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/** * @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;}