ogl_test.cpp

/* --------------------------------------------------------------------
EXTREME TUXRACER

Copyright (C) 1999-2001 Jasmin F. Patry (Tuxracer)
Copyright (C) 2010 Extreme Tuxracer Team

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
---------------------------------------------------------------------*/

#include "ogl_test.h"
#include "ogl.h"
#include "font.h"
#include "env.h"

static float tedef_amb[]  = {0.45, 0.53, 0.75, 1.0};    
static float tedef_diff[] = {1.0, 0.9, 1.0, 1.0};    
static float tedef_spec[] = {0.6, 0.6, 0.6, 1.0};    
static float tedef_pos[]  = {1, 2, 2, 0.0};    
static TLight testlight;


void InitTestLight () {
	testlight.is_on = true;
	for (int i=0; i<4; i++) { 
		testlight.ambient[i]  = tedef_amb[i];
		testlight.diffuse[i]  = tedef_diff[i];
		testlight.specular[i] = tedef_spec[i];
 		testlight.position[i] = tedef_pos[i];
	}
}

void SetTestLight () {
	glLightfv (GL_LIGHT0, GL_POSITION, testlight.position);
	glLightfv (GL_LIGHT0, GL_AMBIENT, testlight.ambient);
	glLightfv (GL_LIGHT0, GL_DIFFUSE, testlight.diffuse);
	glLightfv (GL_LIGHT0, GL_SPECULAR, testlight.specular);
	glEnable  (GL_LIGHT0);
	glEnable  (GL_LIGHTING);
}


void TestKeys (unsigned int key, bool /*special*/, bool release, int /*x*/, int /*y*/) {
	if (release) return;
	switch (key) {
		case SDLK_ESCAPE: Winsys.Quit (); break;
	}
}

void TestMouse (int /*button*/, int /*state*/, int /*x*/, int /*y*/) {
}

void TestMotion (int /*x*/, int /*y*/) {
}

void TestInit (void) {
	InitTestLight ();
	Winsys.KeyRepeat (true);
 	g_game.loopdelay = 1;
}

void TestLoop (double /*timestep*/) {
	check_gl_error();

	// ------------- 3d scenery ---------------------------------------
	set_gl_options (TUX);
	ClearRenderContext (colDDBackgr);

	glLoadIdentity ();
	glPushMatrix ();
 	SetTestLight ();

/*
	glTranslatef (xposition, yposition, zposition);	
	glRotatef (xrotation, 1, 0, 0);
	glRotatef (yrotation, 0, 1, 0);
	glRotatef (zrotation, 0, 0, 1);
*/
	glPopMatrix ();

	// --------------- 2d screen --------------------------------------
	SetupGuiDisplay ();
	set_gl_options (TEXFONT);
	FT.SetFont ("bold");
	FT.SetSize (24);
	FT.SetColor (colWhite);
	FT.DrawString (CENTER, 10, "Test screen");
	Reshape (param.x_resolution, param.y_resolution);
	Winsys.SwapBuffers ();
} 

void TestTerm () {}



void RegisterTestFuncs () {
	Winsys.SetModeFuncs (OGLTEST, TestInit, TestLoop, TestTerm,
 		TestKeys, TestMouse, TestMotion, NULL, NULL, NULL);
}