import pygame
from pygame.locals import *
import gamedata
import gametimer
import video
import shader
import inputs
from OpenGL.GL import *


def init2d():
	init(videoinit=video.init2d)
	
def init3d():
	init(videoinit=video.init3d)
	
def init(videoinit):
	pygame.init()

	size = width, height = (1600,1200)
	size = width, height = (1024,768)

	video.set_res(size)
	videoinit()
	video.enable_vsync()

def test_frame():
	from PIL import Image

	# pink triangle
	glBegin(GL_TRIANGLE_STRIP)
	glNormal3f(0.0, 0.0, 1.0)
	glColor4f(1.0, 0.0, 0.5, 1.0)
	glVertex3f(  20.0,  50.0,  1.0)
	glVertex3f(  20.0, 600.0,  1.0)
	glVertex3f( 400.0,  50.0,  1.0)
	glEnd()

	# yellow square
	glBegin(GL_TRIANGLE_STRIP)
	glNormal3f(0.0, 0.0, 1.0)
	glColor4f(1.0, 1.0, 0.0, 1.0)
	glVertex3f( 150.0,  20.0, -50.0)
	glVertex3f( 150.0, 400.0, -50.0)
	glVertex3f( 360.0,  20.0, -50.0)
	glVertex3f( 360.0, 400.0, -50.0)
	glEnd()

	# texture test
	glBegin(GL_TRIANGLE_STRIP)
	glNormal3f(0.0, 0.0, 1.0)
	glColor4f(1.0, 1.0, 1.0, 1.0)
	glVertex3f( 500.0, 300.0,  5.0)
	glVertex3f( 500.0, 500.0,  5.0)
	glVertex3f( 700.0, 300.0,  5.0)
	glVertex3f( 700.0, 500.0,  5.0)
	glEnd()

	
def main():
	gametimer.start_loop()
	while True:
		events = pygame.event.get()
		gametimer.next_frame()
		pygame.event.pump()
		for ev in events:
			if ev.type == QUIT:
				inputs.add_command('exit')
				break
			elif ev.type == KEYUP:
				inputs.keyup(ev.key)
			elif ev.type == KEYDOWN:
				inputs.keydown(ev.key)
			#elif ev.type == VIDEOEXPOSE:
			#	video.force_redraw()
			elif ev.type in (MOUSEBUTTONDOWN, MOUSEBUTTONUP):
				pass
		
		if 'exit' in inputs.commands:
			break
		
		video.predraw()

		test_frame()		
		
		video.next_frame()