X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fbackends%2Fvulkan%2Ftexture3d_backend.cpp;h=44a25904161306afbb5ab52a9f24a420bb57edef;hp=581206c671bf40498344d59a2387eb1c68fe1817;hb=d2a23243b7f25e56ef098196b2962c103989143f;hpb=5c35768c310847df816d216eecf8fa2e93f5f8b8

diff --git a/source/backends/vulkan/texture3d_backend.cpp b/source/backends/vulkan/texture3d_backend.cpp
index 581206c6..44a25904 100644
--- a/source/backends/vulkan/texture3d_backend.cpp
+++ b/source/backends/vulkan/texture3d_backend.cpp
@@ -59,6 +59,25 @@ void VulkanTexture3D::sub_image(unsigned level, int x, int y, int z, unsigned wd
 	copy(src, src+data_size, static_cast<char *>(staging));
 }
 
+void VulkanTexture3D::generate_mipmap()
+{
+	generate_mipmap_levels(static_cast<const Texture3D *>(this)->levels);
+}
+
+void VulkanTexture3D::fill_mipmap_blit(unsigned level, void *b)
+{
+	const Texture3D &self = *static_cast<const Texture3D *>(this);
+	VkImageBlit &blit = *static_cast<VkImageBlit *>(b);
+
+	LinAl::Vector<int, 3> src_size = self.get_level_size(level);
+	LinAl::Vector<int, 3> dst_size = self.get_level_size(level+1);
+
+	blit.srcSubresource.layerCount = (is_array() ? self.depth : 1);
+	blit.dstSubresource.layerCount = blit.srcSubresource.layerCount;
+	blit.srcOffsets[1] = { src_size.x, src_size.y, (is_array() ? 1 : src_size.z) };
+	blit.dstOffsets[1] = { dst_size.x, dst_size.y, (is_array() ? 1 : dst_size.z) };
+}
+
 bool VulkanTexture3D::is_array() const
 {
 	return view_type==VK_IMAGE_VIEW_TYPE_2D_ARRAY;