class Display(object):
'''
Handles the rendering
'''
def __init__(self, size):
'''
Constructor
'''
self.size = size
self.ctx = None
def setup_opencl(self):
platforms = cl.get_platforms()
if not platforms:
raise OpenCLError("No OpenCL platforms found.")
self.ctx = cl.Context(platforms[0].get_devices(device_type=cl.device_type.GPU))
self.queue = cl.CommandQueue(self.ctx)
def setup_kernels(self):
self.cl_program = build_program(self.ctx, "kernels")
self.raytrace = self.cl_program.raytrace
self.init_chunk_array = self.cl_program.init_chunk_array
def setup_scene(self):
self.scene = Scene(self.ctx, self.queue)
self._h_img_canvas = numpy.empty((self.size[0]*4, self.size[1]), dtype=numpy.ubyte)
im_format = cl.ImageFormat(cl.channel_order.RGBA, cl.channel_type.UNORM_INT8)
self._d_img_canvas = cl.Image(self.ctx, cl.mem_flags.WRITE_ONLY, im_format, self.size)
def setup_pygame(self):
pygame.init()
self.surface = pygame.display.set_mode(self.size)
def init_chunk_array(self):
self.init_chunk_array(self.queue, )
def render(self):
self.scene.upload_buffers()
self.raytrace(self.queue, (16, 4), self.size, self._d_img_canvas, self.scene._cam_buffer)
cl.enqueue_copy(self.queue, self._h_img_canvas, self._d_img_canvas)
self.surface.blit(pygame.image.fromstring(self._h_img_canvas.tostring(), self.size, 'RGBA'), (0,0))
def render_loop(self):
self.setup_opencl()
self.setup_kernels()
self.setup_scene()
self.setup_pygame()
self.render()
clock = pygame.time.Clock()
while True:
elapsed = clock.tick(30)/1000.0
for event in pygame.event.get():
if event.type == pygame.QUIT:
return
self.render()
def setup_scene(self):
self.scene = Scene(self.ctx, self.queue)
self._h_img_canvas = numpy.empty((self.size[0]*4, self.size[1]), dtype=numpy.ubyte)
im_format = cl.ImageFormat(cl.channel_order.RGBA, cl.channel_type.UNORM_INT8)
self._d_img_canvas = cl.Image(self.ctx, cl.mem_flags.WRITE_ONLY, im_format, self.size)
from transformations import quaternion_from_euler, quaternion_about_axis,\
quaternion_multiply, quaternion_inverse, euler_from_quaternion
import time
import transformations
import cmath
import sys
from world.generate.diamondsquaregenerator import DiamondSquareGenerator
from world.generate.perlinnoisegenerator import PerlinNoiseGenerator
if __name__ == '__main__':
platform = pyopencl.get_platforms()
my_gpu_devices = platform[0].get_devices(device_type=pyopencl.device_type.CPU)
ctx = pyopencl.Context(devices=my_gpu_devices)
print(ctx.devices[0].max_compute_units)
queue = pyopencl.CommandQueue(ctx)
scene = Scene(ctx, queue)
gen = DiamondSquareGenerator({ 'widthlog2': 8, 'roughness': 1, 'factor': 0.6 })
#gen = PerlinNoiseGenerator({ 'widthlog2': 8, 'freq': 32, 'steps': 4, 'amplitude_factor': 1 })
gen.generate(scene._chunk_array, ctx, queue, scene.raytrace_pgrm.write_height_map)
sphere = scene.create_object("sphere", position=(2,0,0), radius=2)
#cube = scene.create_object("aacube", position=(0,0,0,0), width=6)
scene.create_object("sphere", position=(-4,0,0), radius=1)
scene.create_object("aacube", position=(-4,0,-5), width=1)
scene.create_object("aacube", position=(-2, 0, 0), width=1.5)
scene.create_object("aacube", position=(-2, 0, -5), width=1.5)
scene.create_object("aacube", position=(-10, 3, -10), width=15)
light = scene.create_light("directional", direction=(1,1,1), color=(1,1,1))
#scene.create_light("directional", direction=(1,1,1), color=(1,1,1))
