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Add basic shaders to Transformer

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PiperOrigin-RevId: 393381694
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kimvde 2021-08-27 18:40:11 +01:00 committed by kim-vde
parent 8861ab4853
commit a1ec56a157
2 changed files with 41 additions and 0 deletions
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21
library/transformer/src/main/assets/shaders/blit_vertex_shader.glsl Normal file
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// Copyright 2021 The Android Open Source Project
//
// 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
//
// http://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.
attribute vec4 a_position;
attribute vec4 a_texcoord;
uniform mat4 tex_transform;
varying vec2 v_texcoord;
void main() {
gl_Position = a_position;
v_texcoord = (tex_transform * a_texcoord).xy;
}

20
library/transformer/src/main/assets/shaders/copy_external_fragment_shader.glsl Normal file
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// Copyright 2021 The Android Open Source Project
//
// 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
//
// http://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.
#extension GL_OES_EGL_image_external : require
precision mediump float;
uniform samplerExternalOES tex_sampler;
varying vec2 v_texcoord;
void main() {
gl_FragColor = texture2D(tex_sampler, v_texcoord);
}