diff options
Diffstat (limited to 'src/video_core/engines')
-rw-r--r-- | src/video_core/engines/maxwell_3d.cpp | 77 | ||||
-rw-r--r-- | src/video_core/engines/maxwell_3d.h | 42 |
2 files changed, 88 insertions, 31 deletions
diff --git a/src/video_core/engines/maxwell_3d.cpp b/src/video_core/engines/maxwell_3d.cpp index 5a74d1c2a..b28de1092 100644 --- a/src/video_core/engines/maxwell_3d.cpp +++ b/src/video_core/engines/maxwell_3d.cpp @@ -4,6 +4,7 @@ #include <cinttypes> #include <cstring> +#include <optional> #include "common/assert.h" #include "core/core.h" #include "core/core_timing.h" @@ -16,6 +17,8 @@ namespace Tegra::Engines { +using VideoCore::QueryType; + /// First register id that is actually a Macro call. constexpr u32 MacroRegistersStart = 0xE00; @@ -400,6 +403,10 @@ void Maxwell3D::CallMethod(const GPU::MethodCall& method_call) { ProcessQueryCondition(); break; } + case MAXWELL3D_REG_INDEX(counter_reset): { + ProcessCounterReset(); + break; + } case MAXWELL3D_REG_INDEX(sync_info): { ProcessSyncPoint(); break; @@ -544,40 +551,28 @@ void Maxwell3D::ProcessQueryGet() { "Units other than CROP are unimplemented"); switch (regs.query.query_get.operation) { - case Regs::QueryOperation::Release: { - const u64 result = regs.query.query_sequence; - StampQueryResult(result, regs.query.query_get.short_query == 0); + case Regs::QueryOperation::Release: + StampQueryResult(regs.query.query_sequence, regs.query.query_get.short_query == 0); break; - } - case Regs::QueryOperation::Acquire: { - // Todo(Blinkhawk): Under this operation, the GPU waits for the CPU - // to write a value that matches the current payload. + case Regs::QueryOperation::Acquire: + // TODO(Blinkhawk): Under this operation, the GPU waits for the CPU to write a value that + // matches the current payload. UNIMPLEMENTED_MSG("Unimplemented query operation ACQUIRE"); break; - } - case Regs::QueryOperation::Counter: { - u64 result{}; - switch (regs.query.query_get.select) { - case Regs::QuerySelect::Zero: - result = 0; - break; - default: - result = 1; - UNIMPLEMENTED_MSG("Unimplemented query select type {}", - static_cast<u32>(regs.query.query_get.select.Value())); + case Regs::QueryOperation::Counter: + if (const std::optional<u64> result = GetQueryResult()) { + // If the query returns an empty optional it means it's cached and deferred. + // In this case we have a non-empty result, so we stamp it immediately. + StampQueryResult(*result, regs.query.query_get.short_query == 0); } - StampQueryResult(result, regs.query.query_get.short_query == 0); break; - } - case Regs::QueryOperation::Trap: { + case Regs::QueryOperation::Trap: UNIMPLEMENTED_MSG("Unimplemented query operation TRAP"); break; - } - default: { + default: UNIMPLEMENTED_MSG("Unknown query operation"); break; } - } } void Maxwell3D::ProcessQueryCondition() { @@ -593,20 +588,20 @@ void Maxwell3D::ProcessQueryCondition() { } case Regs::ConditionMode::ResNonZero: { Regs::QueryCompare cmp; - memory_manager.ReadBlockUnsafe(condition_address, &cmp, sizeof(cmp)); + memory_manager.ReadBlock(condition_address, &cmp, sizeof(cmp)); execute_on = cmp.initial_sequence != 0U && cmp.initial_mode != 0U; break; } case Regs::ConditionMode::Equal: { Regs::QueryCompare cmp; - memory_manager.ReadBlockUnsafe(condition_address, &cmp, sizeof(cmp)); + memory_manager.ReadBlock(condition_address, &cmp, sizeof(cmp)); execute_on = cmp.initial_sequence == cmp.current_sequence && cmp.initial_mode == cmp.current_mode; break; } case Regs::ConditionMode::NotEqual: { Regs::QueryCompare cmp; - memory_manager.ReadBlockUnsafe(condition_address, &cmp, sizeof(cmp)); + memory_manager.ReadBlock(condition_address, &cmp, sizeof(cmp)); execute_on = cmp.initial_sequence != cmp.current_sequence || cmp.initial_mode != cmp.current_mode; break; @@ -619,6 +614,18 @@ void Maxwell3D::ProcessQueryCondition() { } } +void Maxwell3D::ProcessCounterReset() { + switch (regs.counter_reset) { + case Regs::CounterReset::SampleCnt: + rasterizer.ResetCounter(QueryType::SamplesPassed); + break; + default: + LOG_WARNING(Render_OpenGL, "Unimplemented counter reset={}", + static_cast<int>(regs.counter_reset)); + break; + } +} + void Maxwell3D::ProcessSyncPoint() { const u32 sync_point = regs.sync_info.sync_point.Value(); const u32 increment = regs.sync_info.increment.Value(); @@ -661,6 +668,22 @@ void Maxwell3D::DrawArrays() { } } +std::optional<u64> Maxwell3D::GetQueryResult() { + switch (regs.query.query_get.select) { + case Regs::QuerySelect::Zero: + return 0; + case Regs::QuerySelect::SamplesPassed: + // Deferred. + rasterizer.Query(regs.query.QueryAddress(), VideoCore::QueryType::SamplesPassed, + system.GPU().GetTicks()); + return {}; + default: + UNIMPLEMENTED_MSG("Unimplemented query select type {}", + static_cast<u32>(regs.query.query_get.select.Value())); + return 1; + } +} + void Maxwell3D::ProcessCBBind(std::size_t stage_index) { // Bind the buffer currently in CB_ADDRESS to the specified index in the desired shader stage. auto& shader = state.shader_stages[stage_index]; diff --git a/src/video_core/engines/maxwell_3d.h b/src/video_core/engines/maxwell_3d.h index 0a2af54e5..26939be3f 100644 --- a/src/video_core/engines/maxwell_3d.h +++ b/src/video_core/engines/maxwell_3d.h @@ -6,6 +6,7 @@ #include <array> #include <bitset> +#include <optional> #include <type_traits> #include <unordered_map> #include <vector> @@ -409,6 +410,27 @@ public: Linear = 1, }; + enum class CounterReset : u32 { + SampleCnt = 0x01, + Unk02 = 0x02, + Unk03 = 0x03, + Unk04 = 0x04, + EmittedPrimitives = 0x10, // Not tested + Unk11 = 0x11, + Unk12 = 0x12, + Unk13 = 0x13, + Unk15 = 0x15, + Unk16 = 0x16, + Unk17 = 0x17, + Unk18 = 0x18, + Unk1A = 0x1A, + Unk1B = 0x1B, + Unk1C = 0x1C, + Unk1D = 0x1D, + Unk1E = 0x1E, + GeneratedPrimitives = 0x1F, + }; + struct Cull { enum class FrontFace : u32 { ClockWise = 0x0900, @@ -857,7 +879,7 @@ public: BitField<7, 1, u32> c7; } clip_distance_enabled; - INSERT_UNION_PADDING_WORDS(0x1); + u32 samplecnt_enable; float point_size; @@ -865,7 +887,11 @@ public: u32 point_sprite_enable; - INSERT_UNION_PADDING_WORDS(0x5); + INSERT_UNION_PADDING_WORDS(0x3); + + CounterReset counter_reset; + + INSERT_UNION_PADDING_WORDS(0x1); u32 zeta_enable; @@ -1412,12 +1438,15 @@ private: /// Handles a write to the QUERY_GET register. void ProcessQueryGet(); - // Writes the query result accordingly + /// Writes the query result accordingly. void StampQueryResult(u64 payload, bool long_query); - // Handles Conditional Rendering + /// Handles conditional rendering. void ProcessQueryCondition(); + /// Handles counter resets. + void ProcessCounterReset(); + /// Handles writes to syncing register. void ProcessSyncPoint(); @@ -1434,6 +1463,9 @@ private: // Handles a instance drawcall from MME void StepInstance(MMEDrawMode expected_mode, u32 count); + + /// Returns a query's value or an empty object if the value will be deferred through a cache. + std::optional<u64> GetQueryResult(); }; #define ASSERT_REG_POSITION(field_name, position) \ @@ -1499,8 +1531,10 @@ ASSERT_REG_POSITION(screen_y_control, 0x4EB); ASSERT_REG_POSITION(vb_element_base, 0x50D); ASSERT_REG_POSITION(vb_base_instance, 0x50E); ASSERT_REG_POSITION(clip_distance_enabled, 0x544); +ASSERT_REG_POSITION(samplecnt_enable, 0x545); ASSERT_REG_POSITION(point_size, 0x546); ASSERT_REG_POSITION(point_sprite_enable, 0x548); +ASSERT_REG_POSITION(counter_reset, 0x54C); ASSERT_REG_POSITION(zeta_enable, 0x54E); ASSERT_REG_POSITION(multisample_control, 0x54F); ASSERT_REG_POSITION(condition, 0x554); |