yes

vulkan/amber/texture/texel_offset/texel_offset.amber

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+#!amber
+
+SHADER vertex vert_shader PASSTHROUGH
+
+SHADER fragment frag_setup GLSL
+#version 430
+
+layout(location = 0) out vec4 result;
+
+void main() {
+  result = vec4(floor(gl_FragCoord.x) / 255.0f, floor(gl_FragCoord.y) / 255.0f, 0, 0);
+}
+END
+
+SHADER fragment frag_shader GLSL
+#version 430
+
+layout(binding = 0) uniform sampler2D tex;
+
+layout(location = 0) out vec4 result;
+
+void main() {
+  vec2 base = floor(gl_FragCoord.xy) / 255.0f;
+  uint mask = 0;
+  mask |= textureOffset(tex, base, ivec2(0, -1)).g < base.y ? 1 : 0;
+  mask |= textureOffset(tex, base, ivec2(0, 1)).g > base.y ? 2 : 0;
+  mask |= textureOffset(tex, base, ivec2(-1, 0)).r < base.x ? 4 : 0;
+  mask |= textureOffset(tex, base, ivec2(1, 0)).r > base.x ? 8 : 0;
+  result = vec4(mask/255.0f, 0, 0, 0);
+}
+END
+
+IMAGE texture FORMAT R8G8B8A8_UNORM DIM_2D WIDTH 256 HEIGHT 256
+SAMPLER sampler
+
+PIPELINE graphics setup
+  ATTACH vert_shader
+  ATTACH frag_setup
+
+  BIND BUFFER texture AS color LOCATION 0
+  FRAMEBUFFER_SIZE 256 256
+END
+
+RUN setup DRAW_RECT POS 0 0 SIZE 256 256
+
+BUFFER framebuffer FORMAT R8G8B8A8_UNORM
+
+PIPELINE graphics pipeline
+  ATTACH vert_shader
+  ATTACH frag_shader
+
+  BIND BUFFER texture AS combined_image_sampler SAMPLER sampler DESCRIPTOR_SET 0 BINDING 0
+  BIND BUFFER framebuffer AS color LOCATION 0
+  FRAMEBUFFER_SIZE 256 256
+END
+
+RUN pipeline DRAW_RECT POS 0 0 SIZE 256 256
+EXPECT framebuffer IDX 1 1 SIZE 254 254 EQ_RGBA 15 0 0 0