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video_core: Adjust topology update logic

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This commit is contained in:
FengChen 2022-12-08 22:03:14 +08:00
parent 41461514d6
commit 15d63c3d3d
2 changed files with 23 additions and 23 deletions
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42
src/video_core/engines/draw_manager.cpp
View File

@ -46,9 +46,6 @@ void DrawManager::ProcessMethodCall(u32 method, u32 argument) {
SetInlineIndexBuffer(regs.inline_index_4x8.index2); SetInlineIndexBuffer(regs.inline_index_4x8.index2);
SetInlineIndexBuffer(regs.inline_index_4x8.index3); SetInlineIndexBuffer(regs.inline_index_4x8.index3);
break; break;
case MAXWELL3D_REG_INDEX(topology_override):
use_topology_override = true;
break;
default: default:
break; break;
} }
@ -156,25 +153,28 @@ void DrawManager::DrawIndexSmall(u32 argument) {
ProcessDraw(true, 1); ProcessDraw(true, 1);
} }
void DrawManager::ProcessTopologyOverride() { void DrawManager::UpdateTopology() {
if (!use_topology_override)
return;
const auto& regs{maxwell3d->regs}; const auto& regs{maxwell3d->regs};
switch (regs.topology_override) { switch (regs.primitive_topology_control) {
case PrimitiveTopologyOverride::None: case PrimitiveTopologyControl::UseInBeginMethods:
break; break;
case PrimitiveTopologyOverride::Points: case PrimitiveTopologyControl::UseSeparateState:
draw_state.topology = PrimitiveTopology::Points; switch (regs.topology_override) {
break; case PrimitiveTopologyOverride::None:
case PrimitiveTopologyOverride::Lines: break;
draw_state.topology = PrimitiveTopology::Lines; case PrimitiveTopologyOverride::Points:
break; draw_state.topology = PrimitiveTopology::Points;
case PrimitiveTopologyOverride::LineStrip: break;
draw_state.topology = PrimitiveTopology::LineStrip; case PrimitiveTopologyOverride::Lines:
break; draw_state.topology = PrimitiveTopology::Lines;
default: break;
draw_state.topology = static_cast<PrimitiveTopology>(regs.topology_override); case PrimitiveTopologyOverride::LineStrip:
draw_state.topology = PrimitiveTopology::LineStrip;
break;
default:
draw_state.topology = static_cast<PrimitiveTopology>(regs.topology_override);
break;
}
break; break;
} }
} }
@ -183,7 +183,7 @@ void DrawManager::ProcessDraw(bool draw_indexed, u32 instance_count) {
LOG_TRACE(HW_GPU, "called, topology={}, count={}", draw_state.topology.Value(), LOG_TRACE(HW_GPU, "called, topology={}, count={}", draw_state.topology.Value(),
draw_indexed ? draw_state.index_buffer.count : draw_state.vertex_buffer.count); draw_indexed ? draw_state.index_buffer.count : draw_state.vertex_buffer.count);
ProcessTopologyOverride(); UpdateTopology();
if (maxwell3d->ShouldExecute()) if (maxwell3d->ShouldExecute())
maxwell3d->rasterizer->Draw(draw_indexed, instance_count); maxwell3d->rasterizer->Draw(draw_indexed, instance_count);

4
src/video_core/engines/draw_manager.h
View File

@ -10,6 +10,7 @@ class RasterizerInterface;
} }
namespace Tegra::Engines { namespace Tegra::Engines {
using PrimitiveTopologyControl = Maxwell3D::Regs::PrimitiveTopologyControl;
using PrimitiveTopology = Maxwell3D::Regs::PrimitiveTopology; using PrimitiveTopology = Maxwell3D::Regs::PrimitiveTopology;
using PrimitiveTopologyOverride = Maxwell3D::Regs::PrimitiveTopologyOverride; using PrimitiveTopologyOverride = Maxwell3D::Regs::PrimitiveTopologyOverride;
using IndexBuffer = Maxwell3D::Regs::IndexBuffer; using IndexBuffer = Maxwell3D::Regs::IndexBuffer;
@ -58,12 +59,11 @@ private:
void DrawIndexSmall(u32 argument); void DrawIndexSmall(u32 argument);
void ProcessTopologyOverride(); void UpdateTopology();
void ProcessDraw(bool draw_indexed, u32 instance_count); void ProcessDraw(bool draw_indexed, u32 instance_count);
Maxwell3D* maxwell3d{}; Maxwell3D* maxwell3d{};
State draw_state{}; State draw_state{};
bool use_topology_override{};
}; };
} // namespace Tegra::Engines } // namespace Tegra::Engines