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love / src / modules / graphics / opengl / GLES.h

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/**
 * Copyright (c) 2006-2012 LOVE Development Team
 *
 * This software is provided 'as-is', without any express or implied
 * warranty.  In no event will the authors be held liable for any damages
 * arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you must not
 *    claim that you wrote the original software. If you use this software
 *    in a product, an acknowledgment in the product documentation would be
 *    appreciated but is not required.
 * 2. Altered source versions must be plainly marked as such, and must not be
 *    misrepresented as being the original software.
 * 3. This notice may not be removed or altered from any source distribution.
 **/

#ifndef LOVE_GRAPHICS_OPENGL_GLES_H
#define LOVE_GRAPHICS_OPENGL_GLES_H

#ifdef HAVE_GLES

extern "C"
{

// Matrix modes
#define GL_MODELVIEW 5888
#define GL_PROJECTION 5889

// Attribute bits
#define GL_VIEWPORT_BIT 0
#define GL_TRANSFORM_BIT 1

// Tex env modes
#define GL_MODULATE 0
#define GL_COMBINE 1

// Name tweaks
#define glOrtho glOrthof

void glesGetTexEnvModeiv(int* params);
void glesTexEnvModei(int mode);

void glesGetColorfv(float* params);

void glColor4fv(const float* v);
void glColor4f(float red, float green, float blue, float alpha);
void glColor4ubv(const unsigned char* v);

void glesGetMatrixfv(float* params);

void glMatrixMode(int mode);

void glLoadIdentity(void);

void glPushMatrix(void);
void glPopMatrix(void);

void glMultMatrixf(const float* m);

void glTranslatef(float x, float y, float z);
void glScalef(float x, float y, float z);
void glRotatef(float angle, float x, float y, float z);

void glOrthof(float left, float right, float bottom, float top, float near, float far);

void glPushAttrib(unsigned int mask);
void glPopAttrib(void);

// Takes 2D vertex and texture coordinates in order TL BL BR TR
// Assumes texture is already bound
void glesDrawQuad(int vstride, const float* vdata, int tstride, const float* tdata);

}

#endif // HAVE_GLES

#endif // LOVE_GRAPHICS_OPENGL_GLES_H