1#!amber 2# Copyright 2024 The Amber Authors. 3# 4# Licensed under the Apache License, Version 2.0 (the "License"); 5# you may not use this file except in compliance with the License. 6# You may obtain a copy of the License at 7# 8# https://www.apache.org/licenses/LICENSE-2.0 9# 10# Unless required by applicable law or agreed to in writing, software 11# distributed under the License is distributed on an "AS IS" BASIS, 12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13# See the License for the specific language governing permissions and 14# limitations under the License. 15 16SHADER vertex vert_shader PASSTHROUGH 17SHADER fragment frag_shader GLSL 18#version 430 19layout(location = 0) out vec4 color_out; 20void main() { 21 float x = gl_FragCoord.x; 22 // Small busy loop. 23 // x final result will be zero. 24 for(int i= 0;i <10;i++) { 25 x = x*0.00001; 26 } 27 color_out = vec4(x, 0.0, 0.0, 1.0); 28} 29END 30 31BUFFER framebuffer FORMAT B8G8R8A8_UNORM 32 33PIPELINE graphics my_pipeline 34 ATTACH vert_shader 35 ATTACH frag_shader 36 FRAMEBUFFER_SIZE 1024 1024 37 BIND BUFFER framebuffer AS color LOCATION 0 38END 39 40RUN TIMED_EXECUTION my_pipeline DRAW_RECT POS 0 0 SIZE 1024 1024 41EXPECT framebuffer IDX 0 0 SIZE 1024 1024 EQ_RGBA 0 0 0 255 42