/*-------------------------------------------------------------------------
 * drawElements Quality Program Random Shader Generator
 * ----------------------------------------------------
 *
 * Copyright 2014 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 *//*!
 * \file
 * \brief Generator state.
 *//*--------------------------------------------------------------------*/

#include "rsgGeneratorState.hpp"
#include "rsgVariableManager.hpp"
#include "rsgVariableType.hpp"

namespace rsg
{

GeneratorState::GeneratorState (const ProgramParameters& programParams, de::Random& random)
	: m_programParams			(programParams)
	, m_random					(random)
	, m_shaderParams			(DE_NULL)
	, m_shader					(DE_NULL)
	, m_varManager				(DE_NULL)
	, m_statementStack			(DE_NULL)
	, m_expressionDepth			(0)
{
	m_exprFlagStack.push_back(0);
	m_precedenceStack.push_back(PRECEDENCE_MAX);
}

GeneratorState::~GeneratorState (void)
{
}

void GeneratorState::setShader (const ShaderParameters& shaderParams, Shader& shader)
{
	m_shaderParams		= &shaderParams;
	m_shader			= &shader;
}

} // rsg