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# coding=utf-8
#
# Copyright © 2012, 2014 Intel Corporation
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice (including the next
# paragraph) shall be included in all copies or substantial portions of the
# Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
from __future__ import print_function, division, absolute_import
import os
import itertools
from templates import template_dir
from modules import utils
TEMPLATES = template_dir(os.path.basename(os.path.splitext(__file__)[0]))
_NAMES = {
"++t": "preincrement",
"--t": "predecrement",
"t++": "postincrement",
"t--": "postdecrement",
}
def generate(dirname, type_name, op, usage, shader_target):
"""Generate glsl parser tests."""
if type_name.endswith('2'):
var_as_vec4 = 'vec4(t.xyxy)'
components = '.xy'
elif type_name.endswith('3'):
var_as_vec4 = 'vec4(t.xyzx)'
components = '.xyz'
elif type_name.endswith('4'):
var_as_vec4 = 'vec4(t)'
components = ''
else:
var_as_vec4 = 'vec4(t)'
components = '.x'
if shader_target == 'vert':
dest = "gl_Position"
mode = 'attribute'
else:
mode = 'varying'
dest = "gl_FragColor"
filename = os.path.join(
dirname,
'{0}-{1}-non-lvalue-for-{2}.{3}'.format(
_NAMES[op], type_name, usage, shader_target))
print(filename)
with open(filename, 'w') as f:
f.write(TEMPLATES.get_template(
'{0}.glsl_parser_test.mako'.format(usage)).render_unicode(
type_name=type_name,
mode=mode,
dest=dest,
components=components,
var_as_vec4=var_as_vec4,
op=op))
def all_tests():
type_name = ['float', 'vec2', 'vec3', 'vec4', 'int', 'ivec2', 'ivec3',
'ivec4']
op = ["++t", "--t", "t++", "t--"]
usage = ['assignment', 'out-parameter']
shader_target = ['vert', 'frag']
for t, o, u, s in itertools.product(type_name, op, usage, shader_target):
yield t, o, u, s
def main():
dirname = os.path.join('spec', 'glsl-1.10', 'compiler', 'expressions')
utils.safe_makedirs(dirname)
for args in all_tests():
generate(dirname, *args)
if __name__ == '__main__':
main()
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