public static string Generate(ActionManifest actionManifest, INamingConventionConverter conv)
{
var sb = new StringBuilder();
var indent = 0;
Action <string> appendLineTrim = (string text) => sb.AppendLine(text.TrimEnd());
Action <string> appendLine = (string text) => appendLineTrim($"{new string(' ', indent * 4)}{text}");
Action <bool> addLineIfTrue = (bool condition) => { if (condition)
{
appendLineTrim("");
}
};
appendLine("#pragma once"); // TODO: Use C style
appendLine("");
foreach (var actionSet in actionManifest.ActionSets)
{
WriteActionSetStruct(sb, actionSet, indent, conv);
WriteActionSetStateStruct(sb, actionSet, indent, conv);
WriteSuggestedBindingsStruct(sb, actionSet, indent, conv);
}
return(sb.ToString());
}
public Handler(
IFileWriter fileWriter,
INamingConventionConverter namingConventionConverter,
ITemplateLocator templateLocator,
ITemplateProcessor templateProcessor
)
{
_fileWriter = fileWriter;
_namingConventionConverter = namingConventionConverter;
_templateProcessor = templateProcessor;
_templateLocator = templateLocator;
}
public Handler(
IFileSystem fileWriter,
ITemplateProcessor templateProcessor,
INamingConventionConverter namingConventionConverter,
ISettingsProvider settingsProvider
)
{
_fileWriter = fileWriter;
_templateProcessor = templateProcessor;
_namingConventionConverter = namingConventionConverter;
_settingsProvider = settingsProvider;
}
private static string GetActionStateMemberName(Action action, TopLevelPath subactionPath, INamingConventionConverter conv) => conv.Rename(GetNameWithSubaction(action.Name, subactionPath), "ActionState");
public static string GetBindingVariableName(string bindingPath, INamingConventionConverter conv) => conv.Rename(bindingPath.Replace('/', '_'));
public static string GetInteractionProfileMemberName(string interactionProfilePath, INamingConventionConverter conv) => conv.Rename(interactionProfilePath.Replace("/interaction_profiles/", "").Replace('/', '_'));
public static string GetSuggestedBindingsMemberName(string interactionProfilePath, INamingConventionConverter conv) => conv.Rename(interactionProfilePath.Replace("/interaction_profiles/", "").Replace('/', '_'), "Bindings");
private static void WriteActionSetInitializeMethod(StringBuilder sb, ActionSet actionSet, int indent, INamingConventionConverter conv)
{
Action <string> appendLineTrim = (string text) => sb.AppendLine(text.TrimEnd());
Action <string> appendLine = (string text) => appendLineTrim($"{new string(' ', indent * 4)}{text}");
Action <bool> addLineIfTrue = (bool condition) => { if (condition)
{
appendLineTrim("");
}
};
appendLine("XrResult Initialize(XrInstance instance)");
appendLine("{");
indent++;
// TODO: Add condition to return error if already inintialized.
appendLine($"XrActionSetCreateInfo actionSetInfo{{XR_TYPE_ACTION_SET_CREATE_INFO}};");
appendLine($"strcpy_s(actionSetInfo.actionSetName, \"{actionSet.Name}\");");
appendLine($"strcpy_s(actionSetInfo.localizedActionSetName, \"{actionSet.LocalizedName}\");");
appendLine($"actionSetInfo.priority = {actionSet.Priority};");
appendLine($"XrResult result = xrCreateActionSet(instance, &actionSetInfo, &ActionSet);");
var allSubactionPathInActionSet = actionSet.Actions.SelectMany(a => GetActionSubactionPaths(actionSet, a)).ToHashSet();
foreach (var subactionPath in allSubactionPathInActionSet)
{
if (subactionPath == TopLevelPath.Null)
{
continue;
}
appendLine("");
appendLine("if (XR_SUCCEEDED(result))");
appendLine("{");
indent++;
appendLine($"result = xrStringToPath(instance, \"{GetSubactionPath(subactionPath)}\", &{GetSubactionMemberName(subactionPath, conv)});");
indent--;
appendLine("}");
}
foreach (Action action in actionSet.Actions)
{
appendLine("");
appendLine("if (XR_SUCCEEDED(result))");
appendLine("{");
indent++;
var subactionPaths = GetActionSubactionPaths(actionSet, action);
if (subactionPaths.Any())
{
appendLine($"const XrPath subactionPaths[] = {{ {string.Join(", ", subactionPaths.Select(s => GetSubactionMemberName(s, conv)))} }};");
}
appendLine($"XrActionCreateInfo actionCreateInfo{{XR_TYPE_ACTION_CREATE_INFO}};");
appendLine($"actionCreateInfo.actionType = {GetActionType(action.Type)};");
appendLine($"strcpy_s(actionCreateInfo.actionName, \"{action.Name}\");");
appendLine($"strcpy_s(actionCreateInfo.localizedActionName, \"{action.LocalizedName}\");");
if (subactionPaths.Any())
{
appendLine($"actionCreateInfo.countSubactionPaths = {subactionPaths.Count()};");
appendLine($"actionCreateInfo.subactionPaths = subactionPaths;");
}
appendLine($"result = xrCreateAction(ActionSet, &actionCreateInfo, &{GetActionHandleMemberName(action.Name, conv)});");
indent--;
appendLine("}");
}
appendLine("");
appendLine("return result;");
indent--;
appendLine("}");
}
private static void WriteSuggestedBindingsStruct(StringBuilder sb, ActionSet actionSet, int indent, INamingConventionConverter conv)
{
Action <string> appendLineTrim = (string text) => sb.AppendLine(text.TrimEnd());
Action <string> appendLine = (string text) => appendLineTrim($"{new string(' ', indent * 4)}{text}");
Action <bool> addLineIfTrue = (bool condition) => { if (condition)
{
appendLineTrim("");
}
};
appendLine("");
appendLine($"struct SuggestedBindings"); // TODO: Add a manifest name and use it here to ensure no namespace conflicts.
appendLine("{");
indent++;
// Initialize() method
appendLine($"XrResult Initialize(XrInstance instance, {GetActionSetStructName(actionSet, conv)} const& actionSet)");
appendLine("{");
indent++;
appendLine("XrResult result = XR_SUCCESS;");
appendLine("");
foreach (var suggestedBindings in actionSet.SuggestedBindings)
{
appendLine("if (XR_SUCCEEDED(result))");
appendLine("{");
indent++;
appendLine($"result = xrStringToPath(instance, \"{suggestedBindings.InteractionProfile}\", &{GetInteractionProfileMemberName(suggestedBindings.InteractionProfile, conv)});");
indent--;
appendLine("}");
}
appendLine("");
var allBindingPaths = actionSet.SuggestedBindings.SelectMany(s => s.Bindings).SelectMany(s => s.Value);
foreach (var suggestedBinding in allBindingPaths.Distinct().OrderBy(p => p))
{
appendLine($"XrPath {GetBindingVariableName(suggestedBinding, conv)} = XR_NULL_PATH;");
}
foreach (var suggestedBinding in allBindingPaths.Distinct().OrderBy(p => p))
{
appendLine("if (XR_SUCCEEDED(result))");
appendLine("{");
indent++;
appendLine($"result = xrStringToPath(instance, \"{suggestedBinding}\", &{GetBindingVariableName(suggestedBinding, conv)});");
indent--;
appendLine("}");
}
appendLine("");
appendLine("if (XR_SUCCEEDED(result))");
appendLine("{");
indent++;
foreach (var suggestedBindings in actionSet.SuggestedBindings)
{
int index = 0;
foreach (var suggestedBinding in suggestedBindings.Bindings)
{
foreach (var bindingPath in suggestedBinding.Value)
{
appendLine($"{GetSuggestedBindingsMemberName(suggestedBindings.InteractionProfile, conv)}[{index}] = {{actionSet.{GetActionHandleMemberName(suggestedBinding.Key, conv)}, {GetBindingVariableName(bindingPath, conv)}}};");
index++;
}
}
}
indent--;
appendLine("}");
appendLine("");
appendLine("return result;");
indent--;
appendLine("}");
// SuggestInteractionProfileBindings() method
appendLine("");
appendLine($"XrResult SuggestInteractionProfileBindings(XrInstance instance)");
appendLine("{");
indent++;
appendLine("XrResult result = XR_SUCCESS;");
foreach (var suggestedBindings in actionSet.SuggestedBindings)
{
appendLine("");
appendLine("if (XR_SUCCEEDED(result))");
appendLine("{");
indent++;
appendLine($"XrInteractionProfileSuggestedBinding interactionSuggestedBindings{{XR_TYPE_INTERACTION_PROFILE_SUGGESTED_BINDING}};");
appendLine($"interactionSuggestedBindings.interactionProfile = {GetInteractionProfileMemberName(suggestedBindings.InteractionProfile, conv)};");
appendLine($"interactionSuggestedBindings.suggestedBindings = {GetSuggestedBindingsMemberName(suggestedBindings.InteractionProfile, conv)};");
appendLine($"interactionSuggestedBindings.countSuggestedBindings = {suggestedBindings.Bindings.Sum(b => b.Value.Count())};");
appendLine($"result = xrSuggestInteractionProfileBindings(instance, &interactionSuggestedBindings);");
indent--;
appendLine("}");
}
appendLine("");
appendLine("return result;");
indent--;
appendLine("}");
appendLine("");
foreach (var suggestedBindings in actionSet.SuggestedBindings)
{
appendLine($"XrPath {GetInteractionProfileMemberName(suggestedBindings.InteractionProfile, conv)};");
}
appendLine("");
foreach (var suggestedBindings in actionSet.SuggestedBindings)
{
appendLine($"XrActionSuggestedBinding {GetSuggestedBindingsMemberName(suggestedBindings.InteractionProfile, conv)}[{suggestedBindings.Bindings.Sum(b => b.Value.Count())}];");
}
indent--;
appendLine("};");
}
public EvaluateOperators(INamingConventionConverter namingConventionConverter)
{
registry = new Dictionary <string, Func <IProcessJsonLogic, JToken[], object, object> >();
AddDefaultOperations();
this.namingConventionConverter = namingConventionConverter;
}
private static void WriteActionSetStruct(StringBuilder sb, ActionSet actionSet, int indent, INamingConventionConverter conv)
{
Action <string> appendLineTrim = (string text) => sb.AppendLine(text.TrimEnd());
Action <string> appendLine = (string text) => appendLineTrim($"{new string(' ', indent * 4)}{text}");
Action <bool> addLineIfTrue = (bool condition) => { if (condition)
{
appendLineTrim("");
}
};
appendLine("");
appendLine($"struct {GetActionSetStructName(actionSet, conv)}");
appendLine("{");
indent++;
appendLine($"~{GetActionSetStructName(actionSet, conv)}()");
appendLine("{");
indent++;
appendLine("if (ActionSet != XR_NULL_HANDLE)");
appendLine("{");
indent++;
appendLine("(void)xrDestroyActionSet(ActionSet);");
indent--;
appendLine("}");
indent--;
appendLine("}");
appendLine("");
WriteActionSetInitializeMethod(sb, actionSet, indent, conv);
foreach (var action in actionSet.Actions)
{
if (action.Type != ActionType.Pose)
{
continue;
}
WriteCreateActionSpaceHelpers(sb, actionSet, action, indent, conv);
}
appendLine("");
appendLine($"XrActionSet {conv.Rename("ActionSet")}{{XR_NULL_HANDLE}};");
appendLine("");
foreach (var action in actionSet.Actions)
{
appendLine($"XrAction {GetActionHandleMemberName(action.Name, conv)}{{XR_NULL_HANDLE}};");
}
// Write out the used subaction paths.
var usedTopLevelPathsWithoutNull = actionSet.Actions.SelectMany(a => GetActionSubactionPaths(actionSet, a)).ToHashSet();
addLineIfTrue(usedTopLevelPathsWithoutNull.Any());
foreach (var subactionPath in usedTopLevelPathsWithoutNull)
{
appendLine($"XrPath {GetSubactionMemberName(subactionPath, conv)}{{XR_NULL_PATH}};");
}
indent--;
appendLine("};");
}
private static void WriteCreateActionSpaceHelpers(StringBuilder sb, ActionSet actionSet, Action action, int indent, INamingConventionConverter conv)
{
Action <string> appendLineTrim = (string text) => sb.AppendLine(text.TrimEnd());
Action <string> appendLine = (string text) => appendLineTrim($"{new string(' ', indent * 4)}{text}");
Action <bool> addLineIfTrue = (bool condition) => { if (condition)
{
appendLineTrim("");
}
};
Action <TopLevelPath> writeActionSpaceFunction = (TopLevelPath subactionPath) =>
{
appendLine("");
appendLine($"XrResult {conv.Rename("Create", GetNameWithSubaction(action.Name, subactionPath), "ActionSpace")}(XrSession session, XrSpace* space) const");
appendLine("{");
indent++;
appendLine($"XrActionSpaceCreateInfo actionSpaceInfo{{XR_TYPE_ACTION_SPACE_CREATE_INFO}};");
appendLine($"actionSpaceInfo.action = {GetActionHandleMemberName(action.Name, conv)};");
appendLine($"actionSpaceInfo.poseInActionSpace.orientation.w = 1.0f;");
if (subactionPath != TopLevelPath.Null)
{
appendLine($"actionSpaceInfo.subactionPath = {GetSubactionMemberName(subactionPath, conv)};");
}
appendLine($"return xrCreateActionSpace(session, &actionSpaceInfo, space);");
indent--;
appendLine("}");
};
foreach (var subaction in GetActionSubactionPaths(actionSet, action, includeNull: true))
{
writeActionSpaceFunction(subaction);
}
}
public NamespaceProvider(INamingConventionConverter namingConventionConverter) => _namingConventionConverter = namingConventionConverter;
public TemplateProcessor(INamingConventionConverter namingConventionConverter)
{
_namingConventionConverter = namingConventionConverter;
}
private static string GetActionSetStructName(ActionSet actionSet, INamingConventionConverter conv) => conv.Rename(actionSet.Name, "ActionSet");
private static void WriteActionSetStateStruct(StringBuilder sb, ActionSet actionSet, int indent, INamingConventionConverter conv)
{
Action <string> appendLineTrim = (string text) => sb.AppendLine(text.TrimEnd());
Action <string> appendLine = (string text) => appendLineTrim($"{new string(' ', indent * 4)}{text}");
Action <bool> addLineIfTrue = (bool condition) => { if (condition)
{
appendLineTrim("");
}
};
var inputActions = actionSet.Actions.Where(a => a.Type != ActionType.Haptic);
var usedTopLevelPathsWithoutNull = inputActions.SelectMany(a => GetActionSubactionPaths(actionSet, a)).Distinct().OrderBy(s => s);
appendLine("");
appendLine($"struct {conv.Rename("", actionSet.Name, "ActionStates")}");
appendLine("{");
indent++;
// Write out a struct with all actions that have subactions enabled for per-subaction querying.
bool hasSubactionPath = false;
foreach (var action in inputActions.Where(a => a.UseSubactionPaths))
{
if (!hasSubactionPath)
{
// Delay writing struct to here so it isn't written at all if there are no subaction paths.
appendLine("struct SubactionStates");
appendLine("{");
indent++;
hasSubactionPath = true;
appendLine("XrPath SubactionPath = XR_NULL_PATH;");
}
appendLine($"const {GetActionStateStructName(action.Type)}* {GetActionStateMemberName(action, TopLevelPath.Null, conv)} = nullptr;");
}
if (hasSubactionPath)
{
indent--;
appendLine("};");
appendLine("");
}
appendLine($"XrResult UpdateActionStates(XrSession session, {GetActionSetStructName(actionSet, conv)} const& actionSet)");
appendLine("{");
indent++;
appendLine("XrActionStateGetInfo actionStateGetInfo{XR_TYPE_ACTION_STATE_GET_INFO};");
appendLine("XrResult result = XR_SUCCESS;");
foreach (var action in inputActions)
{
foreach (var subaction in GetActionSubactionPaths(actionSet, action, includeNull: true))
{
appendLine("");
appendLine("if (XR_SUCCEEDED(result))");
appendLine("{");
indent++;
appendLine($"actionStateGetInfo.action = actionSet.{GetActionHandleMemberName(action.Name, conv)};");
if (action.UseSubactionPaths)
{
appendLine($"actionStateGetInfo.subactionPath = actionSet.{GetSubactionMemberName(subaction, conv)};");
}
else
{
appendLine($"actionStateGetInfo.subactionPath = XR_NULL_PATH;");
}
appendLine($"result = {GetActionStateUpdateFunction(action.Type)}(session, &actionStateGetInfo, &{GetActionStateMemberName(action, subaction, conv)});");
indent--;
appendLine("}");
}
}
appendLine("return result;");
indent--;
appendLine("}");
// Write function to get the action states for a specific subaction path.
if (usedTopLevelPathsWithoutNull.Any())
{
appendLine("");
appendLine($"SubactionStates GetSubactionStates({GetActionSetStructName(actionSet, conv)} const& actionSet, XrPath subactionPath) const");
appendLine("{");
indent++;
bool firstCase = true;
foreach (var subactionPath in usedTopLevelPathsWithoutNull)
{
appendLine($"{(firstCase ? "" : "else ")}if (subactionPath == actionSet.{GetSubactionMemberName(subactionPath, conv)})");
appendLine("{");
indent++;
var subactionMemberVariables = inputActions
.Where(a => a.UseSubactionPaths)
.Select(a =>
{
bool hasThisSubactionBinding = GetActionSubactionPaths(actionSet, a).Any(s => s == subactionPath);
return(hasThisSubactionBinding ? ("&" + GetActionStateMemberName(a, subactionPath, conv)) : "nullptr");
});
appendLine($"return {{subactionPath, {string.Join(", ", subactionMemberVariables)}}};");
indent--;
appendLine("}");
firstCase = false;
}
appendLine("else");
appendLine("{");
indent++;
appendLine("return {}; // Unknown subaction path.");
indent--;
appendLine("}");
indent--;
appendLine("}");
}
appendLine("");
foreach (var action in inputActions)
{
foreach (var subaction in GetActionSubactionPaths(actionSet, action, includeNull: true))
{
appendLine($"{GetActionStateStructName(action.Type)} {GetActionStateMemberName(action, subaction, conv)}{{{GetActionStateStructType(action.Type)}}};");
}
}
// Write out per-subaction path member struct shortcuts.
/*addLineIfTrue(usedTopLevelPathsWithoutNull.Any());
* foreach (var subactionPath in usedTopLevelPathsWithoutNull)
* {
* appendLine($"SubactionStates {GetSubactionMemberName(subactionPath, conv)};");
* }*/
indent--;
appendLine("};");
}
private static string GetActionHandleMemberName(string actionName, INamingConventionConverter conv) => conv.Rename(actionName);
public RazorTemplateProcessor(INamingConventionConverter namingConventionConverter)
: base(namingConventionConverter)
{
}