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authorAmeer J <52414509+ameerj@users.noreply.github.com>2023-07-30 18:26:48 +0200
committerAmeer J <52414509+ameerj@users.noreply.github.com>2023-08-06 20:54:57 +0200
commitac09cc3504fd9c2e256377f75e7ecb187c4bb6f7 (patch)
tree1a64799c9f35653539cd5a51ca4e001dd51a0244 /src/video_core
parentparams.max_weight (diff)
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Diffstat (limited to 'src/video_core')
-rw-r--r--src/video_core/host_shaders/astc_decoder.comp48
1 files changed, 22 insertions, 26 deletions
diff --git a/src/video_core/host_shaders/astc_decoder.comp b/src/video_core/host_shaders/astc_decoder.comp
index a814ef483..b84ddd67d 100644
--- a/src/video_core/host_shaders/astc_decoder.comp
+++ b/src/video_core/host_shaders/astc_decoder.comp
@@ -116,8 +116,6 @@ const uint REPLICATE_7_BIT_TO_8_TABLE[128] =
237, 239, 241, 243, 245, 247, 249, 251, 253, 255);
// Input ASTC texture globals
-uint current_index = 0;
-int bitsread = 0;
int total_bitsread = 0;
uvec4 local_buff;
@@ -144,13 +142,6 @@ int texel_vector_index = 0;
uint unquantized_texel_weights[2][144];
-uint SwizzleOffset(uvec2 pos) {
- uint x = pos.x;
- uint y = pos.y;
- return ((x % 64) / 32) * 256 + ((y % 8) / 2) * 64 + ((x % 32) / 16) * 32 +
- (y % 2) * 16 + (x % 16);
-}
-
// Replicates low num_bits such that [(to_bit - 1):(to_bit - 1 - from_bit)]
// is the same as [(num_bits - 1):0] and repeats all the way down.
uint Replicate(uint val, uint num_bits, uint to_bit) {
@@ -1224,33 +1215,40 @@ void DecompressBlock(ivec3 coord) {
uint local_partition = 0;
if (num_partitions > 1) {
local_partition = Select2DPartition(partition_index, i, j, num_partitions,
- (block_dims.y * block_dims.x) < 32);
+ (block_dims.y * block_dims.x) < 32);
}
- vec4 p;
- uvec4 C0 = ReplicateByteTo16(endpoints[local_partition][0]);
- uvec4 C1 = ReplicateByteTo16(endpoints[local_partition][1]);
- uvec4 plane_vec = uvec4(0);
- uvec4 weight_vec = uvec4(0);
- for (uint c = 0; c < 4; c++) {
- if (params.dual_plane && (((plane_index + 1) & 3) == c)) {
- plane_vec[c] = 1;
+ const uvec4 C0 = ReplicateByteTo16(endpoints[local_partition][0]);
+ const uvec4 C1 = ReplicateByteTo16(endpoints[local_partition][1]);
+ const uint weight_offset = (j * block_dims.x + i);
+ const uint primary_weight = unquantized_texel_weights[weight_offset][0];
+ uvec4 weight_vec = uvec4(primary_weight);
+ if (params.dual_plane) {
+ const uint secondary_weight = unquantized_texel_weights[weight_offset][1];
+ for (uint c = 0; c < 4; c++) {
+ const bool is_secondary = ((plane_index + 1u) & 3u) == c;
+ weight_vec[c] = is_secondary ? secondary_weight : primary_weight;
}
- weight_vec[c] = unquantized_texel_weights[plane_vec[c]][j * block_dims.x + i];
}
- vec4 Cf = vec4((C0 * (uvec4(64) - weight_vec) + C1 * weight_vec + uvec4(32)) / 64);
- p = (Cf / 65535.0);
+ const vec4 Cf =
+ vec4((C0 * (uvec4(64) - weight_vec) + C1 * weight_vec + uvec4(32)) / 64);
+ const vec4 p = (Cf / 65535.0);
imageStore(dest_image, coord + ivec3(i, j, 0), p.gbar);
}
}
}
+
+uint SwizzleOffset(uvec2 pos) {
+ uint x = pos.x;
+ uint y = pos.y;
+ return ((x % 64) / 32) * 256 + ((y % 8) / 2) * 64 + ((x % 32) / 16) * 32 +
+ (y % 2) * 16 + (x % 16);
+}
+
void main() {
uvec3 pos = gl_GlobalInvocationID;
pos.x <<= BYTES_PER_BLOCK_LOG2;
-
- // Read as soon as possible due to its latency
const uint swizzle = SwizzleOffset(pos.xy);
-
const uint block_y = pos.y >> GOB_SIZE_Y_SHIFT;
uint offset = 0;
@@ -1264,8 +1262,6 @@ void main() {
if (any(greaterThanEqual(coord, imageSize(dest_image)))) {
return;
}
- current_index = 0;
- bitsread = 0;
local_buff = astc_data[offset / 16];
DecompressBlock(coord);
}