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-rw-r--r--src/video_core/engines/draw_manager.cpp191
-rw-r--r--src/video_core/engines/draw_manager.h69
-rw-r--r--src/video_core/engines/maxwell_3d.cpp171
-rw-r--r--src/video_core/engines/maxwell_3d.h25
4 files changed, 275 insertions, 181 deletions
diff --git a/src/video_core/engines/draw_manager.cpp b/src/video_core/engines/draw_manager.cpp
new file mode 100644
index 000000000..c59524e58
--- /dev/null
+++ b/src/video_core/engines/draw_manager.cpp
@@ -0,0 +1,191 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "video_core/dirty_flags.h"
+#include "video_core/engines/draw_manager.h"
+#include "video_core/rasterizer_interface.h"
+
+namespace Tegra::Engines {
+DrawManager::DrawManager(Maxwell3D* maxwell3d_) : maxwell3d(maxwell3d_) {}
+
+void DrawManager::ProcessMethodCall(u32 method, u32 argument) {
+ const auto& regs{maxwell3d->regs};
+ switch (method) {
+ case MAXWELL3D_REG_INDEX(clear_surface):
+ return Clear(1);
+ case MAXWELL3D_REG_INDEX(draw.begin):
+ return DrawBegin();
+ case MAXWELL3D_REG_INDEX(draw.end):
+ return DrawEnd();
+ case MAXWELL3D_REG_INDEX(vertex_buffer.first):
+ case MAXWELL3D_REG_INDEX(vertex_buffer.count):
+ case MAXWELL3D_REG_INDEX(index_buffer.first):
+ break;
+ case MAXWELL3D_REG_INDEX(index_buffer.count):
+ draw_state.draw_indexed = true;
+ break;
+ case MAXWELL3D_REG_INDEX(index_buffer32_subsequent):
+ case MAXWELL3D_REG_INDEX(index_buffer16_subsequent):
+ case MAXWELL3D_REG_INDEX(index_buffer8_subsequent):
+ draw_state.instance_count++;
+ [[fallthrough]];
+ case MAXWELL3D_REG_INDEX(index_buffer32_first):
+ case MAXWELL3D_REG_INDEX(index_buffer16_first):
+ case MAXWELL3D_REG_INDEX(index_buffer8_first):
+ return DrawIndexSmall(argument);
+ case MAXWELL3D_REG_INDEX(draw_inline_index):
+ SetInlineIndexBuffer(argument);
+ break;
+ case MAXWELL3D_REG_INDEX(inline_index_2x16.even):
+ SetInlineIndexBuffer(regs.inline_index_2x16.even);
+ SetInlineIndexBuffer(regs.inline_index_2x16.odd);
+ break;
+ case MAXWELL3D_REG_INDEX(inline_index_4x8.index0):
+ SetInlineIndexBuffer(regs.inline_index_4x8.index0);
+ SetInlineIndexBuffer(regs.inline_index_4x8.index1);
+ SetInlineIndexBuffer(regs.inline_index_4x8.index2);
+ SetInlineIndexBuffer(regs.inline_index_4x8.index3);
+ break;
+ case MAXWELL3D_REG_INDEX(topology_override):
+ use_topology_override = true;
+ break;
+ default:
+ break;
+ }
+}
+
+void DrawManager::Clear(u32 layer_count) {
+ maxwell3d->rasterizer->Clear(layer_count);
+}
+
+void DrawManager::DrawDeferred() {
+ if (draw_state.draw_mode != DrawMode::Instance || draw_state.instance_count == 0)
+ return;
+ DrawEnd(draw_state.instance_count + 1, true);
+ draw_state.instance_count = 0;
+}
+
+void DrawManager::DrawArray(PrimitiveTopology topology, u32 vertex_first, u32 vertex_count,
+ u32 base_instance, u32 num_instances) {
+ draw_state.topology = topology;
+ draw_state.vertex_buffer.first = vertex_first;
+ draw_state.vertex_buffer.count = vertex_count;
+ draw_state.base_instance = base_instance;
+ ProcessDraw(false, num_instances);
+}
+
+void DrawManager::DrawIndex(PrimitiveTopology topology, u32 index_first, u32 index_count,
+ u32 base_index, u32 base_instance, u32 num_instances) {
+ const auto& regs{maxwell3d->regs};
+ draw_state.topology = topology;
+ draw_state.index_buffer = regs.index_buffer;
+ draw_state.index_buffer.first = index_first;
+ draw_state.index_buffer.count = index_count;
+ draw_state.base_index = base_index;
+ draw_state.base_instance = base_instance;
+ ProcessDraw(true, num_instances);
+}
+
+void DrawManager::SetInlineIndexBuffer(u32 index) {
+ draw_state.inline_index_draw_indexes.push_back(static_cast<u8>(index & 0x000000ff));
+ draw_state.inline_index_draw_indexes.push_back(static_cast<u8>((index & 0x0000ff00) >> 8));
+ draw_state.inline_index_draw_indexes.push_back(static_cast<u8>((index & 0x00ff0000) >> 16));
+ draw_state.inline_index_draw_indexes.push_back(static_cast<u8>((index & 0xff000000) >> 24));
+ draw_state.draw_mode = DrawMode::InlineIndex;
+}
+
+void DrawManager::DrawBegin() {
+ const auto& regs{maxwell3d->regs};
+ auto reset_instance_count = regs.draw.instance_id == Maxwell3D::Regs::Draw::InstanceId::First;
+ auto increment_instance_count =
+ regs.draw.instance_id == Maxwell3D::Regs::Draw::InstanceId::Subsequent;
+ if (reset_instance_count) {
+ DrawDeferred();
+ draw_state.instance_count = 0;
+ draw_state.draw_mode = DrawMode::General;
+ } else if (increment_instance_count) {
+ draw_state.instance_count++;
+ draw_state.draw_mode = DrawMode::Instance;
+ }
+
+ draw_state.topology = regs.draw.topology;
+}
+
+void DrawManager::DrawEnd(u32 instance_count, bool force_draw) {
+ const auto& regs{maxwell3d->regs};
+ switch (draw_state.draw_mode) {
+ case DrawMode::Instance:
+ if (!force_draw)
+ break;
+ [[fallthrough]];
+ case DrawMode::General:
+ draw_state.base_instance = regs.global_base_instance_index;
+ draw_state.base_index = regs.global_base_vertex_index;
+ if (draw_state.draw_indexed) {
+ draw_state.index_buffer = regs.index_buffer;
+ ProcessDraw(true, instance_count);
+ } else {
+ draw_state.vertex_buffer = regs.vertex_buffer;
+ ProcessDraw(false, instance_count);
+ }
+ draw_state.draw_indexed = false;
+ break;
+ case DrawMode::InlineIndex:
+ draw_state.base_instance = regs.global_base_instance_index;
+ draw_state.base_index = regs.global_base_vertex_index;
+ draw_state.index_buffer = regs.index_buffer;
+ draw_state.index_buffer.count =
+ static_cast<u32>(draw_state.inline_index_draw_indexes.size() / 4);
+ draw_state.index_buffer.format = Maxwell3D::Regs::IndexFormat::UnsignedInt;
+ ProcessDraw(true, instance_count);
+ draw_state.inline_index_draw_indexes.clear();
+ break;
+ }
+}
+
+void DrawManager::DrawIndexSmall(u32 argument) {
+ const auto& regs{maxwell3d->regs};
+ IndexBufferSmall index_small_params{argument};
+ draw_state.base_instance = regs.global_base_instance_index;
+ draw_state.base_index = regs.global_base_vertex_index;
+ draw_state.index_buffer = regs.index_buffer;
+ draw_state.index_buffer.first = index_small_params.first;
+ draw_state.index_buffer.count = index_small_params.count;
+ draw_state.topology = index_small_params.topology;
+ maxwell3d->dirty.flags[VideoCommon::Dirty::IndexBuffer] = true;
+ ProcessDraw(true, 1);
+}
+
+void DrawManager::ProcessTopologyOverride() {
+ if (!use_topology_override)
+ return;
+
+ const auto& regs{maxwell3d->regs};
+ switch (regs.topology_override) {
+ case PrimitiveTopologyOverride::None:
+ break;
+ case PrimitiveTopologyOverride::Points:
+ draw_state.topology = PrimitiveTopology::Points;
+ break;
+ case PrimitiveTopologyOverride::Lines:
+ draw_state.topology = PrimitiveTopology::Lines;
+ break;
+ case PrimitiveTopologyOverride::LineStrip:
+ draw_state.topology = PrimitiveTopology::LineStrip;
+ break;
+ default:
+ draw_state.topology = static_cast<PrimitiveTopology>(regs.topology_override);
+ break;
+ }
+}
+
+void DrawManager::ProcessDraw(bool draw_indexed, u32 instance_count) {
+ LOG_TRACE(HW_GPU, "called, topology={}, count={}", draw_state.topology.Value(),
+ draw_indexed ? draw_state.index_buffer.count : draw_state.vertex_buffer.count);
+
+ ProcessTopologyOverride();
+
+ if (maxwell3d->ShouldExecute())
+ maxwell3d->rasterizer->Draw(draw_indexed, instance_count);
+}
+} // namespace Tegra::Engines
diff --git a/src/video_core/engines/draw_manager.h b/src/video_core/engines/draw_manager.h
new file mode 100644
index 000000000..4f67027ca
--- /dev/null
+++ b/src/video_core/engines/draw_manager.h
@@ -0,0 +1,69 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+#include "common/common_types.h"
+#include "video_core/engines/maxwell_3d.h"
+
+namespace VideoCore {
+class RasterizerInterface;
+}
+
+namespace Tegra::Engines {
+using PrimitiveTopology = Maxwell3D::Regs::PrimitiveTopology;
+using PrimitiveTopologyOverride = Maxwell3D::Regs::PrimitiveTopologyOverride;
+using IndexBuffer = Maxwell3D::Regs::IndexBuffer;
+using VertexBuffer = Maxwell3D::Regs::VertexBuffer;
+using IndexBufferSmall = Maxwell3D::Regs::IndexBufferSmall;
+
+class DrawManager {
+public:
+ enum class DrawMode : u32 { General = 0, Instance, InlineIndex };
+ struct State {
+ PrimitiveTopology topology{};
+ DrawMode draw_mode{};
+ bool draw_indexed{};
+ u32 base_index{};
+ VertexBuffer vertex_buffer;
+ IndexBuffer index_buffer;
+ u32 base_instance{};
+ u32 instance_count{};
+ std::vector<u8> inline_index_draw_indexes;
+ };
+
+ explicit DrawManager(Maxwell3D* maxwell_3d);
+
+ void ProcessMethodCall(u32 method, u32 argument);
+
+ void Clear(u32 layer_count);
+
+ void DrawDeferred();
+
+ void DrawArray(PrimitiveTopology topology, u32 vertex_first, u32 vertex_count,
+ u32 base_instance, u32 num_instances);
+
+ void DrawIndex(PrimitiveTopology topology, u32 index_first, u32 index_count, u32 base_index,
+ u32 base_instance, u32 num_instances);
+
+ const State& GetDrawState() const {
+ return draw_state;
+ }
+
+private:
+ void SetInlineIndexBuffer(u32 index);
+
+ void DrawBegin();
+
+ void DrawEnd(u32 instance_count = 1, bool force_draw = false);
+
+ void DrawIndexSmall(u32 argument);
+
+ void ProcessTopologyOverride();
+
+ void ProcessDraw(bool draw_indexed, u32 instance_count);
+
+ Maxwell3D* maxwell3d{};
+ State draw_state{};
+ bool use_topology_override{};
+};
+} // namespace Tegra::Engines
diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp
index 34bbc72cf..d4ef8d7c5 100644
--- a/src/video_core/engines/maxwell_3d.cpp
+++ b/src/video_core/engines/maxwell_3d.cpp
@@ -7,6 +7,7 @@
#include "core/core.h"
#include "core/core_timing.h"
#include "video_core/dirty_flags.h"
+#include "video_core/engines/draw_manager.h"
#include "video_core/engines/maxwell_3d.h"
#include "video_core/gpu.h"
#include "video_core/memory_manager.h"
@@ -21,8 +22,10 @@ using VideoCore::QueryType;
constexpr u32 MacroRegistersStart = 0xE00;
Maxwell3D::Maxwell3D(Core::System& system_, MemoryManager& memory_manager_)
- : system{system_}, memory_manager{memory_manager_}, macro_engine{GetMacroEngine(*this)},
- upload_state{memory_manager, regs.upload} {
+ : draw_manager{std::make_unique<DrawManager>(this)}, system{system_},
+ memory_manager{memory_manager_}, macro_engine{GetMacroEngine(*this)}, upload_state{
+ memory_manager,
+ regs.upload} {
dirty.flags.flip();
InitializeRegisterDefaults();
}
@@ -116,16 +119,6 @@ void Maxwell3D::InitializeRegisterDefaults() {
regs.polygon_mode_front = Maxwell3D::Regs::PolygonMode::Fill;
shadow_state = regs;
-
- draw_command[MAXWELL3D_REG_INDEX(draw.end)] = true;
- draw_command[MAXWELL3D_REG_INDEX(draw.begin)] = true;
- draw_command[MAXWELL3D_REG_INDEX(vertex_buffer.first)] = true;
- draw_command[MAXWELL3D_REG_INDEX(vertex_buffer.count)] = true;
- draw_command[MAXWELL3D_REG_INDEX(index_buffer.first)] = true;
- draw_command[MAXWELL3D_REG_INDEX(index_buffer.count)] = true;
- draw_command[MAXWELL3D_REG_INDEX(draw_inline_index)] = true;
- draw_command[MAXWELL3D_REG_INDEX(inline_index_2x16.even)] = true;
- draw_command[MAXWELL3D_REG_INDEX(inline_index_4x8.index0)] = true;
}
void Maxwell3D::ProcessMacro(u32 method, const u32* base_start, u32 amount, bool is_last_call) {
@@ -213,29 +206,6 @@ void Maxwell3D::ProcessMethodCall(u32 method, u32 argument, u32 nonshadow_argume
return ProcessCBBind(3);
case MAXWELL3D_REG_INDEX(bind_groups[4].raw_config):
return ProcessCBBind(4);
- case MAXWELL3D_REG_INDEX(index_buffer32_first):
- regs.index_buffer.count = regs.index_buffer32_first.count;
- regs.index_buffer.first = regs.index_buffer32_first.first;
- dirty.flags[VideoCommon::Dirty::IndexBuffer] = true;
- draw_indexed = true;
- return ProcessDraw();
- case MAXWELL3D_REG_INDEX(index_buffer16_first):
- regs.index_buffer.count = regs.index_buffer16_first.count;
- regs.index_buffer.first = regs.index_buffer16_first.first;
- dirty.flags[VideoCommon::Dirty::IndexBuffer] = true;
- draw_indexed = true;
- return ProcessDraw();
- case MAXWELL3D_REG_INDEX(index_buffer8_first):
- regs.index_buffer.count = regs.index_buffer8_first.count;
- regs.index_buffer.first = regs.index_buffer8_first.first;
- dirty.flags[VideoCommon::Dirty::IndexBuffer] = true;
- draw_indexed = true;
- return ProcessDraw();
- case MAXWELL3D_REG_INDEX(topology_override):
- use_topology_override = true;
- return;
- case MAXWELL3D_REG_INDEX(clear_surface):
- return ProcessClearBuffers(1);
case MAXWELL3D_REG_INDEX(report_semaphore.query):
return ProcessQueryGet();
case MAXWELL3D_REG_INDEX(render_enable.mode):
@@ -254,6 +224,9 @@ void Maxwell3D::ProcessMethodCall(u32 method, u32 argument, u32 nonshadow_argume
return rasterizer->FragmentBarrier();
case MAXWELL3D_REG_INDEX(tiled_cache_barrier):
return rasterizer->TiledCacheBarrier();
+ default:
+ draw_manager->ProcessMethodCall(method, argument);
+ break;
}
}
@@ -268,7 +241,7 @@ void Maxwell3D::CallMacroMethod(u32 method, const std::vector<u32>& parameters)
// Execute the current macro.
macro_engine->Execute(macro_positions[entry], parameters);
- ProcessDeferredDraw();
+ draw_manager->DrawDeferred();
}
void Maxwell3D::CallMethod(u32 method, u32 method_argument, bool is_last_call) {
@@ -291,62 +264,7 @@ void Maxwell3D::CallMethod(u32 method, u32 method_argument, bool is_last_call) {
const u32 argument = ProcessShadowRam(method, method_argument);
ProcessDirtyRegisters(method, argument);
- if (draw_command[method]) {
- regs.reg_array[method] = method_argument;
- deferred_draw_method.push_back(method);
- auto update_inline_index = [&](const u32 index) {
- inline_index_draw_indexes.push_back(static_cast<u8>(index & 0x000000ff));
- inline_index_draw_indexes.push_back(static_cast<u8>((index & 0x0000ff00) >> 8));
- inline_index_draw_indexes.push_back(static_cast<u8>((index & 0x00ff0000) >> 16));
- inline_index_draw_indexes.push_back(static_cast<u8>((index & 0xff000000) >> 24));
- draw_mode = DrawMode::InlineIndex;
- };
- switch (method) {
- case MAXWELL3D_REG_INDEX(draw.begin): {
- draw_mode =
- (regs.draw.instance_id == Maxwell3D::Regs::Draw::InstanceId::Subsequent) ||
- (regs.draw.instance_id == Maxwell3D::Regs::Draw::InstanceId::Unchanged)
- ? DrawMode::Instance
- : DrawMode::General;
- break;
- }
- case MAXWELL3D_REG_INDEX(draw.end):
- switch (draw_mode) {
- case DrawMode::General:
- ProcessDraw();
- break;
- case DrawMode::InlineIndex:
- regs.index_buffer.count = static_cast<u32>(inline_index_draw_indexes.size() / 4);
- regs.index_buffer.format = Regs::IndexFormat::UnsignedInt;
- draw_indexed = true;
- ProcessDraw();
- inline_index_draw_indexes.clear();
- break;
- case DrawMode::Instance:
- break;
- }
- break;
- case MAXWELL3D_REG_INDEX(index_buffer.count):
- draw_indexed = true;
- break;
- case MAXWELL3D_REG_INDEX(draw_inline_index):
- update_inline_index(method_argument);
- break;
- case MAXWELL3D_REG_INDEX(inline_index_2x16.even):
- update_inline_index(regs.inline_index_2x16.even);
- update_inline_index(regs.inline_index_2x16.odd);
- break;
- case MAXWELL3D_REG_INDEX(inline_index_4x8.index0):
- update_inline_index(regs.inline_index_4x8.index0);
- update_inline_index(regs.inline_index_4x8.index1);
- update_inline_index(regs.inline_index_4x8.index2);
- update_inline_index(regs.inline_index_4x8.index3);
- break;
- }
- } else {
- ProcessDeferredDraw();
- ProcessMethodCall(method, argument, method_argument, is_last_call);
- }
+ ProcessMethodCall(method, argument, method_argument, is_last_call);
}
void Maxwell3D::CallMultiMethod(u32 method, const u32* base_start, u32 amount,
@@ -387,35 +305,6 @@ void Maxwell3D::CallMultiMethod(u32 method, const u32* base_start, u32 amount,
}
}
-void Maxwell3D::ProcessTopologyOverride() {
- using PrimitiveTopology = Maxwell3D::Regs::PrimitiveTopology;
- using PrimitiveTopologyOverride = Maxwell3D::Regs::PrimitiveTopologyOverride;
-
- PrimitiveTopology topology{};
-
- switch (regs.topology_override) {
- case PrimitiveTopologyOverride::None:
- topology = regs.draw.topology;
- break;
- case PrimitiveTopologyOverride::Points:
- topology = PrimitiveTopology::Points;
- break;
- case PrimitiveTopologyOverride::Lines:
- topology = PrimitiveTopology::Lines;
- break;
- case PrimitiveTopologyOverride::LineStrip:
- topology = PrimitiveTopology::LineStrip;
- break;
- default:
- topology = static_cast<PrimitiveTopology>(regs.topology_override);
- break;
- }
-
- if (use_topology_override) {
- regs.draw.topology.Assign(topology);
- }
-}
-
void Maxwell3D::ProcessMacroUpload(u32 data) {
macro_engine->AddCode(regs.load_mme.instruction_ptr++, data);
}
@@ -625,44 +514,4 @@ u32 Maxwell3D::GetRegisterValue(u32 method) const {
return regs.reg_array[method];
}
-void Maxwell3D::ProcessClearBuffers(u32 layer_count) {
- rasterizer->Clear(layer_count);
-}
-
-void Maxwell3D::ProcessDraw(u32 instance_count) {
- LOG_TRACE(HW_GPU, "called, topology={}, count={}", regs.draw.topology.Value(),
- draw_indexed ? regs.index_buffer.count : regs.vertex_buffer.count);
-
- ProcessTopologyOverride();
-
- if (ShouldExecute()) {
- rasterizer->Draw(draw_indexed, instance_count);
- }
-
- draw_indexed = false;
- deferred_draw_method.clear();
-}
-
-void Maxwell3D::ProcessDeferredDraw() {
- if (draw_mode != DrawMode::Instance || deferred_draw_method.empty()) {
- return;
- }
-
- const auto method_count = deferred_draw_method.size();
- u32 instance_count = 1;
- u32 vertex_buffer_count = 0;
- u32 index_buffer_count = 0;
- for (size_t index = 0; index < method_count; ++index) {
- const u32 method = deferred_draw_method[index];
- if (method == MAXWELL3D_REG_INDEX(vertex_buffer.count)) {
- instance_count = ++vertex_buffer_count;
- } else if (method == MAXWELL3D_REG_INDEX(index_buffer.count)) {
- instance_count = ++index_buffer_count;
- }
- }
- ASSERT_MSG(!(vertex_buffer_count && index_buffer_count), "Instance both indexed and direct?");
-
- ProcessDraw(instance_count);
-}
-
} // namespace Tegra::Engines
diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h
index a541cd95f..22b904319 100644
--- a/src/video_core/engines/maxwell_3d.h
+++ b/src/video_core/engines/maxwell_3d.h
@@ -37,6 +37,8 @@ class RasterizerInterface;
namespace Tegra::Engines {
+class DrawManager;
+
/**
* This Engine is known as GF100_3D. Documentation can be found in:
* https://github.com/NVIDIA/open-gpu-doc/blob/master/classes/3d/clb197.h
@@ -2223,6 +2225,7 @@ public:
struct IndexBufferSmall {
union {
+ u32 raw;
BitField<0, 16, u32> first;
BitField<16, 12, u32> count;
BitField<28, 4, PrimitiveTopology> topology;
@@ -3061,10 +3064,8 @@ public:
Tables tables{};
} dirty;
- std::vector<u8> inline_index_draw_indexes;
-
- /// Handles a write to the CLEAR_BUFFERS register.
- void ProcessClearBuffers(u32 layer_count);
+ std::unique_ptr<DrawManager> draw_manager;
+ friend class DrawManager;
private:
void InitializeRegisterDefaults();
@@ -3122,15 +3123,6 @@ private:
/// Handles a write to the CB_BIND register.
void ProcessCBBind(size_t stage_index);
- /// Handles use of topology overrides (e.g., to avoid using a topology assigned from a macro)
- void ProcessTopologyOverride();
-
- /// Handles deferred draw(e.g., instance draw).
- void ProcessDeferredDraw();
-
- /// Handles a draw.
- void ProcessDraw(u32 instance_count = 1);
-
/// Returns a query's value or an empty object if the value will be deferred through a cache.
std::optional<u64> GetQueryResult();
@@ -3153,13 +3145,6 @@ private:
Upload::State upload_state;
bool execute_on{true};
- bool use_topology_override{false};
-
- std::array<bool, Regs::NUM_REGS> draw_command{};
- std::vector<u32> deferred_draw_method;
- enum class DrawMode : u32 { General = 0, Instance, InlineIndex };
- DrawMode draw_mode{DrawMode::General};
- bool draw_indexed{};
};
#define ASSERT_REG_POSITION(field_name, position) \
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-14 08:46:32 +0200