void shadertex_do(float sceneTime, int shaderval)
{
	float resolution[2] = {XRES,YRES};
	float time[1] = {sceneTime};
	oglUseProgram(shaderval);
	oglUniform2fv(oglGetUniformLocation(shaderval, "resolution" ),1,resolution);
	oglUniform1fv( oglGetUniformLocation( shaderval, "time" ),  1, time );
	draw_quad(quad,XRES,YRES,true);
	oglUseProgram(0 );
}