X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fbackends%2Fvulkan%2Ftexture2d_backend.cpp;h=1ab49b888a63a5eeeebb7cc626ebc21d9a243050;hb=225dbd7ba2dde73bb28e54e03ae960e88e708f57;hp=a80e1f945e280ebcfbc422bd62eea127528aa2d3;hpb=99ca354f18119f82f1adeca100cd665a8f640317;p=libs%2Fgl.git

diff --git a/source/backends/vulkan/texture2d_backend.cpp b/source/backends/vulkan/texture2d_backend.cpp
index a80e1f94..1ab49b88 100644
--- a/source/backends/vulkan/texture2d_backend.cpp
+++ b/source/backends/vulkan/texture2d_backend.cpp
@@ -1,3 +1,5 @@
+#include "device.h"
+#include "texture2d.h"
 #include "texture2d_backend.h"
 #include "vulkan.h"
 
@@ -10,14 +12,32 @@ VulkanTexture2D::VulkanTexture2D():
 	Texture(VK_IMAGE_VIEW_TYPE_2D)
 { }
 
-void VulkanTexture2D::sub_image(unsigned, int, int, unsigned, unsigned, const void *)
+void VulkanTexture2D::fill_image_info(void *ii) const
 {
-	throw logic_error("Texture2D::sub_image is unimplemented");
+	const Texture2D &self = *static_cast<const Texture2D *>(this);
+
+	VkImageCreateInfo *image_info = static_cast<VkImageCreateInfo *>(ii);
+	image_info->imageType = VK_IMAGE_TYPE_2D;
+	image_info->extent.width = self.width;
+	image_info->extent.height = self.height;
 }
 
-Resource::AsyncLoader *VulkanTexture2D::load(IO::Seekable &, const Resources *)
+void VulkanTexture2D::sub_image(unsigned level, int x, int y, unsigned wd, unsigned ht, const void *data)
 {
-	throw logic_error("Texture2D::load is unimplemented");
+	Texture2D::AsyncTransfer transfer(*static_cast<Texture2D *>(this), level, x, y, wd, ht);
+	stage_pixels(transfer.get_address(), data, wd*ht);
+}
+
+void VulkanTexture2D::fill_mipmap_blit(unsigned level, void *b)
+{
+	const Texture2D &self = *static_cast<const Texture2D *>(this);
+	VkImageBlit &blit = *static_cast<VkImageBlit *>(b);
+
+	auto src_size = self.get_level_size(level);
+	auto dst_size = self.get_level_size(level+1);
+
+	blit.srcOffsets[1] = { static_cast<int>(src_size.x), static_cast<int>(src_size.y), 1 };
+	blit.dstOffsets[1] = { static_cast<int>(dst_size.x), static_cast<int>(dst_size.y), 1 };
 }
 
 uint64_t VulkanTexture2D::get_data_size() const
@@ -29,5 +49,46 @@ void VulkanTexture2D::unload()
 {
 }
 
+
+void *VulkanTexture2D::AsyncTransfer::allocate()
+{
+	const Texture2D::AsyncTransfer &self = *static_cast<const Texture2D::AsyncTransfer *>(this);
+
+	Texture2D &tex = *self.texture;
+	unsigned level = self.level;
+	int x = self.x;
+	int y = self.y;
+	unsigned wd = self.width;
+	unsigned ht = self.height;
+
+	auto level_size = tex.get_level_size(level);
+	bool discard = (x==0 && y==0 && wd==level_size.x && ht==level_size.y);
+
+	TransferQueue &tq = tex.device.get_transfer_queue();
+	return tq.prepare_transfer(&tex, false, self.data_size,
+		[&tex, level, discard](){
+			tex.change_layout(level, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, discard);
+		},
+		[&tex, level, x, y, wd, ht](VkCommandBuffer cmd_buf, VkBuffer staging_buf, size_t src_off){
+			const VulkanFunctions &vk = tex.device.get_functions();
+
+			VkBufferImageCopy region = { };
+			region.bufferOffset = src_off;
+			region.imageSubresource.aspectMask = get_vulkan_aspect(get_components(tex.storage_fmt));
+			region.imageSubresource.mipLevel = level;
+			region.imageSubresource.baseArrayLayer = 0;
+			region.imageSubresource.layerCount = 1;
+			region.imageOffset = { x, y, 0 };
+			region.imageExtent = { wd, ht, 1 };
+			vk.CmdCopyBufferToImage(cmd_buf, staging_buf, tex.handle, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &region);
+		});
+}
+
+void VulkanTexture2D::AsyncTransfer::finalize()
+{
+	const Texture2D::AsyncTransfer &self = *static_cast<const Texture2D::AsyncTransfer *>(this);
+	self.texture->device.get_transfer_queue().finalize_transfer(self.dest_addr);
+}
+
 } // namespace GL
 } // namespace Msp