//
// Book:      OpenGL(R) ES 2.0 Programming Guide
// Authors:   Aaftab Munshi, Dan Ginsburg, Dave Shreiner
// ISBN-10:   0321502795
// ISBN-13:   9780321502797
// Publisher: Addison-Wesley Professional
// URLs:      http://safari.informit.com/9780321563835
//            http://www.opengles-book.com
//

/*
 * (c) 2009 Aaftab Munshi, Dan Ginsburg, Dave Shreiner
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */

#ifndef ESSHADER_H
#define ESSHADER_H

///
//  Includes
//
#include <GLES2/gl2.h>
#include <EGL/egl.h>

#ifdef __cplusplus
extern "C" {
#endif

#define ESUTIL_API

//
///
/// \brief Load a shader, check for compile errors, print error messages to output log
/// \param type Type of shader (GL_VERTEX_SHADER or GL_FRAGMENT_SHADER)
/// \param shaderSrc Shader source string
/// \return A new shader object on success, 0 on failure
//
GLuint ESUTIL_API esLoadShader ( GLenum type, const char *shaderSrc );

//
///
/// \brief Load a vertex and fragment shader, create a program object, link program.
///        Errors output to log.
/// \param vertShaderSrc Vertex shader source code
/// \param fragShaderSrc Fragment shader source code
/// \return A new program object linked with the vertex/fragment shader pair, 0 on failure
//
GLuint ESUTIL_API esLoadProgram ( const char *vertShaderSrc, const char *fragShaderSrc );

#ifdef __cplusplus
}
#endif

#endif // ESSHAPES_H