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#!amber
# Copyright 2021 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.
DEVICE_FEATURE sampleRateShading
SHADER vertex vert_shader PASSTHROUGH
SHADER fragment frag_shader GLSL
#version 440
layout(location = 0) out vec4 color;
void main (void)
{
if (gl_SampleID == 0)
color = vec4(1, 0, 0, 1);
else if (gl_SampleID == 1)
color = vec4(0, 1, 0, 1);
else if (gl_SampleID == 2)
color = vec4(0, 0, 1, 1);
else
color = vec4(1, 1, 1, 1);
}
END
IMAGE framebuffer_ms FORMAT R8G8B8A8_UNORM DIM_2D WIDTH 64 HEIGHT 64 SAMPLES 4
IMAGE framebuffer FORMAT R8G8B8A8_UNORM DIM_2D WIDTH 64 HEIGHT 64
PIPELINE graphics pipeline
ATTACH vert_shader
ATTACH frag_shader
FRAMEBUFFER_SIZE 64 64
BIND BUFFER framebuffer_ms AS color LOCATION 0
BIND BUFFER framebuffer AS resolve
END
RUN pipeline DRAW_RECT POS 0 0 SIZE 64 64
EXPECT framebuffer IDX 0 0 SIZE 64 64 EQ_RGBA 128 128 128 255 TOLERANCE 5%
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