vulkan/nulldrv/null_driver.tmpl

{{/*
 * Copyright 2015 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */}}

{{Include "../api/templates/vulkan_common.tmpl"}}
{{Global "clang-format" (Strings "clang-format" "-style=file")}}
{{Macro "DefineGlobals" $}}
{{$ | Macro "null_driver_gen.h"   | Format (Global "clang-format") | Write "null_driver_gen.h"  }}
{{$ | Macro "null_driver_gen.cpp" | Format (Global "clang-format") | Write "null_driver_gen.cpp"}}


{{/*
-------------------------------------------------------------------------------
  null_driver_gen.h
-------------------------------------------------------------------------------
*/}}
{{define "null_driver_gen.h"}}
/*
•* Copyright 2015 The Android Open Source Project
•*
•* Licensed under the Apache License, Version 2.0 (the "License");
•* you may not use this file except in compliance with the License.
•* You may obtain a copy of the License at
•*
•*      http://www.apache.org/licenses/LICENSE-2.0
•*
•* Unless required by applicable law or agreed to in writing, software
•* distributed under the License is distributed on an "AS IS" BASIS,
•* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
•* See the License for the specific language governing permissions and
•* limitations under the License.
•*/
¶
// WARNING: This file is generated. See ../README.md for instructions.
¶
#ifndef NULLDRV_NULL_DRIVER_H
#define NULLDRV_NULL_DRIVER_H 1
¶
#include <vulkan/vk_android_native_buffer.h>
#include <vulkan/vulkan.h>
¶
namespace null_driver {«
¶
PFN_vkVoidFunction GetGlobalProcAddr(const char* name);
PFN_vkVoidFunction GetInstanceProcAddr(const char* name);
¶
// clang-format off
  {{range $f := AllCommands $}}
    {{if (Macro "IsDriverFunction" $f)}}
VKAPI_ATTR {{Node "Type" $f.Return}} {{Macro "BaseName" $f}}({{Macro "Parameters" $f}});
    {{end}}
  {{end}}
VKAPI_ATTR VkResult GetSwapchainGrallocUsageANDROID(VkDevice device, VkFormat format, VkImageUsageFlags imageUsage, int* grallocUsage);
VKAPI_ATTR VkResult AcquireImageANDROID(VkDevice device, VkImage image, int nativeFenceFd, VkSemaphore semaphore, VkFence fence);
VKAPI_ATTR VkResult QueueSignalReleaseImageANDROID(VkQueue queue, uint32_t waitSemaphoreCount, const VkSemaphore* pWaitSemaphores, VkImage image, int* pNativeFenceFd);
// clang-format on
¶
»}  // namespace null_driver
¶
#endif  // NULLDRV_NULL_DRIVER_H
¶{{end}}


{{/*
-------------------------------------------------------------------------------
  null_driver_gen.cpp
-------------------------------------------------------------------------------
*/}}
{{define "null_driver_gen.cpp"}}
/*
•* Copyright 2015 The Android Open Source Project
•*
•* Licensed under the Apache License, Version 2.0 (the "License");
•* you may not use this file except in compliance with the License.
•* You may obtain a copy of the License at
•*
•*      http://www.apache.org/licenses/LICENSE-2.0
•*
•* Unless required by applicable law or agreed to in writing, software
•* distributed under the License is distributed on an "AS IS" BASIS,
•* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
•* See the License for the specific language governing permissions and
•* limitations under the License.
•*/
¶
// WARNING: This file is generated. See ../README.md for instructions.
¶
#include <algorithm>
¶
#include "null_driver_gen.h"
¶
using namespace null_driver;
¶
namespace {
¶
struct NameProc {
    const char* name;
    PFN_vkVoidFunction proc;
};
¶
PFN_vkVoidFunction Lookup(const char* name,
                          const NameProc* begin,
                          const NameProc* end) {
    const auto& entry = std::lower_bound(
        begin, end, name,
        [](const NameProc& e, const char* n) { return strcmp(e.name, n) < 0; });
    if (entry == end || strcmp(entry->name, name) != 0)
        return nullptr;
    return entry->proc;
}
¶
template <size_t N>
PFN_vkVoidFunction Lookup(const char* name, const NameProc (&procs)[N]) {
    return Lookup(name, procs, procs + N);
}
¶
const NameProc kGlobalProcs[] = {«
  // clang-format off
  {{range $f := SortBy (AllCommands $) "FunctionName"}}
    {{if and (Macro "IsDriverFunction" $f) (eq (Macro "Vtbl" $f) "Global")}}
      {"{{$f.Name}}", reinterpret_cast<PFN_vkVoidFunction>(§
        static_cast<{{Macro "FunctionPtrName" $f}}>(§
          {{Macro "BaseName" $f}}))},
    {{end}}
  {{end}}
  // clang-format on
»};
¶
const NameProc kInstanceProcs[] = {«
  // clang-format off
  {{range $f := SortBy (AllCommands $) "FunctionName"}}
    {{if (Macro "IsDriverFunction" $f)}}
      {"{{$f.Name}}", reinterpret_cast<PFN_vkVoidFunction>(§
        static_cast<{{Macro "FunctionPtrName" $f}}>(§
          {{Macro "BaseName" $f}}))},
    {{end}}
  {{end}}
  // clang-format on
»};
¶
} // namespace
¶
namespace null_driver {
¶
PFN_vkVoidFunction GetGlobalProcAddr(const char* name) {
    return Lookup(name, kGlobalProcs);
}
¶
PFN_vkVoidFunction GetInstanceProcAddr(const char* name) {«
    return Lookup(name, kInstanceProcs);
»}
¶
} // namespace null_driver
¶
{{end}}


{{/*
-------------------------------------------------------------------------------
  Emits a function name without the "vk" prefix.
-------------------------------------------------------------------------------
*/}}
{{define "BaseName"}}
  {{AssertType $ "Function"}}
  {{TrimPrefix "vk" $.Name}}
{{end}}


{{/*
------------------------------------------------------------------------------
  Emits 'true' if the API function is implemented by the driver.
------------------------------------------------------------------------------
*/}}
{{define "IsDriverFunction"}}
  {{AssertType $ "Function"}}

  {{if not (GetAnnotation $ "pfn")}}
    {{$ext := GetAnnotation $ "extension"}}
    {{if $ext}}
      {{Macro "IsDriverExtension" $ext}}
    {{else}}
      true
    {{end}}
  {{end}}
{{end}}


{{/*
------------------------------------------------------------------------------
  Reports whether an extension is implemented by the driver.
------------------------------------------------------------------------------
*/}}
{{define "IsDriverExtension"}}
  {{$ext := index $.Arguments 0}}
  {{     if eq $ext "VK_ANDROID_native_buffer"}}true
  {{else if eq $ext "VK_EXT_debug_report"}}true
  {{else if eq $ext "VK_KHR_get_physical_device_properties2"}}true
  {{end}}
{{end}}