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-rw-r--r--stockton-render/src/draw/utils.rs38
1 files changed, 38 insertions, 0 deletions
diff --git a/stockton-render/src/draw/utils.rs b/stockton-render/src/draw/utils.rs
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+/*
+ * Copyright (C) Oscar Shrimpton 2020
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation, either version 3 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+use crate::types::*;
+use hal::{
+ memory::{Properties as MemProperties},
+ MemoryTypeId,
+ prelude::*,
+};
+
+pub fn find_memory_type_id(adapter: &Adapter, type_mask: u64, props: MemProperties) -> Option<MemoryTypeId> {
+ adapter
+ .physical_device
+ .memory_properties()
+ .memory_types
+ .iter()
+ .enumerate()
+ .find(|&(id, memory_type)| {
+ type_mask & (1 << id) != 0 &&
+ memory_type.properties.contains(props)
+ })
+ .map(|(id, _)| MemoryTypeId(id))
+
+} \ No newline at end of file