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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 20:38:23 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 20:38:23 +0000
commitff6e3c025658a5fa1affd094f220b623e7e1b24b (patch)
tree9faab72d69c92d24e349d184f5869b9796f17e0c /src/vulkan/utils.c
parentInitial commit. (diff)
downloadlibplacebo-ff6e3c025658a5fa1affd094f220b623e7e1b24b.tar.xz
libplacebo-ff6e3c025658a5fa1affd094f220b623e7e1b24b.zip
Adding upstream version 6.338.2.upstream/6.338.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/vulkan/utils.c')
-rw-r--r--src/vulkan/utils.c181
1 files changed, 181 insertions, 0 deletions
diff --git a/src/vulkan/utils.c b/src/vulkan/utils.c
new file mode 100644
index 0000000..914f9e4
--- /dev/null
+++ b/src/vulkan/utils.c
@@ -0,0 +1,181 @@
+/*
+ * This file is part of libplacebo.
+ *
+ * libplacebo is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * libplacebo 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with libplacebo. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "utils.h"
+
+VkExternalMemoryHandleTypeFlagBitsKHR
+vk_mem_handle_type(enum pl_handle_type handle_type)
+{
+ if (!handle_type)
+ return 0;
+
+ switch (handle_type) {
+ case PL_HANDLE_FD:
+ return VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT_KHR;
+ case PL_HANDLE_WIN32:
+ return VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_WIN32_BIT_KHR;
+ case PL_HANDLE_WIN32_KMT:
+ return VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_WIN32_KMT_BIT_KHR;
+ case PL_HANDLE_DMA_BUF:
+ return VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT;
+ case PL_HANDLE_HOST_PTR:
+ return VK_EXTERNAL_MEMORY_HANDLE_TYPE_HOST_ALLOCATION_BIT_EXT;
+ case PL_HANDLE_MTL_TEX:
+ case PL_HANDLE_IOSURFACE:
+ return 0;
+ }
+
+ pl_unreachable();
+}
+
+VkExternalSemaphoreHandleTypeFlagBitsKHR
+vk_sync_handle_type(enum pl_handle_type handle_type)
+{
+ if (!handle_type)
+ return 0;
+
+ switch (handle_type) {
+ case PL_HANDLE_FD:
+ return VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_OPAQUE_FD_BIT_KHR;
+ case PL_HANDLE_WIN32:
+ return VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_OPAQUE_WIN32_BIT_KHR;
+ case PL_HANDLE_WIN32_KMT:
+ return VK_EXTERNAL_SEMAPHORE_HANDLE_TYPE_OPAQUE_WIN32_KMT_BIT_KHR;
+ case PL_HANDLE_DMA_BUF:
+ case PL_HANDLE_HOST_PTR:
+ case PL_HANDLE_MTL_TEX:
+ case PL_HANDLE_IOSURFACE:
+ return 0;
+ }
+
+ pl_unreachable();
+}
+
+bool vk_external_mem_check(struct vk_ctx *vk,
+ const VkExternalMemoryPropertiesKHR *props,
+ enum pl_handle_type handle_type,
+ bool import)
+{
+ VkExternalMemoryFeatureFlagsKHR flags = props->externalMemoryFeatures;
+ VkExternalMemoryHandleTypeFlagBitsKHR vk_handle = vk_mem_handle_type(handle_type);
+
+ if (import) {
+ if (!(flags & VK_EXTERNAL_MEMORY_FEATURE_IMPORTABLE_BIT_KHR)) {
+ PL_DEBUG(vk, "Handle type %s (0x%x) is not importable",
+ vk_handle_name(vk_handle), (unsigned int) handle_type);
+ return false;
+ }
+ } else {
+ if (!(flags & VK_EXTERNAL_MEMORY_FEATURE_EXPORTABLE_BIT_KHR)) {
+ PL_DEBUG(vk, "Handle type %s (0x%x) is not exportable",
+ vk_handle_name(vk_handle), (unsigned int) handle_type);
+ return false;
+ }
+ }
+
+ return true;
+}
+
+const enum pl_handle_type vk_mem_handle_list[] = {
+ PL_HANDLE_HOST_PTR,
+#ifdef PL_HAVE_UNIX
+ PL_HANDLE_FD,
+ PL_HANDLE_DMA_BUF,
+#endif
+#ifdef PL_HAVE_WIN32
+ PL_HANDLE_WIN32,
+ PL_HANDLE_WIN32_KMT,
+#endif
+ 0
+};
+
+const enum pl_handle_type vk_sync_handle_list[] = {
+#ifdef PL_HAVE_UNIX
+ PL_HANDLE_FD,
+#endif
+#ifdef PL_HAVE_WIN32
+ PL_HANDLE_WIN32,
+ PL_HANDLE_WIN32_KMT,
+#endif
+ 0
+};
+
+const void *vk_find_struct(const void *chain, VkStructureType stype)
+{
+ const VkBaseInStructure *in = chain;
+ while (in) {
+ if (in->sType == stype)
+ return in;
+
+ in = in->pNext;
+ }
+
+ return NULL;
+}
+
+void vk_link_struct(void *chain, const void *in)
+{
+ if (!in)
+ return;
+
+ VkBaseOutStructure *out = chain;
+ while (out->pNext)
+ out = out->pNext;
+
+ out->pNext = (void *) in;
+}
+
+void *vk_struct_memdup(void *alloc, const void *pin)
+{
+ if (!pin)
+ return NULL;
+
+ const VkBaseInStructure *in = pin;
+ size_t size = vk_struct_size(in->sType);
+ pl_assert(size);
+
+ VkBaseOutStructure *out = pl_memdup(alloc, in, size);
+ out->pNext = NULL;
+ return out;
+}
+
+void *vk_chain_memdup(void *alloc, const void *pin)
+{
+ if (!pin)
+ return NULL;
+
+ const VkBaseInStructure *in = pin;
+ VkBaseOutStructure *out = vk_struct_memdup(alloc, in);
+ pl_assert(out);
+
+ out->pNext = vk_chain_memdup(alloc, in->pNext);
+ return out;
+}
+
+void *vk_chain_alloc(void *alloc, void *chain, VkStructureType stype)
+{
+ for (VkBaseOutStructure *out = chain;; out = out->pNext) {
+ if (out->sType == stype)
+ return out;
+ if (!out->pNext) {
+ VkBaseOutStructure *s = pl_zalloc(alloc, vk_struct_size(stype));
+ s->sType = stype;
+ out->pNext = s;
+ return s;
+ }
+ }
+}