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author | ReinUsesLisp <reinuseslisp@airmail.cc> | 2021-02-17 00:52:12 +0100 |
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committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-07-23 03:51:22 +0200 |
commit | c67d64365a712830fe140dd36e24e2efd9b8a812 (patch) | |
tree | 9287589f2b72d1cbd0cb113c2024b2bc531408c3 /src/video_core/shader/transform_feedback.cpp | |
parent | shader: Add XMAD multiplication folding optimization (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/video_core/shader/transform_feedback.cpp | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/src/video_core/shader/transform_feedback.cpp b/src/video_core/shader/transform_feedback.cpp deleted file mode 100644 index 22a933761..000000000 --- a/src/video_core/shader/transform_feedback.cpp +++ /dev/null @@ -1,115 +0,0 @@ -// Copyright 2020 yuzu Emulator Project -// Licensed under GPLv2 or any later version -// Refer to the license.txt file included. - -#include <algorithm> -#include <array> -#include <unordered_map> - -#include "common/assert.h" -#include "common/common_types.h" -#include "video_core/engines/maxwell_3d.h" -#include "video_core/shader/registry.h" -#include "video_core/shader/transform_feedback.h" - -namespace VideoCommon::Shader { - -namespace { - -using Maxwell = Tegra::Engines::Maxwell3D::Regs; - -// TODO(Rodrigo): Change this to constexpr std::unordered_set in C++20 - -/// Attribute offsets that describe a vector -constexpr std::array VECTORS = { - 28, // gl_Position - 32, // Generic 0 - 36, // Generic 1 - 40, // Generic 2 - 44, // Generic 3 - 48, // Generic 4 - 52, // Generic 5 - 56, // Generic 6 - 60, // Generic 7 - 64, // Generic 8 - 68, // Generic 9 - 72, // Generic 10 - 76, // Generic 11 - 80, // Generic 12 - 84, // Generic 13 - 88, // Generic 14 - 92, // Generic 15 - 96, // Generic 16 - 100, // Generic 17 - 104, // Generic 18 - 108, // Generic 19 - 112, // Generic 20 - 116, // Generic 21 - 120, // Generic 22 - 124, // Generic 23 - 128, // Generic 24 - 132, // Generic 25 - 136, // Generic 26 - 140, // Generic 27 - 144, // Generic 28 - 148, // Generic 29 - 152, // Generic 30 - 156, // Generic 31 - 160, // gl_FrontColor - 164, // gl_FrontSecondaryColor - 160, // gl_BackColor - 164, // gl_BackSecondaryColor - 192, // gl_TexCoord[0] - 196, // gl_TexCoord[1] - 200, // gl_TexCoord[2] - 204, // gl_TexCoord[3] - 208, // gl_TexCoord[4] - 212, // gl_TexCoord[5] - 216, // gl_TexCoord[6] - 220, // gl_TexCoord[7] -}; -} // namespace - -std::unordered_map<u8, VaryingTFB> BuildTransformFeedback(const GraphicsInfo& info) { - - std::unordered_map<u8, VaryingTFB> tfb; - - for (std::size_t buffer = 0; buffer < Maxwell::NumTransformFeedbackBuffers; ++buffer) { - const auto& locations = info.tfb_varying_locs[buffer]; - const auto& layout = info.tfb_layouts[buffer]; - const std::size_t varying_count = layout.varying_count; - - std::size_t highest = 0; - - for (std::size_t offset = 0; offset < varying_count; ++offset) { - const std::size_t base_offset = offset; - const u8 location = locations[offset]; - - VaryingTFB varying; - varying.buffer = layout.stream; - varying.stride = layout.stride; - varying.offset = offset * sizeof(u32); - varying.components = 1; - - if (std::find(VECTORS.begin(), VECTORS.end(), location / 4 * 4) != VECTORS.end()) { - UNIMPLEMENTED_IF_MSG(location % 4 != 0, "Unaligned TFB"); - - const u8 base_index = location / 4; - while (offset + 1 < varying_count && base_index == locations[offset + 1] / 4) { - ++offset; - ++varying.components; - } - } - - [[maybe_unused]] const bool inserted = tfb.emplace(location, varying).second; - UNIMPLEMENTED_IF_MSG(!inserted, "Varying already stored"); - - highest = std::max(highest, (base_offset + varying.components) * sizeof(u32)); - } - - UNIMPLEMENTED_IF(highest != layout.stride); - } - return tfb; -} - -} // namespace VideoCommon::Shader |