::set_vulkan_object_name() const
+{
+#ifdef DEBUG
+	const VulkanFunctions &vk = device.get_functions();
+
+	VkDebugUtilsObjectNameInfoEXT name_info = { };
+	name_info.sType = VK_STRUCTURE_TYPE_DEBUG_UTILS_OBJECT_NAME_INFO_EXT;
+	name_info.objectType = VK_OBJECT_TYPE_FRAMEBUFFER;
+	name_info.objectHandle = reinterpret_cast<uint64_t>(handle);
+	name_info.pObjectName = debug_name.c_str();
+	vk.SetDebugUtilsObjectName(name_info);
+#endif
+}
+
+} // namespace GL
+} // namespace Msp