86 lines
2.9 KiB
Python
86 lines
2.9 KiB
Python
"""
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RenderPipeline
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Copyright (c) 2014-2016 tobspr <tobias.springer1@gmail.com>
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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"""
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from __future__ import print_function
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from rplibs.six.moves import range # pylint: disable=import-error
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import struct
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class GPUCommand(object):
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""" Please refer to the native C++ implementation for docstrings and comments.
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This is just the python implementation, which does not contain documentation! """
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CMD_invalid = 0
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CMD_store_light = 1
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CMD_remove_light = 2
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CMD_store_source = 3
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CMD_remove_sources = 4
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def __init__(self, command_type):
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self._command_type = command_type
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self._current_index = 0
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self._data = [0.0] * 32
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self.push_int(command_type)
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def push_int(self, value):
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self.push_float(float(value))
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def push_float(self, value):
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if self._current_index >= 32:
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print("GPUCommand: out of bounds!")
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return
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self._data[self._current_index] = float(value)
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self._current_index += 1
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def push_vec3(self, value):
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self.push_float(value.x)
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self.push_float(value.y)
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self.push_float(value.z)
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def push_vec4(self, value):
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self.push_vec3(value)
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self.push_float(value.get_w())
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def push_mat4(self, value):
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for i in range(4):
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for j in range(4):
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self.push_float(value.get_cell(i, j))
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@staticmethod
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def get_uses_integer_packing():
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return False
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def write_to(self, dest, command_index):
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data = struct.pack("f" * 32, *self._data)
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offset = command_index * 32 * 4
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dest.set_subdata(offset, 32 * 4, data)
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def write(self, out=None): # pylint: disable=unused-argument
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print("GPUCommand(type=", self._command_type, "size=", self._current_index, ")")
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print("Data:", ', '.join([str(i) for i in self._data]))
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