89afdd6f24
This PR adds support for `GPU_unpack_row_length_set` to the vulkan backend. Texture unpacking is used when uploading a part of a texture from host memory to device memory. Pull Request: https://projects.blender.org/blender/blender/pulls/107360
76 lines
2.6 KiB
C++
76 lines
2.6 KiB
C++
/* SPDX-License-Identifier: GPL-2.0-or-later
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* Copyright 2023 Blender Foundation. */
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/** \file
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* \ingroup gpu
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*/
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#pragma once
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#include "BLI_math_vector_types.hh"
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#include "gpu_texture_private.hh"
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namespace blender::gpu {
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/**
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* Convert host buffer to device buffer.
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*
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* \param dst_buffer: device buffer.
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* \param src_buffer: host buffer.
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* \param buffer_size: number of pixels to convert from the start of the given buffer.
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* \param host_format: format of the host buffer.
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* \param device_format: format of the device buffer.
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*
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* \note Will assert when the host_format/device_format combination isn't valid
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* (#validate_data_format) or supported. Some combinations aren't supported in Vulkan due to
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* platform incompatibility.
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*/
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void convert_host_to_device(void *dst_buffer,
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const void *src_buffer,
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size_t buffer_size,
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eGPUDataFormat host_format,
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eGPUTextureFormat device_format);
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/**
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* Convert host buffer to device buffer with row length.
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*
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* \param dst_buffer: device buffer.
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* \param src_buffer: host buffer.
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* \param src_size: size of the host buffer.
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* \param src_row_length: Length of a single row of the buffer (in pixels).
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* \param host_format: format of the host buffer.
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* \param device_format: format of the device buffer.
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*
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* \note Will assert when the host_format/device_format combination isn't valid
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* (#validate_data_format) or supported. Some combinations aren't supported in Vulkan due to
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* platform incompatibility.
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*/
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void convert_host_to_device(void *dst_buffer,
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const void *src_buffer,
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uint2 src_size,
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uint src_row_length,
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eGPUDataFormat host_format,
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eGPUTextureFormat device_format);
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/**
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* Convert device buffer to host buffer.
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*
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* \param dst_buffer: host buffer
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* \param src_buffer: device buffer.
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* \param buffer_size: number of pixels to convert from the start of the given buffer.
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* \param host_format: format of the host buffer
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* \param device_format: format of the device buffer.
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*
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* \note Will assert when the host_format/device_format combination isn't valid
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* (#validate_data_format) or supported. Some combinations aren't supported in Vulkan due to
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* platform incompatibility.
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*/
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void convert_device_to_host(void *dst_buffer,
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const void *src_buffer,
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size_t buffer_size,
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eGPUDataFormat host_format,
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eGPUTextureFormat device_format);
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}; // namespace blender::gpu
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