1 ///////////////////////////////////////////////////////////////////////////////
2 //
3 // Copyright (c) 2015-2016 The Khronos Group Inc.
4 // Copyright (c) 2015-2016 Valve Corporation
5 // Copyright (c) 2015-2016 LunarG, Inc.
6 // Copyright (c) 2015-2016 Google, Inc.
7 //
8 // Permission is hereby granted, free of charge, to any person obtaining a copy
9 // of this software and/or associated documentation files (the "Materials"), to
10 // deal in the Materials without restriction, including without limitation the
11 // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
12 // sell copies of the Materials, and to permit persons to whom the Materials are
13 // furnished to do so, subject to the following conditions:
14 //
15 // The above copyright notice(s) and this permission notice shall be included in
16 // all copies or substantial portions of the Materials.
17 //
18 // THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
21 //
22 // IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
23 // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
24 // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR THE
25 // USE OR OTHER DEALINGS IN THE MATERIALS.
26 ///////////////////////////////////////////////////////////////////////////////
27
28 #include "vkjson.h"
29
30 #include <assert.h>
31 #include <string.h>
32
33 #include <cmath>
34 #include <cinttypes>
35 #include <cstdio>
36 #include <limits>
37 #include <memory>
38 #include <sstream>
39 #include <type_traits>
40 #include <utility>
41
42 #include <cJSON.h>
43 #include <vulkan/vk_sdk_platform.h>
44
45 namespace {
46
IsIntegral(double value)47 inline bool IsIntegral(double value) {
48 return std::trunc(value) == value;
49 }
50
51 template <typename T> struct EnumTraits;
52 template <> struct EnumTraits<VkPhysicalDeviceType> {
min__anon566605440111::EnumTraits53 static uint32_t min() { return VK_PHYSICAL_DEVICE_TYPE_BEGIN_RANGE; }
max__anon566605440111::EnumTraits54 static uint32_t max() { return VK_PHYSICAL_DEVICE_TYPE_END_RANGE; }
55 };
56
57 template <> struct EnumTraits<VkFormat> {
min__anon566605440111::EnumTraits58 static uint32_t min() { return VK_FORMAT_BEGIN_RANGE; }
max__anon566605440111::EnumTraits59 static uint32_t max() { return VK_FORMAT_END_RANGE; }
60 };
61
62
63 // VkSparseImageFormatProperties
64
65 template <typename Visitor>
Iterate(Visitor * visitor,VkExtent3D * extents)66 inline bool Iterate(Visitor* visitor, VkExtent3D* extents) {
67 return
68 visitor->Visit("width", &extents->width) &&
69 visitor->Visit("height", &extents->height) &&
70 visitor->Visit("depth", &extents->depth);
71 }
72
73 template <typename Visitor>
Iterate(Visitor * visitor,VkImageFormatProperties * properties)74 inline bool Iterate(Visitor* visitor, VkImageFormatProperties* properties) {
75 return
76 visitor->Visit("maxExtent", &properties->maxExtent) &&
77 visitor->Visit("maxMipLevels", &properties->maxMipLevels) &&
78 visitor->Visit("maxArrayLayers", &properties->maxArrayLayers) &&
79 visitor->Visit("sampleCounts", &properties->sampleCounts) &&
80 visitor->Visit("maxResourceSize", &properties->maxResourceSize);
81 }
82
83 template <typename Visitor>
Iterate(Visitor * visitor,VkPhysicalDeviceLimits * limits)84 inline bool Iterate(Visitor* visitor, VkPhysicalDeviceLimits* limits) {
85 return
86 visitor->Visit("maxImageDimension1D", &limits->maxImageDimension1D) &&
87 visitor->Visit("maxImageDimension2D", &limits->maxImageDimension2D) &&
88 visitor->Visit("maxImageDimension3D", &limits->maxImageDimension3D) &&
89 visitor->Visit("maxImageDimensionCube", &limits->maxImageDimensionCube) &&
90 visitor->Visit("maxImageArrayLayers", &limits->maxImageArrayLayers) &&
91 visitor->Visit("maxTexelBufferElements", &limits->maxTexelBufferElements) &&
92 visitor->Visit("maxUniformBufferRange", &limits->maxUniformBufferRange) &&
93 visitor->Visit("maxStorageBufferRange", &limits->maxStorageBufferRange) &&
94 visitor->Visit("maxPushConstantsSize", &limits->maxPushConstantsSize) &&
95 visitor->Visit("maxMemoryAllocationCount", &limits->maxMemoryAllocationCount) &&
96 visitor->Visit("maxSamplerAllocationCount", &limits->maxSamplerAllocationCount) &&
97 visitor->Visit("bufferImageGranularity", &limits->bufferImageGranularity) &&
98 visitor->Visit("sparseAddressSpaceSize", &limits->sparseAddressSpaceSize) &&
99 visitor->Visit("maxBoundDescriptorSets", &limits->maxBoundDescriptorSets) &&
100 visitor->Visit("maxPerStageDescriptorSamplers", &limits->maxPerStageDescriptorSamplers) &&
101 visitor->Visit("maxPerStageDescriptorUniformBuffers", &limits->maxPerStageDescriptorUniformBuffers) &&
102 visitor->Visit("maxPerStageDescriptorStorageBuffers", &limits->maxPerStageDescriptorStorageBuffers) &&
103 visitor->Visit("maxPerStageDescriptorSampledImages", &limits->maxPerStageDescriptorSampledImages) &&
104 visitor->Visit("maxPerStageDescriptorStorageImages", &limits->maxPerStageDescriptorStorageImages) &&
105 visitor->Visit("maxPerStageDescriptorInputAttachments", &limits->maxPerStageDescriptorInputAttachments) &&
106 visitor->Visit("maxPerStageResources", &limits->maxPerStageResources) &&
107 visitor->Visit("maxDescriptorSetSamplers", &limits->maxDescriptorSetSamplers) &&
108 visitor->Visit("maxDescriptorSetUniformBuffers", &limits->maxDescriptorSetUniformBuffers) &&
109 visitor->Visit("maxDescriptorSetUniformBuffersDynamic", &limits->maxDescriptorSetUniformBuffersDynamic) &&
110 visitor->Visit("maxDescriptorSetStorageBuffers", &limits->maxDescriptorSetStorageBuffers) &&
111 visitor->Visit("maxDescriptorSetStorageBuffersDynamic", &limits->maxDescriptorSetStorageBuffersDynamic) &&
112 visitor->Visit("maxDescriptorSetSampledImages", &limits->maxDescriptorSetSampledImages) &&
113 visitor->Visit("maxDescriptorSetStorageImages", &limits->maxDescriptorSetStorageImages) &&
114 visitor->Visit("maxDescriptorSetInputAttachments", &limits->maxDescriptorSetInputAttachments) &&
115 visitor->Visit("maxVertexInputAttributes", &limits->maxVertexInputAttributes) &&
116 visitor->Visit("maxVertexInputBindings", &limits->maxVertexInputBindings) &&
117 visitor->Visit("maxVertexInputAttributeOffset", &limits->maxVertexInputAttributeOffset) &&
118 visitor->Visit("maxVertexInputBindingStride", &limits->maxVertexInputBindingStride) &&
119 visitor->Visit("maxVertexOutputComponents", &limits->maxVertexOutputComponents) &&
120 visitor->Visit("maxTessellationGenerationLevel", &limits->maxTessellationGenerationLevel) &&
121 visitor->Visit("maxTessellationPatchSize", &limits->maxTessellationPatchSize) &&
122 visitor->Visit("maxTessellationControlPerVertexInputComponents", &limits->maxTessellationControlPerVertexInputComponents) &&
123 visitor->Visit("maxTessellationControlPerVertexOutputComponents", &limits->maxTessellationControlPerVertexOutputComponents) &&
124 visitor->Visit("maxTessellationControlPerPatchOutputComponents", &limits->maxTessellationControlPerPatchOutputComponents) &&
125 visitor->Visit("maxTessellationControlTotalOutputComponents", &limits->maxTessellationControlTotalOutputComponents) &&
126 visitor->Visit("maxTessellationEvaluationInputComponents", &limits->maxTessellationEvaluationInputComponents) &&
127 visitor->Visit("maxTessellationEvaluationOutputComponents", &limits->maxTessellationEvaluationOutputComponents) &&
128 visitor->Visit("maxGeometryShaderInvocations", &limits->maxGeometryShaderInvocations) &&
129 visitor->Visit("maxGeometryInputComponents", &limits->maxGeometryInputComponents) &&
130 visitor->Visit("maxGeometryOutputComponents", &limits->maxGeometryOutputComponents) &&
131 visitor->Visit("maxGeometryOutputVertices", &limits->maxGeometryOutputVertices) &&
132 visitor->Visit("maxGeometryTotalOutputComponents", &limits->maxGeometryTotalOutputComponents) &&
133 visitor->Visit("maxFragmentInputComponents", &limits->maxFragmentInputComponents) &&
134 visitor->Visit("maxFragmentOutputAttachments", &limits->maxFragmentOutputAttachments) &&
135 visitor->Visit("maxFragmentDualSrcAttachments", &limits->maxFragmentDualSrcAttachments) &&
136 visitor->Visit("maxFragmentCombinedOutputResources", &limits->maxFragmentCombinedOutputResources) &&
137 visitor->Visit("maxComputeSharedMemorySize", &limits->maxComputeSharedMemorySize) &&
138 visitor->Visit("maxComputeWorkGroupCount", &limits->maxComputeWorkGroupCount) &&
139 visitor->Visit("maxComputeWorkGroupInvocations", &limits->maxComputeWorkGroupInvocations) &&
140 visitor->Visit("maxComputeWorkGroupSize", &limits->maxComputeWorkGroupSize) &&
141 visitor->Visit("subPixelPrecisionBits", &limits->subPixelPrecisionBits) &&
142 visitor->Visit("subTexelPrecisionBits", &limits->subTexelPrecisionBits) &&
143 visitor->Visit("mipmapPrecisionBits", &limits->mipmapPrecisionBits) &&
144 visitor->Visit("maxDrawIndexedIndexValue", &limits->maxDrawIndexedIndexValue) &&
145 visitor->Visit("maxDrawIndirectCount", &limits->maxDrawIndirectCount) &&
146 visitor->Visit("maxSamplerLodBias", &limits->maxSamplerLodBias) &&
147 visitor->Visit("maxSamplerAnisotropy", &limits->maxSamplerAnisotropy) &&
148 visitor->Visit("maxViewports", &limits->maxViewports) &&
149 visitor->Visit("maxViewportDimensions", &limits->maxViewportDimensions) &&
150 visitor->Visit("viewportBoundsRange", &limits->viewportBoundsRange) &&
151 visitor->Visit("viewportSubPixelBits", &limits->viewportSubPixelBits) &&
152 visitor->Visit("minMemoryMapAlignment", &limits->minMemoryMapAlignment) &&
153 visitor->Visit("minTexelBufferOffsetAlignment", &limits->minTexelBufferOffsetAlignment) &&
154 visitor->Visit("minUniformBufferOffsetAlignment", &limits->minUniformBufferOffsetAlignment) &&
155 visitor->Visit("minStorageBufferOffsetAlignment", &limits->minStorageBufferOffsetAlignment) &&
156 visitor->Visit("minTexelOffset", &limits->minTexelOffset) &&
157 visitor->Visit("maxTexelOffset", &limits->maxTexelOffset) &&
158 visitor->Visit("minTexelGatherOffset", &limits->minTexelGatherOffset) &&
159 visitor->Visit("maxTexelGatherOffset", &limits->maxTexelGatherOffset) &&
160 visitor->Visit("minInterpolationOffset", &limits->minInterpolationOffset) &&
161 visitor->Visit("maxInterpolationOffset", &limits->maxInterpolationOffset) &&
162 visitor->Visit("subPixelInterpolationOffsetBits", &limits->subPixelInterpolationOffsetBits) &&
163 visitor->Visit("maxFramebufferWidth", &limits->maxFramebufferWidth) &&
164 visitor->Visit("maxFramebufferHeight", &limits->maxFramebufferHeight) &&
165 visitor->Visit("maxFramebufferLayers", &limits->maxFramebufferLayers) &&
166 visitor->Visit("framebufferColorSampleCounts", &limits->framebufferColorSampleCounts) &&
167 visitor->Visit("framebufferDepthSampleCounts", &limits->framebufferDepthSampleCounts) &&
168 visitor->Visit("framebufferStencilSampleCounts", &limits->framebufferStencilSampleCounts) &&
169 visitor->Visit("framebufferNoAttachmentsSampleCounts", &limits->framebufferNoAttachmentsSampleCounts) &&
170 visitor->Visit("maxColorAttachments", &limits->maxColorAttachments) &&
171 visitor->Visit("sampledImageColorSampleCounts", &limits->sampledImageColorSampleCounts) &&
172 visitor->Visit("sampledImageIntegerSampleCounts", &limits->sampledImageIntegerSampleCounts) &&
173 visitor->Visit("sampledImageDepthSampleCounts", &limits->sampledImageDepthSampleCounts) &&
174 visitor->Visit("sampledImageStencilSampleCounts", &limits->sampledImageStencilSampleCounts) &&
175 visitor->Visit("storageImageSampleCounts", &limits->storageImageSampleCounts) &&
176 visitor->Visit("maxSampleMaskWords", &limits->maxSampleMaskWords) &&
177 visitor->Visit("timestampComputeAndGraphics", &limits->timestampComputeAndGraphics) &&
178 visitor->Visit("timestampPeriod", &limits->timestampPeriod) &&
179 visitor->Visit("maxClipDistances", &limits->maxClipDistances) &&
180 visitor->Visit("maxCullDistances", &limits->maxCullDistances) &&
181 visitor->Visit("maxCombinedClipAndCullDistances", &limits->maxCombinedClipAndCullDistances) &&
182 visitor->Visit("discreteQueuePriorities", &limits->discreteQueuePriorities) &&
183 visitor->Visit("pointSizeRange", &limits->pointSizeRange) &&
184 visitor->Visit("lineWidthRange", &limits->lineWidthRange) &&
185 visitor->Visit("pointSizeGranularity", &limits->pointSizeGranularity) &&
186 visitor->Visit("lineWidthGranularity", &limits->lineWidthGranularity) &&
187 visitor->Visit("strictLines", &limits->strictLines) &&
188 visitor->Visit("standardSampleLocations", &limits->standardSampleLocations) &&
189 visitor->Visit("optimalBufferCopyOffsetAlignment", &limits->optimalBufferCopyOffsetAlignment) &&
190 visitor->Visit("optimalBufferCopyRowPitchAlignment", &limits->optimalBufferCopyRowPitchAlignment) &&
191 visitor->Visit("nonCoherentAtomSize", &limits->nonCoherentAtomSize);
192 }
193
194 template <typename Visitor>
Iterate(Visitor * visitor,VkPhysicalDeviceSparseProperties * properties)195 inline bool Iterate(Visitor* visitor,
196 VkPhysicalDeviceSparseProperties* properties) {
197 return
198 visitor->Visit("residencyStandard2DBlockShape", &properties->residencyStandard2DBlockShape) &&
199 visitor->Visit("residencyStandard2DMultisampleBlockShape", &properties->residencyStandard2DMultisampleBlockShape) &&
200 visitor->Visit("residencyStandard3DBlockShape", &properties->residencyStandard3DBlockShape) &&
201 visitor->Visit("residencyAlignedMipSize", &properties->residencyAlignedMipSize) &&
202 visitor->Visit("residencyNonResidentStrict", &properties->residencyNonResidentStrict);
203 }
204
205 template <typename Visitor>
Iterate(Visitor * visitor,VkPhysicalDeviceProperties * properties)206 inline bool Iterate(Visitor* visitor,
207 VkPhysicalDeviceProperties* properties) {
208 return
209 visitor->Visit("apiVersion", &properties->apiVersion) &&
210 visitor->Visit("driverVersion", &properties->driverVersion) &&
211 visitor->Visit("vendorID", &properties->vendorID) &&
212 visitor->Visit("deviceID", &properties->deviceID) &&
213 visitor->Visit("deviceType", &properties->deviceType) &&
214 visitor->Visit("deviceName", &properties->deviceName) &&
215 visitor->Visit("pipelineCacheUUID", &properties->pipelineCacheUUID) &&
216 visitor->Visit("limits", &properties->limits) &&
217 visitor->Visit("sparseProperties", &properties->sparseProperties);
218 }
219
220 template <typename Visitor>
Iterate(Visitor * visitor,VkPhysicalDeviceFeatures * features)221 inline bool Iterate(Visitor* visitor, VkPhysicalDeviceFeatures* features) {
222 return
223 visitor->Visit("robustBufferAccess", &features->robustBufferAccess) &&
224 visitor->Visit("fullDrawIndexUint32", &features->fullDrawIndexUint32) &&
225 visitor->Visit("imageCubeArray", &features->imageCubeArray) &&
226 visitor->Visit("independentBlend", &features->independentBlend) &&
227 visitor->Visit("geometryShader", &features->geometryShader) &&
228 visitor->Visit("tessellationShader", &features->tessellationShader) &&
229 visitor->Visit("sampleRateShading", &features->sampleRateShading) &&
230 visitor->Visit("dualSrcBlend", &features->dualSrcBlend) &&
231 visitor->Visit("logicOp", &features->logicOp) &&
232 visitor->Visit("multiDrawIndirect", &features->multiDrawIndirect) &&
233 visitor->Visit("drawIndirectFirstInstance", &features->drawIndirectFirstInstance) &&
234 visitor->Visit("depthClamp", &features->depthClamp) &&
235 visitor->Visit("depthBiasClamp", &features->depthBiasClamp) &&
236 visitor->Visit("fillModeNonSolid", &features->fillModeNonSolid) &&
237 visitor->Visit("depthBounds", &features->depthBounds) &&
238 visitor->Visit("wideLines", &features->wideLines) &&
239 visitor->Visit("largePoints", &features->largePoints) &&
240 visitor->Visit("alphaToOne", &features->alphaToOne) &&
241 visitor->Visit("multiViewport", &features->multiViewport) &&
242 visitor->Visit("samplerAnisotropy", &features->samplerAnisotropy) &&
243 visitor->Visit("textureCompressionETC2", &features->textureCompressionETC2) &&
244 visitor->Visit("textureCompressionASTC_LDR", &features->textureCompressionASTC_LDR) &&
245 visitor->Visit("textureCompressionBC", &features->textureCompressionBC) &&
246 visitor->Visit("occlusionQueryPrecise", &features->occlusionQueryPrecise) &&
247 visitor->Visit("pipelineStatisticsQuery", &features->pipelineStatisticsQuery) &&
248 visitor->Visit("vertexPipelineStoresAndAtomics", &features->vertexPipelineStoresAndAtomics) &&
249 visitor->Visit("fragmentStoresAndAtomics", &features->fragmentStoresAndAtomics) &&
250 visitor->Visit("shaderTessellationAndGeometryPointSize", &features->shaderTessellationAndGeometryPointSize) &&
251 visitor->Visit("shaderImageGatherExtended", &features->shaderImageGatherExtended) &&
252 visitor->Visit("shaderStorageImageExtendedFormats", &features->shaderStorageImageExtendedFormats) &&
253 visitor->Visit("shaderStorageImageMultisample", &features->shaderStorageImageMultisample) &&
254 visitor->Visit("shaderStorageImageReadWithoutFormat", &features->shaderStorageImageReadWithoutFormat) &&
255 visitor->Visit("shaderStorageImageWriteWithoutFormat", &features->shaderStorageImageWriteWithoutFormat) &&
256 visitor->Visit("shaderUniformBufferArrayDynamicIndexing", &features->shaderUniformBufferArrayDynamicIndexing) &&
257 visitor->Visit("shaderSampledImageArrayDynamicIndexing", &features->shaderSampledImageArrayDynamicIndexing) &&
258 visitor->Visit("shaderStorageBufferArrayDynamicIndexing", &features->shaderStorageBufferArrayDynamicIndexing) &&
259 visitor->Visit("shaderStorageImageArrayDynamicIndexing", &features->shaderStorageImageArrayDynamicIndexing) &&
260 visitor->Visit("shaderClipDistance", &features->shaderClipDistance) &&
261 visitor->Visit("shaderCullDistance", &features->shaderCullDistance) &&
262 visitor->Visit("shaderFloat64", &features->shaderFloat64) &&
263 visitor->Visit("shaderInt64", &features->shaderInt64) &&
264 visitor->Visit("shaderInt16", &features->shaderInt16) &&
265 visitor->Visit("shaderResourceResidency", &features->shaderResourceResidency) &&
266 visitor->Visit("shaderResourceMinLod", &features->shaderResourceMinLod) &&
267 visitor->Visit("sparseBinding", &features->sparseBinding) &&
268 visitor->Visit("sparseResidencyBuffer", &features->sparseResidencyBuffer) &&
269 visitor->Visit("sparseResidencyImage2D", &features->sparseResidencyImage2D) &&
270 visitor->Visit("sparseResidencyImage3D", &features->sparseResidencyImage3D) &&
271 visitor->Visit("sparseResidency2Samples", &features->sparseResidency2Samples) &&
272 visitor->Visit("sparseResidency4Samples", &features->sparseResidency4Samples) &&
273 visitor->Visit("sparseResidency8Samples", &features->sparseResidency8Samples) &&
274 visitor->Visit("sparseResidency16Samples", &features->sparseResidency16Samples) &&
275 visitor->Visit("sparseResidencyAliased", &features->sparseResidencyAliased) &&
276 visitor->Visit("variableMultisampleRate", &features->variableMultisampleRate) &&
277 visitor->Visit("inheritedQueries", &features->inheritedQueries);
278 }
279
280 template <typename Visitor>
Iterate(Visitor * visitor,VkMemoryType * type)281 inline bool Iterate(Visitor* visitor, VkMemoryType* type) {
282 return
283 visitor->Visit("propertyFlags", &type->propertyFlags) &&
284 visitor->Visit("heapIndex", &type->heapIndex);
285 }
286
287 template <typename Visitor>
Iterate(Visitor * visitor,VkMemoryHeap * heap)288 inline bool Iterate(Visitor* visitor, VkMemoryHeap* heap) {
289 return
290 visitor->Visit("size", &heap->size) &&
291 visitor->Visit("flags", &heap->flags);
292 }
293
294 template <typename Visitor>
Iterate(Visitor * visitor,VkPhysicalDeviceMemoryProperties * properties)295 inline bool Iterate(Visitor* visitor, VkPhysicalDeviceMemoryProperties* properties) {
296 return
297 visitor->Visit("memoryTypeCount", &properties->memoryTypeCount) &&
298 visitor->VisitArray("memoryTypes", properties->memoryTypeCount, &properties->memoryTypes) &&
299 visitor->Visit("memoryHeapCount", &properties->memoryHeapCount) &&
300 visitor->VisitArray("memoryHeaps", properties->memoryHeapCount, &properties->memoryHeaps);
301 }
302
303 template <typename Visitor>
Iterate(Visitor * visitor,VkQueueFamilyProperties * properties)304 inline bool Iterate(Visitor* visitor, VkQueueFamilyProperties* properties) {
305 return
306 visitor->Visit("queueFlags", &properties->queueFlags) &&
307 visitor->Visit("queueCount", &properties->queueCount) &&
308 visitor->Visit("timestampValidBits", &properties->timestampValidBits) &&
309 visitor->Visit("minImageTransferGranularity", &properties->minImageTransferGranularity);
310 }
311
312 template <typename Visitor>
Iterate(Visitor * visitor,VkExtensionProperties * properties)313 inline bool Iterate(Visitor* visitor, VkExtensionProperties* properties) {
314 return
315 visitor->Visit("extensionName", &properties->extensionName) &&
316 visitor->Visit("specVersion", &properties->specVersion);
317 }
318
319 template <typename Visitor>
Iterate(Visitor * visitor,VkLayerProperties * properties)320 inline bool Iterate(Visitor* visitor, VkLayerProperties* properties) {
321 return
322 visitor->Visit("layerName", &properties->layerName) &&
323 visitor->Visit("specVersion", &properties->specVersion) &&
324 visitor->Visit("implementationVersion", &properties->implementationVersion) &&
325 visitor->Visit("description", &properties->description);
326 }
327
328 template <typename Visitor>
Iterate(Visitor * visitor,VkFormatProperties * properties)329 inline bool Iterate(Visitor* visitor, VkFormatProperties* properties) {
330 return
331 visitor->Visit("linearTilingFeatures", &properties->linearTilingFeatures) &&
332 visitor->Visit("optimalTilingFeatures", &properties->optimalTilingFeatures) &&
333 visitor->Visit("bufferFeatures", &properties->bufferFeatures);
334 }
335
336 template <typename Visitor>
Iterate(Visitor * visitor,VkJsonLayer * layer)337 inline bool Iterate(Visitor* visitor, VkJsonLayer* layer) {
338 return visitor->Visit("properties", &layer->properties) &&
339 visitor->Visit("extensions", &layer->extensions);
340 }
341
342 template <typename Visitor>
Iterate(Visitor * visitor,VkJsonDevice * device)343 inline bool Iterate(Visitor* visitor, VkJsonDevice* device) {
344 return visitor->Visit("properties", &device->properties) &&
345 visitor->Visit("features", &device->features) &&
346 visitor->Visit("memory", &device->memory) &&
347 visitor->Visit("queues", &device->queues) &&
348 visitor->Visit("extensions", &device->extensions) &&
349 visitor->Visit("layers", &device->layers) &&
350 visitor->Visit("formats", &device->formats);
351 }
352
353 template <typename Visitor>
Iterate(Visitor * visitor,VkJsonInstance * instance)354 inline bool Iterate(Visitor* visitor, VkJsonInstance* instance) {
355 return visitor->Visit("layers", &instance->layers) &&
356 visitor->Visit("extensions", &instance->extensions) &&
357 visitor->Visit("devices", &instance->devices);
358 }
359
360 template <typename T>
361 using EnableForArithmetic =
362 typename std::enable_if<std::is_arithmetic<T>::value, void>::type;
363
364 template <typename T>
365 using EnableForStruct =
366 typename std::enable_if<std::is_class<T>::value, void>::type;
367
368 template <typename T>
369 using EnableForEnum =
370 typename std::enable_if<std::is_enum<T>::value, void>::type;
371
372 template <typename T, typename = EnableForStruct<T>, typename = void>
373 cJSON* ToJsonValue(const T& value);
374
375 template <typename T, typename = EnableForArithmetic<T>>
ToJsonValue(const T & value)376 inline cJSON* ToJsonValue(const T& value) {
377 return cJSON_CreateNumber(static_cast<double>(value));
378 }
379
ToJsonValue(const uint64_t & value)380 inline cJSON* ToJsonValue(const uint64_t& value) {
381 char string[19] = {0}; // "0x" + 16 digits + terminal \0
382 snprintf(string, sizeof(string), "0x%016" PRIx64, value);
383 return cJSON_CreateString(string);
384 }
385
386 template <typename T, typename = EnableForEnum<T>, typename = void,
387 typename = void>
ToJsonValue(const T & value)388 inline cJSON* ToJsonValue(const T& value) {
389 return cJSON_CreateNumber(static_cast<double>(value));
390 }
391
392 template <typename T>
ArrayToJsonValue(uint32_t count,const T * values)393 inline cJSON* ArrayToJsonValue(uint32_t count, const T* values) {
394 cJSON* array = cJSON_CreateArray();
395 for (unsigned int i = 0; i < count; ++i)
396 cJSON_AddItemToArray(array, ToJsonValue(values[i]));
397 return array;
398 }
399
400 template <typename T, unsigned int N>
ToJsonValue(const T (& value)[N])401 inline cJSON* ToJsonValue(const T (&value)[N]) {
402 return ArrayToJsonValue(N, value);
403 }
404
405 template <size_t N>
ToJsonValue(const char (& value)[N])406 inline cJSON* ToJsonValue(const char (&value)[N]) {
407 assert(strlen(value) < N);
408 return cJSON_CreateString(value);
409 }
410
411 template <typename T>
ToJsonValue(const std::vector<T> & value)412 inline cJSON* ToJsonValue(const std::vector<T>& value) {
413 assert(value.size() <= std::numeric_limits<uint32_t>::max());
414 return ArrayToJsonValue(static_cast<uint32_t>(value.size()), value.data());
415 }
416
417 template <typename F, typename S>
ToJsonValue(const std::pair<F,S> & value)418 inline cJSON* ToJsonValue(const std::pair<F, S>& value) {
419 cJSON* array = cJSON_CreateArray();
420 cJSON_AddItemToArray(array, ToJsonValue(value.first));
421 cJSON_AddItemToArray(array, ToJsonValue(value.second));
422 return array;
423 }
424
425 template <typename F, typename S>
ToJsonValue(const std::map<F,S> & value)426 inline cJSON* ToJsonValue(const std::map<F, S>& value) {
427 cJSON* array = cJSON_CreateArray();
428 for (auto& kv : value)
429 cJSON_AddItemToArray(array, ToJsonValue(kv));
430 return array;
431 }
432
433 class JsonWriterVisitor {
434 public:
JsonWriterVisitor()435 JsonWriterVisitor() : object_(cJSON_CreateObject()) {}
436
~JsonWriterVisitor()437 ~JsonWriterVisitor() {
438 if (object_)
439 cJSON_Delete(object_);
440 }
441
Visit(const char * key,const T * value)442 template <typename T> bool Visit(const char* key, const T* value) {
443 cJSON_AddItemToObjectCS(object_, key, ToJsonValue(*value));
444 return true;
445 }
446
447 template <typename T, uint32_t N>
VisitArray(const char * key,uint32_t count,const T (* value)[N])448 bool VisitArray(const char* key, uint32_t count, const T (*value)[N]) {
449 assert(count <= N);
450 cJSON_AddItemToObjectCS(object_, key, ArrayToJsonValue(count, *value));
451 return true;
452 }
453
get_object() const454 cJSON* get_object() const { return object_; }
take_object()455 cJSON* take_object() {
456 cJSON* object = object_;
457 object_ = nullptr;
458 return object;
459 }
460
461 private:
462 cJSON* object_;
463 };
464
465 template <typename Visitor, typename T>
VisitForWrite(Visitor * visitor,const T & t)466 inline void VisitForWrite(Visitor* visitor, const T& t) {
467 Iterate(visitor, const_cast<T*>(&t));
468 }
469
470 template <typename T, typename /*= EnableForStruct<T>*/, typename /*= void*/>
ToJsonValue(const T & value)471 cJSON* ToJsonValue(const T& value) {
472 JsonWriterVisitor visitor;
473 VisitForWrite(&visitor, value);
474 return visitor.take_object();
475 }
476
477 template <typename T, typename = EnableForStruct<T>>
478 bool AsValue(cJSON* json_value, T* t);
479
AsValue(cJSON * json_value,int32_t * value)480 inline bool AsValue(cJSON* json_value, int32_t* value) {
481 double d = json_value->valuedouble;
482 if (json_value->type != cJSON_Number || !IsIntegral(d) ||
483 d < static_cast<double>(std::numeric_limits<int32_t>::min()) ||
484 d > static_cast<double>(std::numeric_limits<int32_t>::max()))
485 return false;
486 *value = static_cast<int32_t>(d);
487 return true;
488 }
489
AsValue(cJSON * json_value,uint64_t * value)490 inline bool AsValue(cJSON* json_value, uint64_t* value) {
491 if (json_value->type != cJSON_String)
492 return false;
493 int result = std::sscanf(json_value->valuestring, "0x%016" PRIx64, value);
494 return result == 1;
495 }
496
AsValue(cJSON * json_value,uint32_t * value)497 inline bool AsValue(cJSON* json_value, uint32_t* value) {
498 double d = json_value->valuedouble;
499 if (json_value->type != cJSON_Number || !IsIntegral(d) ||
500 d < 0.0 || d > static_cast<double>(std::numeric_limits<uint32_t>::max()))
501 return false;
502 *value = static_cast<uint32_t>(d);
503 return true;
504 }
505
AsValue(cJSON * json_value,uint8_t * value)506 inline bool AsValue(cJSON* json_value, uint8_t* value) {
507 uint32_t value32 = 0;
508 AsValue(json_value, &value32);
509 if (value32 > std::numeric_limits<uint8_t>::max())
510 return false;
511 *value = static_cast<uint8_t>(value32);
512 return true;
513 }
514
AsValue(cJSON * json_value,float * value)515 inline bool AsValue(cJSON* json_value, float* value) {
516 if (json_value->type != cJSON_Number)
517 return false;
518 *value = static_cast<float>(json_value->valuedouble);
519 return true;
520 }
521
522 template <typename T>
AsArray(cJSON * json_value,uint32_t count,T * values)523 inline bool AsArray(cJSON* json_value, uint32_t count, T* values) {
524 if (json_value->type != cJSON_Array ||
525 cJSON_GetArraySize(json_value) != count)
526 return false;
527 for (uint32_t i = 0; i < count; ++i) {
528 if (!AsValue(cJSON_GetArrayItem(json_value, i), values + i))
529 return false;
530 }
531 return true;
532 }
533
534 template <typename T, unsigned int N>
AsValue(cJSON * json_value,T (* value)[N])535 inline bool AsValue(cJSON* json_value, T (*value)[N]) {
536 return AsArray(json_value, N, *value);
537 }
538
539 template <size_t N>
AsValue(cJSON * json_value,char (* value)[N])540 inline bool AsValue(cJSON* json_value, char (*value)[N]) {
541 if (json_value->type != cJSON_String)
542 return false;
543 size_t len = strlen(json_value->valuestring);
544 if (len >= N)
545 return false;
546 memcpy(*value, json_value->valuestring, len);
547 memset(*value + len, 0, N-len);
548 return true;
549 }
550
551 template <typename T, typename = EnableForEnum<T>, typename = void>
AsValue(cJSON * json_value,T * t)552 inline bool AsValue(cJSON* json_value, T* t) {
553 // TODO(piman): to/from strings instead?
554 uint32_t value = 0;
555 if (!AsValue(json_value, &value))
556 return false;
557 if (value < EnumTraits<T>::min() || value > EnumTraits<T>::max())
558 return false;
559 *t = static_cast<T>(value);
560 return true;
561 }
562
563 template <typename T>
AsValue(cJSON * json_value,std::vector<T> * value)564 inline bool AsValue(cJSON* json_value, std::vector<T>* value) {
565 if (json_value->type != cJSON_Array)
566 return false;
567 int size = cJSON_GetArraySize(json_value);
568 value->resize(size);
569 return AsArray(json_value, size, value->data());
570 }
571
572 template <typename F, typename S>
AsValue(cJSON * json_value,std::pair<F,S> * value)573 inline bool AsValue(cJSON* json_value, std::pair<F, S>* value) {
574 if (json_value->type != cJSON_Array || cJSON_GetArraySize(json_value) != 2)
575 return false;
576 return AsValue(cJSON_GetArrayItem(json_value, 0), &value->first) &&
577 AsValue(cJSON_GetArrayItem(json_value, 1), &value->second);
578 }
579
580 template <typename F, typename S>
AsValue(cJSON * json_value,std::map<F,S> * value)581 inline bool AsValue(cJSON* json_value, std::map<F, S>* value) {
582 if (json_value->type != cJSON_Array)
583 return false;
584 int size = cJSON_GetArraySize(json_value);
585 for (int i = 0; i < size; ++i) {
586 std::pair<F, S> elem;
587 if (!AsValue(cJSON_GetArrayItem(json_value, i), &elem))
588 return false;
589 if (!value->insert(elem).second)
590 return false;
591 }
592 return true;
593 }
594
595 template <typename T>
ReadValue(cJSON * object,const char * key,T * value,std::string * errors)596 bool ReadValue(cJSON* object, const char* key, T* value,
597 std::string* errors) {
598 cJSON* json_value = cJSON_GetObjectItem(object, key);
599 if (!json_value) {
600 if (errors)
601 *errors = std::string(key) + " missing.";
602 return false;
603 }
604 if (AsValue(json_value, value))
605 return true;
606 if (errors)
607 *errors = std::string("Wrong type for ") + std::string(key) + ".";
608 return false;
609 }
610
611 template <typename Visitor, typename T>
VisitForRead(Visitor * visitor,T * t)612 inline bool VisitForRead(Visitor* visitor, T* t) {
613 return Iterate(visitor, t);
614 }
615
616 class JsonReaderVisitor {
617 public:
JsonReaderVisitor(cJSON * object,std::string * errors)618 JsonReaderVisitor(cJSON* object, std::string* errors)
619 : object_(object), errors_(errors) {}
620
Visit(const char * key,T * value) const621 template <typename T> bool Visit(const char* key, T* value) const {
622 return ReadValue(object_, key, value, errors_);
623 }
624
625 template <typename T, uint32_t N>
VisitArray(const char * key,uint32_t count,T (* value)[N])626 bool VisitArray(const char* key, uint32_t count, T (*value)[N]) {
627 if (count > N)
628 return false;
629 cJSON* json_value = cJSON_GetObjectItem(object_, key);
630 if (!json_value) {
631 if (errors_)
632 *errors_ = std::string(key) + " missing.";
633 return false;
634 }
635 if (AsArray(json_value, count, *value))
636 return true;
637 if (errors_)
638 *errors_ = std::string("Wrong type for ") + std::string(key) + ".";
639 return false;
640 }
641
642
643 private:
644 cJSON* object_;
645 std::string* errors_;
646 };
647
648 template <typename T, typename /*= EnableForStruct<T>*/>
AsValue(cJSON * json_value,T * t)649 bool AsValue(cJSON* json_value, T* t) {
650 if (json_value->type != cJSON_Object)
651 return false;
652 JsonReaderVisitor visitor(json_value, nullptr);
653 return VisitForRead(&visitor, t);
654 }
655
656
VkTypeToJson(const T & t)657 template <typename T> std::string VkTypeToJson(const T& t) {
658 JsonWriterVisitor visitor;
659 VisitForWrite(&visitor, t);
660
661 char* output = cJSON_Print(visitor.get_object());
662 std::string result(output);
663 free(output);
664 return result;
665 }
666
VkTypeFromJson(const std::string & json,T * t,std::string * errors)667 template <typename T> bool VkTypeFromJson(const std::string& json,
668 T* t,
669 std::string* errors) {
670 *t = T();
671 cJSON* object = cJSON_Parse(json.c_str());
672 if (!object) {
673 if (errors)
674 errors->assign(cJSON_GetErrorPtr());
675 return false;
676 }
677 bool result = AsValue(object, t);
678 cJSON_Delete(object);
679 return result;
680 }
681
682 } // anonymous namespace
683
VkJsonInstanceToJson(const VkJsonInstance & instance)684 std::string VkJsonInstanceToJson(const VkJsonInstance& instance) {
685 return VkTypeToJson(instance);
686 }
687
VkJsonInstanceFromJson(const std::string & json,VkJsonInstance * instance,std::string * errors)688 bool VkJsonInstanceFromJson(const std::string& json,
689 VkJsonInstance* instance,
690 std::string* errors) {
691 return VkTypeFromJson(json, instance, errors);
692 }
693
VkJsonDeviceToJson(const VkJsonDevice & device)694 std::string VkJsonDeviceToJson(const VkJsonDevice& device) {
695 return VkTypeToJson(device);
696 }
697
VkJsonDeviceFromJson(const std::string & json,VkJsonDevice * device,std::string * errors)698 bool VkJsonDeviceFromJson(const std::string& json,
699 VkJsonDevice* device,
700 std::string* errors) {
701 return VkTypeFromJson(json, device, errors);
702 };
703
VkJsonImageFormatPropertiesToJson(const VkImageFormatProperties & properties)704 std::string VkJsonImageFormatPropertiesToJson(
705 const VkImageFormatProperties& properties) {
706 return VkTypeToJson(properties);
707 }
708
VkJsonImageFormatPropertiesFromJson(const std::string & json,VkImageFormatProperties * properties,std::string * errors)709 bool VkJsonImageFormatPropertiesFromJson(const std::string& json,
710 VkImageFormatProperties* properties,
711 std::string* errors) {
712 return VkTypeFromJson(json, properties, errors);
713 };
714