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2 years agoUse R8 format when extracting a single channel from an image
Mikko Rasa [Fri, 11 Mar 2022 21:42:57 +0000 (23:42 +0200)]
Use R8 format when extracting a single channel from an image

2 years agoRefactor face cull settings in Blender
Mikko Rasa [Fri, 11 Mar 2022 21:37:05 +0000 (23:37 +0200)]
Refactor face cull settings in Blender

Meshes no longer have a winding test toggle.  Instead mesh winding is
always set and material's backface culling flag is exported.  The default
in RenderMethod has been changed to NO_CULL.

2 years agoChange front face logic on Vulkan to match the OpenGL backend
Mikko Rasa [Fri, 11 Mar 2022 12:53:32 +0000 (14:53 +0200)]
Change front face logic on Vulkan to match the OpenGL backend

Front face is always set, not only when face cull is enabled.  Since we
pretend that NDC has the same orientation as on OpenGL, face winding gets
inverted.

This will probably produce incorrect results if anything rendering to a
swapchain image relies on winding.

2 years agoDetect and export alpha cutoff in Blender
Mikko Rasa [Fri, 11 Mar 2022 10:14:55 +0000 (12:14 +0200)]
Detect and export alpha cutoff in Blender

2 years agoFix the recognition of additive blending in the Blender exporter
Mikko Rasa [Fri, 11 Mar 2022 10:13:53 +0000 (12:13 +0200)]
Fix the recognition of additive blending in the Blender exporter

2 years agoImplement alpha cutoff for materials
Mikko Rasa [Fri, 11 Mar 2022 09:55:49 +0000 (11:55 +0200)]
Implement alpha cutoff for materials

Having to implement it separately in each material's shader is not
optimal, but since they each define their own uniform block, no better
solution is readily apparent.

The occluder shader also supports alpha cutoff so that objects with
such materials can cast proper shadows.

2 years agoEnable shadow map for the blended method when exporting
Mikko Rasa [Fri, 11 Mar 2022 09:25:46 +0000 (11:25 +0200)]
Enable shadow map for the blended method when exporting

Blended objects may want to receive shadows even though they can't
cast them.

2 years agoSupport specifying enabled methods in effect templates
Mikko Rasa [Fri, 11 Mar 2022 09:24:39 +0000 (11:24 +0200)]
Support specifying enabled methods in effect templates

2 years agoCreate specialized versions of SPIR-V modules with default spec values
Mikko Rasa [Fri, 11 Mar 2022 09:22:23 +0000 (11:22 +0200)]
Create specialized versions of SPIR-V modules with default spec values

It's important to remove unused resources in this case too.

2 years agoTake care of SPIR-V load IDs in ternary expressions
Mikko Rasa [Thu, 10 Mar 2022 06:54:56 +0000 (08:54 +0200)]
Take care of SPIR-V load IDs in ternary expressions

2 years agoNormalize vertex normal and tangent vectors in vertex shader
Mikko Rasa [Wed, 9 Mar 2022 18:31:03 +0000 (20:31 +0200)]
Normalize vertex normal and tangent vectors in vertex shader

If the normal matrix has scaling, that can throw things off.

2 years agoAvoid allocating buffers and images too close together
Mikko Rasa [Tue, 8 Mar 2022 14:00:22 +0000 (16:00 +0200)]
Avoid allocating buffers and images too close together

Vulkan requires that both types of resources do not reside on the same
"page" in memory.

2 years agoMinor tweaks to MemoryAllocator
Mikko Rasa [Tue, 8 Mar 2022 13:58:57 +0000 (15:58 +0200)]
Minor tweaks to MemoryAllocator

2 years agoAdd a function to request debug information from MemoryAllocator
Mikko Rasa [Tue, 8 Mar 2022 13:31:15 +0000 (15:31 +0200)]
Add a function to request debug information from MemoryAllocator

2 years agoHandle certain shader graph patterns that occur in imported glTF files
Mikko Rasa [Sun, 6 Mar 2022 11:21:28 +0000 (13:21 +0200)]
Handle certain shader graph patterns that occur in imported glTF files

2 years agoRemove unnecessary import statements from the Blender exporter
Mikko Rasa [Sun, 6 Mar 2022 10:37:35 +0000 (12:37 +0200)]
Remove unnecessary import statements from the Blender exporter

2 years agoUse bpy.path.basename instead of a custom function
Mikko Rasa [Sun, 6 Mar 2022 10:32:49 +0000 (12:32 +0200)]
Use bpy.path.basename instead of a custom function

2 years agoChange some leftover .tex2d extensions in the exporter
Mikko Rasa [Sun, 6 Mar 2022 10:30:58 +0000 (12:30 +0200)]
Change some leftover .tex2d extensions in the exporter

2 years agoHandle arbitrary channel inversions in material inputs.
Mikko Rasa [Sat, 5 Mar 2022 17:56:34 +0000 (19:56 +0200)]
Handle arbitrary channel inversions in material inputs.

2 years agoRefactor the material node processing code
Mikko Rasa [Sat, 5 Mar 2022 17:48:51 +0000 (19:48 +0200)]
Refactor the material node processing code

2 years agoDon't check group in get_unlit_inputs
Mikko Rasa [Sat, 5 Mar 2022 17:45:21 +0000 (19:45 +0200)]
Don't check group in get_unlit_inputs

It's fundamentally different from the other functions and wouldn't work
properly with a group.

2 years agoMake texture channel handling in the Blender exporter more flexible
Mikko Rasa [Sat, 5 Mar 2022 09:00:58 +0000 (11:00 +0200)]
Make texture channel handling in the Blender exporter more flexible

Any channel can now be inverted (though the shader graph inspection does
not detect this yet), so a separate invert_green channel is no longer
needed.

2 years agoFixes for exporting objects consisting only of lines
Mikko Rasa [Sat, 5 Mar 2022 08:55:47 +0000 (10:55 +0200)]
Fixes for exporting objects consisting only of lines

2 years agoRedesign progress and error reporting in the Blender exporter
Mikko Rasa [Sat, 5 Mar 2022 08:50:04 +0000 (10:50 +0200)]
Redesign progress and error reporting in the Blender exporter

Progress is now tracked in a context object, which also holds the Blender
context.  Tasks are represented by independent objects instead of a stack
structure.

The context/task objects also track which data object that task is about,
so the object path can be reported in errors.

2 years agoFix incorrect vertex array indexing in InstanceArray
Mikko Rasa [Tue, 1 Mar 2022 10:52:02 +0000 (12:52 +0200)]
Fix incorrect vertex array indexing in InstanceArray

2 years agoMove ProgramData to materials
Mikko Rasa [Mon, 28 Feb 2022 09:56:33 +0000 (11:56 +0200)]
Move ProgramData to materials

It has more users in materials and in render, and also materials is a
lower layer, so it makes more sense for it to be here.

2 years agoSimplify Program by removing transient data
Mikko Rasa [Sat, 29 Jan 2022 12:09:01 +0000 (14:09 +0200)]
Simplify Program by removing transient data

After some earlier refactorings it was only used on one code path, so
those variables are now directly declared where they're needed.

2 years agoAlign staging memory with an alignment suitable for image transfers
Mikko Rasa [Tue, 25 Jan 2022 18:14:17 +0000 (20:14 +0200)]
Align staging memory with an alignment suitable for image transfers

The source data needs to be aligned at a multiple of the texel size.  48
bytes is divisible by almost all possible pixel sizes.

2 years agoUse a dummy transmittance lookup texture to render the lookup in Sky
Mikko Rasa [Tue, 25 Jan 2022 17:56:39 +0000 (19:56 +0200)]
Use a dummy transmittance lookup texture to render the lookup in Sky

Ideally the compiler should optimize the shader so the texture isn't
used, but that'll take some extra effort to implement.

2 years agoOverhaul the Vulkan backend's memory allocator
Mikko Rasa [Tue, 25 Jan 2022 17:42:35 +0000 (19:42 +0200)]
Overhaul the Vulkan backend's memory allocator

It now sub-allocates from larger chunks of memory to avoid hitting
Vulkan's allocation count limit.

2 years agoRefactor Vulkan memory mapping functions
Mikko Rasa [Tue, 25 Jan 2022 17:16:57 +0000 (19:16 +0200)]
Refactor Vulkan memory mapping functions

An allocation is now always mapped in its entirety.  Unmapping is done
by ID instead of mapped address.

2 years agoRefactor allocation index and ID handling in the Vulkan backend
Mikko Rasa [Tue, 25 Jan 2022 16:56:16 +0000 (18:56 +0200)]
Refactor allocation index and ID handling in the Vulkan backend

MemoryAllocator now always uses indices internally.  Incoming IDs are
checked for validity.

2 years agoRemove the unused get_allocation_size function
Mikko Rasa [Tue, 25 Jan 2022 15:58:14 +0000 (17:58 +0200)]
Remove the unused get_allocation_size function

2 years agoUse pipeline keys for objects and effects
Mikko Rasa [Wed, 19 Jan 2022 13:00:52 +0000 (15:00 +0200)]
Use pipeline keys for objects and effects

2 years agoSupport multiple PipelineStates in Renderer
Mikko Rasa [Mon, 17 Jan 2022 20:41:24 +0000 (22:41 +0200)]
Support multiple PipelineStates in Renderer

In the Vulkan backend it can be beneficial to keep separate pipeline
states and avoid having to repeatedly compute hashes and look them up
from the cache.  The downside is that every time the used state object
changes, shader data has to be reapplied.  But it's likely this would
be necessary anyway due to different shader or data being used.

2 years agoApply only changed parts of VulkanPipelineState
Mikko Rasa [Sat, 15 Jan 2022 09:06:08 +0000 (11:06 +0200)]
Apply only changed parts of VulkanPipelineState

2 years agoMinor, largely cosmetic tweaks
Mikko Rasa [Fri, 14 Jan 2022 22:06:58 +0000 (00:06 +0200)]
Minor, largely cosmetic tweaks

2 years agoUse the changes member directly in PipelineState backends
Mikko Rasa [Thu, 13 Jan 2022 21:17:01 +0000 (23:17 +0200)]
Use the changes member directly in PipelineState backends

2 years agoStore simpler states by value in PipelineState
Mikko Rasa [Wed, 12 Jan 2022 20:24:54 +0000 (22:24 +0200)]
Store simpler states by value in PipelineState

Since these are also stored by value in various objects, a pointer
comparison is not enough to tell if state needs to be changed.  There's
no guarantee that the object behind the pointer stays alive, so comparing
values through the pointer is hazardous.

2 years agoCreate a function for applying framebuffer state in Renderer
Mikko Rasa [Wed, 12 Jan 2022 20:18:09 +0000 (22:18 +0200)]
Create a function for applying framebuffer state in Renderer

2 years agoMake various enums use uint8_t as their underlying type
Mikko Rasa [Wed, 12 Jan 2022 20:17:20 +0000 (22:17 +0200)]
Make various enums use uint8_t as their underlying type

2 years agoOnly set pipeline resources as used when the resource changes
Mikko Rasa [Sun, 9 Jan 2022 13:38:54 +0000 (15:38 +0200)]
Only set pipeline resources as used when the resource changes

This avoids an issue on Vulkan where invalid descriptor set writes were
generated if a resource unused by the current shader was set to the same
value it already had and the shader wasn't changed.

I'm not really sure if the flags should be set in the common part at all,
since the OpenGL bckend barely uses them.  But other approaches are not
clearly superior either.

2 years agoUse a placeholder texture when a texture has not been loaded yet
Mikko Rasa [Sun, 2 Jan 2022 11:15:01 +0000 (13:15 +0200)]
Use a placeholder texture when a texture has not been loaded yet

2 years agoUse low-level handles when computing descriptor set hashes
Mikko Rasa [Wed, 29 Dec 2021 22:03:36 +0000 (00:03 +0200)]
Use low-level handles when computing descriptor set hashes

The handle of a texture may change due to loading and unloading through
a resource manager.

2 years agoConvert pixel components if necessary when async loading textures
Mikko Rasa [Tue, 28 Dec 2021 20:11:03 +0000 (22:11 +0200)]
Convert pixel components if necessary when async loading textures

2 years agoMove Texture2D::AsyncLoader back to the common part
Mikko Rasa [Tue, 28 Dec 2021 14:09:59 +0000 (16:09 +0200)]
Move Texture2D::AsyncLoader back to the common part

The backend-specific parts are now handled by AsyncTransfer.

2 years agoRefactor Texture2D::AsyncLoader to use sub_image_async
Mikko Rasa [Tue, 28 Dec 2021 14:07:48 +0000 (16:07 +0200)]
Refactor Texture2D::AsyncLoader to use sub_image_async

2 years agoAdd an asynchronous version of Texture2D::sub_image
Mikko Rasa [Tue, 28 Dec 2021 10:03:58 +0000 (12:03 +0200)]
Add an asynchronous version of Texture2D::sub_image

2 years agoRequire buffer to have storage for mapping
Mikko Rasa [Mon, 27 Dec 2021 23:05:20 +0000 (01:05 +0200)]
Require buffer to have storage for mapping

2 years agoMake Buffer::AsyncTransfer default-constructible and move-assignable
Mikko Rasa [Mon, 27 Dec 2021 21:26:25 +0000 (23:26 +0200)]
Make Buffer::AsyncTransfer default-constructible and move-assignable

2 years agoRedesign asynchronous buffer uploads
Mikko Rasa [Fri, 24 Dec 2021 10:25:46 +0000 (12:25 +0200)]
Redesign asynchronous buffer uploads

The Buffer class now offers an async version of sub_data, which can
better account for exactly how the data needs to be uploaded.

2 years agoReset staging buffers in TransferQueue once the transfers are done
Mikko Rasa [Mon, 20 Dec 2021 21:03:33 +0000 (23:03 +0200)]
Reset staging buffers in TransferQueue once the transfers are done

2 years agoImprove state setting in Sky
Mikko Rasa [Mon, 20 Dec 2021 00:13:41 +0000 (02:13 +0200)]
Improve state setting in Sky

Avoid leaking the effect's shader data to its content as it contains no
relevant uniforms.

2 years agoUse a streaming buffer for ProgramData only when needed
Mikko Rasa [Sun, 19 Dec 2021 23:26:15 +0000 (01:26 +0200)]
Use a streaming buffer for ProgramData only when needed

2 years agoRefactor ProgramData buffer (re)creation into a function
Mikko Rasa [Sun, 19 Dec 2021 12:10:12 +0000 (14:10 +0200)]
Refactor ProgramData buffer (re)creation into a function

2 years agoMultiplex streaming buffer contents on Vulkan
Mikko Rasa [Sun, 19 Dec 2021 11:39:08 +0000 (13:39 +0200)]
Multiplex streaming buffer contents on Vulkan

This ensures that the data stays valid until the draw commands using it
have finished executing.

2 years agoInstanceArray doesn't need to refresh the vertex arrays
Mikko Rasa [Sun, 19 Dec 2021 11:26:00 +0000 (13:26 +0200)]
InstanceArray doesn't need to refresh the vertex arrays

That's done in Renderer since 9b3bce7.

2 years agoAdd a flag to obtain an aligned size requirement from Bufferable
Mikko Rasa [Sun, 19 Dec 2021 10:53:48 +0000 (12:53 +0200)]
Add a flag to obtain an aligned size requirement from Bufferable

2 years agoUse a member function to set the dirty flag in Bufferable
Mikko Rasa [Sat, 18 Dec 2021 22:16:10 +0000 (00:16 +0200)]
Use a member function to set the dirty flag in Bufferable

2 years agoKeep track of the buffers of bound uniform blocks
Mikko Rasa [Sat, 18 Dec 2021 22:00:32 +0000 (00:00 +0200)]
Keep track of the buffers of bound uniform blocks

ProgramData may recreate the buffer when creating new blocks, but existing
block objects will be retained.  As such, the block object alone isn't
enough to determine whether the binding has changed.

2 years agoIncrement frame after destroying objects instead of before
Mikko Rasa [Sat, 18 Dec 2021 18:19:55 +0000 (20:19 +0200)]
Increment frame after destroying objects instead of before

Things were getting destroyed one frame too early since the destroy queue
is ticked after rendering a frame.

2 years agoClamp depth reference for shadows to 1.0
Mikko Rasa [Tue, 14 Dec 2021 14:23:34 +0000 (16:23 +0200)]
Clamp depth reference for shadows to 1.0

This makes objects which are "behind" the shadow map volume sample the
shadow map correctly and not treat the clear value as a shadow caster.

2 years agoDefer transfer and barriers until the entire render pass is recorded
Mikko Rasa [Tue, 14 Dec 2021 12:57:34 +0000 (14:57 +0200)]
Defer transfer and barriers until the entire render pass is recorded

This ensures that all resources needed by the render pass are prepared
before executing the pass.

2 years agoUse secondary command buffers to record render pass contents
Mikko Rasa [Tue, 14 Dec 2021 12:37:57 +0000 (14:37 +0200)]
Use secondary command buffers to record render pass contents

This allows greater flexibility for ordering transfers and barriers
relative to render passes.

2 years agoCorrectly set framebuffer layers when cube map attachments are used
Mikko Rasa [Tue, 14 Dec 2021 11:24:13 +0000 (13:24 +0200)]
Correctly set framebuffer layers when cube map attachments are used

2 years agoRefactor projection matrix handling
Mikko Rasa [Tue, 14 Dec 2021 11:21:25 +0000 (13:21 +0200)]
Refactor projection matrix handling

Projection matrices in C++ side now always produce a depth range of 0 to
1 for the NDC Z coordinate.  Shaders will convert it to -1 to 1 when
targeting OpenGL.

Incidentally, the AmbientOcclusion effect's shaders were already written
as if the depth range was 0 to 1, so the effect was actually slightly
incorrect before this.

2 years agoFix incorrect lookup of GLSL interface variables
Mikko Rasa [Sun, 12 Dec 2021 21:48:40 +0000 (23:48 +0200)]
Fix incorrect lookup of GLSL interface variables

2 years agoRefactor handling of viewport Y axis
Mikko Rasa [Sun, 12 Dec 2021 21:44:04 +0000 (23:44 +0200)]
Refactor handling of viewport Y axis

Only invert it for the swapchain render target.  This makes it easier to
sample render target textures consistently.

2 years agoSet gl_Layer separately for each vertex
Mikko Rasa [Sun, 12 Dec 2021 11:17:30 +0000 (13:17 +0200)]
Set gl_Layer separately for each vertex

EmitVertex invalidates *all* output variables so they must be written
again for the next one.

2 years agoEnable geometry shaders by default
Mikko Rasa [Sun, 12 Dec 2021 11:01:38 +0000 (13:01 +0200)]
Enable geometry shaders by default

2 years agoFix render area Y coordinate calculation
Mikko Rasa [Sun, 12 Dec 2021 10:57:19 +0000 (12:57 +0200)]
Fix render area Y coordinate calculation

2 years agoDiscard render target contents only if the entire mip level is used
Mikko Rasa [Sun, 12 Dec 2021 09:49:19 +0000 (11:49 +0200)]
Discard render target contents only if the entire mip level is used

2 years agoMark PBR precalc parameters as push constants
Mikko Rasa [Sat, 11 Dec 2021 23:46:55 +0000 (01:46 +0200)]
Mark PBR precalc parameters as push constants

2 years agoRe-export desertpillars data with new vertex formats
Mikko Rasa [Sat, 11 Dec 2021 23:46:38 +0000 (01:46 +0200)]
Re-export desertpillars data with new vertex formats

2 years agoRefactor TransferQueue to require explicit finalization of transfers
Mikko Rasa [Sat, 11 Dec 2021 23:40:19 +0000 (01:40 +0200)]
Refactor TransferQueue to require explicit finalization of transfers

This allows the data for the transfer to be written asynchronously.

2 years agoUse const void * for the object pointers in TransferQueue
Mikko Rasa [Sat, 11 Dec 2021 23:33:10 +0000 (01:33 +0200)]
Use const void * for the object pointers in TransferQueue

2 years agoBind only the first mipmap level when prefiltering an envmap
Mikko Rasa [Sat, 11 Dec 2021 18:18:34 +0000 (20:18 +0200)]
Bind only the first mipmap level when prefiltering an envmap

2 years agoEmit a max invocations exec mode for geometry shaders
Mikko Rasa [Sat, 11 Dec 2021 17:34:25 +0000 (19:34 +0200)]
Emit a max invocations exec mode for geometry shaders

2 years agoCreate image views in VulkanFramebuffer if necessary
Mikko Rasa [Fri, 10 Dec 2021 13:53:46 +0000 (15:53 +0200)]
Create image views in VulkanFramebuffer if necessary

Using a specific mip level or array layer as an attachment requires a
view with suitable parameters.

2 years agoSupport binding individual mipmap levels of textures
Mikko Rasa [Fri, 10 Dec 2021 13:51:09 +0000 (15:51 +0200)]
Support binding individual mipmap levels of textures

Vulkan requires different layouts for sampling a texture and rendering
into, so reading from one mip level and rendering into another requires
separate views.

The OpenGL backend only allows binding level 0, since nothing currently
needs binding higher levels.  Full support requires the ARB_texture_view
extension.

2 years agoTrack the number of layers in Framebuffer
Mikko Rasa [Thu, 9 Dec 2021 13:34:27 +0000 (15:34 +0200)]
Track the number of layers in Framebuffer

2 years agoDon't remove individual mipmap levels from Synchronizer
Mikko Rasa [Thu, 9 Dec 2021 13:23:21 +0000 (15:23 +0200)]
Don't remove individual mipmap levels from Synchronizer

Keep them around until all levels have been transitioned to shader read
only optimal, to ensure that changing the layout of a split image as a
whole works correctly.

2 years agoTrack different kinds of bindings separately
Mikko Rasa [Thu, 9 Dec 2021 11:43:16 +0000 (13:43 +0200)]
Track different kinds of bindings separately

2 years agoPopulate used bindings in ReflectData
Mikko Rasa [Thu, 9 Dec 2021 10:23:04 +0000 (12:23 +0200)]
Populate used bindings in ReflectData

2 years agoDon't try to bind descriptor sets if there aren't any
Mikko Rasa [Thu, 9 Dec 2021 10:02:41 +0000 (12:02 +0200)]
Don't try to bind descriptor sets if there aren't any

2 years agoRefresh vertex setup in VulkanPipelineState::update
Mikko Rasa [Thu, 9 Dec 2021 09:50:42 +0000 (11:50 +0200)]
Refresh vertex setup in VulkanPipelineState::update

The buffers and offsets must be filled even if another vertex setup with
the same format has been used before.

2 years agoInitialize members of VulkanVertexSetup
Mikko Rasa [Thu, 9 Dec 2021 09:48:25 +0000 (11:48 +0200)]
Initialize members of VulkanVertexSetup

2 years agoUse an RGBA environment map in desertpillars
Mikko Rasa [Sun, 5 Dec 2021 08:53:38 +0000 (10:53 +0200)]
Use an RGBA environment map in desertpillars

2 years agoStore the number of mipmap levels in the Texture base class
Mikko Rasa [Sat, 4 Dec 2021 00:25:14 +0000 (02:25 +0200)]
Store the number of mipmap levels in the Texture base class

2 years agoUse default member initializers in Texture
Mikko Rasa [Sat, 4 Dec 2021 00:22:39 +0000 (02:22 +0200)]
Use default member initializers in Texture

2 years agoAvoid collisions with members of nameless interface blocks when inlining
Mikko Rasa [Sat, 4 Dec 2021 00:12:14 +0000 (02:12 +0200)]
Avoid collisions with members of nameless interface blocks when inlining

2 years agoUse RGBA as the default format for effect render targets
Mikko Rasa [Wed, 1 Dec 2021 08:55:04 +0000 (10:55 +0200)]
Use RGBA as the default format for effect render targets

2 years agoConvert RGB pixel data to RGBA when staging
Mikko Rasa [Wed, 1 Dec 2021 08:54:07 +0000 (10:54 +0200)]
Convert RGB pixel data to RGBA when staging

2 years agoUse the correct aspect mask for uploading texture data
Mikko Rasa [Wed, 1 Dec 2021 08:52:10 +0000 (10:52 +0200)]
Use the correct aspect mask for uploading texture data

2 years agoSubmit commands for isolated offscreen rendering
Mikko Rasa [Wed, 1 Dec 2021 08:35:23 +0000 (10:35 +0200)]
Submit commands for isolated offscreen rendering

2 years agoClear the begin semaphore if Renderer::begin() is called without one
Mikko Rasa [Wed, 1 Dec 2021 08:34:54 +0000 (10:34 +0200)]
Clear the begin semaphore if Renderer::begin() is called without one

2 years agoRemove the exception from Texture2DMultisample constructor
Mikko Rasa [Wed, 1 Dec 2021 08:32:13 +0000 (10:32 +0200)]
Remove the exception from Texture2DMultisample constructor

2 years agoImplement mipmap generation for the Vulkan backend
Mikko Rasa [Wed, 1 Dec 2021 08:31:43 +0000 (10:31 +0200)]
Implement mipmap generation for the Vulkan backend

2 years agoSupport transfers with no staged data
Mikko Rasa [Wed, 1 Dec 2021 07:53:10 +0000 (09:53 +0200)]
Support transfers with no staged data

This can be used to transfer data within VRAM, such as for mipmap
generation.

2 years agoTrack the order of transfers involving the same objects
Mikko Rasa [Wed, 1 Dec 2021 07:45:38 +0000 (09:45 +0200)]
Track the order of transfers involving the same objects

Mipmap generation requires barriers between the steps, since each level
is generated using the previous one.