Method translateWhileStatement

src/GLSLCompiler.cpp:1497–1527

	}

	void GLSLCompiler::translateWhileStatement(glsl::astWhileStatement *statement) {
		m_exportLine(statement);
		
		size_t rewind_adr = m_gen.Function.GetCurrentAddress();

		m_breaks.push(std::vector<size_t>());
		m_continueAddr.push(rewind_adr);

		switch (statement->condition->type) {
		case glsl::astStatement::kDeclaration:
			translateDeclarationStatement((glsl::astDeclarationStatement*)statement->condition);
			break;
		case glsl::astStatement::kExpression:
			translateExpressionStatement((glsl::astExpressionStatement*)statement->condition);
			break;
		}
		size_t while_if_ref = m_gen.Function.If();

		translateStatement(statement->body);
		size_t rewind_ref = m_gen.Function.Goto();

		// goto points to the if statement, if statement points to the command after goto
		m_gen.Function.SetAddress(rewind_ref, rewind_adr);
		m_gen.Function.SetAddress(while_if_ref, m_gen.Function.GetCurrentAddress());
		
		for (size_t i = 0; i < m_breaks.top().size(); i++)
			m_gen.Function.SetAddress(m_breaks.top()[i], m_gen.Function.GetCurrentAddress());

		m_continueAddr.pop();
		m_breaks.pop();
	}

	void GLSLCompiler::translateDoStatement(glsl::astDoStatement *statement) {
		m_exportLine(statement);