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Rasterizer: Setup skeleton for Host Conditional rendering

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This commit is contained in:
Fernando Sahmkow
2022-12-07 00:28:35 +01:00
parent 3630bfaef3
commit 581a7d785b
6 changed files with 53 additions and 10 deletions
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14
src/video_core/engines/maxwell_3d.cpp
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@@ -16,7 +16,6 @@
#include "video_core/rasterizer_interface.h"
#include "video_core/textures/texture.h"
namespace Tegra::Engines {
using VideoCore::QueryType;
@@ -538,13 +537,17 @@ void Maxwell3D::ProcessQueryGet() {
void Maxwell3D::ProcessQueryCondition() {
const GPUVAddr condition_address{regs.render_enable.Address()};
switch (regs.render_enable_override) {
case Regs::RenderEnable::Override::AlwaysRender:
case Regs::RenderEnable::Override::AlwaysRender: {
execute_on = true;
break;
case Regs::RenderEnable::Override::NeverRender:
execute_on = false;
break;
case Regs::RenderEnable::Override::UseRenderEnable:
case Regs::RenderEnable::Override::UseRenderEnable: {
if (rasterizer->AccelerateConditionalRendering()) {
execute_on = true;
return;
}
switch (regs.render_enable.mode) {
case Regs::RenderEnable::Mode::True: {
execute_on = true;
@@ -582,6 +585,8 @@ void Maxwell3D::ProcessQueryCondition() {
}
break;
}
}
}
}
void Maxwell3D::ProcessCounterReset() {
@@ -618,7 +623,8 @@ std::optional<u64> Maxwell3D::GetQueryResult() {
}
void Maxwell3D::ProcessCBBind(size_t stage_index) {
// Bind the buffer currently in CB_ADDRESS to the specified index in the desired shader stage.
// Bind the buffer currently in CB_ADDRESS to the specified index in the desired shader
// stage.
const auto& bind_data = regs.bind_groups[stage_index];
auto& buffer = state.shader_stages[stage_index].const_buffers[bind_data.shader_slot];
buffer.enabled = bind_data.valid.Value() != 0;

4
src/video_core/rasterizer_interface.h
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@@ -127,6 +127,10 @@ public:
/// Notify rasterizer that a frame is about to finish
virtual void TickFrame() = 0;
virtual bool AccelerateConditionalRendering() {
return false;
}
/// Attempt to use a faster method to perform a surface copy
[[nodiscard]] virtual bool AccelerateSurfaceCopy(
const Tegra::Engines::Fermi2D::Surface& src, const Tegra::Engines::Fermi2D::Surface& dst,

15
src/video_core/renderer_opengl/gl_rasterizer.cpp
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@@ -525,6 +525,21 @@ void RasterizerOpenGL::TickFrame() {
}
}
bool RasterizerOpenGL::AccelerateConditionalRendering() {
if (Settings::IsGPULevelHigh()) {
// Reimplement Host conditional rendering.
return false;
}
// Medium / Low Hack: stub any checks on queries writen into the buffer cache.
const GPUVAddr condition_address{maxwell3d->regs.render_enable.Address()};
Maxwell::ReportSemaphore::Compare cmp;
if (gpu_memory->IsMemoryDirty(condition_address, sizeof(cmp),
VideoCommon::CacheType::BufferCache)) {
return true;
}
return false;
}
bool RasterizerOpenGL::AccelerateSurfaceCopy(const Tegra::Engines::Fermi2D::Surface& src,
const Tegra::Engines::Fermi2D::Surface& dst,
const Tegra::Engines::Fermi2D::Config& copy_config) {

1
src/video_core/renderer_opengl/gl_rasterizer.h
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@@ -100,6 +100,7 @@ public:
void TiledCacheBarrier() override;
void FlushCommands() override;
void TickFrame() override;
bool AccelerateConditionalRendering() override;
bool AccelerateSurfaceCopy(const Tegra::Engines::Fermi2D::Surface& src,
const Tegra::Engines::Fermi2D::Surface& dst,
const Tegra::Engines::Fermi2D::Config& copy_config) override;

28
src/video_core/renderer_vulkan/vk_rasterizer.cpp
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@@ -600,6 +600,21 @@ void RasterizerVulkan::TickFrame() {
}
}
bool RasterizerVulkan::AccelerateConditionalRendering() {
if (Settings::IsGPULevelHigh()) {
// TODO(Blinkhawk): Reimplement Host conditional rendering.
return false;
}
// Medium / Low Hack: stub any checks on queries writen into the buffer cache.
const GPUVAddr condition_address{maxwell3d->regs.render_enable.Address()};
Maxwell::ReportSemaphore::Compare cmp;
if (gpu_memory->IsMemoryDirty(condition_address, sizeof(cmp),
VideoCommon::CacheType::BufferCache)) {
return true;
}
return false;
}
bool RasterizerVulkan::AccelerateSurfaceCopy(const Tegra::Engines::Fermi2D::Surface& src,
const Tegra::Engines::Fermi2D::Surface& dst,
const Tegra::Engines::Fermi2D::Config& copy_config) {
@@ -995,7 +1010,8 @@ void RasterizerVulkan::UpdateDepthBiasEnable(Tegra::Engines::Maxwell3D::Regs& re
};
const u32 topology_index = static_cast<u32>(maxwell3d->draw_manager->GetDrawState().topology);
const u32 enable = enabled_lut[POLYGON_OFFSET_ENABLE_LUT[topology_index]];
scheduler.Record([enable](vk::CommandBuffer cmdbuf) { cmdbuf.SetDepthBiasEnableEXT(enable != 0); });
scheduler.Record(
[enable](vk::CommandBuffer cmdbuf) { cmdbuf.SetDepthBiasEnableEXT(enable != 0); });
}
void RasterizerVulkan::UpdateLogicOpEnable(Tegra::Engines::Maxwell3D::Regs& regs) {
@@ -1012,11 +1028,11 @@ void RasterizerVulkan::UpdateDepthClampEnable(Tegra::Engines::Maxwell3D::Regs& r
return;
}
bool is_enabled = !(regs.viewport_clip_control.geometry_clip ==
Maxwell::ViewportClipControl::GeometryClip::Passthrough ||
regs.viewport_clip_control.geometry_clip ==
Maxwell::ViewportClipControl::GeometryClip::FrustumXYZ ||
regs.viewport_clip_control.geometry_clip ==
Maxwell::ViewportClipControl::GeometryClip::FrustumZ);
Maxwell::ViewportClipControl::GeometryClip::Passthrough ||
regs.viewport_clip_control.geometry_clip ==
Maxwell::ViewportClipControl::GeometryClip::FrustumXYZ ||
regs.viewport_clip_control.geometry_clip ==
Maxwell::ViewportClipControl::GeometryClip::FrustumZ);
scheduler.Record(
[is_enabled](vk::CommandBuffer cmdbuf) { cmdbuf.SetDepthClampEnableEXT(is_enabled); });
}

1
src/video_core/renderer_vulkan/vk_rasterizer.h
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@@ -96,6 +96,7 @@ public:
void TiledCacheBarrier() override;
void FlushCommands() override;
void TickFrame() override;
bool AccelerateConditionalRendering() override;
bool AccelerateSurfaceCopy(const Tegra::Engines::Fermi2D::Surface& src,
const Tegra::Engines::Fermi2D::Surface& dst,
const Tegra::Engines::Fermi2D::Config& copy_config) override;