def drawSelf(self):
with gl.glPushMatrix(GL.GL_MODELVIEW):
GL.glLoadIdentity()
with gl.glPushMatrix(GL.GL_PROJECTION):
GL.glLoadIdentity()
with gl.glPushClientAttrib(GL.GL_CLIENT_VERTEX_ARRAY_BIT):
GL.glClear(GL.GL_COLOR_BUFFER_BIT)
GL.glEnableClientState(GL.GL_COLOR_ARRAY)
quad = numpy.array([-1, -1, -1, 1, 1, 1, 1, -1],
dtype='float32')
colors = numpy.array([
0x48,
0x49,
0xBA,
0xff,
0x8a,
0xaf,
0xff,
0xff,
0x8a,
0xaf,
0xff,
0xff,
0x48,
0x49,
0xBA,
0xff,
],
dtype='uint8')
with gl.glPushAttrib(GL.GL_DEPTH_BUFFER_BIT):
GL.glDepthMask(False)
GL.glVertexPointer(2, GL.GL_FLOAT, 0, quad)
GL.glColorPointer(4, GL.GL_UNSIGNED_BYTE, 0, colors)
GL.glDrawArrays(GL.GL_QUADS, 0, 4)
def drawSelf(self):
with gl.glPushMatrix(GL.GL_MODELVIEW):
GL.glLoadIdentity()
with gl.glPushMatrix(GL.GL_PROJECTION):
GL.glLoadIdentity()
with gl.glPushClientAttrib(GL.GL_CLIENT_VERTEX_ARRAY_BIT):
GL.glClear(GL.GL_COLOR_BUFFER_BIT)
GL.glEnableClientState(GL.GL_COLOR_ARRAY)
quad = numpy.array([-1, -1, -1, 1, 1, 1, 1, -1], dtype='float32')
colors = numpy.array([0x48, 0x49, 0xBA, 0xff,
0x8a, 0xaf, 0xff, 0xff,
0x8a, 0xaf, 0xff, 0xff,
0x48, 0x49, 0xBA, 0xff, ], dtype='uint8')
with gl.glPushAttrib(GL.GL_DEPTH_BUFFER_BIT):
GL.glDepthMask(False)
GL.glVertexPointer(2, GL.GL_FLOAT, 0, quad)
GL.glColorPointer(4, GL.GL_UNSIGNED_BYTE, 0, colors)
GL.glDrawArrays(GL.GL_QUADS, 0, 4)
def drawSelf(self):
with gl.glPushAttrib(GL.GL_FOG_BIT | GL.GL_ENABLE_BIT):
with gl.glPushClientAttrib(GL.GL_CLIENT_VERTEX_ARRAY_BIT):
GL.glDisable(GL.GL_FOG)
GL.glEnable(GL.GL_BLEND)
GL.glEnable(GL.GL_POLYGON_OFFSET_FILL)
GL.glPolygonOffset(DepthOffset.ChunkMarkers, DepthOffset.ChunkMarkers)
GL.glEnable(GL.GL_DEPTH_TEST)
GL.glEnableClientState(GL.GL_TEXTURE_COORD_ARRAY)
GL.glEnable(GL.GL_TEXTURE_2D)
GL.glColor(1.0, 1.0, 1.0, 1.0)
self.floorTexture.bind()
for vertexArray in self.sceneNode.createVertexArrays():
GL.glVertexPointer(3, GL.GL_FLOAT, 0, vertexArray.ravel())
# chunkPositions *= 8
GL.glTexCoordPointer(2, GL.GL_FLOAT, 0, (vertexArray[..., (0, 2)] / 32).ravel())
GL.glDrawArrays(GL.GL_QUADS, 0, len(vertexArray) * 4)
def drawSelf(self):
with gl.glPushAttrib(GL.GL_FOG_BIT | GL.GL_ENABLE_BIT):
with gl.glPushClientAttrib(GL.GL_CLIENT_VERTEX_ARRAY_BIT):
GL.glDisable(GL.GL_FOG)
GL.glEnable(GL.GL_BLEND)
GL.glEnable(GL.GL_POLYGON_OFFSET_FILL)
GL.glPolygonOffset(DepthOffset.ChunkMarkers,
DepthOffset.ChunkMarkers)
GL.glEnable(GL.GL_DEPTH_TEST)
GL.glEnableClientState(GL.GL_TEXTURE_COORD_ARRAY)
GL.glEnable(GL.GL_TEXTURE_2D)
GL.glColor(1.0, 1.0, 1.0, 1.0)
self.floorTexture.bind()
for vertexArray in self.sceneNode.createVertexArrays():
GL.glVertexPointer(3, GL.GL_FLOAT, 0, vertexArray.ravel())
# chunkPositions *= 8
GL.glTexCoordPointer(2, GL.GL_FLOAT, 0,
(vertexArray[...,
(0, 2)] / 32).ravel())
GL.glDrawArrays(GL.GL_QUADS, 0, len(vertexArray) * 4)
def drawBox(box, cubeType=GL.GL_QUADS, texture=None, textureVertices=None, selectionBox=False):
""" pass a different cubeType e.g. GL_LINE_STRIP for wireframes """
x, y, z, = box.origin
x2, y2, z2 = box.maximum
dx, dy, dz = x2 - x, y2 - y, z2 - z
cubeVertices = numpy.array(
(
x, y, z,
x, y2, z,
x2, y2, z,
x2, y, z,
x2, y, z2,
x2, y2, z2,
x, y2, z2,
x, y, z2,
x2, y, z2,
x, y, z2,
x, y, z,
x2, y, z,
x2, y2, z,
x, y2, z,
x, y2, z2,
x2, y2, z2,
x, y2, z2,
x, y2, z,
x, y, z,
x, y, z2,
x2, y, z2,
x2, y, z,
x2, y2, z,
x2, y2, z2,
), dtype='f4')
if textureVertices is None and texture is not None:
textureVertices = numpy.array(
(
0, -dy * 16,
0, 0,
dx * 16, 0,
dx * 16, -dy * 16,
dx * 16, -dy * 16,
dx * 16, 0,
0, 0,
0, -dy * 16,
dx * 16, -dz * 16,
0, -dz * 16,
0, 0,
dx * 16, 0,
dx * 16, 0,
0, 0,
0, -dz * 16,
dx * 16, -dz * 16,
dz * 16, 0,
0, 0,
0, -dy * 16,
dz * 16, -dy * 16,
dz * 16, -dy * 16,
0, -dy * 16,
0, 0,
dz * 16, 0,
), dtype='f4')
textureVertices.shape = (6, 4, 2)
if selectionBox:
textureVertices[0:2] += (16 * (x & 15), 16 * (y2 & 15))
textureVertices[2:4] += (16 * (x & 15), -16 * (z & 15))
textureVertices[4:6] += (16 * (z & 15), 16 * (y2 & 15))
textureVertices[:] += 0.5
with gl.glPushClientAttrib(GL.GL_CLIENT_VERTEX_ARRAY_BIT):
with gl.glPushAttrib(GL.GL_TEXTURE_BIT):
GL.glVertexPointer(3, GL.GL_FLOAT, 0, cubeVertices)
if texture is not None:
GL.glEnable(GL.GL_TEXTURE_2D)
GL.glEnableClientState(GL.GL_TEXTURE_COORD_ARRAY)
texture.bind()
GL.glTexCoordPointer(2, GL.GL_FLOAT, 0, textureVertices),
with gl.glPushAttrib(GL.GL_POLYGON_BIT):
GL.glEnable(GL.GL_POLYGON_OFFSET_FILL)
GL.glEnable(GL.GL_POLYGON_OFFSET_LINE)
GL.glDrawArrays(cubeType, 0, 24)
def drawBox(box,
cubeType=GL.GL_QUADS,
texture=None,
textureVertices=None,
selectionBox=False):
""" pass a different cubeType e.g. GL_LINE_STRIP for wireframes """
x, y, z, = box.origin
x2, y2, z2 = box.maximum
dx, dy, dz = x2 - x, y2 - y, z2 - z
cubeVertices = numpy.array((
x,
y,
z,
x,
y2,
z,
x2,
y2,
z,
x2,
y,
z,
x2,
y,
z2,
x2,
y2,
z2,
x,
y2,
z2,
x,
y,
z2,
x2,
y,
z2,
x,
y,
z2,
x,
y,
z,
x2,
y,
z,
x2,
y2,
z,
x,
y2,
z,
x,
y2,
z2,
x2,
y2,
z2,
x,
y2,
z2,
x,
y2,
z,
x,
y,
z,
x,
y,
z2,
x2,
y,
z2,
x2,
y,
z,
x2,
y2,
z,
x2,
y2,
z2,
),
dtype='f4')
if textureVertices is None and texture is not None:
textureVertices = numpy.array((
0,
-dy * 16,
0,
0,
dx * 16,
0,
dx * 16,
-dy * 16,
dx * 16,
-dy * 16,
dx * 16,
0,
0,
0,
0,
-dy * 16,
dx * 16,
-dz * 16,
0,
-dz * 16,
0,
0,
dx * 16,
0,
dx * 16,
0,
0,
0,
0,
-dz * 16,
dx * 16,
-dz * 16,
dz * 16,
0,
0,
0,
0,
-dy * 16,
dz * 16,
-dy * 16,
dz * 16,
-dy * 16,
0,
-dy * 16,
0,
0,
dz * 16,
0,
),
dtype='f4')
textureVertices.shape = (6, 4, 2)
if selectionBox:
textureVertices[0:2] += (16 * (x & 15), 16 * (y2 & 15))
textureVertices[2:4] += (16 * (x & 15), -16 * (z & 15))
textureVertices[4:6] += (16 * (z & 15), 16 * (y2 & 15))
textureVertices[:] += 0.5
with gl.glPushClientAttrib(GL.GL_CLIENT_VERTEX_ARRAY_BIT):
with gl.glPushAttrib(GL.GL_TEXTURE_BIT):
GL.glVertexPointer(3, GL.GL_FLOAT, 0, cubeVertices)
if texture is not None:
GL.glEnable(GL.GL_TEXTURE_2D)
GL.glEnableClientState(GL.GL_TEXTURE_COORD_ARRAY)
texture.bind()
GL.glTexCoordPointer(2, GL.GL_FLOAT, 0, textureVertices),
with gl.glPushAttrib(GL.GL_POLYGON_BIT):
GL.glEnable(GL.GL_POLYGON_OFFSET_FILL)
GL.glEnable(GL.GL_POLYGON_OFFSET_LINE)
GL.glDrawArrays(cubeType, 0, 24)
