blob: fc77ba1d860fbd767d4c1c4e769d270a34beb23b [file] [log] [blame]
* Copyright 2016 Google Inc.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
#ifndef GrVkExtensions_DEFINED
#define GrVkExtensions_DEFINED
#include "../../private/SkTArray.h"
#include "SkString.h"
#include "vk/GrVkTypes.h"
* Helper class that eats in an array of extensions strings for instance and device and allows for
* quicker querying if an extension is present.
class SK_API GrVkExtensions {
GrVkExtensions() {}
void init(GrVkGetProc, VkInstance, VkPhysicalDevice,
uint32_t instanceExtensionCount, const char* const* instanceExtensions,
uint32_t deviceExtensionCount, const char* const* deviceExtensions);
bool hasExtension(const char[], uint32_t minVersion) const;
struct Info {
Info() {}
Info(const char* name) : fName(name), fSpecVersion(0) {}
SkString fName;
uint32_t fSpecVersion;
struct Less {
bool operator() (const Info& a, const SkString& b) {
return strcmp(a.fName.c_str(), b.c_str()) < 0;
bool operator() (const SkString& a, const GrVkExtensions::Info& b) {
return strcmp(a.c_str(), b.fName.c_str()) < 0;
#ifdef SK_DEBUG
void dump() const {
SkDebugf("**Vulkan Extensions**\n");
for (int i = 0; i < fExtensions.count(); ++i) {
SkDebugf("%s. Version: %d\n",
fExtensions[i].fName.c_str(), fExtensions[i].fSpecVersion);
SkDebugf("**End Vulkan Extensions**\n");
void getSpecVersions(GrVkGetProc getProc, VkInstance, VkPhysicalDevice);
SkTArray<Info> fExtensions;