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Add basis_universal support for textures on Web

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Add implementation for loading interchange texture formats with multiple runtime formats support
This commit is contained in:
Wojtek Figat
2026-03-06 11:09:29 +01:00
parent ac36840037
commit 94789712e8
68 changed files with 43439 additions and 50 deletions
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28
Source/Engine/Graphics/Textures/StreamingTexture.cpp
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@@ -9,6 +9,7 @@
#include "Engine/Graphics/RenderTools.h"
#include "Engine/Graphics/Async/Tasks/GPUUploadTextureMipTask.h"
#include "Engine/Scripting/Enums.h"
#include "Engine/Tools/TextureTool/TextureTool.h"
TextureHeader_Deprecated::TextureHeader_Deprecated()
{
@@ -142,7 +143,10 @@ void StreamingTexture::UnloadTexture()
uint64 StreamingTexture::GetTotalMemoryUsage() const
{
const uint64 arraySize = _header.IsCubeMap ? 6 : 1;
return RenderTools::CalculateTextureMemoryUsage(_header.Format, _header.Width, _header.Height, _header.MipLevels) * arraySize;
PixelFormat format = _header.Format;
if (_texture && _texture->IsAllocated())
format = _texture->Format();
return RenderTools::CalculateTextureMemoryUsage(format, _header.Width, _header.Height, _header.MipLevels) * arraySize;
}
String StreamingTexture::ToString() const
@@ -294,13 +298,14 @@ Task* StreamingTexture::UpdateAllocation(int32 residency)
GPUTextureDescription desc;
if (IsCubeMap())
{
ASSERT(width == height);
ASSERT_LOW_LAYER(width == height);
desc = GPUTextureDescription::NewCube(width, residency, _header.Format, GPUTextureFlags::ShaderResource);
}
else
{
desc = GPUTextureDescription::New2D(width, height, residency, _header.Format, GPUTextureFlags::ShaderResource);
}
desc.Format = TextureTool::GetTextureFormat(_header.Type, desc.Format, desc.Width, desc.Height, _header.IsSRGB);
// Setup texture
if (texture->Init(desc))
@@ -367,16 +372,9 @@ protected:
Result run(GPUTasksContext* context) override
{
const auto texture = _texture.Get();
if (texture == nullptr)
if (texture == nullptr || !texture->IsAllocated())
return Result::MissingResources;
// Ensure that texture has been allocated before this task and has proper format
if (!texture->IsAllocated() || texture->Format() != _streamingTexture->GetHeader()->Format)
{
LOG(Error, "Cannot stream texture {0} (streaming format: {1})", texture->ToString(), ScriptingEnum::ToString(_streamingTexture->GetHeader()->Format));
return Result::Failed;
}
// Get asset data
BytesContainer data;
const auto absoluteMipIndex = _streamingTexture->TextureMipIndexToTotalIndex(_mipIndex);
@@ -390,14 +388,18 @@ protected:
if (!_streamingTexture->GetOwner()->GetMipDataCustomPitch(absoluteMipIndex, rowPitch, slicePitch))
texture->ComputePitch(_mipIndex, rowPitch, slicePitch);
_data.Link(data);
ASSERT(data.Length() >= (int32)slicePitch * arraySize);
// Update all array slices
const byte* dataSource = data.Get();
int32 dataPerSlice = data.Length() / arraySize; // In most cases it's a slice pitch, except when using transcoding (eg. Basis), then each slice has to use the same amount of memory
for (int32 arrayIndex = 0; arrayIndex < arraySize; arrayIndex++)
{
context->GPU->UpdateTexture(texture, arrayIndex, _mipIndex, dataSource, rowPitch, slicePitch);
dataSource += slicePitch;
if (TextureTool::UpdateTexture(context->GPU, texture, arrayIndex, _mipIndex, Span<byte>(dataSource, dataPerSlice), rowPitch, slicePitch, _streamingTexture->GetHeader()->Format))
{
LOG(Error, "Cannot stream mip {} of texture {} (format: {})", _mipIndex, texture->ToString(), ScriptingEnum::ToString(_streamingTexture->GetHeader()->Format));
return Result::Failed;
}
dataSource += dataPerSlice;
}
return Result::Ok;