elif mouserelX <= 1000 and mouserelX >= -1000:
camera.angle += mouserelX * 0.005
# draw floor and ceiling
floor = [[0, display.height / 2], [display.width, display.height / 2],
[display.width, display.height], [0, display.height]]
ceiling = [[0, 0], [display.width, 0], [display.width, display.height / 2],
[0, display.height / 2]]
display.drawPolygon(floor, (60, 60, 60), 0)
display.drawPolygon(ceiling, (100, 100, 100), 0)
# render 3D walls
walls = []
solidBsp.getWallsSorted(camera.worldX, camera.worldY, walls)
for i, wall in enumerate(walls):
topLeft, topRight, bottomRight, bottomLeft = camera.projectWall(
wall, display.width, display.height, i is 0)
if topLeft:
wallLines = [topLeft, topRight, bottomRight, bottomLeft]
display.drawPolygon(wallLines, wall.drawColor, 0)
# render the top down map
if mode == 0:
for lineDef in allLineDefs:
display.drawLine([lineDef.start, lineDef.end], (0, 0, 255), 1)
ln = 7
mx = lineDef.mid[0]
my = lineDef.mid[1]
nx = lineDef.normals[lineDef.facing][0] * ln
ny = lineDef.normals[lineDef.facing][1] * ln
if lineDef.facing == 1:
display.drawLine([[mx, my], [mx + nx, my + ny]], (0, 255, 255),
