105 lines
2.9 KiB
GLSL
105 lines
2.9 KiB
GLSL
#version 310 es
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precision mediump float;
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struct Params {
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uint filterDim;
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uint blockDim;
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};
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layout (binding = 1) uniform Params_1 {
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uint filterDim;
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uint blockDim;
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} params;
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uniform highp sampler2D inputTex;
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uniform highp writeonly image2D outputTex;
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struct Flip {
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uint value;
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};
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layout (binding = 3) uniform Flip_1 {
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uint value;
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} flip;
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shared vec3 tile[4][256];
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struct tint_symbol_2 {
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uvec3 LocalInvocationID;
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uint local_invocation_index;
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uvec3 WorkGroupID;
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};
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void tint_symbol_inner(uvec3 WorkGroupID, uvec3 LocalInvocationID, uint local_invocation_index) {
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{
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for(uint idx = local_invocation_index; (idx < 1024u); idx = (idx + 64u)) {
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uint i_1 = (idx / 256u);
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uint i_2 = (idx % 256u);
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tile[i_1][i_2] = vec3(0.0f, 0.0f, 0.0f);
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}
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}
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memoryBarrierShared();
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uint filterOffset = ((params.filterDim - 1u) / 2u);
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ivec2 dims = textureSize(inputTex, 0);
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ivec2 baseIndex = (ivec2(((WorkGroupID.xy * uvec2(params.blockDim, 4u)) + (LocalInvocationID.xy * uvec2(4u, 1u)))) - ivec2(int(filterOffset), 0));
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{
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for(uint r = 0u; (r < 4u); r = (r + 1u)) {
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{
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for(uint c = 0u; (c < 4u); c = (c + 1u)) {
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ivec2 loadIndex = (baseIndex + ivec2(int(c), int(r)));
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if ((flip.value != 0u)) {
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loadIndex = loadIndex.yx;
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}
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tile[r][((4u * LocalInvocationID.x) + c)] = textureLod(inputTex, ((vec2(loadIndex) + vec2(0.25f, 0.25f)) / vec2(dims)), 0.0f).rgb;
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}
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}
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}
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}
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memoryBarrierShared();
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{
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for(uint r = 0u; (r < 4u); r = (r + 1u)) {
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{
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for(uint c = 0u; (c < 4u); c = (c + 1u)) {
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ivec2 writeIndex = (baseIndex + ivec2(int(c), int(r)));
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if ((flip.value != 0u)) {
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writeIndex = writeIndex.yx;
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}
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uint center = ((4u * LocalInvocationID.x) + c);
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bool tint_tmp_1 = (center >= filterOffset);
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if (tint_tmp_1) {
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tint_tmp_1 = (center < (256u - filterOffset));
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}
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bool tint_tmp = (tint_tmp_1);
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if (tint_tmp) {
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tint_tmp = all(lessThan(writeIndex, dims));
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}
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if ((tint_tmp)) {
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vec3 acc = vec3(0.0f, 0.0f, 0.0f);
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{
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for(uint f = 0u; (f < params.filterDim); f = (f + 1u)) {
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uint i = ((center + f) - filterOffset);
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acc = (acc + ((1.0f / float(params.filterDim)) * tile[r][i]));
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}
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}
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imageStore(outputTex, writeIndex, vec4(acc, 1.0f));
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}
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}
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}
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}
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}
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}
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layout(local_size_x = 64, local_size_y = 1, local_size_z = 1) in;
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void tint_symbol(tint_symbol_2 tint_symbol_1) {
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tint_symbol_inner(tint_symbol_1.WorkGroupID, tint_symbol_1.LocalInvocationID, tint_symbol_1.local_invocation_index);
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return;
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}
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void main() {
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tint_symbol_2 inputs;
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inputs.LocalInvocationID = gl_LocalInvocationID;
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inputs.local_invocation_index = uint(gl_LocalInvocationIndex);
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inputs.WorkGroupID = gl_WorkGroupID;
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tint_symbol(inputs);
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}
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