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# Copyright (c) 2015 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 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.
"""Generate tests for glsl 1.10 and 1.20 variable index reads."""
from __future__ import print_function, absolute_import, division
import os
import itertools
from six.moves import range
from templates import template_dir
from modules.utils import lazy_property, safe_makedirs
TEMPLATES = template_dir(os.path.basename(os.path.splitext(__file__)[0]))
FS_TEMPLATE = TEMPLATES.get_template('fs.shader_test.mako')
VS_TEMPLATE = TEMPLATES.get_template('vs.shader_test.mako')
DIRNAME = os.path.join('spec', 'glsl-{}', 'execution', 'variable-indexing')
class TestParams(object):
"""Parameters for a single test.
This is all of the non-formatting logic of the test. Each property is
wrapped with a lazy_property decorator, which means the data is cached
after it is calculated once.
"""
def __init__(self, matrix_dim, array_dim, mode, index_value, col,
expect_type, glsl_version):
self.matrix_dim = matrix_dim
self.array_dim = array_dim
self.mode = mode
self.index_value = index_value
self.__col = col
self.expect_type = expect_type
assert glsl_version in [110, 120]
self.glsl_version = glsl_version
@lazy_property
def idx(self):
if self.array_dim != 0:
return '[{}]'.format(self.index_value)
else:
return ''
@lazy_property
def cxr_type(self):
return 'mat{0}x{0}'.format(self.matrix_dim)
@lazy_property
def base_type(self):
if self.glsl_version == 120:
return self.cxr_type
else:
return 'mat{}'.format(self.matrix_dim)
@lazy_property
def type(self):
if self.array_dim != 0 and self.glsl_version == 120:
return '{}[{}]'.format(self.base_type, self.array_dim)
else:
return self.base_type
@lazy_property
def dim(self):
if self.array_dim != 0 and self.glsl_version == 110:
return '[{}]'.format(self.array_dim)
else:
# XXX: should this be an error?
return ''
@lazy_property
def row(self):
if self.expect_type == 'float':
return '[row]'
else:
# XXX: Should this be an error?
return ''
@lazy_property
def col(self):
return '[{}]'.format(self.__col)
@lazy_property
def test_sizes(self):
if self.array_dim == 0:
return [1]
elif self.index_value == 'index':
return list(range(1, 1 + self.array_dim))
else:
return [2]
@lazy_property
def test_columns(self):
if self.col == '[col]':
return list(range(1, 1 + self.matrix_dim))
else:
return [2]
@lazy_property
def test_rows(self):
if self.expect_type == 'float':
return list(range(1, 1 + self.matrix_dim))
else:
return [1]
@lazy_property
def test_array_dim(self):
if (self.mode == 'uniform' and
self.glsl_version == 110 and
self.array_dim != 0 and
self.index_value != 'index'):
return self.index_value + 1
else:
return self.array_dim
@lazy_property
def varying_comps(self):
if self.array_dim != 0:
return 4 + self.matrix_dim**2 * self.array_dim
else:
return 4 + self.matrix_dim**2
@lazy_property
def formated_version(self):
return '{:.2f}'.format(float(self.glsl_version) / 100)
def make_fs(name, params):
"""Generate a fragment shader test."""
dirname = DIRNAME.format(params.formated_version)
safe_makedirs(dirname)
with open(os.path.join(dirname, name), 'w') as f:
f.write(FS_TEMPLATE.render_unicode(params=params))
print(name)
def make_vs(name, params):
"""Generate a vertex shader test."""
dirname = DIRNAME.format(params.formated_version)
safe_makedirs(dirname)
with open(os.path.join(dirname, name), 'w') as f:
f.write(VS_TEMPLATE.render_unicode(params=params))
print(name)
def main():
"""Generate the tests."""
modes = ['temp', 'uniform', 'varying']
array_dims = [0, 3]
matrix_dims = [2, 3, 4]
glsl_versions = [110, 120]
cols = [1, 'col']
stages = ['fs', 'vs']
iter_ = itertools.product(stages, modes, array_dims, matrix_dims,
glsl_versions, cols)
for stage, mode, array_dim, matrix_dim, glsl_version, col in iter_:
if stage == 'vs':
func = make_vs
else:
func = make_fs
for expect in ['float', 'vec{}'.format(matrix_dim)]:
if array_dim != 0:
arr = 'array-'
idx_text = 'index-'
func(
'{stage}-{mode}-{arr}mat{matrix_dim}-{col}{row}rd.shader_test'.format(
stage=stage,
mode=mode,
arr=arr,
matrix_dim=matrix_dim,
col='col-' if col == 'col' else '',
row='row-' if expect == 'float' else ''),
TestParams(matrix_dim, array_dim, mode, 1, col, expect,
glsl_version))
else:
arr = ''
idx_text = ''
func(
'{stage}-{mode}-{arr}mat{matrix_dim}-{idx_text}{col}{row}rd.shader_test'.format(
stage=stage,
mode=mode,
arr=arr,
matrix_dim=matrix_dim,
idx_text=idx_text,
col='col-' if col == 'col' else '',
row='row-' if expect == 'float' else ''),
TestParams(matrix_dim, array_dim, mode, 'index', col, expect,
glsl_version))
if __name__ == '__main__':
main()
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