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30 changes: 9 additions & 21 deletions backends/vulkan/runtime/graph/ops/glsl/max_pool2d.glsl
Original file line number Diff line number Diff line change
Expand Up @@ -15,24 +15,12 @@

layout(std430) buffer;

layout(set = 0, binding = 0, ${IMAGE_FORMAT[DTYPE]}) uniform PRECISION restrict writeonly ${IMAGE_T[NDIM][DTYPE]} image_out;
layout(set = 0, binding = 1, ${IMAGE_FORMAT["int"]}) uniform PRECISION restrict writeonly ${IMAGE_T[NDIM]["int"]} image_idx;
layout(set = 0, binding = 2) uniform PRECISION sampler3D image_in;

layout(set = 0, binding = 3) uniform PRECISION restrict OutLimits {
ivec3 out_limits;
};

layout(set = 0, binding = 4) uniform PRECISION restrict InSizes {
ivec4 in_sizes;
};

layout(set = 0, binding = 5) uniform PRECISION restrict Params {
ivec2 kernel_size;
ivec2 stride;
ivec2 padding;
ivec2 dilation;
};
${layout_declare_tensor(B, "w", "t_out", DTYPE, STORAGE)}
${layout_declare_tensor(B, "w", "t_idx", "int", STORAGE)}
${layout_declare_tensor(B, "r", "t_in", DTYPE, STORAGE)}
${layout_declare_ubo(B, "ivec3", "out_limits")}
${layout_declare_ubo(B, "ivec4", "in_sizes")}
${layout_declare_ubo(B, "ivec2", "kernel_size", "ivec2", "stride", "ivec2", "padding", "ivec2", "dilation")}

layout(local_size_x_id = 0, local_size_y_id = 1, local_size_z_id = 2) in;

Expand All @@ -54,7 +42,7 @@ void main() {
for (int y = start.y; y < end.y; y += dilation.y) {
for (int x = start.x; x < end.x; x += dilation.x) {
if ((x >= 0 && x < in_sizes.x) && (y >= 0 && y < in_sizes.y)) {
const vec4 cur_texel = texelFetch(image_in, ivec3(x, y, pos.z), 0);
const vec4 cur_texel = load_texel(t_in, ivec3(x, y, pos.z));

// Set idx if value is greatest in the pool; else, keep the existing idx.
ivec4 cur_idx = ivec4(x + int(in_sizes.x) * y);
Expand All @@ -66,6 +54,6 @@ void main() {
}
}

imageStore(image_out, pos, out_texel);
imageStore(image_idx, pos, idx_texel);
imageStore(t_out, pos, out_texel);
imageStore(t_idx, pos, idx_texel);
}
1 change: 1 addition & 0 deletions backends/vulkan/runtime/graph/ops/glsl/max_pool2d.yaml
Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@ max_pool2d:
parameter_names_with_default_values:
NDIM: 3
DTYPE: float
STORAGE: texture3d
generate_variant_forall:
DTYPE:
- VALUE: half
Expand Down
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