/**
 * @brief
 */
void GL_SetDefaultState (void)
{
	qglCullFace(GL_FRONT);
	qglEnable(GL_TEXTURE_2D);

	qglEnable(GL_ALPHA_TEST);
	qglAlphaFunc(GL_GREATER, 0.1f);
	gl_state.alpha_test = qtrue;

	qglDisable(GL_DEPTH_TEST);
	qglDisable(GL_CULL_FACE);
	qglDisable(GL_BLEND);
	gl_state.blend = qfalse;

	qglColor4f(1.0f, 1.0f, 1.0f, 1.0f);
	qglClearColor(0, 0, 0, 0);

	qglPolygonMode(GL_FRONT_AND_BACK, GL_FILL);

	GL_TextureMode(gl_texturemode->string);
	GL_TextureAlphaMode(gl_texturealphamode->string);
	GL_TextureSolidMode(gl_texturesolidmode->string);

	qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, gl_filter_min);
	qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, gl_filter_max);

	qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
	qglTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);

	qglBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);

	GL_TexEnv(GL_REPLACE);

	if (qglPointParameterfEXT) {
		float attenuations[3];

		attenuations[0] = gl_particle_att_a->value;
		attenuations[1] = gl_particle_att_b->value;
		attenuations[2] = gl_particle_att_c->value;

		qglEnable(GL_POINT_SMOOTH);
		qglPointParameterfEXT(GL_POINT_SIZE_MIN_EXT, gl_particle_min_size->value);
		qglPointParameterfEXT(GL_POINT_SIZE_MAX_EXT, gl_particle_max_size->value);
		qglPointParameterfvEXT(GL_DISTANCE_ATTENUATION_EXT, attenuations);
	}

	GL_UpdateSwapInterval();

	/* doesn't really belong here... but works fine */
	vid.rx = (float) vid.width / VID_NORM_WIDTH;
	vid.ry = (float) vid.height / VID_NORM_HEIGHT;
}