remove TexelWeightParams
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75ac7845ce
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fd2051b401
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@ -36,12 +36,6 @@ struct EncodingData {
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uint data;
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};
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struct TexelWeightParams {
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uvec2 size;
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uint max_weight;
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bool dual_plane;
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};
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layout(binding = BINDING_INPUT_BUFFER, std430) readonly restrict buffer InputBufferU32 {
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uvec4 astc_data[];
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};
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@ -1026,59 +1020,50 @@ bool IsError(uint mode) {
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return false;
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}
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TexelWeightParams DecodeBlockInfo(uint mode) {
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TexelWeightParams params = TexelWeightParams(uvec2(0), 0, false);
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uvec2 DecodeBlockSize(uint mode) {
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uint A, B;
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uint mode_layout = FindLayout(mode);
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switch (mode_layout) {
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switch (FindLayout(mode)) {
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case 0:
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A = (mode >> 5) & 0x3;
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B = (mode >> 7) & 0x3;
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params.size = uvec2(B + 4, A + 2);
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break;
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return uvec2(B + 4, A + 2);
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case 1:
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A = (mode >> 5) & 0x3;
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B = (mode >> 7) & 0x3;
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params.size = uvec2(B + 8, A + 2);
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break;
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return uvec2(B + 8, A + 2);
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case 2:
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A = (mode >> 5) & 0x3;
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B = (mode >> 7) & 0x3;
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params.size = uvec2(A + 2, B + 8);
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break;
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return uvec2(A + 2, B + 8);
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case 3:
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A = (mode >> 5) & 0x3;
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B = (mode >> 7) & 0x1;
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params.size = uvec2(A + 2, B + 6);
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break;
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return uvec2(A + 2, B + 6);
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case 4:
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A = (mode >> 5) & 0x3;
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B = (mode >> 7) & 0x1;
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params.size = uvec2(B + 2, A + 2);
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break;
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return uvec2(B + 2, A + 2);
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case 5:
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A = (mode >> 5) & 0x3;
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params.size = uvec2(12, A + 2);
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break;
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return uvec2(12, A + 2);
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case 6:
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A = (mode >> 5) & 0x3;
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params.size = uvec2(A + 2, 12);
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break;
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return uvec2(A + 2, 12);
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case 7:
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params.size = uvec2(6, 10);
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break;
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return uvec2(6, 10);
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case 8:
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params.size = uvec2(10, 6);
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break;
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return uvec2(10, 6);
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case 9:
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A = (mode >> 5) & 0x3;
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B = (mode >> 9) & 0x3;
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params.size = uvec2(A + 6, B + 6);
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break;
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return uvec2(A + 6, B + 6);
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default:
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break;
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return uvec2(0);
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}
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params.dual_plane = (mode_layout != 9) && ((mode & 0x400) != 0);
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}
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uint DecodeMaxWeight(uint mode) {
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const uint mode_layout = FindLayout(mode);
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uint weight_index = (mode & 0x10) != 0 ? 1 : 0;
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if (mode_layout < 5) {
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weight_index |= (mode & 0x3) << 1;
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@ -1089,14 +1074,11 @@ TexelWeightParams DecodeBlockInfo(uint mode) {
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if ((mode_layout != 9) && ((mode & 0x200) != 0)) {
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weight_index += 6;
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}
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params.max_weight = weight_index + 1;
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return params;
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return weight_index + 1;
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}
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void DecompressBlock(ivec3 coord) {
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uint mode = StreamBits(11);
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const TexelWeightParams params = DecodeBlockInfo(mode);
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if (IsError(mode)) {
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FillError(coord);
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return;
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@ -1106,12 +1088,15 @@ void DecompressBlock(ivec3 coord) {
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FillVoidExtentLDR(coord);
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return;
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}
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if ((params.size.x > block_dims.x) || (params.size.y > block_dims.y)) {
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const uvec2 size_params = DecodeBlockSize(mode);
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if ((size_params.x > block_dims.x) || (size_params.y > block_dims.y)) {
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FillError(coord);
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return;
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}
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const uint num_partitions = StreamBits(2) + 1;
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if (num_partitions > 4 || (num_partitions == 4 && params.dual_plane)) {
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const uint mode_layout = FindLayout(mode);
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const bool dual_plane = (mode_layout != 9) && ((mode & 0x400) != 0);
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if (num_partitions > 4 || (num_partitions == 4 && dual_plane)) {
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FillError(coord);
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return;
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}
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@ -1127,7 +1112,8 @@ void DecompressBlock(ivec3 coord) {
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base_cem = StreamBits(6);
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}
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const uint base_mode = base_cem & 3;
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const uint weight_bits = GetPackedBitSize(params.size, params.dual_plane, params.max_weight);
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const uint max_weight = DecodeMaxWeight(mode);
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const uint weight_bits = GetPackedBitSize(size_params, dual_plane, max_weight);
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uint remaining_bits = 128 - weight_bits - total_bitsread;
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uint extra_cem_bits = 0;
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if (base_mode > 0) {
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@ -1146,7 +1132,7 @@ void DecompressBlock(ivec3 coord) {
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}
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}
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remaining_bits -= extra_cem_bits;
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const uint plane_selector_bits = params.dual_plane ? 2 : 0;
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const uint plane_selector_bits = dual_plane ? 2 : 0;
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remaining_bits -= plane_selector_bits;
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if (remaining_bits > 128) {
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// Bad data, more remaining bits than 4 bytes
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@ -1198,7 +1184,6 @@ void DecompressBlock(ivec3 coord) {
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// This decode phase should at most push 32 elements into the vector
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result_vector_max_index = 32;
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// uvec4 color_values[8];
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uint colvals_index = 0;
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DecodeColorValues(color_endpoint_mode, num_partitions, color_data_bits);
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for (uint i = 0; i < num_partitions; i++) {
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@ -1226,13 +1211,13 @@ void DecompressBlock(ivec3 coord) {
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result_limit_reached = false;
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// The limit for the Unquantize phase, avoids decoding more data than needed.
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result_vector_max_index = params.size.x * params.size.y;
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if (params.dual_plane) {
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result_vector_max_index = size_params.x * size_params.y;
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if (dual_plane) {
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result_vector_max_index *= 2;
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}
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DecodeIntegerSequence(params.max_weight, GetNumWeightValues(params.size, params.dual_plane));
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DecodeIntegerSequence(max_weight, GetNumWeightValues(size_params, dual_plane));
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UnquantizeTexelWeights(params.size, params.dual_plane);
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UnquantizeTexelWeights(size_params, dual_plane);
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for (uint j = 0; j < block_dims.y; j++) {
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for (uint i = 0; i < block_dims.x; i++) {
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uint local_partition = 0;
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@ -1247,7 +1232,7 @@ void DecompressBlock(ivec3 coord) {
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const uint vector_index = weight_offset % 4;
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const uint primary_weight = unquantized_texel_weights[array_index][vector_index];
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uvec4 weight_vec = uvec4(primary_weight);
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if (params.dual_plane) {
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if (dual_plane) {
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const uint secondary_weight_offset = (j * block_dims.x + i) + ARRAY_NUM_ELEMENTS;
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const uint secondary_array_index = secondary_weight_offset / 4;
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const uint secondary_vector_index = secondary_weight_offset % 4;
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