| 17 | #include <donut/core/log.h> |
| 18 | |
| 19 | bool GraphicsDecompressionPass::Init() |
| 20 | { |
| 21 | // Make sure the binding layout exists |
| 22 | if (!m_bindingLayout) |
| 23 | { |
| 24 | nvrhi::VulkanBindingOffsets vulkanBindingOffsets; |
| 25 | vulkanBindingOffsets |
| 26 | .setConstantBufferOffset(0) |
| 27 | .setSamplerOffset(0) |
| 28 | .setShaderResourceOffset(0) |
| 29 | .setUnorderedAccessViewOffset(0); |
| 30 | |
| 31 | nvrhi::BindingLayoutDesc layoutDesc; |
| 32 | layoutDesc |
| 33 | .setVisibility(nvrhi::ShaderType::Compute) |
| 34 | .setBindingOffsets(vulkanBindingOffsets) |
| 35 | .setRegisterSpaceAndDescriptorSet(NTC_BINDING_DECOMPRESSION_INPUT_SPACE) |
| 36 | .addItem(nvrhi::BindingLayoutItem::VolatileConstantBuffer(NTC_BINDING_DECOMPRESSION_CONSTANT_BUFFER)) |
| 37 | .addItem(nvrhi::BindingLayoutItem::Texture_SRV(NTC_BINDING_DECOMPRESSION_LATENT_TEXTURE)) |
| 38 | .addItem(nvrhi::BindingLayoutItem::RawBuffer_SRV(NTC_BINDING_DECOMPRESSION_WEIGHT_BUFFER)) |
| 39 | .addItem(nvrhi::BindingLayoutItem::Sampler(NTC_BINDING_DECOMPRESSION_LATENT_SAMPLER)); |
| 40 | |
| 41 | m_bindingLayout = m_device->createBindingLayout(layoutDesc); |
| 42 | |
| 43 | if (!m_bindingLayout) |
| 44 | return false; |
| 45 | } |
| 46 | |
| 47 | // Make sure the bindless layout exists |
| 48 | if (!m_bindlessLayout) |
| 49 | { |
| 50 | nvrhi::BindlessLayoutDesc bindlessLayoutDesc; |
| 51 | bindlessLayoutDesc |
| 52 | .setVisibility(nvrhi::ShaderType::Compute) |
| 53 | .setMaxCapacity(m_descriptorTableSize) |
| 54 | .addRegisterSpace(nvrhi::BindingLayoutItem::Texture_UAV(NTC_BINDING_DECOMPRESSION_OUTPUT_SPACE)); |
| 55 | |
| 56 | m_bindlessLayout = m_device->createBindlessLayout(bindlessLayoutDesc); |
| 57 | |
| 58 | if (!m_bindlessLayout) |
| 59 | return false; |
| 60 | } |
| 61 | |
| 62 | // Make sure the descriptor table exists |
| 63 | if (!m_descriptorTable) |
| 64 | { |
| 65 | m_descriptorTable = m_device->createDescriptorTable(m_bindlessLayout); |
| 66 | if (!m_descriptorTable) |
| 67 | return false; |
| 68 | |
| 69 | m_device->resizeDescriptorTable(m_descriptorTable, m_descriptorTableSize, false); |
| 70 | } |
| 71 | |
| 72 | if (!m_latentSampler) |
| 73 | { |
| 74 | nvrhi::SamplerDesc samplerDesc = nvrhi::SamplerDesc() |
| 75 | .setAllAddressModes(nvrhi::SamplerAddressMode::Wrap) |
| 76 | .setMagFilter(true) |
nothing calls this directly
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