/// <summary>
/// Generate the command implementation signature and the method documentation.
/// </summary>
/// <param name="sw">
/// The <see cref="SourceStreamWriter"/> used to write the source code.
/// </param>
/// <param name="ctx">
/// The <see cref="RegistryContext"/> defining the OpenGL registry information.
/// </param>
/// <param name="commandParams">
/// A <see cref="T:List{CommandParameter}"/> determining the method overload.
/// </param>
private void GenerateImplementation_Signature(SourceStreamWriter sw, RegistryContext ctx, List<CommandParameter> commandParams, string implementationName, string returnType)
{
#if !DEBUG
// Documentation
RegistryDocumentation.GenerateDocumentation(sw, ctx, this, commandParams);
#endif
foreach (IFeature feature in RequiredBy)
sw.WriteLine("[RequiredByFeature(\"{0}\")]", feature.Name);
foreach (IFeature feature in RemovedBy)
sw.WriteLine("[RemovedByFeature(\"{0}\")]", feature.Name);
#region Signature
sw.WriteIdentation();
// Signature
sw.Write("{0} static ", CommandFlagsDatabase.GetCommandVisibility(this));
if (IsUnsafeImplementationSignature(ctx, commandParams))
sw.Write("unsafe ");
sw.Write("{0} {1}(", returnType, implementationName);
// Signature - Parameters
int paramCount = commandParams.FindAll(delegate(CommandParameter item) { return (!item.IsImplicit(ctx, this)); }).Count;
foreach (CommandParameter param in commandParams) {
// Skip in signature implicit parameters
if (param.IsImplicit(ctx, this))
continue;
string paramAttributes = param.GetImplementationTypeAttributes(ctx, this);
string paramModifier = param.GetImplementationTypeModifier(ctx, this);
if (paramAttributes != null)
sw.Write("{0} ", paramAttributes);
if (paramModifier != null)
sw.Write("{0} ", paramModifier);
if ((paramCount == 1) && (param.IsManagedArray) && ((Flags & CommandFlags.VariadicParams) != 0))
sw.Write("params ");
sw.Write("{0} {1}", param.GetImplementationType(ctx, this), param.ImplementationName);
paramCount--;
if (paramCount > 0)
sw.Write(", ");
}
sw.Write(")");
sw.WriteLine();
#endregion
}
/// <summary>
/// Generate the command implementation (fixed variant).
/// </summary>
/// <param name="sw">
/// The <see cref="SourceStreamWriter"/> used to write the source code.
/// </param>
/// <param name="ctx">
/// The <see cref="RegistryContext"/> defining the OpenGL registry information.
/// </param>
/// <param name="commandParams">
/// A <see cref="T:List{CommandParameter}"/> determining the method overload.
/// </param>
private void GenerateImplementation_Default(SourceStreamWriter sw, RegistryContext ctx, List<CommandParameter> commandParams)
{
List<Command> aliases = new List<Command>();
Command aliasCommand = this;
// The implementation returned type
string returnType = aliasCommand.GetImplementationReturnType(ctx);
// The delegate returned type
string delegateReturnType = aliasCommand.DelegateReturnType;
bool fixedImplementation = IsFixedImplementation(ctx, commandParams);
// At least one parameter is an array with length correlated with another parameter
bool isArrayImplementation = commandParams.FindIndex(delegate(CommandParameter item) { return (item is CommandParameterArray); }) >= 0;
// Returned value must be marshalled as string
bool marshalReturnedString = aliasCommand.HasReturnValue && (returnType.ToLower() == "string") && (delegateReturnType.ToLower() != "string");
// Returned value must be marshalled as structure
bool marshalReturnedStruct = aliasCommand.HasReturnValue && (DelegateReturnType == "IntPtr") && (GetImplementationReturnType(ctx) != "IntPtr");
aliases.Add(this);
aliases.AddRange(Aliases);
// Signature
GenerateImplementation_Signature(sw, ctx, commandParams);
// Implementation block
sw.WriteLine("{");
sw.Indent();
#region Debug Assertions
// Debug assertions
foreach (CommandParameter param in commandParams)
param.WriteDebugAssertion(sw, ctx, this);
#endregion
#region Local Variables
// Local variable: returned value
if (HasReturnValue) {
sw.WriteLine("{0} {1};", DelegateReturnType, ReturnVariableName);
sw.WriteLine();
}
#endregion
#region Unsafe Block (Open)
if (fixedImplementation) {
sw.WriteLine("unsafe {"); // (1)
sw.Indent();
foreach (CommandParameter param in commandParams)
param.WriteFixedStatement(sw, ctx, this);
sw.WriteLine("{"); // (2)
sw.Indent();
}
#endregion
sw.WriteLine("Debug.Assert(Delegates.{0} != null, \"{0} not implemented\");", aliasCommand.DelegateName);
#region Delegate Call
sw.WriteIdentation();
// Local return value
if (HasReturnValue)
sw.Write("{0} = ", ReturnVariableName);
sw.Write("Delegates.{0}(", aliasCommand.DelegateName);
#region Parameters
for (int i = 0; i < commandParams.Count; i++) {
CommandParameter param = commandParams[i];
param.WriteDelegateParam(sw, ctx, this);
if (i != Parameters.Count - 1)
sw.Write(", ");
}
#endregion
sw.Write(")");
sw.Write(";");
sw.WriteLine();
#endregion
#region Call Log
sw.WriteIdentation(); sw.Write("CallLog(");
#region Call Log - Format String
sw.Write("\"{0}(", aliasCommand.ImportName);
for (int i = 0; i < commandParams.Count; i++)
{
commandParams[i].WriteCallLogFormatParam(sw, ctx, this, i);
if (i < commandParams.Count - 1)
sw.Write(", ");
}
sw.Write(")");
if (HasReturnValue)
sw.Write(" = {{{0}}}", commandParams.Count);
sw.Write("\"");
#endregion
#region Call Log - Format Arguments
if ((commandParams.Count > 0) || HasReturnValue) {
sw.Write(", ");
for (int i = 0; i < commandParams.Count; i++) {
commandParams[i].WriteCallLogArgParam(sw, ctx, this);
if (i < commandParams.Count - 1)
sw.Write(", ");
}
}
// Return value
if (HasReturnValue)
{
if (commandParams.Count > 0)
sw.Write(", ");
CommandParameter.WriteCallLogArgParam(sw, ReturnVariableName, returnType);
}
#endregion
sw.Write(");");
sw.WriteLine();
#endregion
#region Unsafe Block (Close)
if (fixedImplementation)
{
sw.Unindent();
sw.WriteLine("}"); // (2) CLOSED
sw.Unindent();
sw.WriteLine("}"); // (1) CLOSED
}
#endregion
// Check call errors
if ((Flags & CommandFlags.NoGetError) == 0)
sw.WriteLine("DebugCheckErrors();");
// Returns value
if (HasReturnValue) {
sw.WriteLine();
if (marshalReturnedString)
sw.WriteLine("return (Marshal.PtrToStringAnsi({0}));", ReturnVariableName);
else if (marshalReturnedStruct)
sw.WriteLine("return (({1})Marshal.PtrToStructure({0}, typeof({1})));", ReturnVariableName, GetImplementationReturnType(ctx));
else if (returnType != delegateReturnType)
sw.WriteLine("return (({1}){0});", ReturnVariableName, GetImplementationReturnType(ctx));
else
sw.WriteLine("return ({0});", ReturnVariableName);
}
sw.Unindent();
sw.WriteLine("}");
}
internal void GenerateSource(SourceStreamWriter sw, RegistryContext ctx)
{
if (sw == null)
{
throw new ArgumentNullException("sw");
}
if (ctx == null)
{
throw new ArgumentNullException("ctx");
}
bool bitmask = Enums.TrueForAll(delegate(Enumerant item) {
Enumerant actualEnumerant = ctx.Registry.GetEnumerant(item.Name);
return(actualEnumerant == null || actualEnumerant.ParentEnumerantBlock.Type == "bitmask");
});
// Collect group enumerants by their value
Dictionary <string, List <Enumerant> > groupEnums = new Dictionary <string, List <Enumerant> >();
// ...include all enums defined in this group
foreach (Enumerant item in Enums)
{
Enumerant itemValue = ctx.Registry.GetEnumerant(item.Name);
if (itemValue != null)
{
if (!groupEnums.ContainsKey(itemValue.Value))
{
groupEnums.Add(itemValue.Value, new List <Enumerant>());
}
groupEnums[itemValue.Value].Add(itemValue);
}
}
// Modify canonical enumeration (value/block/group) definition
CommandFlagsDatabase.EnumerantItem enumerantExtension = CommandFlagsDatabase.FindEnumerant(Name);
if (enumerantExtension != null)
{
// ...override group information
if (enumerantExtension.Type != null)
{
switch (enumerantExtension.Type)
{
case "bitmask":
bitmask = true;
break;
}
}
// ...include all enums to be added by additional configuration
foreach (string addedEnum in enumerantExtension.AddEnumerants)
{
Enumerant addedEnumValue = ctx.Registry.GetEnumerant(addedEnum);
if (addedEnumValue != null)
{
if (!groupEnums.ContainsKey(addedEnumValue.Value))
{
groupEnums.Add(addedEnumValue.Value, new List <Enumerant>());
}
// Note: since specification can be updated while the CommandFlags.xml is not in synch, the specification
// may defined missed enumerant values. In this case do not add enumerant value
if (groupEnums[addedEnumValue.Value].Contains(addedEnumValue) == false)
{
groupEnums[addedEnumValue.Value].Add(addedEnumValue);
}
}
}
}
// Make enumerants distinct (discard duplicated enumerants, mainly from extensions _ARB, _EXT, ...)
List <Enumerant> uniqueEnums = new List <Enumerant>();
foreach (KeyValuePair <string, List <Enumerant> > pair in groupEnums)
{
if (pair.Value.Count > 1)
{
List <Enumerant> uniqueNames = new List <Enumerant>();
foreach (Enumerant item in pair.Value)
{
if (item.Alias != null)
{
continue;
}
if (item.EnumAlias != null)
{
continue;
}
if (uniqueNames.FindIndex(delegate(Enumerant item1) { return(item.Name.StartsWith(item1.Name)); }) >= 0)
{
continue;
}
if (uniqueNames.FindIndex(delegate(Enumerant item1) { return(item1.Name.StartsWith(item.Name)); }) >= 0)
{
uniqueNames.RemoveAll(delegate(Enumerant item1) { return(item1.Name.StartsWith(item.Name)); });
}
uniqueNames.Add(item);
}
uniqueEnums.AddRange(uniqueNames);
}
else
{
uniqueEnums.AddRange(pair.Value);
}
}
sw.WriteLine("/// <summary>");
sw.WriteLine("/// Strongly typed enumeration {0}.", Name);
sw.WriteLine("/// </summary>");
if (bitmask)
{
sw.WriteLine("[Flags()]");
}
sw.WriteLine("public enum {0}{1}", Name, bitmask ? " : uint" : String.Empty);
sw.WriteLine("{");
sw.Indent();
foreach (Enumerant enumerant in uniqueEnums)
{
List <Enumerant> allEnums = groupEnums[enumerant.Value];
string bindingName = enumerant.EnumAlias == null ? enumerant.ImplementationName : enumerant.EnumAlias.ImplementationName;
string camelCase = SpecificationStyle.GetCamelCase(bindingName);
sw.WriteLine("/// <summary>");
if (allEnums.Count > 1)
{
StringBuilder sb = new StringBuilder();
sb.Append("Strongly typed for value ");
for (int i = 0; i < allEnums.Count; i++)
{
sb.Append(allEnums[i].Name);
if (i < allEnums.Count - 1)
{
sb.Append(", ");
}
}
sb.Append(".");
foreach (string docLine in RegistryDocumentation.SplitDocumentationLines(sb.ToString()))
{
sw.WriteLine("/// {0}", docLine);
}
}
else
{
sw.WriteLine("/// Strongly typed for value {0}.", enumerant.Name);
}
sw.WriteLine("/// </summary>");
Enumerant enumvalue = ctx.Registry.GetEnumerant(ctx.Class.ToUpperInvariant() + "_" + bindingName);
string classDefaultApi = ctx.Class.ToLower();
if (enumvalue != null)
{
// RequiredByFeature
foreach (IFeature feature in enumvalue.RequiredBy)
{
sw.WriteLine(feature.GetRequiredByFeature(classDefaultApi));
}
// RequiredByFeature (from aliases) Note: not sure that Profile is considered here
foreach (Enumerant aliasOf in enumvalue.AliasOf)
{
foreach (IFeature feature in aliasOf.RequiredBy)
{
sw.WriteLine(feature.GetRequiredByFeature(classDefaultApi));
}
}
// RemovedByFeature
foreach (IFeature feature in enumvalue.RemovedBy)
{
sw.WriteLine(feature.GetRemovedByFeature(classDefaultApi));
}
}
sw.WriteLine("{0} = {1}.{2},", camelCase, ctx.Class, bindingName);
sw.WriteLine();
}
sw.Unindent();
sw.WriteLine("}");
}
/// <summary>
/// Generate the command implementations source code (all overloads).
/// </summary>
/// <param name="sw">
/// The <see cref="SourceStreamWriter"/> used to write the source code.
/// </param>
/// <param name="ctx">
/// The <see cref="RegistryContext"/> defining the OpenGL registry information.
/// </param>
internal void GenerateImplementations(SourceStreamWriter sw, RegistryContext ctx)
{
List<CommandParameter>[] overridenParams = GetOverridenImplementations(ctx);
for (int i = 0; i < overridenParams.Length; i++) {
// Generate implementation
GenerateImplementation(sw, ctx, overridenParams[i]);
// Separate next implementation with a new line, if not the last
if (i < overridenParams.Length - 1)
sw.WriteLine();
}
if (IsGenImplementation(ctx)) {
sw.WriteLine();
GenerateImplementation_GenOneObject(sw, ctx);
}
}
public virtual void WriteDebugAssertion(SourceStreamWriter sw, RegistryContext ctx, Command parentCommand)
{
if (Length == null)
return;
if (CommandParameterArray.IsCompatible(this, ctx, parentCommand))
sw.WriteLine("Debug.Assert({0}.Length >= {1});", ImplementationName, Length);
#if false
if (Regex.IsMatch(Length, @"[0-9]+"))
sw.WriteLine("Debug.Assert({0}.Length >= {1});", ImplementationName, Length);
#endif
}
public override void WritePinnedVariable(SourceStreamWriter sw, RegistryContext ctx, Command parentCommand)
{
if (GetImplementationType(ctx, parentCommand) == "Object")
sw.WriteLine("GCHandle {0} = GCHandle.Alloc({1}, GCHandleType.Pinned);", PinnedLocalVarName, ImplementationName);
}
/// <summary>
/// Generate the command implementation (generate one object variant).
/// </summary>
/// <param name="sw">
/// The <see cref="SourceStreamWriter"/> used to write the source code.
/// </param>
/// <param name="ctx">
/// The <see cref="RegistryContext"/> defining the OpenGL registry information.
/// </param>
/// <param name="commandParams">
/// A <see cref="T:List{CommandParameter}"/> determining the method overload.
/// </param>
private void GenerateImplementation_GenOneObject(SourceStreamWriter sw, RegistryContext ctx)
{
List <CommandParameter> commandParams = new List <CommandParameter>();
string implementationName = GetImplementationName(ctx);
if (implementationName.EndsWith("ies"))
{
implementationName = implementationName.Substring(0, implementationName.Length - 3) + "y";
}
else if (implementationName.EndsWith("s"))
{
implementationName = implementationName.Substring(0, implementationName.Length - 1);
}
foreach (CommandParameter commandParameter in Parameters)
{
commandParams.Add(new CommandParameterArrayLength(commandParameter, ctx, this));
}
List <CommandParameterArrayLength> arrayParameters = new List <CommandParameterArrayLength>();
List <CommandParameter> signatureParams = commandParams.FindAll(delegate(CommandParameter item) {
bool compatible = CommandParameterArrayLength.IsCompatible(ctx, this, item);
bool arrayLengthParam = CommandParameterArrayLength.IsArrayLengthParameter(item, ctx, this);
if (compatible)
{
arrayParameters.Add((CommandParameterArrayLength)item);
}
return(!compatible && !arrayLengthParam);
});
Debug.Assert(arrayParameters.Count == 1);
CommandParameterArrayLength returnParameter = arrayParameters[0];
string returnParameterType = returnParameter.GetImplementationType(ctx, this);
// Remove []
returnParameterType = returnParameterType.Substring(0, returnParameterType.Length - 2);
// Signature
GenerateImplementation_Signature(sw, ctx, signatureParams, implementationName, returnParameterType);
// Implementation block
sw.WriteLine("{");
sw.Indent();
#region Local Variables
sw.WriteLine("{0}[] {1} = new {0}[1];", returnParameterType, ReturnVariableName);
#endregion
#region Implementation Call
sw.WriteIdentation();
sw.Write("{0}(", GetImplementationName(ctx));
#region Parameters
for (int i = 0; i < commandParams.Count; i++)
{
CommandParameter param = commandParams[i];
if (CommandParameterArrayLength.IsArrayLengthParameter(param, ctx, this))
{
continue;
}
else if (CommandParameterArrayLength.IsCompatible(ctx, this, param))
{
sw.Write(ReturnVariableName);
}
else
{
param.WriteDelegateParam(sw, ctx, this);
}
if (i != commandParams.Count - 1)
{
sw.Write(", ");
}
}
#endregion
sw.Write(");");
sw.WriteLine();
sw.WriteLine("return ({0}[0]);", ReturnVariableName);
#endregion
sw.Unindent();
sw.WriteLine("}");
}
/// <summary>
/// Generate the C# source code for this enumerant.
/// </summary>
/// <param name="sw">
/// A <see cref="SourceStreamWriter"/> used for writing the source code.
/// </param>
internal void GenerateSource(SourceStreamWriter sw, RegistryContext ctx)
{
if (sw == null)
{
throw new ArgumentNullException("sw");
}
RegistryDocumentation.GenerateDocumentation(sw, ctx, this);
string classDefaultApi = ctx.Class.ToLower();
foreach (Enumerant aliasOf in AliasOf)
{
sw.WriteLine("[AliasOf(\"{0}\")]", aliasOf.Name);
}
foreach (IFeature feature in RequiredBy)
{
if (feature.Api != null && feature.Api != classDefaultApi)
{
sw.WriteLine("[RequiredByFeature(\"{0}\", Api = \"{1}\")]", feature.Name, feature.Api);
}
else
{
sw.WriteLine("[RequiredByFeature(\"{0}\")]", feature.Name);
}
}
foreach (Enumerant aliasOf in AliasOf)
{
foreach (IFeature feature in aliasOf.RequiredBy)
{
if (feature.Api != null && feature.Api != classDefaultApi)
{
sw.WriteLine("[RequiredByFeature(\"{0}\", Api = \"{1}\")]", feature.Name, feature.Api);
}
else
{
sw.WriteLine("[RequiredByFeature(\"{0}\")]", feature.Name);
}
}
}
foreach (IFeature feature in RemovedBy)
{
if (feature.Api != null && feature.Api != classDefaultApi)
{
sw.WriteLine("[RemovedByFeature(\"{0}\", Api = \"{1}\")]", feature.Name, feature.Api);
}
else
{
sw.WriteLine("[RemovedByFeature(\"{0}\")]", feature.Name);
}
}
// This metadata is used for procedure logging function
bool requiresLogAttribute = ParentEnumerantBlock.Type == "bitmask";
if (requiresLogAttribute == true)
{
if (ParentEnumerantBlock.Type == "bitmask")
{
sw.WriteLine("[Log(BitmaskName = \"{0}\")]", ParentEnumerantBlock.Namespace);
}
}
if (IsDeprecated)
{
sw.Write("#if DEBUG && !OPENGL_NET_COMPATIBILITY_PROFILE" + Environment.NewLine);
sw.WriteLine("[Obsolete(\"Deprecated/removed by {0}.\")]", SpecificationStyle.GetKhronosVersionHumanReadable(RemovedBy[0].Name));
sw.Write("#endif" + Environment.NewLine);
}
sw.WriteLine(Declaration);
}
internal void GenerateSource(SourceStreamWriter sw, RegistryContext ctx)
{
if (sw == null)
throw new ArgumentNullException("sw");
if (ctx == null)
throw new ArgumentNullException("ctx");
bool bitmask = Enums.TrueForAll(delegate(Enumerant item) {
Enumerant actualEnumerant = ctx.Registry.GetGlEnumerant(item.Name);
return (actualEnumerant == null || actualEnumerant.ParentEnumerantBlock.Type == "bitmask");
});
// Collect group enumerants by their value
Dictionary<string, List<Enumerant>> groupEnums = new Dictionary<string, List<Enumerant>>();
foreach (Enumerant item in Enums) {
Enumerant itemValue = ctx.Registry.GetGlEnumerant(item.Name);
if (itemValue != null) {
if (!groupEnums.ContainsKey(itemValue.Value))
groupEnums.Add(itemValue.Value, new List<Enumerant>());
groupEnums[itemValue.Value].Add(itemValue);
}
}
// Make enumerants distinct (discard duplicated enumerants, mainly from extensions)
List<Enumerant> uniqueEnums = new List<Enumerant>();
foreach (KeyValuePair<string, List<Enumerant>> pair in groupEnums) {
if (pair.Value.Count > 1) {
Enumerant shortedNameEnum = null;
foreach (Enumerant item in pair.Value) {
if ((shortedNameEnum == null) || (shortedNameEnum.Name.Length > item.Name.Length))
shortedNameEnum = item;
}
uniqueEnums.Add(shortedNameEnum);
} else
uniqueEnums.Add(pair.Value[0]);
}
sw.WriteLine("/// <summary>");
sw.WriteLine("/// Strongly typed enumeration {0}.", Name);
sw.WriteLine("/// </summary>");
if (bitmask)
sw.WriteLine("[Flags()]");
sw.WriteLine("public enum {0}{1}", Name, bitmask ? " : uint" : String.Empty);
sw.WriteLine("{");
sw.Indent();
foreach (Enumerant enumerant in uniqueEnums) {
List<Enumerant> allEnums = groupEnums[enumerant.Value];
string bindingName = enumerant.EnumAlias == null ? enumerant.ImplementationName : enumerant.EnumAlias.ImplementationName;
string camelCase = SpecificationStyle.GetCamelCase(bindingName);
sw.WriteLine("/// <summary>");
if (allEnums.Count > 1) {
StringBuilder sb = new StringBuilder();
sb.Append("Strongly typed for value ");
for (int i = 0; i < allEnums.Count; i++) {
sb.Append(allEnums[i].Name);
if (i < allEnums.Count - 1)
sb.Append(", ");
}
sb.Append(".");
foreach (string docLine in RegistryDocumentation.SplitDocumentationLines(sb.ToString()))
sw.WriteLine("/// {0}", docLine);
} else
sw.WriteLine("/// Strongly typed for value {0}.", enumerant.Name);
sw.WriteLine("/// </summary>");
sw.WriteLine("{0} = Gl.{1},", camelCase, bindingName);
sw.WriteLine();
}
sw.Unindent();
sw.WriteLine("}");
}
/// <summary>
/// Generate the command implementation (pinned variant).
/// </summary>
/// <param name="sw">
/// The <see cref="SourceStreamWriter"/> used to write the source code.
/// </param>
/// <param name="ctx">
/// The <see cref="RegistryContext"/> defining the OpenGL registry information.
/// </param>
/// <param name="commandParams">
/// A <see cref="T:List{CommandParameter}"/> determining the method overload.
/// </param>
private void GenerateImplementation_Pinned(SourceStreamWriter sw, RegistryContext ctx, List <CommandParameter> commandParams)
{
// Signature
GenerateImplementation_Signature(sw, ctx, commandParams);
// Implementation block
sw.WriteLine("{");
sw.Indent();
#region Pinned Object Block (Open)
foreach (CommandParameter param in commandParams)
{
param.WritePinnedVariable(sw, ctx, this);
}
sw.WriteLine("try {");
sw.Indent();
#endregion
#region Implementation Call
sw.WriteIdentation();
if (HasReturnValue)
{
sw.Write("return (");
}
sw.Write("{0}(", GetImplementationName(ctx));
#region Parameters
for (int i = 0; i < commandParams.Count; i++)
{
CommandParameter param = commandParams[i];
param.WriteDelegateParam(sw, ctx, this);
if (i != commandParams.Count - 1)
{
sw.Write(", ");
}
}
#endregion
sw.Write(")");
if (HasReturnValue)
{
sw.Write(")");
}
sw.Write(";");
sw.WriteLine();
#endregion
#region Pinned Object Block (Close)
sw.Unindent();
sw.WriteLine("} finally {");
sw.Indent();
foreach (CommandParameter param in commandParams)
{
param.WriteUnpinCommand(sw, ctx, this);
}
sw.Unindent();
sw.WriteLine("}");
#endregion
sw.Unindent();
sw.WriteLine("}");
}
/// <summary>
/// Generate the command implementation (fixed variant).
/// </summary>
/// <param name="sw">
/// The <see cref="SourceStreamWriter"/> used to write the source code.
/// </param>
/// <param name="ctx">
/// The <see cref="RegistryContext"/> defining the OpenGL registry information.
/// </param>
/// <param name="commandParams">
/// A <see cref="T:List{CommandParameter}"/> determining the method overload.
/// </param>
private void GenerateImplementation_Default(SourceStreamWriter sw, RegistryContext ctx, List<CommandParameter> commandParams)
{
List<Command> aliases = new List<Command>();
Command aliasCommand = this;
// The implementation returned type
string returnType = aliasCommand.GetImplementationReturnType(ctx);
// Is fixed implementation
bool fixedImplementation = IsFixedImplementation(ctx, commandParams);
aliases.Add(this);
aliases.AddRange(Aliases);
// Signature
GenerateImplementation_Signature(sw, ctx, commandParams);
// Implementation block
sw.WriteLine("{");
sw.Indent();
#region Debug Assertions
// Debug assertions
foreach (CommandParameter param in commandParams)
param.WriteDebugAssertion(sw, ctx, this);
#endregion
#region Local Variables
// Local variable: returned value
if (HasReturnValue) {
sw.WriteLine("{0} {1};", DelegateReturnType, ReturnVariableName);
sw.WriteLine();
}
#endregion
#region Unsafe Block (Open)
if (fixedImplementation) {
sw.WriteLine("unsafe {"); // (1)
sw.Indent();
foreach (CommandParameter param in commandParams)
param.WriteFixedStatement(sw, ctx, this);
sw.WriteLine("{"); // (2)
sw.Indent();
}
#endregion
sw.WriteLine("Debug.Assert(Delegates.{0} != null, \"{0} not implemented\");", aliasCommand.DelegateName);
#region Delegate Call
sw.WriteIdentation();
// Local return value
if (HasReturnValue)
sw.Write("{0} = ", ReturnVariableName);
sw.Write("Delegates.{0}(", aliasCommand.DelegateName);
#region Parameters
for (int i = 0; i < commandParams.Count; i++) {
CommandParameter param = commandParams[i];
param.WriteDelegateParam(sw, ctx, this);
if (i != Parameters.Count - 1)
sw.Write(", ");
}
#endregion
sw.Write(")");
sw.Write(";");
sw.WriteLine();
#endregion
#region Call Log
sw.WriteIdentation(); sw.Write("LogFunction(");
#region Call Log - Format String
sw.Write("\"{0}(", aliasCommand.ImportName);
for (int i = 0; i < commandParams.Count; i++)
{
commandParams[i].WriteCallLogFormatParam(sw, ctx, this, i);
if (i < commandParams.Count - 1)
sw.Write(", ");
}
sw.Write(")");
if (HasReturnValue)
sw.Write(" = {{{0}}}", commandParams.Count);
sw.Write("\"");
#endregion
#region Call Log - Format Arguments
if ((commandParams.Count > 0) || HasReturnValue) {
sw.Write(", ");
for (int i = 0; i < commandParams.Count; i++) {
commandParams[i].WriteCallLogArgParam(sw, ctx, this);
if (i < commandParams.Count - 1)
sw.Write(", ");
}
}
// Return value
if (HasReturnValue)
{
if (commandParams.Count > 0)
sw.Write(", ");
CommandParameter.WriteCallLogArgParam(sw, GetReturnValueExpression(ctx), returnType);
}
#endregion
sw.Write(");");
sw.WriteLine();
#endregion
#region Unsafe Block (Close)
if (fixedImplementation)
{
sw.Unindent();
sw.WriteLine("}"); // (2) CLOSED
sw.Unindent();
sw.WriteLine("}"); // (1) CLOSED
}
#endregion
// Check call errors
if ((Flags & CommandFlags.NoGetError) == 0) {
string returnValue = "null";
// Optionally pass the returned value to error checking method
if (HasReturnValue)
returnValue = ReturnVariableName;
sw.WriteLine("DebugCheckErrors({0});", returnValue);
}
// Returns value
if (HasReturnValue) {
sw.WriteLine();
sw.WriteLine("return ({0});", GetReturnValueExpression(ctx));
}
sw.Unindent();
sw.WriteLine("}");
}
/// <summary>
/// Generate the C# source code for this enumerant.
/// </summary>
/// <param name="sw">
/// A <see cref="SourceStreamWriter"/> used for writing the source code.
/// </param>
internal void GenerateSource(SourceStreamWriter sw, RegistryContext ctx)
{
if (sw == null)
throw new ArgumentNullException("sw");
RegistryDocumentation.GenerateDocumentation(sw, ctx, this);
foreach (Enumerant aliasOf in AliasOf)
sw.WriteLine("[AliasOf(\"{0}\")]", aliasOf.Name);
foreach (IFeature feature in RequiredBy)
sw.WriteLine("[RequiredByFeature(\"{0}\")]", feature.Name);
foreach (Enumerant aliasOf in AliasOf) {
foreach (IFeature feature in aliasOf.RequiredBy)
sw.WriteLine("[RequiredByFeature(\"{0}\")]", feature.Name);
}
foreach (IFeature feature in RemovedBy)
sw.WriteLine("[RemovedByFeature(\"{0}\")]", feature.Name);
// This metadata is used for procedure logging function
bool requiresLogAttribute = ParentEnumerantBlock.Type == "bitmask";
if (requiresLogAttribute == true) {
if (ParentEnumerantBlock.Type == "bitmask")
sw.WriteLine("[Log(BitmaskName = \"{0}\")]", ParentEnumerantBlock.Namespace);
}
if (IsDeprecated) {
sw.Write("#if DEBUG && !OPENGL_NET_COMPATIBILITY_PROFILE" + Environment.NewLine);
sw.WriteLine("[Obsolete(\"Deprecated/removed by {0}.\")]", SpecificationStyle.GetKhronosVersionHumanReadable(RemovedBy[0].Name));
sw.Write("#endif" + Environment.NewLine);
}
sw.WriteLine(Declaration);
}
/// <summary>
/// Generate the command delegate source code.
/// </summary>
/// <param name="sw">
/// The <see cref="SourceStreamWriter"/> used to write the source code.
/// </param>
/// <param name="ctx">
/// The <see cref="RegistryContext"/> defining the OpenGL registry information.
/// </param>
internal void GenerateDelegate(SourceStreamWriter sw, RegistryContext ctx)
{
// Attributes required for checking API commands support
string classDefaultApi = ctx.Class.ToLower();
foreach (IFeature feature in RequiredBy)
{
sw.WriteLine(feature.GenerateRequiredByAttribute(this, classDefaultApi));
}
foreach (IFeature feature in RemovedBy)
{
sw.WriteLine(feature.GenerateRemovedByAttribute(classDefaultApi));
}
// Not yet sure if it is really necessary
sw.WriteLine("[SuppressUnmanagedCodeSecurity()]");
// Delegate type definition
sw.WriteIdentation(); sw.Write("internal ");
if (IsSafeImplementation == false)
{
sw.Write("unsafe ");
}
sw.Write("delegate ");
sw.Write("{0} {1}(", DelegateReturnType, ImportName);
int paramCount = Parameters.Count;
foreach (CommandParameter param in Parameters)
{
string paramAttributes = param.GetDelegateTypeAttributes(ctx, this);
string paramModifier = param.GetDelegateTypeModifier(ctx, this);
if (paramAttributes != null)
{
sw.Write("{0} ", paramAttributes);
}
if (paramModifier != null)
{
sw.Write("{0} ", paramModifier);
}
sw.Write("{0} {1}", param.GetDelegateType(ctx, this), param.ImportName);
paramCount--;
if (paramCount > 0)
{
sw.Write(", ");
}
}
sw.Write(");");
sw.WriteLine();
sw.WriteLine();
foreach (IFeature feature in RequiredBy)
{
sw.WriteLine(feature.GenerateRequiredByAttribute(this, classDefaultApi));
}
foreach (IFeature feature in RemovedBy)
{
sw.WriteLine(feature.GenerateRemovedByAttribute(classDefaultApi));
}
// Required on Windows platform: different threads can bind different OpenGL context, which can have different
// entry points
if (ctx.Class == "Gl")
{
sw.WriteLine("[ThreadStatic]");
}
// Delegate field
sw.WriteLine("internal static {0} {1};", ImportName, DelegateName);
}
/// <summary>
/// Generate the command implementation (pinned variant).
/// </summary>
/// <param name="sw">
/// The <see cref="SourceStreamWriter"/> used to write the source code.
/// </param>
/// <param name="ctx">
/// The <see cref="RegistryContext"/> defining the OpenGL registry information.
/// </param>
/// <param name="commandParams">
/// A <see cref="T:List{CommandParameter}"/> determining the method overload.
/// </param>
private void GenerateImplementation_Pinned(SourceStreamWriter sw, RegistryContext ctx, List<CommandParameter> commandParams)
{
// Signature
GenerateImplementation_Signature(sw, ctx, commandParams);
// Implementation block
sw.WriteLine("{");
sw.Indent();
#region Pinned Object Block (Open)
foreach (CommandParameter param in commandParams)
param.WritePinnedVariable(sw, ctx, this);
sw.WriteLine("try {");
sw.Indent();
#endregion
#region Implementation Call
sw.WriteIdentation();
if (HasReturnValue)
sw.Write("return (");
sw.Write("{0}(", GetImplementationName(ctx));
#region Parameters
for (int i = 0; i < commandParams.Count; i++) {
CommandParameter param = commandParams[i];
param.WriteDelegateParam(sw, ctx, this);
if (i != commandParams.Count - 1)
sw.Write(", ");
}
#endregion
sw.Write(")");
if (HasReturnValue)
sw.Write(")");
sw.Write(";");
sw.WriteLine();
#endregion
#region Pinned Object Block (Close)
sw.Unindent();
sw.WriteLine("} finally {");
sw.Indent();
foreach (CommandParameter param in commandParams)
param.WriteUnpinCommand(sw, ctx, this);
sw.Unindent();
sw.WriteLine("}");
#endregion
sw.Unindent();
sw.WriteLine("}");
}
/// <summary>
/// Generate the command implementation signature and the method documentation.
/// </summary>
/// <param name="sw">
/// The <see cref="SourceStreamWriter"/> used to write the source code.
/// </param>
/// <param name="ctx">
/// The <see cref="RegistryContext"/> defining the OpenGL registry information.
/// </param>
/// <param name="commandParams">
/// A <see cref="T:List{CommandParameter}"/> determining the method overload.
/// </param>
private void GenerateImplementation_Signature(SourceStreamWriter sw, RegistryContext ctx, List <CommandParameter> commandParams, string implementationName, string returnType)
{
#if !DEBUG
// Documentation
RegistryDocumentation.GenerateDocumentation(sw, ctx, this, commandParams);
#endif
string classDefaultApi = ctx.Class.ToLower();
if (Aliases.Count > 0)
{
foreach (Command aliasOf in Aliases)
{
sw.WriteLine("[AliasOf(\"{0}\")]", aliasOf.ImportName);
}
}
foreach (IFeature feature in RequiredBy)
{
if (feature.Api != null && feature.Api != classDefaultApi)
{
sw.WriteLine("[RequiredByFeature(\"{0}\", Api = \"{1}\")]", feature.Name, feature.Api);
}
else
{
sw.WriteLine("[RequiredByFeature(\"{0}\")]", feature.Name);
}
}
foreach (IFeature feature in RemovedBy)
{
if (feature.Api != null && feature.Api != classDefaultApi)
{
sw.WriteLine("[RemovedByFeature(\"{0}\", Api = \"{1}\")]", feature.Name, feature.Api);
}
else
{
sw.WriteLine("[RemovedByFeature(\"{0}\")]", feature.Name);
}
}
#region Signature
sw.WriteIdentation();
// Signature
sw.Write("{0} static ", CommandFlagsDatabase.GetCommandVisibility(this));
if (IsUnsafeImplementationSignature(ctx, commandParams))
{
sw.Write("unsafe ");
}
sw.Write("{0} {1}(", returnType, implementationName);
// Signature - Parameters
int paramCount = commandParams.FindAll(delegate(CommandParameter item) { return(!item.IsImplicit(ctx, this)); }).Count;
foreach (CommandParameter param in commandParams)
{
// Skip in signature implicit parameters
if (param.IsImplicit(ctx, this))
{
continue;
}
string paramAttributes = param.GetImplementationTypeAttributes(ctx, this);
string paramModifier = param.GetImplementationTypeModifier(ctx, this);
if (paramAttributes != null)
{
sw.Write("{0} ", paramAttributes);
}
if (paramModifier != null)
{
sw.Write("{0} ", paramModifier);
}
if ((paramCount == 1) && (param.IsManagedArray) && ((Flags & CommandFlags.VariadicParams) != 0))
{
sw.Write("params ");
}
sw.Write("{0} {1}", param.GetImplementationType(ctx, this), param.ImplementationName);
paramCount--;
if (paramCount > 0)
{
sw.Write(", ");
}
}
sw.Write(")");
sw.WriteLine();
#endregion
}
/// <summary>
/// Generate the command implementation (generate one object variant).
/// </summary>
/// <param name="sw">
/// The <see cref="SourceStreamWriter"/> used to write the source code.
/// </param>
/// <param name="ctx">
/// The <see cref="RegistryContext"/> defining the OpenGL registry information.
/// </param>
/// <param name="commandParams">
/// A <see cref="T:List{CommandParameter}"/> determining the method overload.
/// </param>
private void GenerateImplementation_GenOneObject(SourceStreamWriter sw, RegistryContext ctx)
{
List<CommandParameter> commandParams = new List<CommandParameter>();
string implementationName = GetImplementationName(ctx);
if (implementationName.EndsWith("ies"))
implementationName = implementationName.Substring(0, implementationName.Length - 3) + "y";
else if (implementationName.EndsWith("s"))
implementationName = implementationName.Substring(0, implementationName.Length - 1);
foreach (CommandParameter commandParameter in Parameters)
commandParams.Add(new CommandParameterArray(commandParameter, ctx, this));
List<CommandParameterArray> arrayParameters = new List<CommandParameterArray>();
List<CommandParameter> signatureParams = commandParams.FindAll(delegate(CommandParameter item) {
bool compatible = CommandParameterArray.IsCompatible(item, ctx, this);
bool arrayLengthParam = CommandParameterArray.IsArrayLengthParameter(item, ctx, this);
if (compatible)
arrayParameters.Add((CommandParameterArray)item);
return (!compatible && !arrayLengthParam);
});
Debug.Assert(arrayParameters.Count == 1);
CommandParameterArray returnParameter = arrayParameters[0];
string returnParameterType = returnParameter.GetImplementationType(ctx, this);
// Remove []
returnParameterType = returnParameterType.Substring(0, returnParameterType.Length - 2);
// Signature
GenerateImplementation_Signature(sw, ctx, signatureParams, implementationName, returnParameterType);
// Implementation block
sw.WriteLine("{");
sw.Indent();
#region Local Variables
sw.WriteLine("{0}[] {1} = new {0}[1];", returnParameterType, ReturnVariableName);
#endregion
#region Implementation Call
sw.WriteIdentation();
sw.Write("{0}(", GetImplementationName(ctx));
#region Parameters
for (int i = 0; i < commandParams.Count; i++) {
CommandParameter param = commandParams[i];
if (CommandParameterArray.IsArrayLengthParameter(param, ctx, this)) {
continue;
} else if (CommandParameterArray.IsCompatible(param, ctx, this))
sw.Write(ReturnVariableName);
else
param.WriteDelegateParam(sw, ctx, this);
if (i != commandParams.Count - 1)
sw.Write(", ");
}
#endregion
sw.Write(");");
sw.WriteLine();
sw.WriteLine("return ({0}[0]);", ReturnVariableName);
#endregion
sw.Unindent();
sw.WriteLine("}");
}
/// <summary>
/// Generate the command implementation (fixed variant).
/// </summary>
/// <param name="sw">
/// The <see cref="SourceStreamWriter"/> used to write the source code.
/// </param>
/// <param name="ctx">
/// The <see cref="RegistryContext"/> defining the OpenGL registry information.
/// </param>
/// <param name="commandParams">
/// A <see cref="T:List{CommandParameter}"/> determining the method overload.
/// </param>
private void GenerateImplementation_Default(SourceStreamWriter sw, RegistryContext ctx, List <CommandParameter> commandParams)
{
List <Command> aliases = new List <Command>();
Command aliasCommand = this;
// The implementation returned type
string returnType = aliasCommand.GetImplementationReturnType(ctx);
// Is fixed implementation
bool fixedImplementation = IsFixedImplementation(ctx, commandParams);
aliases.Add(this);
aliases.AddRange(Aliases);
// Signature
GenerateImplementation_Signature(sw, ctx, commandParams);
// Implementation block
sw.WriteLine("{");
sw.Indent();
#region Debug Assertions
// Debug assertions
foreach (CommandParameter param in commandParams)
{
param.WriteDebugAssertion(sw, ctx, this);
}
#endregion
#region Local Variables
// Local variable: returned value
if (HasReturnValue)
{
sw.WriteLine("{0} {1};", DelegateReturnType, ReturnVariableName);
sw.WriteLine();
}
#endregion
#region Unsafe Block (Open)
if (fixedImplementation)
{
sw.WriteLine("unsafe {"); // (1)
sw.Indent();
foreach (CommandParameter param in commandParams)
{
param.WriteFixedStatement(sw, ctx, this);
}
sw.WriteLine("{"); // (2)
sw.Indent();
}
#endregion
sw.WriteLine("Debug.Assert(Delegates.{0} != null, \"{0} not implemented\");", aliasCommand.DelegateName);
#region Delegate Call
sw.WriteIdentation();
// Local return value
if (HasReturnValue)
{
sw.Write("{0} = ", ReturnVariableName);
}
sw.Write("Delegates.{0}(", aliasCommand.DelegateName);
#region Parameters
for (int i = 0; i < commandParams.Count; i++)
{
CommandParameter param = commandParams[i];
param.WriteDelegateParam(sw, ctx, this);
if (i != Parameters.Count - 1)
{
sw.Write(", ");
}
}
#endregion
sw.Write(")");
sw.Write(";");
sw.WriteLine();
#endregion
#region Call Log
sw.WriteIdentation(); sw.Write("LogFunction(");
#region Call Log - Format String
sw.Write("\"{0}(", aliasCommand.ImportName);
for (int i = 0; i < commandParams.Count; i++)
{
commandParams[i].WriteCallLogFormatParam(sw, ctx, this, i);
if (i < commandParams.Count - 1)
{
sw.Write(", ");
}
}
sw.Write(")");
if (HasReturnValue)
{
sw.Write(" = {{{0}}}", commandParams.Count);
}
sw.Write("\"");
#endregion
#region Call Log - Format Arguments
if ((commandParams.Count > 0) || HasReturnValue)
{
sw.Write(", ");
for (int i = 0; i < commandParams.Count; i++)
{
commandParams[i].WriteCallLogArgParam(sw, ctx, this);
if (i < commandParams.Count - 1)
{
sw.Write(", ");
}
}
}
// Return value
if (HasReturnValue)
{
if (commandParams.Count > 0)
{
sw.Write(", ");
}
CommandParameter.WriteCallLogArgParam(sw, GetReturnValueExpression(ctx), returnType);
}
#endregion
sw.Write(");");
sw.WriteLine();
#endregion
#region Unsafe Block (Close)
if (fixedImplementation)
{
sw.Unindent();
sw.WriteLine("}"); // (2) CLOSED
sw.Unindent();
sw.WriteLine("}"); // (1) CLOSED
}
#endregion
// Check call errors
if ((Flags & CommandFlags.NoGetError) == 0)
{
string returnValue = "null";
// Optionally pass the returned value to error checking method
if (HasReturnValue)
{
returnValue = ReturnVariableName;
}
sw.WriteLine("DebugCheckErrors({0});", returnValue);
}
// Returns value
if (HasReturnValue)
{
sw.WriteLine();
sw.WriteLine("return ({0});", GetReturnValueExpression(ctx));
}
sw.Unindent();
sw.WriteLine("}");
}
internal void GenerateSource(SourceStreamWriter sw, RegistryContext ctx)
{
if (sw == null)
throw new ArgumentNullException("sw");
if (ctx == null)
throw new ArgumentNullException("ctx");
bool bitmask = Enums.TrueForAll(delegate(Enumerant item) {
Enumerant actualEnumerant = ctx.Registry.GetEnumerant(item.Name);
return (actualEnumerant == null || actualEnumerant.ParentEnumerantBlock.Type == "bitmask");
});
// Collect group enumerants by their value
Dictionary<string, List<Enumerant>> groupEnums = new Dictionary<string, List<Enumerant>>();
// ...include all enums defined in this group
foreach (Enumerant item in Enums) {
Enumerant itemValue = ctx.Registry.GetEnumerant(item.Name);
if (itemValue != null) {
if (!groupEnums.ContainsKey(itemValue.Value))
groupEnums.Add(itemValue.Value, new List<Enumerant>());
groupEnums[itemValue.Value].Add(itemValue);
}
}
// Modify canonical enumeration (value/block/group) definition
CommandFlagsDatabase.EnumerantItem enumerantExtension = CommandFlagsDatabase.FindEnumerant(Name);
if (enumerantExtension != null) {
// ...override group information
if (enumerantExtension.Type != null) {
switch (enumerantExtension.Type) {
case "bitmask":
bitmask = true;
break;
}
}
// ...include all enums to be added by additional configuration
foreach (string addedEnum in enumerantExtension.AddEnumerants) {
Enumerant addedEnumValue = ctx.Registry.GetEnumerant(addedEnum);
if (addedEnumValue != null) {
if (!groupEnums.ContainsKey(addedEnumValue.Value))
groupEnums.Add(addedEnumValue.Value, new List<Enumerant>());
// Note: since specification can be updated while the CommandFlags.xml is not in synch, the specification
// may defined missed enumerant values. In this case do not add enumerant value
if (groupEnums[addedEnumValue.Value].Contains(addedEnumValue) == false)
groupEnums[addedEnumValue.Value].Add(addedEnumValue);
}
}
}
// Make enumerants distinct (discard duplicated enumerants, mainly from extensions _ARB, _EXT, ...)
List<Enumerant> uniqueEnums = new List<Enumerant>();
foreach (KeyValuePair<string, List<Enumerant>> pair in groupEnums) {
if (pair.Value.Count > 1) {
Enumerant shorterNameEnum = null;
foreach (Enumerant item in pair.Value) {
if ((shorterNameEnum == null) || (shorterNameEnum.Name.Length > item.Name.Length))
shorterNameEnum = item;
}
uniqueEnums.Add(shorterNameEnum);
} else
uniqueEnums.Add(pair.Value[0]);
}
sw.WriteLine("/// <summary>");
sw.WriteLine("/// Strongly typed enumeration {0}.", Name);
sw.WriteLine("/// </summary>");
if (bitmask)
sw.WriteLine("[Flags()]");
sw.WriteLine("public enum {0}{1}", Name, bitmask ? " : uint" : String.Empty);
sw.WriteLine("{");
sw.Indent();
foreach (Enumerant enumerant in uniqueEnums) {
List<Enumerant> allEnums = groupEnums[enumerant.Value];
string bindingName = enumerant.EnumAlias == null ? enumerant.ImplementationName : enumerant.EnumAlias.ImplementationName;
string camelCase = SpecificationStyle.GetCamelCase(bindingName);
sw.WriteLine("/// <summary>");
if (allEnums.Count > 1) {
StringBuilder sb = new StringBuilder();
sb.Append("Strongly typed for value ");
for (int i = 0; i < allEnums.Count; i++) {
sb.Append(allEnums[i].Name);
if (i < allEnums.Count - 1)
sb.Append(", ");
}
sb.Append(".");
foreach (string docLine in RegistryDocumentation.SplitDocumentationLines(sb.ToString()))
sw.WriteLine("/// {0}", docLine);
} else
sw.WriteLine("/// Strongly typed for value {0}.", enumerant.Name);
sw.WriteLine("/// </summary>");
sw.WriteLine("{0} = Gl.{1},", camelCase, bindingName);
sw.WriteLine();
}
sw.Unindent();
sw.WriteLine("}");
}
/// <summary>
/// Generate the command import source code.
/// </summary>
/// <param name="sw">
/// The <see cref="SourceStreamWriter"/> used to write the source code.
/// </param>
/// <param name="ctx">
/// The <see cref="RegistryContext"/> defining the OpenGL registry information.
/// </param>
internal void GenerateImport(SourceStreamWriter sw, RegistryContext ctx)
{
// The SuppressUnmanagedCodeSecurity attribute is used to increase P/Invoke performance
sw.WriteLine("[SuppressUnmanagedCodeSecurity()]");
// Import definition
sw.WriteLine("[DllImport(Library, EntryPoint = \"{0}\", ExactSpelling = true)]", ImportName);
// GLboolean is mapped to 'unsigned char': instruct to marshal return value as 1 byte boolean
if (Prototype.Type == "GLboolean")
sw.WriteLine("[return: MarshalAs(UnmanagedType.I1)]");
// BOOL is mapped to 'unsigned int': instruct to marshal return value as 4 byte boolean
if (Prototype.Type == "BOOL")
sw.WriteLine("[return: MarshalAs(UnmanagedType.Bool)]");
// Import declaration
sw.WriteIdentation(); sw.Write("internal extern static ");
if (IsSafeImplementation == false) sw.Write("unsafe ");
sw.Write("{0} {1}(", DelegateReturnType, ImportName);
int paramCount = Parameters.Count;
foreach (CommandParameter param in Parameters) {
sw.Write("{0} {1}", param.ImportType, param.ImportName);
paramCount--;
if (paramCount > 0)
sw.Write(", ");
}
sw.Write(");");
sw.WriteLine();
}
public virtual void WriteFixedStatement(SourceStreamWriter sw, RegistryContext ctx, Command parentCommand)
{
if (IsFixed(ctx, parentCommand) == false)
return;
string dereference = String.Empty;
switch (GetImplementationTypeModifier(ctx, parentCommand)) {
case "out":
case "ref":
dereference = "&";
break;
}
sw.WriteLine("fixed ({0} {1} = {2}{3})", ImportType, FixedLocalVarName, dereference, ImplementationName);
}
/// <summary>
/// Generate the command delegate source code.
/// </summary>
/// <param name="sw">
/// The <see cref="SourceStreamWriter"/> used to write the source code.
/// </param>
/// <param name="ctx">
/// The <see cref="RegistryContext"/> defining the OpenGL registry information.
/// </param>
internal void GenerateDelegate(SourceStreamWriter sw, RegistryContext ctx)
{
if (Aliases.Count > 0) {
sw.WriteLine("[AliasOf(\"{0}\")]", ImportName);
foreach (Command aliasOf in Aliases)
sw.WriteLine("[AliasOf(\"{0}\")]", aliasOf.ImportName);
}
// No sure if it is really necessary
sw.WriteLine("[SuppressUnmanagedCodeSecurity()]");
// Delegate type definition
sw.WriteIdentation(); sw.Write("internal ");
if (IsSafeImplementation == false) sw.Write("unsafe ");
sw.Write("delegate ");
sw.Write("{0} {1}(", DelegateReturnType, ImportName);
int paramCount = Parameters.Count;
foreach (CommandParameter param in Parameters) {
string paramAttributes = param.GetDelegateTypeAttributes(ctx, this);
string paramModifier = param.GetDelegateTypeModifier(ctx, this);
if (paramAttributes != null)
sw.Write("{0} ", paramAttributes);
if (paramModifier != null)
sw.Write("{0} ", paramModifier);
sw.Write("{0} {1}", param.GetDelegateType(ctx, this), param.ImportName);
paramCount--;
if (paramCount > 0)
sw.Write(", ");
}
sw.Write(");");
sw.WriteLine();
// Required on Windows platform: different threads can bind different OpenGL context, which can have different
// entry points
sw.WriteLine("[ThreadStatic]");
// Delegate field
sw.WriteLine("internal static {0} {1};", ImportName, DelegateName);
}
public override void WriteUnpinCommand(SourceStreamWriter sw, RegistryContext ctx, Command parentCommand)
{
if (GetImplementationType(ctx, parentCommand) == "Object")
sw.WriteLine("{0}.Free();", PinnedLocalVarName);
}
/// <summary>
/// Generate the C# source code for this enumerant.
/// </summary>
/// <param name="sw">
/// A <see cref="SourceStreamWriter"/> used for writing the source code.
/// </param>
internal void GenerateSource(SourceStreamWriter sw, RegistryContext ctx)
{
if (sw == null)
throw new ArgumentNullException("sw");
RegistryDocumentation.GenerateDocumentation(sw, ctx, this);
foreach (Enumerant aliasOf in AliasOf)
sw.WriteLine("[AliasOf(\"{0}\")]", aliasOf.Name);
foreach (IFeature feature in RequiredBy)
sw.WriteLine("[RequiredByFeature(\"{0}\")]", feature.Name);
foreach (Enumerant aliasOf in AliasOf) {
foreach (IFeature feature in aliasOf.RequiredBy)
sw.WriteLine("[RequiredByFeature(\"{0}\")]", feature.Name);
}
foreach (IFeature feature in RemovedBy)
sw.WriteLine("[RemovedByFeature(\"{0}\")]", feature.Name);
if (IsDeprecated) {
sw.Write("#if DEBUG && !OPENGL_NET_COMPATIBILITY_PROFILE" + Environment.NewLine);
sw.WriteLine("[Obsolete(\"Deprecated/removed by {0}.\")]", SpecificationStyle.GetHumanToken(RemovedBy[0].Name));
sw.Write("#endif" + Environment.NewLine);
}
sw.WriteLine(Declaration);
}
