Example #1
0
 def test_create_quad_rgba_values(self):
     v, i = geometry.create_quad(rgba=((0.1,0.2,0.3,0.4),(0.5,0.6,0.7,0.8),(0.9,1.0,1.1,1.2),(1.3,1.4,1.5,1.6)))
     expected_v = np.array([
         [ 0.5, 0.5, 0., .1, .2, .3, .4],
         [-0.5, 0.5, 0., .5, .6, .7, .8],
         [-0.5,-0.5, 0., .9, 1., 1.1, 1.2],
         [ 0.5,-0.5, 0., 1.3, 1.4, 1.5, 1.6],
     ])
     expected_i = np.array([0,1,2,0,2,3])
     self.assertTrue(np.allclose(v, expected_v), (v,))
     self.assertTrue(np.array_equal(i, expected_i))
Example #2
0
 def test_create_quad_rgba(self):
     v, i = geometry.create_quad(rgba=True)
     expected_v = np.array([
         [ 0.5, 0.5, 0., 1., 1., 1., 1.],
         [-0.5, 0.5, 0., 1., 1., 1., 1.],
         [-0.5,-0.5, 0., 1., 1., 1., 1.],
         [ 0.5,-0.5, 0., 1., 1., 1., 1.],
     ])
     expected_i = np.array([0,1,2,0,2,3])
     self.assertTrue(np.allclose(v, expected_v), (v,))
     self.assertTrue(np.array_equal(i, expected_i))
Example #3
0
 def test_create_quad_scale(self):
     v, i = geometry.create_quad((2.0,0.5))
     expected_v = np.array([
         [ 1., 0.25, 0.],
         [-1., 0.25, 0.],
         [-1.,-0.25, 0.],
         [ 1.,-0.25, 0.],
     ])
     expected_i = np.array([0,1,2,0,2,3])
     self.assertTrue(np.allclose(v, expected_v), (v,))
     self.assertTrue(np.array_equal(i, expected_i))
Example #4
0
 def test_create_quad_st_values(self):
     v, i = geometry.create_quad(st=((0.1,0.2),(0.3,0.4)))
     expected_v = np.array([
         [ 0.5, 0.5, 0., 0.3, 0.4],
         [-0.5, 0.5, 0., 0.1, 0.4],
         [-0.5,-0.5, 0., 0.1, 0.2],
         [ 0.5,-0.5, 0., 0.3, 0.2],
     ])
     expected_i = np.array([0,1,2,0,2,3])
     self.assertTrue(np.allclose(v, expected_v), (v,))
     self.assertTrue(np.array_equal(i, expected_i))
import textwrap

import numpy
from OpenGL import GL

from pygly.shader import Shader, VertexShader, FragmentShader, ShaderProgram
from pygly.vertex_buffer import VertexBuffer, BufferAttributes, GenericAttribute, VertexAttribute, TextureCoordAttribute
from pygly.vertex_array import VertexArray
from pyrr import geometry


vertices, indices = geometry.create_quad(scale=(5.0,5.0), st=True, dtype='float32')
vertices = vertices[indices]
vertices.dtype = [
    ('position',        'float32',  (3,)),
    ('texture_coord',   'float32',  (2,)),
]


def create( core_profile = True ):
    if core_profile:
        return CoreQuad()
    else:
        return LegacyQuad()


class CoreQuad( object ):

    vertex_shader = textwrap.dedent( """
        #version 150