386 lines
18 KiB
Python
386 lines
18 KiB
Python
from OpenGL.GL import *
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import numpy as np
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from OpenGL.GL.ARB.vertex_array_object import glDeleteVertexArrays
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from OpenGL.GL.framebufferobjects import glBindRenderbuffer
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from OpenGL.GLUT import *
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import OpenGL.GLUT.freeglut
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from OpenGL.GLU import *
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from OpenGL.GL import *
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from ctypes import sizeof, c_float, c_void_p, c_uint
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from Lights.Spotlight.Spotlight import Spotlight
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from WorldProvider.WorldProvider import WorldProvider
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from MatrixStuff.Transformations import perspectiveMatrix, lookAt, translate, rotate
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from Objects.Cube.Cube import Cube
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from Objects.Cuboid.Cuboid import Cuboid
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from Objects.World import World
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import json
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import random
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import time
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from scipy.signal import convolve
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MAX_DISTANCE = 200.0
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FRICTION_COEFFICENT = 0.9
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EPSILON = 0.00001
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def value_to_color(v, min_value, max_value):
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r = g = b = 0.0
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scope = max_value - min_value
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normalized = (v - min_value) / (max_value - min_value)
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if 0.5 * scope + min_value != 0:
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b = max(0, 1.0 - abs(2.0 * normalized))
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g = max(0, 1.0 - abs(2.0 * normalized - 1.0))
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r = max(0, 1.0 - abs(2.0 * normalized - 2.0))
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l = np.sqrt((r*r + b*b + g*g))
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r /= l
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g /= l
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b /= l
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return r, g, b
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class Client:
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def __init__(self, test=False, pos=[0, 0, 0]):
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with open('./config.json', 'r') as f:
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self.config = json.load(f)
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glutInit(sys.argv)
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self.width = 1920
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self.height = 1080
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glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH)
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glutInitWindowSize(self.width, self.height)
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glutCreateWindow(b'Voxelengine')
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with open('passthroughvertex.glsl', 'r') as f:
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vertex_shader_string = f.read()
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self.passthrough_vertex_shader_id = glCreateShader(GL_VERTEX_SHADER)
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glShaderSource(self.passthrough_vertex_shader_id, vertex_shader_string)
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glCompileShader(self.passthrough_vertex_shader_id)
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if glGetShaderiv(self.passthrough_vertex_shader_id, GL_COMPILE_STATUS) != GL_TRUE:
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raise RuntimeError(glGetShaderInfoLog(self.passthrough_vertex_shader_id))
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with open('vertex.glsl', 'r') as f:
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vertex_shader_string = f.read()
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self.vertex_shader_id = glCreateShader(GL_VERTEX_SHADER)
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glShaderSource(self.vertex_shader_id, vertex_shader_string)
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glCompileShader(self.vertex_shader_id)
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if glGetShaderiv(self.vertex_shader_id, GL_COMPILE_STATUS) != GL_TRUE:
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raise RuntimeError(glGetShaderInfoLog(self.vertex_shader_id))
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with open('fragment.glsl', 'r') as f:
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fragment_shader_string = f.read()
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self.fragment_shader_id = glCreateShader(GL_FRAGMENT_SHADER)
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glShaderSource(self.fragment_shader_id, fragment_shader_string)
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glCompileShader(self.fragment_shader_id)
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if glGetShaderiv(self.fragment_shader_id, GL_COMPILE_STATUS) != GL_TRUE:
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raise RuntimeError(glGetShaderInfoLog(self.fragment_shader_id))
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Cube.initializeShader()
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Cuboid.initializeShader()
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self.geometry_shaders = {
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Cube: Cube.GeometryShaderId,
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Cuboid: Cuboid.GeometryShaderId
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}
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self.normal_program = {}
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self.depth_program = {}
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for key in self.geometry_shaders.keys():
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self.normal_program[key] = glCreateProgram()
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glAttachShader(self.normal_program[key], self.vertex_shader_id)
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glAttachShader(self.normal_program[key], key.GeometryShaderId)
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glAttachShader(self.normal_program[key], self.fragment_shader_id)
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glLinkProgram(self.normal_program[key])
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self.depth_program[self.normal_program[key]] = Spotlight.getDepthProgram(self.vertex_shader_id, key.GeometryShaderId)
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self.world_provider = WorldProvider(self.normal_program)
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for x_pos in range(0, 100):
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for y_pos in range(0, 100):
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for z_pos in range(0, 1):
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self.world_provider.world.put_object(x_pos, y_pos, z_pos, Cuboid().setColor(
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random.randint(0, 100) / 100.0, random.randint(0, 100) / 100.0, random.randint(0, 100) / 100.0))
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self.projMatrix = perspectiveMatrix(45.0, 400 / 400, 0.01, MAX_DISTANCE)
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self.rx = self.cx = self.cy = 0
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self.opening = 45
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glutReshapeFunc(self.resize)
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glutDisplayFunc(self.display)
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glutKeyboardFunc(self.keyboardHandler)
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glutSpecialFunc(self.funcKeydHandler)
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self.pos = pos
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self.time = time.time()
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self.heat_map = np.zeros((100, 100, 1))
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self.v_map_x = np.zeros((100, 100, 1))
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self.v_map_y = np.zeros((100, 100, 1))
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self.v_map_z = np.zeros((100, 100, 1))
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if not test:
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glutMainLoop()
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else:
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self.display()
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self.resize(100, 100)
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def display(self):
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glClearColor(0, 0, 0, 0)
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
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projMatrix = perspectiveMatrix(45, float(self.width) / float(self.height), 0.01, MAX_DISTANCE)
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world: World = self.world_provider.world
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lights = world.get_lights_to_render(self.pos, self.config['render_light_distance'])
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for light in lights:
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light.prepareForDepthMapping()
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
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light_mat = translate(light.pos[0], light.pos[1], light.pos[2]) * \
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lookAt(0, 0, 0, -light.pos[0], -light.pos[1], -light.pos[2], 0, 1, 0) * \
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perspectiveMatrix(90, float(light.map_size) / float(light.map_size), 0.01, MAX_DISTANCE)
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for obj_type, program_id in self.depth_program.items():
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glUseProgram(program_id)
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widthid = glGetUniformLocation(program_id, 'width')
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heightid = glGetUniformLocation(program_id, 'height')
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nearid = glGetUniformLocation(program_id, 'near')
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farid = glGetUniformLocation(program_id, 'far')
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glUniform1f(nearid, 0.01)
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glUniform1f(farid, 100)
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glUniform1f(widthid, light.map_size)
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glUniform1f(heightid, light.map_size)
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world.render(light_mat, rotate(0, 0, 0), self.depth_program)
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glFlush()
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light.finishDepthMapping()
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glClearColor(0, 0, 0, 0)
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
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glClearColor(0, 0, 0, 0)
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
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for obj_type, program_id in self.normal_program.items():
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glUseProgram(program_id)
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widthid = glGetUniformLocation(program_id, 'width')
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heightid = glGetUniformLocation(program_id, 'height')
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nearid = glGetUniformLocation(program_id, 'near')
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farid = glGetUniformLocation(program_id, 'far')
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glUniform1f(nearid, 0.01)
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glUniform1f(farid, 100)
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glUniform1f(widthid, self.width)
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glUniform1f(heightid, self.height)
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world.render(translate(self.pos[0], self.pos[1], self.pos[2]) * lookAt(0, 0, 0, 0, 0, -self.pos[2], 0, 1, 0) * projMatrix, rotate(0, 0, 0))
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glFlush()
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glutSwapBuffers()
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max_value = np.max(self.heat_map)
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# min_value = np.min(self.heat_map)
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min_value = 0
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vel = np.sqrt(np.square(self.v_map_x) + np.square(self.v_map_y) + np.square(self.v_map_z))
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max_value = np.max(vel)
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min_value = np.min(vel)
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for x_pos in range(0, 100):
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for y_pos in range(0, 100):
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for z_pos in range(0, 1):
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# r, g, b = value_to_color(self.heat_map[x_pos, y_pos, z_pos], min_value, max_value)
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r, g, b = value_to_color(vel[x_pos, y_pos, z_pos], min_value, max_value)
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self.world_provider.world.set_color(x_pos, y_pos, z_pos, r, g, b)
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# friction
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# self.heat_map += np.sqrt(np.square(self.v_map_x * (1.0 - FRICTION_COEFFICENT)) +
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# np.square(self.v_map_y * (1.0 - FRICTION_COEFFICENT)) +
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# np.square(self.v_map_z * (1.0 - FRICTION_COEFFICENT)))
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self.v_map_x *= FRICTION_COEFFICENT
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self.v_map_y *= FRICTION_COEFFICENT
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self.v_map_z *= FRICTION_COEFFICENT
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# hot stuff rises / cool stuff sinks
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rise = self.heat_map[:, :-1, :] > (self.heat_map[:, 1:, :] + EPSILON)
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self.v_map_y[:, :-1, :] += 1.0 * rise
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sink = self.heat_map[:, :-1, :] < (self.heat_map[:, 1:, :] - EPSILON)
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self.v_map_y[:, 1:, :] -= 1.0 * sink
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#flow
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new_v_map_x = np.zeros(self.v_map_x.shape)
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new_v_map_y = np.zeros(self.v_map_x.shape)
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new_v_map_z = np.zeros(self.v_map_x.shape)
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for x_pos in range(self.v_map_x.shape[0]):
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for y_pos in range(self.v_map_x.shape[1]):
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for z_pos in range(self.v_map_x.shape[2]):
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target_x = min(self.v_map_x.shape[0] - 1,
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max(0, int(round(x_pos + self.v_map_x[x_pos, y_pos, z_pos]))))
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target_y = min(self.v_map_x.shape[1] - 1,
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max(0, int(round(y_pos + self.v_map_y[x_pos, y_pos, z_pos]))))
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target_z = min(self.v_map_x.shape[2] - 1,
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max(0, int(round(z_pos + self.v_map_z[x_pos, y_pos, z_pos]))))
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friction_dispersion = (1.0 -FRICTION_COEFFICENT) / 4
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# velocity dispersion
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# x
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new_v_map_x[target_x, target_y, target_z] += self.v_map_x[x_pos, y_pos, z_pos] * FRICTION_COEFFICENT
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if target_y + 1 < self.v_map_x.shape[1] - 1:
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new_v_map_y[target_x, target_y + 1, target_z] += self.v_map_x[x_pos, y_pos, z_pos] * friction_dispersion
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else:
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new_v_map_x[target_x, target_y, target_z] += self.v_map_x[x_pos, y_pos, z_pos] * friction_dispersion
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if target_y - 1 > 0:
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new_v_map_y[target_x, target_y - 1, target_z] -= self.v_map_x[x_pos, y_pos, z_pos] * friction_dispersion
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else:
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new_v_map_x[target_x, target_y, target_z] += self.v_map_x[x_pos, y_pos, z_pos] * friction_dispersion
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if target_z + 1 < self.v_map_x.shape[2] - 1:
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new_v_map_z[target_x, target_y, target_z + 1] += self.v_map_x[x_pos, y_pos, z_pos] * friction_dispersion
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else:
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new_v_map_x[target_x, target_y, target_z] += self.v_map_x[x_pos, y_pos, z_pos] * friction_dispersion
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if target_z - 1 > 0:
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new_v_map_z[target_x, target_y, target_z - 1] -= self.v_map_x[x_pos, y_pos, z_pos] * friction_dispersion
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else:
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new_v_map_x[target_x, target_y, target_z] += self.v_map_x[x_pos, y_pos, z_pos] * friction_dispersion
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# y
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new_v_map_y[target_x, target_y, target_z] += self.v_map_y[x_pos, y_pos, z_pos] * FRICTION_COEFFICENT
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if target_x + 1 < self.v_map_x.shape[0] - 1:
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new_v_map_x[target_x + 1, target_y, target_z] += self.v_map_y[x_pos, y_pos, z_pos] * friction_dispersion
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else:
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new_v_map_y[target_x, target_y, target_z] += self.v_map_y[x_pos, y_pos, z_pos] * friction_dispersion
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if target_x - 1 > 0:
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new_v_map_x[target_x - 1, target_y, target_z] -= self.v_map_y[x_pos, y_pos, z_pos] * friction_dispersion
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else:
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new_v_map_y[target_x, target_y, target_z] += self.v_map_y[x_pos, y_pos, z_pos] * friction_dispersion
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if target_z + 1 < self.v_map_x.shape[2] - 1:
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new_v_map_z[target_x, target_y, target_z + 1] += self.v_map_y[x_pos, y_pos, z_pos] * friction_dispersion
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else:
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new_v_map_y[target_x, target_y, target_z] += self.v_map_y[x_pos, y_pos, z_pos] * friction_dispersion
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if target_z - 1 > 0:
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new_v_map_z[target_x, target_y, target_z - 1] -= self.v_map_y[x_pos, y_pos, z_pos] * friction_dispersion
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else:
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new_v_map_y[target_x, target_y, target_z] += self.v_map_y[x_pos, y_pos, z_pos] * friction_dispersion
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# z
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new_v_map_z[target_x, target_y, target_z] += self.v_map_z[x_pos, y_pos, z_pos] * FRICTION_COEFFICENT
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if target_x + 1 < self.v_map_x.shape[0] - 1:
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new_v_map_x[target_x + 1, target_y, target_z] += self.v_map_z[x_pos, y_pos, z_pos] * friction_dispersion
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else:
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new_v_map_z[target_x, target_y, target_z] += self.v_map_z[x_pos, y_pos, z_pos] * friction_dispersion
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if target_x - 1 > 0:
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new_v_map_x[target_x - 1, target_y, target_z] -= self.v_map_z[x_pos, y_pos, z_pos] * friction_dispersion
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else:
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new_v_map_z[target_x, target_y, target_z] += self.v_map_z[x_pos, y_pos, z_pos] * friction_dispersion
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if target_y + 1 < self.v_map_x.shape[1] - 1:
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new_v_map_y[target_x, target_y + 1, target_z] += self.v_map_z[x_pos, y_pos, z_pos] * friction_dispersion
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else:
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new_v_map_z[target_x, target_y, target_z] += self.v_map_z[x_pos, y_pos, z_pos] * friction_dispersion
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if target_y - 1 > 0:
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new_v_map_y[target_x, target_y - 1, target_z] -= self.v_map_z[x_pos, y_pos, z_pos] * friction_dispersion
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else:
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new_v_map_z[target_x, target_y, target_z] += self.v_map_z[x_pos, y_pos, z_pos] * friction_dispersion
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# handle boundaries
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filter_mat = np.array([[-1.0], [0], [1.0]]) / 2.0
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new_v_map_y[0, :, :] += convolve(new_v_map_x[0, :, :], filter_mat, 'same')
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new_v_map_x[0, :, :] = 0
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new_v_map_y[new_v_map_x.shape[0] - 1, :, :] +=\
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convolve(new_v_map_x[new_v_map_x.shape[0] - 1, :, :], filter_mat, 'same')
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new_v_map_x[new_v_map_x.shape[0] - 1, :, :] = 0
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filter_mat = np.array([[-1.0], [0], [1.0]]) / 2.0
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new_v_map_x[:, 0, :] += convolve(new_v_map_y[:, 0, :], filter_mat, 'same')
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new_v_map_y[:, 0, :] = 0
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new_v_map_x[:, new_v_map_x.shape[1] - 1, :] +=\
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convolve(new_v_map_y[:, new_v_map_x.shape[1] - 1, :], filter_mat, 'same')
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new_v_map_y[:, new_v_map_x.shape[1] - 1, :] = 0
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# corners
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new_v_map_x[0, 0, 0] = new_v_map_y[0, 0, 0] = new_v_map_z[0, 0, 0] = 0
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new_v_map_x[-1, 0, 0] = new_v_map_y[-1, 0, 0] = new_v_map_z[-1, 0, 0] = 0
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new_v_map_x[-1, -1, 0] = new_v_map_y[-1, -1, 0] = new_v_map_z[-1, -1, 0] = 0
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new_v_map_x[-1, -1, -1] = new_v_map_y[-1, -1, -1] = new_v_map_z[-1, -1, -1] = 0
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new_v_map_x[0, -1, -1] = new_v_map_y[0, -1, -1] = new_v_map_z[0, -1, -1] = 0
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new_v_map_x[0, -1, 0] = new_v_map_y[0, -1, 0] = new_v_map_z[0, -1, 0] = 0
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new_v_map_x[-1, -1, 0] = new_v_map_y[-1, -1, 0] = new_v_map_z[-1, -1, 0] = 0
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new_v_map_x[-1, 0, -1] = new_v_map_y[-1, 0, -1] = new_v_map_z[-1, 0, -1] = 0
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self.v_map_x = new_v_map_x
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self.v_map_y = new_v_map_y
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self.v_map_z = new_v_map_z
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filter_mat = (np.zeros((3, 3, 1)) + 1.0) / 9.0
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v_map = np.pad(self.v_map_x, 1, 'edge')
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self.v_map_x = convolve(v_map, filter_mat, mode='same')[1:-1, 1:-1, 1:2]
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v_map = np.pad(self.v_map_y, 1, 'edge')
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self.v_map_y = convolve(v_map, filter_mat, mode='same')[1:-1, 1:-1, 1:2]
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v_map = np.pad(self.v_map_z, 1, 'edge')
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self.v_map_z = convolve(v_map, filter_mat, mode='same')[1:-1, 1:-1, 1:2]
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# moving heat
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heat_map = np.zeros(self.heat_map.shape)
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for x_pos in range(self.v_map_x.shape[0]):
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for y_pos in range(self.v_map_x.shape[1]):
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for z_pos in range(self.v_map_x.shape[2]):
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target_x = min(self.v_map_x.shape[0] - 1,
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max(0, int(round(x_pos + self.v_map_x[x_pos, y_pos, z_pos]))))
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target_y = min(self.v_map_x.shape[1] - 1,
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max(0, int(round(y_pos + self.v_map_y[x_pos, y_pos, z_pos]))))
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target_z = min(self.v_map_x.shape[2] - 1,
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max(0, int(round(z_pos + self.v_map_z[x_pos, y_pos, z_pos]))))
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heat_map[target_x, target_y, target_z] += self.heat_map[x_pos, y_pos, z_pos]
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|
|
|
self.heat_map = heat_map
|
|
# dispersing heat
|
|
heat_map = np.pad(self.heat_map, 1, 'edge')
|
|
self.heat_map = convolve(heat_map, filter_mat, mode='same')[1:-1, 1:-1, 1:2]
|
|
# heat source keeps source block on constant heat
|
|
self.heat_map[50-5:50+5, 0, 0] = 100.0
|
|
# roof gets cooled off to min temp
|
|
self.heat_map[:, 99, :] = np.maximum(self.heat_map[:, 99, :] * 0.8, 0.0)
|
|
|
|
print(1.0 / (time.time() - self.time))
|
|
self.time = time.time()
|
|
glutPostRedisplay()
|
|
|
|
def resize(self, w, h):
|
|
w = max(w, 1)
|
|
h = max(h, 1)
|
|
glViewport(0, 0, w, h)
|
|
self.projMatrix = perspectiveMatrix(45.0, float(w) / float(h), 0.01, MAX_DISTANCE)
|
|
self.width = w
|
|
self.height = h
|
|
|
|
def keyboardHandler(self, key: int, x: int, y: int):
|
|
if key == b'\x1b':
|
|
exit()
|
|
|
|
if key == b'+':
|
|
self.rx += 0.25
|
|
if key == b'-':
|
|
self.rx -= 0.25
|
|
|
|
if key == b'w':
|
|
self.cy += 0.25
|
|
if key == b's':
|
|
self.cy -= 0.25
|
|
|
|
if key == b'a':
|
|
self.cx -= 0.25
|
|
if key == b'd':
|
|
self.cx += 0.25
|
|
|
|
if key == b'q':
|
|
self.opening -= 0.25
|
|
if key == b'e':
|
|
self.opening += 0.25
|
|
|
|
if key == b'r':
|
|
print(self.cx, self.cy, self.opening)
|
|
# glutPostRedisplay()
|
|
# print(key,x,y)
|
|
|
|
def funcKeydHandler(self, key: int, x: int, y: int):
|
|
if key == 11:
|
|
glutFullScreenToggle()
|
|
# print(key)
|
|
|
|
if __name__ == '__main__':
|
|
client = Client(pos=[-50, -50, -200])
|