compute_push_const_mat2x2.vkscript

# Copyright 2019 The Amber Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

[compute shader]
#version 430

layout(set = 0, binding = 0) buffer block0 {
  mat2 identical_mat_0;
};

layout(push_constant) uniform block1 {
  mat2 identical_mat_1;
};

layout(set = 0, binding = 2) buffer block3 {
  vec2 test0;
  vec2 test1;
};

void main() {
  test0 = identical_mat_0 * test0;
  test1 = identical_mat_1 * test1;
}

[test]
# Fill mat2x2 using mat2
# MatrixStride == 8
ssbo 0:0 subdata mat2 0 1.0 0.0 \
                        0.0 1.0
# MatrixStride == 8
uniform mat2 0 1.0 0.0 \
               0.0 1.0

ssbo 0:2 subdata vec2 0 3.7 9.4
ssbo 0:2 subdata vec2 8 4.5 6.1

compute 1 1 1

probe ssbo vec2 0:2 0 ~= 3.7 9.4
probe ssbo vec2 0:2 8 ~= 4.5 6.1