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Flush memory if coherency flag is no set (Refs #273)

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saschawillems 2017-03-04 13:55:14 +01:00
parent e0caca9488
commit 0e13f583c7
1 changed files with 9 additions and 0 deletions
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9
base/VulkanDevice.hpp
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@ -368,6 +368,15 @@ namespace vks
void *mapped; void *mapped;
VK_CHECK_RESULT(vkMapMemory(logicalDevice, *memory, 0, size, 0, &mapped)); VK_CHECK_RESULT(vkMapMemory(logicalDevice, *memory, 0, size, 0, &mapped));
memcpy(mapped, data, size); memcpy(mapped, data, size);
// If host coherency hasn't been requested, do a manual flush to make writes visible
if ((memoryPropertyFlags & VK_MEMORY_PROPERTY_HOST_COHERENT_BIT) == 0)
{
VkMappedMemoryRange mappedRange = vks::initializers::mappedMemoryRange();
mappedRange.memory = *memory;
mappedRange.offset = 0;
mappedRange.size = size;
vkFlushMappedMemoryRanges(logicalDevice, 1, &mappedRange);
}
vkUnmapMemory(logicalDevice, *memory); vkUnmapMemory(logicalDevice, *memory);
} }