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Code Issues Releases Activity

flatten color_values

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This commit is contained in:
Ameer J 2023-08-09 18:45:52 -04:00
parent 0f7220c9c8
commit 5c25712af9
1 changed files with 9 additions and 14 deletions
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23
src/video_core/host_shaders/astc_decoder.comp
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@ -457,8 +457,7 @@ void DecodeIntegerSequence(uint max_range, uint num_values) {
}
}
uvec4 color_values[8];
void DecodeColorValues(uvec4 modes, uint num_partitions, uint color_data_bits) {
void DecodeColorValues(uvec4 modes, uint num_partitions, uint color_data_bits, out uint color_values[32]) {
uint num_values = 0;
for (uint i = 0; i < num_partitions; i++) {
num_values += ((modes[i] >> 2) + 1) << 1;
@ -486,8 +485,7 @@ void DecodeColorValues(uvec4 modes, uint num_partitions, uint color_data_bits) {
A = ReplicateBitTo9((bitval & 1));
switch (encoding) {
case JUST_BITS:
color_values[out_index / 4][out_index % 4] = FastReplicateTo8(bitval, bitlen);
++out_index;
color_values[++out_index] = FastReplicateTo8(bitval, bitlen);
break;
case TRIT: {
D = QuintTritValue(val);
@ -566,8 +564,7 @@ void DecodeColorValues(uvec4 modes, uint num_partitions, uint color_data_bits) {
uint T = (D * C) + B;
T ^= A;
T = (A & 0x80) | (T >> 2);
color_values[out_index / 4][out_index % 4] = T;
++out_index;
color_values[++out_index] = T;
}
}
}
@ -592,19 +589,17 @@ ivec4 BlueContract(int a, int r, int g, int b) {
return ivec4(a, (r + b) >> 1, (g + b) >> 1, b);
}
void ComputeEndpoints(out uvec4 ep1, out uvec4 ep2, uint color_endpoint_mode,
void ComputeEndpoints(out uvec4 ep1, out uvec4 ep2, uint color_endpoint_mode, uint color_values[32],
inout uint colvals_index) {
#define READ_UINT_VALUES(N) \
uvec4 V[2]; \
for (uint i = 0; i < N; i++) { \
V[i / 4][i % 4] = color_values[colvals_index / 4][colvals_index % 4]; \
++colvals_index; \
V[i / 4][i % 4] = color_values[++colvals_index]; \
}
#define READ_INT_VALUES(N) \
ivec4 V[2]; \
for (uint i = 0; i < N; i++) { \
V[i / 4][i % 4] = int(color_values[colvals_index / 4][colvals_index % 4]); \
++colvals_index; \
V[i / 4][i % 4] = int(color_values[++colvals_index]); \
}
switch (color_endpoint_mode) {
@ -1111,11 +1106,11 @@ void DecompressBlock(ivec3 coord) {
{
// This decode phase should at most push 32 elements into the vector
result_vector_max_index = 32;
uint color_values[32];
uint colvals_index = 0;
DecodeColorValues(color_endpoint_mode, num_partitions, color_data_bits);
DecodeColorValues(color_endpoint_mode, num_partitions, color_data_bits, color_values);
for (uint i = 0; i < num_partitions; i++) {
ComputeEndpoints(endpoints0[i], endpoints1[i], color_endpoint_mode[i],
ComputeEndpoints(endpoints0[i], endpoints1[i], color_endpoint_mode[i], color_values,
colvals_index);
}
}