def rect(rectstyle, color, width=0, alpha=255.0):
"""Draw a rect <- return None
"""
x, y, w, h = rectstyle
points = [[x, y], [x+w, y], [x+w, y+h], [x, y+h]]
points = flip_points(points)
offset = window.get_size()[1]
if not width:
polygon(points, color, aa=False, alpha=alpha)
else:
lines(points, color, width=width, aa=False, alpha=alpha, closed=1)
def __init__(self, filename, filters=[FILTER]):
"""Load an image for drawing. <- return None
"""
#load pygame image
if type("") is type(filename):
image = pygame.image.load(filename)
else:
image = filename
self.image = image
texSize=glGetIntegerv ( GL_MAX_TEXTURE_SIZE)
oldH= image.get_height()
oldW= image.get_width()
image2=resize(image,texSize)
newH= image2.get_height()
newW= image2.get_width()
fracH=oldH/float(newH)
fracW=oldW/float(newW)
#convert to GL texture
self.texture = Texture(image2, filters)
#image dimensions
self.width = self.w = image.get_width()
self.height = self.h = image.get_height()
self.size = image.get_size()
self.win_size = window.get_size()
#image mods
self.rotation = 0
self.scalar = 1.0
self.color = [1.0, 1.0, 1.0, 1.0]
self.ox, self.oy = self.image.get_width()/2, self.image.get_height()/2
#crazy gl stuff :)
self.dl = glGenLists(1)
glNewList(self.dl, GL_COMPILE)
glBindTexture(GL_TEXTURE_2D, self.texture)
glBegin(GL_QUADS)
glTexCoord2f(0, 1-fracH); glVertex3f(-self.width/2.0,-self.height/2.0,0)
glTexCoord2f(fracW, 1-fracH); glVertex3f( self.width/2.0,-self.height/2.0,0)
glTexCoord2f(fracW, 1.0); glVertex3f( self.width/2.0, self.height/2.0,0)
glTexCoord2f(0, 1.0); glVertex3f(-self.width/2.0, self.height/2.0,0)
glEnd()
glEndList()
def line(point1, point2, color, width=1, aa=True, alpha=255.0):
"""Draw a line from point1 to point2 <- return None
"""
glLineWidth(width)
if aa:
glEnable(GL_LINE_SMOOTH)
glDisable(GL_TEXTURE_2D)
glColor4f(color[0]/255.0, color[1]/255.0, color[2]/255.0, alpha/255.0)
glBegin(GL_LINE_STRIP)
offset = window.get_size()[1]
glVertex3f(point1[0], offset - point1[1], 0)
glVertex3f(point2[0], offset - point2[1], 0)
glEnd()
glColor3f(1.0,1.0,1.0)
glEnable(GL_TEXTURE_2D)
def polygon(points, color, aa=True, alpha=255.0):
"""Draw a filled polygon <- return None
"""
glDisable(GL_TEXTURE_2D)
if aa:
glEnable(GL_POLYGON_SMOOTH)
glBegin(GL_POLYGON)
glColor4f(color[0]/255.0, color[1]/255.0, color[2]/255.0, alpha/255.0)
offset = window.get_size()[1]
points = flip_points(points)
for p in points:
glVertex3f(p[0], offset - p[1], 0)
glEnd()
glColor3f(1.0,1.0,1.0)
glDisable(GL_POLYGON_SMOOTH)
glEnable(GL_TEXTURE_2D)
def lines(points, color, width=1, aa=True, closed=0, alpha=255.0):
"""Draws a series of lines <- return None
"""
glLineWidth(width)
if aa:
glEnable(GL_LINE_SMOOTH)
glDisable(GL_TEXTURE_2D)
glBegin(GL_LINE_STRIP)
glColor4f(color[0]/255.0, color[1]/255.0, color[2]/255.0, alpha/255.0)
offset = window.get_size()[1]
points = flip_points(points)
for p in points:
glVertex3f(p[0], offset - p[1], 0)
if closed:
glVertex3f(points[0][0], offset - points[0][1], 0)
glEnd()
glColor3f(1.0,1.0,1.0)
glDisable(GL_LINE_SMOOTH)
glEnable(GL_TEXTURE_2D)
