examples/opengl/material.py

   1 #!/usr/bin/pyhthon
   2 # coding: utf-8
   3
   4 from OpenGL.GL import *
   5 from . import texture
   6
   7 '''
   8 Material
   9
  10 * 色
  11 '''
  12 class Material(object):
  13     def __init__(self, r, g, b, a):
  14         self.r=r
  15         self.g=g
  16         self.b=b
  17         self.a=a
  18
  19     def begin(self):
  20         glColor4f(self.r, self.g, self.b, self.a)
  21
  22     def end(self):
  23         pass
  24
  25     def onInitialize(self):
  26         pass
  27
  28     @staticmethod
  29     def create(src):
  30         m=material.Material(*src.col)
  31         return m
  32
  33
  34 '''
  35 Material
  36
  37 * 色
  38 * テクスチャー
  39 '''
  40 class MQOMaterial(object):
  41     def __init__(self):
  42         self.rgba=(1, 1, 1, 1)
  43         self.vcol=False
  44         self.texture=None
  45
  46     def __enter__(self):
  47         self.begin()
  48
  49     def __exit__(self):
  50         self.end()
  51
  52     def begin(self):
  53         glColor4f(*self.rgba)
  54         if self.texture:
  55             self.texture.begin()
  56
  57         # backface culling
  58         glEnable(GL_CULL_FACE)
  59         glFrontFace(GL_CW)
  60         glCullFace(GL_BACK)
  61         # alpha test
  62         glEnable(GL_ALPHA_TEST);
  63         glAlphaFunc(GL_GREATER, 0.5);
  64
  65     def end(self):
  66         if self.texture:
  67             self.texture.end()
  68
  69     def onInitialize(self):
  70         pass
  71         #if self.texture:
  72         #    self.texture.onInitialize()
  73