skyline/app/src/main/cpp/skyline/soc/gm20b/engines/maxwell_3d.cpp
PixelyIon 54908afc44 Texture GMMU Address Resolution + Refactor Maxwell3D::CallMethod
Fixes bugs with the Texture Manager lookup, fixes `RenderTarget` address extraction (`low`/`high` were flipped prior), refactors `Maxwell3D::CallMethod` to utilize a case for the register being modified + preventing redundant method calls when no new value is being written to the register, and fixes the behavior of shadow RAM which was broken previously and would lead to incorrect arguments being utilized for methods.
2021-10-05 01:13:22 +05:30

326 lines
18 KiB
C++

// SPDX-License-Identifier: MPL-2.0
// Copyright © 2020 Skyline Team and Contributors (https://github.com/skyline-emu/)
// Copyright © 2018-2020 fincs (https://github.com/devkitPro/deko3d)
#include <boost/preprocessor/repeat.hpp>
#include <soc.h>
namespace skyline::soc::gm20b::engine::maxwell3d {
Maxwell3D::Maxwell3D(const DeviceState &state, GMMU &gmmu) : Engine(state), macroInterpreter(*this), context(*state.gpu, gmmu) {
ResetRegs();
}
void Maxwell3D::ResetRegs() {
registers = {};
registers.rasterizerEnable = true;
for (auto &transform : registers.viewportTransforms) {
transform.swizzles.x = type::ViewportTransform::Swizzle::PositiveX;
transform.swizzles.y = type::ViewportTransform::Swizzle::PositiveY;
transform.swizzles.z = type::ViewportTransform::Swizzle::PositiveZ;
transform.swizzles.w = type::ViewportTransform::Swizzle::PositiveW;
}
for (auto &viewport : registers.viewports) {
viewport.depthRangeFar = 1.0f;
viewport.depthRangeNear = 0.0f;
}
registers.polygonMode.front = type::PolygonMode::Fill;
registers.polygonMode.back = type::PolygonMode::Fill;
registers.stencilFront.failOp = registers.stencilFront.zFailOp = registers.stencilFront.zPassOp = type::StencilOp::Keep;
registers.stencilFront.compare.op = type::CompareOp::Always;
registers.stencilFront.compare.mask = 0xFFFFFFFF;
registers.stencilFront.writeMask = 0xFFFFFFFF;
registers.stencilTwoSideEnable = true;
registers.stencilBack.failOp = registers.stencilBack.zFailOp = registers.stencilBack.zPassOp = type::StencilOp::Keep;
registers.stencilBack.compareOp = type::CompareOp::Always;
registers.stencilBackExtra.compareMask = 0xFFFFFFFF;
registers.stencilBackExtra.writeMask = 0xFFFFFFFF;
registers.rtSeparateFragData = true;
for (auto &attribute : registers.vertexAttributeState)
attribute.fixed = true;
registers.depthTestFunc = type::CompareOp::Always;
registers.blend.colorOp = registers.blend.alphaOp = type::Blend::Op::Add;
registers.blend.colorSrcFactor = registers.blend.alphaSrcFactor = type::Blend::Factor::One;
registers.blend.colorDestFactor = registers.blend.alphaDestFactor = type::Blend::Factor::Zero;
registers.lineWidthSmooth = 1.0f;
registers.lineWidthAliased = 1.0f;
registers.pointSpriteEnable = true;
registers.pointSpriteSize = 1.0f;
registers.pointCoordReplace.enable = true;
registers.frontFace = type::FrontFace::CounterClockwise;
registers.cullFace = type::CullFace::Back;
for (auto &mask : registers.colorMask)
mask.r = mask.g = mask.b = mask.a = 1;
for (auto &blend : registers.independentBlend) {
blend.colorOp = blend.alphaOp = type::Blend::Op::Add;
blend.colorSrcFactor = blend.alphaSrcFactor = type::Blend::Factor::One;
blend.colorDestFactor = blend.alphaDestFactor = type::Blend::Factor::Zero;
}
registers.viewportTransformEnable = true;
}
void Maxwell3D::CallMethod(u32 method, u32 argument, bool lastCall) {
state.logger->Debug("Called method in Maxwell 3D: 0x{:X} args: 0x{:X}", method, argument);
// Methods that are greater than the register size are for macro control
if (method >= RegisterCount) [[unlikely]] {
// Starting a new macro at index 'method - RegisterCount'
if (!(method & 1)) {
if (macroInvocation.index != -1) {
// Flush the current macro as we are switching to another one
macroInterpreter.Execute(macroPositions[macroInvocation.index], macroInvocation.arguments);
macroInvocation.arguments.clear();
}
// Setup for the new macro index
macroInvocation.index = ((method - RegisterCount) >> 1) % macroPositions.size();
}
macroInvocation.arguments.emplace_back(argument);
// Flush macro after all of the data in the method call has been sent
if (lastCall && macroInvocation.index != -1) {
macroInterpreter.Execute(macroPositions[macroInvocation.index], macroInvocation.arguments);
macroInvocation.arguments.clear();
macroInvocation.index = -1;
}
// Bail out early
return;
}
#define MAXWELL3D_OFFSET(field) U32_OFFSET(Registers, field)
#define MAXWELL3D_STRUCT_OFFSET(field, member) U32_OFFSET(Registers, field) + U32_OFFSET(typeof(Registers::field), member)
#define MAXWELL3D_ARRAY_OFFSET(field, index) U32_OFFSET(Registers, field) + ((sizeof(typeof(Registers::field[0])) / sizeof(u32)) * index)
#define MAXWELL3D_ARRAY_STRUCT_OFFSET(field, index, member) MAXWELL3D_ARRAY_OFFSET(field, index) + U32_OFFSET(typeof(Registers::field[0]), member)
#define MAXWELL3D_ARRAY_STRUCT_STRUCT_OFFSET(field, index, member, submember) MAXWELL3D_ARRAY_STRUCT_OFFSET(field, index, member) + U32_OFFSET(typeof(Registers::field[0].member), submember)
#define MAXWELL3D_CASE_BASE(fieldName, fieldAccessor, offset, content) case offset: { \
auto fieldName{util::BitCast<typeof(registers.fieldAccessor)>(argument)}; \
content \
return; \
}
#define MAXWELL3D_CASE(field, content) MAXWELL3D_CASE_BASE(field, field, MAXWELL3D_OFFSET(field), content)
#define MAXWELL3D_STRUCT_CASE(field, member, content) MAXWELL3D_CASE_BASE(member, field.member, MAXWELL3D_STRUCT_OFFSET(field, member), content)
#define MAXWELL3D_ARRAY_CASE(field, index, content) MAXWELL3D_CASE_BASE(field, field[index], MAXWELL3D_ARRAY_OFFSET(field, index), content)
#define MAXWELL3D_ARRAY_STRUCT_CASE(field, index, member, content) MAXWELL3D_CASE_BASE(member, field[index].member, MAXWELL3D_ARRAY_STRUCT_OFFSET(field, index, member), content)
#define MAXWELL3D_ARRAY_STRUCT_STRUCT_CASE(field, index, member, submember, content) MAXWELL3D_CASE_BASE(submember, field[index].member.submember, MAXWELL3D_ARRAY_STRUCT_STRUCT_OFFSET(field, index, member, submember), content)
if (method != MAXWELL3D_OFFSET(mme.shadowRamControl)) {
if (shadowRegisters.mme.shadowRamControl == type::MmeShadowRamControl::MethodTrack || shadowRegisters.mme.shadowRamControl == type::MmeShadowRamControl::MethodTrackWithFilter)
shadowRegisters.raw[method] = argument;
else if (shadowRegisters.mme.shadowRamControl == type::MmeShadowRamControl::MethodReplay)
argument = shadowRegisters.raw[method];
}
bool redundant{registers.raw[method] == argument};
registers.raw[method] = argument;
if (!redundant) {
switch (method) {
MAXWELL3D_STRUCT_CASE(mme, shadowRamControl, {
shadowRegisters.mme.shadowRamControl = shadowRamControl;
})
#define RENDER_TARGET_ARRAY(z, index, data) \
MAXWELL3D_ARRAY_STRUCT_STRUCT_CASE(renderTargets, index, address, high, { \
context.SetRenderTargetAddressHigh(index, high); \
}) \
MAXWELL3D_ARRAY_STRUCT_STRUCT_CASE(renderTargets, index, address, low, { \
context.SetRenderTargetAddressLow(index, low); \
}) \
MAXWELL3D_ARRAY_STRUCT_CASE(renderTargets, index, width, { \
context.SetRenderTargetWidth(index, width); \
}) \
MAXWELL3D_ARRAY_STRUCT_CASE(renderTargets, index, height, { \
context.SetRenderTargetHeight(index, height); \
}) \
MAXWELL3D_ARRAY_STRUCT_CASE(renderTargets, index, format, { \
context.SetRenderTargetFormat(index, format); \
}) \
MAXWELL3D_ARRAY_STRUCT_CASE(renderTargets, index, tileMode, { \
context.SetRenderTargetTileMode(index, tileMode); \
}) \
MAXWELL3D_ARRAY_STRUCT_CASE(renderTargets, index, arrayMode, { \
context.SetRenderTargetArrayMode(index, arrayMode); \
}) \
MAXWELL3D_ARRAY_STRUCT_CASE(renderTargets, index, layerStrideLsr2, { \
context.SetRenderTargetLayerStride(index, layerStrideLsr2); \
}) \
MAXWELL3D_ARRAY_STRUCT_CASE(renderTargets, index, baseLayer, { \
context.SetRenderTargetBaseLayer(index, baseLayer); \
})
BOOST_PP_REPEAT(8, RENDER_TARGET_ARRAY, 0)
static_assert(type::RenderTargetCount == 8 && type::RenderTargetCount < BOOST_PP_LIMIT_REPEAT);
#undef RENDER_TARGET_ARRAY
#define VIEWPORT_TRANSFORM_CALLBACKS(z, index, data) \
MAXWELL3D_ARRAY_STRUCT_CASE(viewportTransforms, index, scaleX, { \
context.SetViewportX(index, scaleX, registers.viewportTransforms[index].translateX); \
}) \
MAXWELL3D_ARRAY_STRUCT_CASE(viewportTransforms, index, translateX, { \
context.SetViewportX(index, registers.viewportTransforms[index].scaleX, translateX); \
}) \
MAXWELL3D_ARRAY_STRUCT_CASE(viewportTransforms, index, scaleY, { \
context.SetViewportY(index, scaleY, registers.viewportTransforms[index].translateY); \
}) \
MAXWELL3D_ARRAY_STRUCT_CASE(viewportTransforms, index, translateY, { \
context.SetViewportY(index, registers.viewportTransforms[index].scaleY, translateY); \
}) \
MAXWELL3D_ARRAY_STRUCT_CASE(viewportTransforms, index, scaleZ, { \
context.SetViewportZ(index, scaleZ, registers.viewportTransforms[index].translateZ); \
}) \
MAXWELL3D_ARRAY_STRUCT_CASE(viewportTransforms, index, translateZ, { \
context.SetViewportZ(index, registers.viewportTransforms[index].scaleZ, translateZ); \
})
BOOST_PP_REPEAT(16, VIEWPORT_TRANSFORM_CALLBACKS, 0)
static_assert(type::ViewportCount == 16 && type::ViewportCount < BOOST_PP_LIMIT_REPEAT);
#undef VIEWPORT_TRANSFORM_CALLBACKS
#define COLOR_CLEAR_CALLBACKS(z, index, data) \
MAXWELL3D_ARRAY_CASE(clearColorValue, index, { \
context.UpdateClearColorValue(index, clearColorValue); \
})
BOOST_PP_REPEAT(4, COLOR_CLEAR_CALLBACKS, 0)
static_assert(4 < BOOST_PP_LIMIT_REPEAT);
#undef COLOR_CLEAR_CALLBACKS
#define SCISSOR_CALLBACKS(z, index, data) \
MAXWELL3D_ARRAY_STRUCT_CASE(scissors, index, enable, { \
context.SetScissor(index, enable ? registers.scissors[index] : std::optional<type::Scissor>{}); \
}) \
MAXWELL3D_ARRAY_STRUCT_CASE(scissors, index, horizontal, { \
context.SetScissorHorizontal(index, horizontal); \
}) \
MAXWELL3D_ARRAY_STRUCT_CASE(scissors, index, vertical, { \
context.SetScissorVertical(index, vertical); \
})
BOOST_PP_REPEAT(16, SCISSOR_CALLBACKS, 0)
static_assert(type::ViewportCount == 16 && type::ViewportCount < BOOST_PP_LIMIT_REPEAT);
#undef SCISSOR_CALLBACKS
MAXWELL3D_CASE(renderTargetControl, {
context.UpdateRenderTargetControl(registers.renderTargetControl);
})
}
}
switch (method) {
MAXWELL3D_STRUCT_CASE(mme, instructionRamLoad, {
if (registers.mme.instructionRamPointer >= macroCode.size())
throw exception("Macro memory is full!");
macroCode[registers.mme.instructionRamPointer++] = instructionRamLoad;
// Wraparound writes
registers.mme.instructionRamPointer %= macroCode.size();
})
MAXWELL3D_STRUCT_CASE(mme, startAddressRamLoad, {
if (registers.mme.startAddressRamPointer >= macroPositions.size())
throw exception("Maximum amount of macros reached!");
macroPositions[registers.mme.startAddressRamPointer++] = startAddressRamLoad;
})
MAXWELL3D_CASE(syncpointAction, {
state.logger->Debug("Increment syncpoint: {}", static_cast<u16>(syncpointAction.id));
state.soc->host1x.syncpoints.at(syncpointAction.id).Increment();
})
MAXWELL3D_CASE(clearBuffers, {
context.ClearBuffers(registers.clearBuffers);
})
MAXWELL3D_STRUCT_CASE(semaphore, info, {
switch (info.op) {
case type::SemaphoreInfo::Op::Release:
WriteSemaphoreResult(registers.semaphore.payload);
break;
case type::SemaphoreInfo::Op::Counter: {
switch (info.counterType) {
case type::SemaphoreInfo::CounterType::Zero:
WriteSemaphoreResult(0);
break;
default:
state.logger->Warn("Unsupported semaphore counter type: 0x{:X}", static_cast<u8>(info.counterType));
break;
}
break;
}
default:
state.logger->Warn("Unsupported semaphore operation: 0x{:X}", static_cast<u8>(info.op));
break;
}
})
MAXWELL3D_ARRAY_CASE(firmwareCall, 4, {
registers.raw[0xD00] = 1;
})
default:
break;
}
#undef MAXWELL3D_OFFSET
#undef MAXWELL3D_STRUCT_OFFSET
#undef MAXWELL3D_ARRAY_OFFSET
#undef MAXWELL3D_ARRAY_STRUCT_OFFSET
#undef MAXWELL3D_ARRAY_STRUCT_STRUCT_OFFSET
#undef MAXWELL3D_CASE_BASE
#undef MAXWELL3D_CASE
#undef MAXWELL3D_STRUCT_CASE
#undef MAXWELL3D_ARRAY_CASE
#undef MAXWELL3D_ARRAY_STRUCT_CASE
#undef MAXWELL3D_ARRAY_STRUCT_STRUCT_CASE
}
void Maxwell3D::WriteSemaphoreResult(u64 result) {
struct FourWordResult {
u64 value;
u64 timestamp;
};
switch (registers.semaphore.info.structureSize) {
case type::SemaphoreInfo::StructureSize::OneWord:
state.soc->gm20b.gmmu.Write<u32>(registers.semaphore.address.Pack(), static_cast<u32>(result));
break;
case type::SemaphoreInfo::StructureSize::FourWords: {
// Convert the current nanosecond time to GPU ticks
constexpr u64 NsToTickNumerator{384};
constexpr u64 NsToTickDenominator{625};
u64 nsTime{util::GetTimeNs()};
u64 timestamp{(nsTime / NsToTickDenominator) * NsToTickNumerator + ((nsTime % NsToTickDenominator) * NsToTickNumerator) / NsToTickDenominator};
state.soc->gm20b.gmmu.Write<FourWordResult>(registers.semaphore.address.Pack(), FourWordResult{result, timestamp});
break;
}
}
}
}