From 75ac7845ce2f9fe46602eeac03207040659e6bc9 Mon Sep 17 00:00:00 2001 From: Ameer J <52414509+ameerj@users.noreply.github.com> Date: Tue, 1 Aug 2023 23:33:47 -0400 Subject: [PATCH] error/void extent funcs --- src/video_core/host_shaders/astc_decoder.comp | 91 +++++++++---------- 1 file changed, 43 insertions(+), 48 deletions(-) diff --git a/src/video_core/host_shaders/astc_decoder.comp b/src/video_core/host_shaders/astc_decoder.comp index 0e611ede5..63b3d9f44 100644 --- a/src/video_core/host_shaders/astc_decoder.comp +++ b/src/video_core/host_shaders/astc_decoder.comp @@ -40,9 +40,6 @@ struct TexelWeightParams { uvec2 size; uint max_weight; bool dual_plane; - bool error_state; - bool void_extent_ldr; - bool void_extent_hdr; }; layout(binding = BINDING_INPUT_BUFFER, std430) readonly restrict buffer InputBufferU32 { @@ -983,28 +980,54 @@ int FindLayout(uint mode) { return 5; } -TexelWeightParams DecodeBlockInfo() { - TexelWeightParams params = TexelWeightParams(uvec2(0), 0, false, false, false, false); - uint mode = StreamBits(11); + +void FillError(ivec3 coord) { + for (uint j = 0; j < block_dims.y; j++) { + for (uint i = 0; i < block_dims.x; i++) { + imageStore(dest_image, coord + ivec3(i, j, 0), vec4(0.0, 0.0, 0.0, 0.0)); + } + } +} + +void FillVoidExtentLDR(ivec3 coord) { + SkipBits(52); + const uint r_u = StreamBits(16); + const uint g_u = StreamBits(16); + const uint b_u = StreamBits(16); + const uint a_u = StreamBits(16); + const float a = float(a_u) / 65535.0f; + const float r = float(r_u) / 65535.0f; + const float g = float(g_u) / 65535.0f; + const float b = float(b_u) / 65535.0f; + for (uint j = 0; j < block_dims.y; j++) { + for (uint i = 0; i < block_dims.x; i++) { + imageStore(dest_image, coord + ivec3(i, j, 0), vec4(r, g, b, a)); + } + } +} + +bool IsError(uint mode) { if ((mode & 0x1ff) == 0x1fc) { if ((mode & 0x200) != 0) { - params.void_extent_hdr = true; - } else { - params.void_extent_ldr = true; + // params.void_extent_hdr = true; + return true; } if ((mode & 0x400) == 0 || StreamBits(1) == 0) { - params.error_state = true; + return true; } - return params; + return false; } if ((mode & 0xf) == 0) { - params.error_state = true; - return params; + return true; } if ((mode & 3) == 0 && (mode & 0x1c0) == 0x1c0) { - params.error_state = true; - return params; + return true; } + return false; +} + +TexelWeightParams DecodeBlockInfo(uint mode) { + TexelWeightParams params = TexelWeightParams(uvec2(0), 0, false); uint A, B; uint mode_layout = FindLayout(mode); switch (mode_layout) { @@ -1053,7 +1076,6 @@ TexelWeightParams DecodeBlockInfo() { params.size = uvec2(A + 6, B + 6); break; default: - params.error_state = true; break; } params.dual_plane = (mode_layout != 9) && ((mode & 0x400) != 0); @@ -1072,42 +1094,15 @@ TexelWeightParams DecodeBlockInfo() { return params; } -void FillError(ivec3 coord) { - for (uint j = 0; j < block_dims.y; j++) { - for (uint i = 0; i < block_dims.x; i++) { - imageStore(dest_image, coord + ivec3(i, j, 0), vec4(0.0, 0.0, 0.0, 0.0)); - } - } -} - -void FillVoidExtentLDR(ivec3 coord) { - SkipBits(52); - const uint r_u = StreamBits(16); - const uint g_u = StreamBits(16); - const uint b_u = StreamBits(16); - const uint a_u = StreamBits(16); - const float a = float(a_u) / 65535.0f; - const float r = float(r_u) / 65535.0f; - const float g = float(g_u) / 65535.0f; - const float b = float(b_u) / 65535.0f; - for (uint j = 0; j < block_dims.y; j++) { - for (uint i = 0; i < block_dims.x; i++) { - imageStore(dest_image, coord + ivec3(i, j, 0), vec4(r, g, b, a)); - } - } -} - void DecompressBlock(ivec3 coord) { - const TexelWeightParams params = DecodeBlockInfo(); - if (params.error_state) { + uint mode = StreamBits(11); + const TexelWeightParams params = DecodeBlockInfo(mode); + if (IsError(mode)) { FillError(coord); return; } - if (params.void_extent_hdr) { - FillError(coord); - return; - } - if (params.void_extent_ldr) { + if ((mode & 0x1ff) == 0x1fc) { + // params.void_extent_ldr = true; FillVoidExtentLDR(coord); return; }