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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,128 @@ | ||
| import visii | ||
| import noise | ||
| import random | ||
| import argparse | ||
| import numpy as np | ||
|
|
||
| parser = argparse.ArgumentParser() | ||
|
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| parser.add_argument('--spp', | ||
| default=100, | ||
| type=int, | ||
| help = "number of sample per pixel, higher the more costly") | ||
| parser.add_argument('--width', | ||
| default=500, | ||
| type=int, | ||
| help = 'image output width') | ||
| parser.add_argument('--height', | ||
| default=500, | ||
| type=int, | ||
| help = 'image output height') | ||
| parser.add_argument('--noise', | ||
| action='store_true', | ||
| default=False, | ||
| help = "if added the output of the ray tracing is not sent to optix's denoiser") | ||
| parser.add_argument('--out', | ||
| default='tmp.png', | ||
| help = "output filename") | ||
|
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| opt = parser.parse_args() | ||
|
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| # # # # # # # # # # # # # # # # # # # # # # # # # | ||
| visii.initialize_headless() | ||
|
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| if not opt.noise is True: | ||
| visii.enable_denoiser() | ||
|
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| camera = visii.entity.create( | ||
| name = "camera", | ||
| transform = visii.transform.create("camera"), | ||
| camera = visii.camera.create_perspective_from_fov( | ||
| name = "camera", | ||
| field_of_view = 0.785398, | ||
| aspect = float(opt.width)/float(opt.height) | ||
| ) | ||
| ) | ||
|
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||
| camera.get_transform().look_at( | ||
| visii.vec3(0,0,0), # look at (world coordinate) | ||
| visii.vec3(0,0,1), # up vector | ||
| visii.vec3(0,0,3), # camera_origin | ||
| ) | ||
| visii.set_camera_entity(camera) | ||
|
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| # # # # # # # # # # # # # # # # # # # # # # # # # | ||
|
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| visii.set_dome_light_intensity(0) | ||
|
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| # third light | ||
| obj_entity = visii.entity.create( | ||
| name="light", | ||
| mesh = visii.mesh.create_plane('light'), | ||
| transform = visii.transform.create("light"), | ||
| ) | ||
| obj_entity.set_light( | ||
| visii.light.create('light') | ||
| ) | ||
| obj_entity.get_light().set_intensity(10000) | ||
|
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| obj_entity.get_light().set_temperature(5000) | ||
|
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| obj_entity.get_transform().set_scale( | ||
| visii.vec3(0.2) | ||
| ) | ||
| obj_entity.get_transform().set_position( | ||
| visii.vec3(1,0,2) | ||
| ) | ||
| obj_entity.get_transform().look_at( | ||
| at = visii.vec3(0,0,0), # look at (world coordinate) | ||
| up = visii.vec3(0,0,1), # up vector | ||
| ) | ||
| obj_entity.get_transform().add_rotation(visii.quat(0,0,1,0)) | ||
|
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||
|
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| # Lets set some objects in the scene | ||
| entity = visii.entity.create( | ||
| name = "floor", | ||
| mesh = visii.mesh.create_plane("mesh_floor"), | ||
| transform = visii.transform.create("transform_floor"), | ||
| material = visii.material.create("material_floor") | ||
| ) | ||
|
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|
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| entity.get_transform().set_scale(visii.vec3(2)) | ||
|
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| mat = visii.material.get("material_floor") | ||
| mat.set_metallic(0) | ||
| mat.set_roughness(1) | ||
|
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| # # # # # # # # # # # # # # # # # # # # # # # # # | ||
|
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| # load the texture | ||
| color_tex = visii.texture.create_from_image("color",'content/Bricks051_2K_Color.jpg') | ||
| normal_tex = visii.texture.create_from_image("normal",'content/Bricks051_2K_Normal.jpg') | ||
| rough_tex = visii.texture.create_from_image("rough",'content/Bricks051_2K_Roughness.jpg') | ||
|
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| mat.set_base_color_texture(color_tex) | ||
| mat.set_normal_map_texture(normal_tex) | ||
| mat.set_roughness_texture(rough_tex) | ||
|
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|
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| # # # # # # # # # # # # # # # # # # # # # # # # # | ||
|
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| visii.render_to_png( | ||
| width=int(opt.width), | ||
| height=int(opt.height), | ||
| samples_per_pixel=int(opt.spp), | ||
| image_path=f"{opt.out}" | ||
| ) | ||
| visii.render_to_hdr( | ||
| width=int(opt.width), | ||
| height=int(opt.height), | ||
| samples_per_pixel=int(opt.spp), | ||
| image_path=f"{(opt.out).replace('png', 'hdr')}" | ||
| ) | ||
|
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| # let's clean up the GPU | ||
| visii.deinitialize() |
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