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adding buffer mapping

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kbz_8
2024-12-05 01:26:53 +01:00
parent cddd08f92f
commit 6868047c76
10 changed files with 60 additions and 16 deletions
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27
Sources/Backends/Vulkan/VulkanBuffer.c
View File

@@ -23,26 +23,20 @@ PulseBuffer VulkanCreateBuffer(PulseDevice device, const PulseBufferCreateInfo*
buffer->usage = create_infos->usage;
if(buffer->usage & PULSE_BUFFER_USAGE_TRANSFER_UPLOAD)
{
vulkan_buffer->usage |= VK_BUFFER_USAGE_TRANSFER_SRC_BIT;
}
if(buffer->usage & PULSE_BUFFER_USAGE_TRANSFER_DOWNLOAD)
{
vulkan_buffer->usage |= VK_BUFFER_USAGE_TRANSFER_DST_BIT;
}
if(buffer->usage & PULSE_BUFFER_USAGE_STORAGE_READ || buffer->usage & PULSE_BUFFER_USAGE_STORAGE_WRITE)
{
vulkan_buffer->usage |= VK_BUFFER_USAGE_STORAGE_BUFFER_BIT;
}
if(buffer->usage & PULSE_BUFFER_USAGE_UNIFORM_ACCESS)
{
vulkan_buffer->usage |= VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT;
}
VmaAllocationCreateInfo allocation_create_info = { 0 };
allocation_create_info.flags = VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT;
allocation_create_info.usage = VMA_MEMORY_USAGE_AUTO;
if(buffer->usage & PULSE_BUFFER_USAGE_HOST_ACCESS)
allocation_create_info.flags = VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT | VMA_ALLOCATION_CREATE_MAPPED_BIT;
VkBufferCreateInfo buffer_create_info = { 0 };
buffer_create_info.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO;
buffer_create_info.size = buffer->size;
@@ -50,10 +44,25 @@ PulseBuffer VulkanCreateBuffer(PulseDevice device, const PulseBufferCreateInfo*
buffer_create_info.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
CHECK_VK_RETVAL(device->backend, vmaCreateBuffer(vulkan_device->allocator, &buffer_create_info, &allocation_create_info, &vulkan_buffer->buffer, &vulkan_buffer->allocation, PULSE_NULLPTR), PULSE_ERROR_INITIALIZATION_FAILED, PULSE_NULL_HANDLE);
vmaGetAllocationInfo(vulkan_device->allocator, vulkan_buffer->allocation, &vulkan_buffer->allocation_info);
return buffer;
}
bool VulkanGetBufferMap(PulseBuffer buffer, void** data)
{
VulkanBuffer* vulkan_buffer = VULKAN_RETRIEVE_DRIVER_DATA_AS(buffer, VulkanBuffer*);
if(vulkan_buffer->allocation_info.pMappedData == PULSE_NULLPTR)
{
if(PULSE_IS_BACKEND_LOW_LEVEL_DEBUG(buffer->device->backend))
PulseLogErrorFmt(buffer->device->backend, "(Vulkan) cannot map a buffer (%p); Buffer has to be created with PULSE_BUFFER_USAGE_HOST_ACCESS flag", buffer);
PulseSetInternalError(PULSE_ERROR_MAP_FAILED);
return false;
}
*data = vulkan_buffer->allocation_info.pMappedData;
return true;
}
void VulkanDestroyBuffer(PulseDevice device, PulseBuffer buffer)
{
VulkanDevice* vulkan_device = VULKAN_RETRIEVE_DRIVER_DATA_AS(device, VulkanDevice*);

2
Sources/Backends/Vulkan/VulkanBuffer.h
View File

@@ -19,9 +19,11 @@ typedef struct VulkanBuffer
VkBuffer buffer;
VkBufferUsageFlags usage;
VmaAllocation allocation;
VmaAllocationInfo allocation_info;
} VulkanBuffer;
PulseBuffer VulkanCreateBuffer(PulseDevice device, const PulseBufferCreateInfo* create_infos);
bool VulkanGetBufferMap(PulseBuffer buffer, void** data);
void VulkanDestroyBuffer(PulseDevice device, PulseBuffer buffer);
#endif // PULSE_VULKAN_BUFFER_H_

21
Sources/Backends/Vulkan/VulkanDescriptor.h git.filemode.normal_file
View File

@@ -0,0 +1,21 @@
// Copyright (C) 2024 kanel
// This file is part of "Pulse"
// For conditions of distribution and use, see copyright notice in LICENSE
#ifdef PULSE_ENABLE_VULKAN_BACKEND
#ifndef PULSE_VULKAN_DESCRIPTOR_H_
#define PULSE_VULKAN_DESCRIPTOR_H_
#include <vulkan/vulkan_core.h>
#include <Pulse.h>
#include "../../PulseInternal.h"
typedef struct VulkanDescriptor
{
} VulkanDescriptor;
#endif // PULSE_VULKAN_DESCRIPTOR_H_
#endif // PULSE_ENABLE_VULKAN_BACKEND