void HLSLGenerator::OutputStatements(int indent, HLSLStatement* statement)
{
while (statement != NULL)
{
if (statement->nodeType == HLSLNodeType_Declaration)
{
HLSLDeclaration* declaration = static_cast<HLSLDeclaration*>(statement);
m_writer.BeginLine(indent, declaration->fileName, declaration->line);
OutputDeclaration(declaration);
m_writer.EndLine(";");
}
else if (statement->nodeType == HLSLNodeType_Struct)
{
HLSLStruct* structure = static_cast<HLSLStruct*>(statement);
m_writer.WriteLine(indent, "struct %s {", structure->name);
HLSLStructField* field = structure->field;
while (field != NULL)
{
m_writer.BeginLine(indent + 1, field->fileName, field->line);
OutputDeclaration(field->type, field->name, field->semantic);
m_writer.Write(";");
m_writer.EndLine();
field = field->nextField;
}
m_writer.WriteLine(indent, "};");
}
else if (statement->nodeType == HLSLNodeType_Buffer)
{
HLSLBuffer* buffer = static_cast<HLSLBuffer*>(statement);
HLSLBufferField* field = buffer->field;
if (!m_legacy)
{
m_writer.BeginLine(indent, buffer->fileName, buffer->line);
m_writer.Write("cbuffer %s", buffer->name);
if (buffer->registerName != NULL)
{
m_writer.Write(" : register(%s)", buffer->registerName);
}
m_writer.EndLine(" {");
}
while (field != NULL)
{
m_writer.BeginLine(indent + 1, field->fileName, field->line);
OutputDeclaration(field->type, field->name);
m_writer.Write(";");
m_writer.EndLine();
field = field->nextField;
}
if (!m_legacy)
{
m_writer.WriteLine(indent, "};");
}
}
else if (statement->nodeType == HLSLNodeType_Function)
{
HLSLFunction* function = static_cast<HLSLFunction*>(statement);
// Use an alternate name for the function which is supposed to be entry point
// so that we can supply our own function which will be the actual entry point.
const char* functionName = function->name;
const char* returnTypeName = GetTypeName(function->returnType);
m_writer.BeginLine(indent, function->fileName, function->line);
m_writer.Write("%s %s(", returnTypeName, functionName);
OutputArguments(function->argument);
if (function->semantic != NULL)
{
m_writer.Write(") : %s {", function->semantic);
}
else
{
m_writer.Write(") {");
}
m_writer.EndLine();
OutputStatements(indent + 1, function->statement);
m_writer.WriteLine(indent, "};");
}
else if (statement->nodeType == HLSLNodeType_ExpressionStatement)
{
HLSLExpressionStatement* expressionStatement = static_cast<HLSLExpressionStatement*>(statement);
m_writer.BeginLine(indent, statement->fileName, statement->line);
OutputExpression(expressionStatement->expression);
m_writer.EndLine(";");
}
else if (statement->nodeType == HLSLNodeType_ReturnStatement)
{
HLSLReturnStatement* returnStatement = static_cast<HLSLReturnStatement*>(statement);
if (returnStatement->expression != NULL)
{
m_writer.BeginLine(indent, returnStatement->fileName, returnStatement->line);
m_writer.Write("return ");
OutputExpression(returnStatement->expression);
m_writer.EndLine(";");
}
else
{
m_writer.WriteLine(indent, returnStatement->fileName, returnStatement->line, "return;");
}
}
else if (statement->nodeType == HLSLNodeType_DiscardStatement)
{
HLSLDiscardStatement* discardStatement = static_cast<HLSLDiscardStatement*>(statement);
m_writer.WriteLine(indent, discardStatement->fileName, discardStatement->line, "discard;");
}
else if (statement->nodeType == HLSLNodeType_BreakStatement)
{
HLSLBreakStatement* breakStatement = static_cast<HLSLBreakStatement*>(statement);
m_writer.WriteLine(indent, breakStatement->fileName, breakStatement->line, "break;");
}
else if (statement->nodeType == HLSLNodeType_ContinueStatement)
{
HLSLContinueStatement* continueStatement = static_cast<HLSLContinueStatement*>(statement);
m_writer.WriteLine(indent, continueStatement->fileName, continueStatement->line, "continue;");
}
else if (statement->nodeType == HLSLNodeType_IfStatement)
{
HLSLIfStatement* ifStatement = static_cast<HLSLIfStatement*>(statement);
m_writer.BeginLine(indent, ifStatement->fileName, ifStatement->line);
m_writer.Write("if (");
OutputExpression(ifStatement->condition);
m_writer.Write(") {");
m_writer.EndLine();
OutputStatements(indent + 1, ifStatement->statement);
m_writer.WriteLine(indent, "}");
if (ifStatement->elseStatement != NULL)
{
m_writer.WriteLine(indent, "else {");
OutputStatements(indent + 1, ifStatement->elseStatement);
m_writer.WriteLine(indent, "}");
}
}
else if (statement->nodeType == HLSLNodeType_ForStatement)
{
HLSLForStatement* forStatement = static_cast<HLSLForStatement*>(statement);
m_writer.BeginLine(indent, forStatement->fileName, forStatement->line);
m_writer.Write("for (");
OutputDeclaration(forStatement->initialization);
m_writer.Write("; ");
OutputExpression(forStatement->condition);
m_writer.Write("; ");
OutputExpression(forStatement->increment);
m_writer.Write(") {");
m_writer.EndLine();
OutputStatements(indent + 1, forStatement->statement);
m_writer.WriteLine(indent, "}");
}
else
{
// Unhanded statement type.
ASSERT(0);
}
statement = statement->nextStatement;
}
}
//================================================================
// Name: OutputEvent
// Class: DocFileOutput
//
// Description: This function is normally overriden by a subclass.
// The subclass's OutputEvent will call this function
// when its done with its own version.
//
// Parameters: Event *ev -- The event to output
//
// Returns: None
//
//================================================================
void DocFileOutput::OutputEvent(Event *ev)
{
OutputArguments(ev);
eventCount++;
}