mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-16 01:42:01 +00:00
8e658eac78
Id Software had pretty much nothing to do with the vulkan renderer (they still get credit for code that's heavily based on the original quake code, of course).
63 lines
1.8 KiB
C
63 lines
1.8 KiB
C
/*
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memory.c
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Vulkan memory functions
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Copyright (C) 2020 Bill Currie <bill@taniwha.org>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include "QF/Vulkan/qf_vid.h"
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#include "QF/Vulkan/device.h"
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#include "QF/Vulkan/memory.h"
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void *
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QFV_MapMemory (qfv_device_t *device, VkDeviceMemory object,
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VkDeviceSize offset, VkDeviceSize size)
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{
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VkDevice dev = device->dev;
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qfv_devfuncs_t *dfunc = device->funcs;
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void *map = 0;
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dfunc->vkMapMemory (dev, object, offset, size, 0, &map);
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return map;
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}
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void
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QFV_FlushMemory (qfv_device_t *device, qfv_mappedmemrangeset_t *flushRanges)
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{
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VkDevice dev = device->dev;
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qfv_devfuncs_t *dfunc = device->funcs;
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VkMappedMemoryRange *ranges = alloca(sizeof (*ranges) * flushRanges->size);
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for (uint32_t i = 0; i < flushRanges->size; i++) {
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ranges[i].sType = VK_STRUCTURE_TYPE_MAPPED_MEMORY_RANGE;
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ranges[i].pNext = 0;
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ranges[i].memory = flushRanges->a[i].object;
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ranges[i].offset = flushRanges->a[i].offset;
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ranges[i].size = flushRanges->a[i].size;
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}
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dfunc->vkFlushMappedMemoryRanges (dev, flushRanges->size, ranges);
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}
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