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https://git.suyu.dev/suyu/suyu.git
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fixed_pipeline_state: Pack blending state
Reduce FixedPipelineState's size to 364 bytes.
This commit is contained in:
ReinUsesLisp
parent
548dd27f45
commit
b571c92dfd
3 changed files with 227 additions and 98 deletions
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@ -95,71 +95,58 @@ void FixedPipelineState::Rasterizer::Fill(const Maxwell& regs) noexcept {
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std::memcpy(&point_size, ®s.point_size, sizeof(point_size)); // TODO: C++20 std::bit_cast
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}
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namespace {
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constexpr FixedPipelineState::BlendingAttachment GetBlendingAttachmentState(
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const Maxwell& regs, std::size_t render_target) {
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const auto& mask = regs.color_mask[regs.color_mask_common ? 0 : render_target];
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const std::array components = {mask.R != 0, mask.G != 0, mask.B != 0, mask.A != 0};
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const FixedPipelineState::BlendingAttachment default_blending(
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false, Maxwell::Blend::Equation::Add, Maxwell::Blend::Factor::One,
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Maxwell::Blend::Factor::Zero, Maxwell::Blend::Equation::Add, Maxwell::Blend::Factor::One,
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Maxwell::Blend::Factor::Zero, components);
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if (render_target >= regs.rt_control.count) {
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return default_blending;
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void FixedPipelineState::ColorBlending::Fill(const Maxwell& regs) noexcept {
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for (std::size_t index = 0; index < std::size(attachments); ++index) {
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attachments[index].Fill(regs, index);
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}
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}
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void FixedPipelineState::BlendingAttachment::Fill(const Maxwell& regs, std::size_t index) {
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const auto& mask = regs.color_mask[regs.color_mask_common ? 0 : index];
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raw = 0;
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mask_r.Assign(mask.R);
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mask_g.Assign(mask.G);
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mask_b.Assign(mask.B);
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mask_a.Assign(mask.A);
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// TODO: C++20 Use templated lambda to deduplicate code
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if (!regs.independent_blend_enable) {
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const auto& src = regs.blend;
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if (!src.enable[render_target]) {
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return default_blending;
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if (!src.enable[index]) {
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return;
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}
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return FixedPipelineState::BlendingAttachment(
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true, src.equation_rgb, src.factor_source_rgb, src.factor_dest_rgb, src.equation_a,
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src.factor_source_a, src.factor_dest_a, components);
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equation_rgb.Assign(PackBlendEquation(src.equation_rgb));
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equation_a.Assign(PackBlendEquation(src.equation_a));
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factor_source_rgb.Assign(PackBlendFactor(src.factor_source_rgb));
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factor_dest_rgb.Assign(PackBlendFactor(src.factor_dest_rgb));
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factor_source_a.Assign(PackBlendFactor(src.factor_source_a));
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factor_dest_a.Assign(PackBlendFactor(src.factor_dest_a));
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enable.Assign(1);
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return;
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}
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if (!regs.blend.enable[render_target]) {
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return default_blending;
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if (!regs.blend.enable[index]) {
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return;
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}
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const auto& src = regs.independent_blend[render_target];
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return FixedPipelineState::BlendingAttachment(
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true, src.equation_rgb, src.factor_source_rgb, src.factor_dest_rgb, src.equation_a,
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src.factor_source_a, src.factor_dest_a, components);
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const auto& src = regs.independent_blend[index];
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equation_rgb.Assign(PackBlendEquation(src.equation_rgb));
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equation_a.Assign(PackBlendEquation(src.equation_a));
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factor_source_rgb.Assign(PackBlendFactor(src.factor_source_rgb));
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factor_dest_rgb.Assign(PackBlendFactor(src.factor_dest_rgb));
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factor_source_a.Assign(PackBlendFactor(src.factor_source_a));
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factor_dest_a.Assign(PackBlendFactor(src.factor_dest_a));
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enable.Assign(1);
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}
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constexpr FixedPipelineState::ColorBlending GetColorBlendingState(const Maxwell& regs) {
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return FixedPipelineState::ColorBlending(
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{regs.blend_color.r, regs.blend_color.g, regs.blend_color.b, regs.blend_color.a},
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regs.rt_control.count,
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{GetBlendingAttachmentState(regs, 0), GetBlendingAttachmentState(regs, 1),
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GetBlendingAttachmentState(regs, 2), GetBlendingAttachmentState(regs, 3),
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GetBlendingAttachmentState(regs, 4), GetBlendingAttachmentState(regs, 5),
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GetBlendingAttachmentState(regs, 6), GetBlendingAttachmentState(regs, 7)});
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}
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} // Anonymous namespace
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std::size_t FixedPipelineState::BlendingAttachment::Hash() const noexcept {
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return static_cast<std::size_t>(enable) ^ (static_cast<std::size_t>(rgb_equation) << 5) ^
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(static_cast<std::size_t>(src_rgb_func) << 10) ^
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(static_cast<std::size_t>(dst_rgb_func) << 15) ^
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(static_cast<std::size_t>(a_equation) << 20) ^
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(static_cast<std::size_t>(src_a_func) << 25) ^
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(static_cast<std::size_t>(dst_a_func) << 30) ^
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(static_cast<std::size_t>(components[0]) << 35) ^
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(static_cast<std::size_t>(components[1]) << 36) ^
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(static_cast<std::size_t>(components[2]) << 37) ^
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(static_cast<std::size_t>(components[3]) << 38);
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return raw;
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}
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bool FixedPipelineState::BlendingAttachment::operator==(const BlendingAttachment& rhs) const
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noexcept {
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return std::tie(enable, rgb_equation, src_rgb_func, dst_rgb_func, a_equation, src_a_func,
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dst_a_func, components) ==
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std::tie(rhs.enable, rhs.rgb_equation, rhs.src_rgb_func, rhs.dst_rgb_func,
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rhs.a_equation, rhs.src_a_func, rhs.dst_a_func, rhs.components);
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return raw == rhs.raw;
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}
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std::size_t FixedPipelineState::VertexInput::Hash() const noexcept {
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@ -190,16 +177,15 @@ bool FixedPipelineState::DepthStencil::operator==(const DepthStencil& rhs) const
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}
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std::size_t FixedPipelineState::ColorBlending::Hash() const noexcept {
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std::size_t hash = attachments_count << 13;
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for (std::size_t rt = 0; rt < static_cast<std::size_t>(attachments_count); ++rt) {
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std::size_t hash = 0;
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for (std::size_t rt = 0; rt < std::size(attachments); ++rt) {
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boost::hash_combine(hash, attachments[rt].Hash());
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}
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return hash;
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}
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bool FixedPipelineState::ColorBlending::operator==(const ColorBlending& rhs) const noexcept {
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return std::equal(attachments.begin(), attachments.begin() + attachments_count,
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rhs.attachments.begin(), rhs.attachments.begin() + rhs.attachments_count);
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return attachments == rhs.attachments;
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}
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std::size_t FixedPipelineState::Hash() const noexcept {
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@ -220,7 +206,7 @@ FixedPipelineState GetFixedPipelineState(const Maxwell& regs) {
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FixedPipelineState fixed_state;
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fixed_state.rasterizer.Fill(regs);
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fixed_state.depth_stencil.Fill(regs);
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fixed_state.color_blending = GetColorBlendingState(regs);
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fixed_state.color_blending.Fill(regs);
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return fixed_state;
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}
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@ -312,4 +298,121 @@ Maxwell::LogicOperation FixedPipelineState::UnpackLogicOp(u32 packed) noexcept {
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return static_cast<Maxwell::LogicOperation>(packed + 0x1500);
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}
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u32 FixedPipelineState::PackBlendEquation(Maxwell::Blend::Equation equation) noexcept {
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switch (equation) {
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case Maxwell::Blend::Equation::Add:
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case Maxwell::Blend::Equation::AddGL:
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return 0;
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case Maxwell::Blend::Equation::Subtract:
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case Maxwell::Blend::Equation::SubtractGL:
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return 1;
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case Maxwell::Blend::Equation::ReverseSubtract:
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case Maxwell::Blend::Equation::ReverseSubtractGL:
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return 2;
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case Maxwell::Blend::Equation::Min:
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case Maxwell::Blend::Equation::MinGL:
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return 3;
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case Maxwell::Blend::Equation::Max:
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case Maxwell::Blend::Equation::MaxGL:
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return 4;
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}
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return 0;
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}
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Maxwell::Blend::Equation FixedPipelineState::UnpackBlendEquation(u32 packed) noexcept {
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static constexpr std::array LUT = {
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Maxwell::Blend::Equation::Add, Maxwell::Blend::Equation::Subtract,
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Maxwell::Blend::Equation::ReverseSubtract, Maxwell::Blend::Equation::Min,
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Maxwell::Blend::Equation::Max};
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return LUT[packed];
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}
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u32 FixedPipelineState::PackBlendFactor(Maxwell::Blend::Factor factor) noexcept {
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switch (factor) {
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case Maxwell::Blend::Factor::Zero:
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case Maxwell::Blend::Factor::ZeroGL:
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return 0;
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case Maxwell::Blend::Factor::One:
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case Maxwell::Blend::Factor::OneGL:
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return 1;
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case Maxwell::Blend::Factor::SourceColor:
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case Maxwell::Blend::Factor::SourceColorGL:
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return 2;
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case Maxwell::Blend::Factor::OneMinusSourceColor:
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case Maxwell::Blend::Factor::OneMinusSourceColorGL:
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return 3;
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case Maxwell::Blend::Factor::SourceAlpha:
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case Maxwell::Blend::Factor::SourceAlphaGL:
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return 4;
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case Maxwell::Blend::Factor::OneMinusSourceAlpha:
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case Maxwell::Blend::Factor::OneMinusSourceAlphaGL:
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return 5;
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case Maxwell::Blend::Factor::DestAlpha:
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case Maxwell::Blend::Factor::DestAlphaGL:
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return 6;
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case Maxwell::Blend::Factor::OneMinusDestAlpha:
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case Maxwell::Blend::Factor::OneMinusDestAlphaGL:
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return 7;
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case Maxwell::Blend::Factor::DestColor:
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case Maxwell::Blend::Factor::DestColorGL:
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return 8;
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case Maxwell::Blend::Factor::OneMinusDestColor:
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case Maxwell::Blend::Factor::OneMinusDestColorGL:
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return 9;
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case Maxwell::Blend::Factor::SourceAlphaSaturate:
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case Maxwell::Blend::Factor::SourceAlphaSaturateGL:
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return 10;
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case Maxwell::Blend::Factor::Source1Color:
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case Maxwell::Blend::Factor::Source1ColorGL:
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return 11;
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case Maxwell::Blend::Factor::OneMinusSource1Color:
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case Maxwell::Blend::Factor::OneMinusSource1ColorGL:
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return 12;
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case Maxwell::Blend::Factor::Source1Alpha:
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case Maxwell::Blend::Factor::Source1AlphaGL:
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return 13;
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case Maxwell::Blend::Factor::OneMinusSource1Alpha:
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case Maxwell::Blend::Factor::OneMinusSource1AlphaGL:
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return 14;
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case Maxwell::Blend::Factor::ConstantColor:
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case Maxwell::Blend::Factor::ConstantColorGL:
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return 15;
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case Maxwell::Blend::Factor::OneMinusConstantColor:
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case Maxwell::Blend::Factor::OneMinusConstantColorGL:
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return 16;
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case Maxwell::Blend::Factor::ConstantAlpha:
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case Maxwell::Blend::Factor::ConstantAlphaGL:
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return 17;
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case Maxwell::Blend::Factor::OneMinusConstantAlpha:
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case Maxwell::Blend::Factor::OneMinusConstantAlphaGL:
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return 18;
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}
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return 0;
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}
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Maxwell::Blend::Factor FixedPipelineState::UnpackBlendFactor(u32 packed) noexcept {
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static constexpr std::array LUT = {
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Maxwell::Blend::Factor::Zero,
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Maxwell::Blend::Factor::One,
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Maxwell::Blend::Factor::SourceColor,
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Maxwell::Blend::Factor::OneMinusSourceColor,
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Maxwell::Blend::Factor::SourceAlpha,
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Maxwell::Blend::Factor::OneMinusSourceAlpha,
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Maxwell::Blend::Factor::DestAlpha,
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Maxwell::Blend::Factor::OneMinusDestAlpha,
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Maxwell::Blend::Factor::DestColor,
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Maxwell::Blend::Factor::OneMinusDestColor,
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Maxwell::Blend::Factor::SourceAlphaSaturate,
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Maxwell::Blend::Factor::Source1Color,
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Maxwell::Blend::Factor::OneMinusSource1Color,
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Maxwell::Blend::Factor::Source1Alpha,
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Maxwell::Blend::Factor::OneMinusSource1Alpha,
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Maxwell::Blend::Factor::ConstantColor,
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Maxwell::Blend::Factor::OneMinusConstantColor,
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Maxwell::Blend::Factor::ConstantAlpha,
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Maxwell::Blend::Factor::OneMinusConstantAlpha,
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};
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return LUT[packed];
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}
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} // namespace Vulkan
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@ -42,27 +42,29 @@ struct FixedPipelineState {
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static u32 PackLogicOp(Maxwell::LogicOperation op) noexcept;
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static Maxwell::LogicOperation UnpackLogicOp(u32 packed) noexcept;
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struct BlendingAttachment {
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constexpr BlendingAttachment(bool enable, Maxwell::Blend::Equation rgb_equation,
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Maxwell::Blend::Factor src_rgb_func,
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Maxwell::Blend::Factor dst_rgb_func,
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Maxwell::Blend::Equation a_equation,
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Maxwell::Blend::Factor src_a_func,
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Maxwell::Blend::Factor dst_a_func,
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std::array<bool, 4> components)
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: enable{enable}, rgb_equation{rgb_equation}, src_rgb_func{src_rgb_func},
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dst_rgb_func{dst_rgb_func}, a_equation{a_equation}, src_a_func{src_a_func},
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dst_a_func{dst_a_func}, components{components} {}
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BlendingAttachment() = default;
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static u32 PackBlendEquation(Maxwell::Blend::Equation equation) noexcept;
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static Maxwell::Blend::Equation UnpackBlendEquation(u32 packed) noexcept;
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bool enable;
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Maxwell::Blend::Equation rgb_equation;
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Maxwell::Blend::Factor src_rgb_func;
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Maxwell::Blend::Factor dst_rgb_func;
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Maxwell::Blend::Equation a_equation;
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Maxwell::Blend::Factor src_a_func;
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Maxwell::Blend::Factor dst_a_func;
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std::array<bool, 4> components;
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static u32 PackBlendFactor(Maxwell::Blend::Factor factor) noexcept;
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static Maxwell::Blend::Factor UnpackBlendFactor(u32 packed) noexcept;
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struct BlendingAttachment {
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union {
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u32 raw;
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BitField<0, 1, u32> mask_r;
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BitField<1, 1, u32> mask_g;
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BitField<2, 1, u32> mask_b;
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BitField<3, 1, u32> mask_a;
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BitField<4, 3, u32> equation_rgb;
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BitField<7, 3, u32> equation_a;
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BitField<10, 5, u32> factor_source_rgb;
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BitField<15, 5, u32> factor_dest_rgb;
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BitField<20, 5, u32> factor_source_a;
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BitField<25, 5, u32> factor_dest_a;
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BitField<30, 1, u32> enable;
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};
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void Fill(const Maxwell& regs, std::size_t index);
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std::size_t Hash() const noexcept;
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@ -71,7 +73,36 @@ struct FixedPipelineState {
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bool operator!=(const BlendingAttachment& rhs) const noexcept {
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return !operator==(rhs);
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}
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constexpr std::array<bool, 4> Mask() const noexcept {
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return {mask_r != 0, mask_g != 0, mask_b != 0, mask_a != 0};
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}
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Maxwell::Blend::Equation EquationRGB() const noexcept {
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return UnpackBlendEquation(equation_rgb.Value());
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}
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Maxwell::Blend::Equation EquationAlpha() const noexcept {
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return UnpackBlendEquation(equation_a.Value());
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}
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Maxwell::Blend::Factor SourceRGBFactor() const noexcept {
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return UnpackBlendFactor(factor_source_rgb.Value());
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}
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Maxwell::Blend::Factor DestRGBFactor() const noexcept {
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return UnpackBlendFactor(factor_dest_rgb.Value());
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}
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Maxwell::Blend::Factor SourceAlphaFactor() const noexcept {
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return UnpackBlendFactor(factor_source_a.Value());
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}
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Maxwell::Blend::Factor DestAlphaFactor() const noexcept {
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return UnpackBlendFactor(factor_dest_a.Value());
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}
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};
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static_assert(IsHashable<BlendingAttachment>);
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struct VertexInput {
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union Binding {
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@ -231,15 +262,10 @@ struct FixedPipelineState {
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static_assert(IsHashable<DepthStencil>);
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struct ColorBlending {
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constexpr ColorBlending(
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std::array<float, 4> blend_constants, std::size_t attachments_count,
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std::array<BlendingAttachment, Maxwell::NumRenderTargets> attachments)
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: attachments_count{attachments_count}, attachments{attachments} {}
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ColorBlending() = default;
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std::size_t attachments_count;
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std::array<BlendingAttachment, Maxwell::NumRenderTargets> attachments;
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void Fill(const Maxwell& regs) noexcept;
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std::size_t Hash() const noexcept;
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bool operator==(const ColorBlending& rhs) const noexcept;
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@ -248,6 +274,7 @@ struct FixedPipelineState {
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return !operator==(rhs);
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}
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};
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static_assert(IsHashable<ColorBlending>);
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VertexInput vertex_input;
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Rasterizer rasterizer;
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@ -286,29 +286,28 @@ vk::Pipeline VKGraphicsPipeline::CreatePipeline(const RenderPassParams& renderpa
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depth_stencil_ci.maxDepthBounds = 0.0f;
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std::array<VkPipelineColorBlendAttachmentState, Maxwell::NumRenderTargets> cb_attachments;
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const std::size_t num_attachments =
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std::min(cd.attachments_count, renderpass_params.color_attachments.size());
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for (std::size_t i = 0; i < num_attachments; ++i) {
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static constexpr std::array component_table = {
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const std::size_t num_attachments = renderpass_params.color_attachments.size();
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for (std::size_t index = 0; index < num_attachments; ++index) {
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static constexpr std::array COMPONENT_TABLE = {
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VK_COLOR_COMPONENT_R_BIT, VK_COLOR_COMPONENT_G_BIT, VK_COLOR_COMPONENT_B_BIT,
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VK_COLOR_COMPONENT_A_BIT};
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const auto& blend = cd.attachments[i];
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const auto& blend = cd.attachments[index];
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VkColorComponentFlags color_components = 0;
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for (std::size_t j = 0; j < component_table.size(); ++j) {
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if (blend.components[j]) {
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color_components |= component_table[j];
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for (std::size_t i = 0; i < COMPONENT_TABLE.size(); ++i) {
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if (blend.Mask()[i]) {
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color_components |= COMPONENT_TABLE[i];
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}
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}
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VkPipelineColorBlendAttachmentState& attachment = cb_attachments[i];
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attachment.blendEnable = blend.enable;
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||||
attachment.srcColorBlendFactor = MaxwellToVK::BlendFactor(blend.src_rgb_func);
|
||||
attachment.dstColorBlendFactor = MaxwellToVK::BlendFactor(blend.dst_rgb_func);
|
||||
attachment.colorBlendOp = MaxwellToVK::BlendEquation(blend.rgb_equation);
|
||||
attachment.srcAlphaBlendFactor = MaxwellToVK::BlendFactor(blend.src_a_func);
|
||||
attachment.dstAlphaBlendFactor = MaxwellToVK::BlendFactor(blend.dst_a_func);
|
||||
attachment.alphaBlendOp = MaxwellToVK::BlendEquation(blend.a_equation);
|
||||
VkPipelineColorBlendAttachmentState& attachment = cb_attachments[index];
|
||||
attachment.blendEnable = blend.enable != 0;
|
||||
attachment.srcColorBlendFactor = MaxwellToVK::BlendFactor(blend.SourceRGBFactor());
|
||||
attachment.dstColorBlendFactor = MaxwellToVK::BlendFactor(blend.DestRGBFactor());
|
||||
attachment.colorBlendOp = MaxwellToVK::BlendEquation(blend.EquationRGB());
|
||||
attachment.srcAlphaBlendFactor = MaxwellToVK::BlendFactor(blend.SourceAlphaFactor());
|
||||
attachment.dstAlphaBlendFactor = MaxwellToVK::BlendFactor(blend.DestAlphaFactor());
|
||||
attachment.alphaBlendOp = MaxwellToVK::BlendEquation(blend.EquationAlpha());
|
||||
attachment.colorWriteMask = color_components;
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue