Files
Zelda64Recomp/src/main/rt64_render_context.cpp
T
2025-03-14 17:35:55 -04:00

424 lines
17 KiB
C++

#include <memory>
#include <cstring>
#include <variant>
#define HLSL_CPU
#include "hle/rt64_application.h"
#include "rt64_render_hooks.h"
#include "ultramodern/ultramodern.hpp"
#include "ultramodern/config.hpp"
#include "zelda_render.h"
#include "recomp_ui.h"
#include "concurrentqueue.h"
// Helper class for variant visiting.
template<class... Ts>
struct overloaded : Ts... { using Ts::operator()...; };
template<class... Ts>
overloaded(Ts...) -> overloaded<Ts...>;
static RT64::UserConfiguration::Antialiasing device_max_msaa = RT64::UserConfiguration::Antialiasing::None;
static bool sample_positions_supported = false;
static bool high_precision_fb_enabled = false;
static uint8_t DMEM[0x1000];
static uint8_t IMEM[0x1000];
struct TexturePackEnableAction {
std::filesystem::path path;
};
struct TexturePackDisableAction {
std::filesystem::path path;
};
using TexturePackAction = std::variant<TexturePackEnableAction, TexturePackDisableAction>;
static moodycamel::ConcurrentQueue<TexturePackAction> texture_pack_action_queue;
unsigned int MI_INTR_REG = 0;
unsigned int DPC_START_REG = 0;
unsigned int DPC_END_REG = 0;
unsigned int DPC_CURRENT_REG = 0;
unsigned int DPC_STATUS_REG = 0;
unsigned int DPC_CLOCK_REG = 0;
unsigned int DPC_BUFBUSY_REG = 0;
unsigned int DPC_PIPEBUSY_REG = 0;
unsigned int DPC_TMEM_REG = 0;
unsigned int VI_STATUS_REG = 0;
unsigned int VI_ORIGIN_REG = 0;
unsigned int VI_WIDTH_REG = 0;
unsigned int VI_INTR_REG = 0;
unsigned int VI_V_CURRENT_LINE_REG = 0;
unsigned int VI_TIMING_REG = 0;
unsigned int VI_V_SYNC_REG = 0;
unsigned int VI_H_SYNC_REG = 0;
unsigned int VI_LEAP_REG = 0;
unsigned int VI_H_START_REG = 0;
unsigned int VI_V_START_REG = 0;
unsigned int VI_V_BURST_REG = 0;
unsigned int VI_X_SCALE_REG = 0;
unsigned int VI_Y_SCALE_REG = 0;
void dummy_check_interrupts() {}
RT64::UserConfiguration::Antialiasing compute_max_supported_aa(RT64::RenderSampleCounts bits) {
if (bits & RT64::RenderSampleCount::Bits::COUNT_2) {
if (bits & RT64::RenderSampleCount::Bits::COUNT_4) {
if (bits & RT64::RenderSampleCount::Bits::COUNT_8) {
return RT64::UserConfiguration::Antialiasing::MSAA8X;
}
return RT64::UserConfiguration::Antialiasing::MSAA4X;
}
return RT64::UserConfiguration::Antialiasing::MSAA2X;
};
return RT64::UserConfiguration::Antialiasing::None;
}
RT64::UserConfiguration::AspectRatio to_rt64(ultramodern::renderer::AspectRatio option) {
switch (option) {
case ultramodern::renderer::AspectRatio::Original:
return RT64::UserConfiguration::AspectRatio::Original;
case ultramodern::renderer::AspectRatio::Expand:
return RT64::UserConfiguration::AspectRatio::Expand;
case ultramodern::renderer::AspectRatio::Manual:
return RT64::UserConfiguration::AspectRatio::Manual;
case ultramodern::renderer::AspectRatio::OptionCount:
return RT64::UserConfiguration::AspectRatio::OptionCount;
}
}
RT64::UserConfiguration::Antialiasing to_rt64(ultramodern::renderer::Antialiasing option) {
switch (option) {
case ultramodern::renderer::Antialiasing::None:
return RT64::UserConfiguration::Antialiasing::None;
case ultramodern::renderer::Antialiasing::MSAA2X:
return RT64::UserConfiguration::Antialiasing::MSAA2X;
case ultramodern::renderer::Antialiasing::MSAA4X:
return RT64::UserConfiguration::Antialiasing::MSAA4X;
case ultramodern::renderer::Antialiasing::MSAA8X:
return RT64::UserConfiguration::Antialiasing::MSAA8X;
case ultramodern::renderer::Antialiasing::OptionCount:
return RT64::UserConfiguration::Antialiasing::OptionCount;
}
}
RT64::UserConfiguration::RefreshRate to_rt64(ultramodern::renderer::RefreshRate option) {
switch (option) {
case ultramodern::renderer::RefreshRate::Original:
return RT64::UserConfiguration::RefreshRate::Original;
case ultramodern::renderer::RefreshRate::Display:
return RT64::UserConfiguration::RefreshRate::Display;
case ultramodern::renderer::RefreshRate::Manual:
return RT64::UserConfiguration::RefreshRate::Manual;
case ultramodern::renderer::RefreshRate::OptionCount:
return RT64::UserConfiguration::RefreshRate::OptionCount;
}
}
RT64::UserConfiguration::InternalColorFormat to_rt64(ultramodern::renderer::HighPrecisionFramebuffer option) {
switch (option) {
case ultramodern::renderer::HighPrecisionFramebuffer::Off:
return RT64::UserConfiguration::InternalColorFormat::Standard;
case ultramodern::renderer::HighPrecisionFramebuffer::On:
return RT64::UserConfiguration::InternalColorFormat::High;
case ultramodern::renderer::HighPrecisionFramebuffer::Auto:
return RT64::UserConfiguration::InternalColorFormat::Automatic;
case ultramodern::renderer::HighPrecisionFramebuffer::OptionCount:
return RT64::UserConfiguration::InternalColorFormat::OptionCount;
}
}
void set_application_user_config(RT64::Application* application, const ultramodern::renderer::GraphicsConfig& config) {
switch (config.res_option) {
default:
case ultramodern::renderer::Resolution::Auto:
application->userConfig.resolution = RT64::UserConfiguration::Resolution::WindowIntegerScale;
application->userConfig.downsampleMultiplier = 1;
break;
case ultramodern::renderer::Resolution::Original:
application->userConfig.resolution = RT64::UserConfiguration::Resolution::Manual;
application->userConfig.resolutionMultiplier = std::max(config.ds_option, 1);
application->userConfig.downsampleMultiplier = std::max(config.ds_option, 1);
break;
case ultramodern::renderer::Resolution::Original2x:
application->userConfig.resolution = RT64::UserConfiguration::Resolution::Manual;
application->userConfig.resolutionMultiplier = 2.0 * std::max(config.ds_option, 1);
application->userConfig.downsampleMultiplier = std::max(config.ds_option, 1);
break;
}
switch (config.hr_option) {
default:
case ultramodern::renderer::HUDRatioMode::Original:
application->userConfig.extAspectRatio = RT64::UserConfiguration::AspectRatio::Original;
break;
case ultramodern::renderer::HUDRatioMode::Clamp16x9:
application->userConfig.extAspectRatio = RT64::UserConfiguration::AspectRatio::Manual;
application->userConfig.extAspectTarget = 16.0/9.0;
break;
case ultramodern::renderer::HUDRatioMode::Full:
application->userConfig.extAspectRatio = RT64::UserConfiguration::AspectRatio::Expand;
break;
}
application->userConfig.aspectRatio = to_rt64(config.ar_option);
application->userConfig.antialiasing = to_rt64(config.msaa_option);
application->userConfig.refreshRate = to_rt64(config.rr_option);
application->userConfig.refreshRateTarget = config.rr_manual_value;
application->userConfig.internalColorFormat = to_rt64(config.hpfb_option);
application->userConfig.displayBuffering = RT64::UserConfiguration::DisplayBuffering::Triple;
}
ultramodern::renderer::SetupResult map_setup_result(RT64::Application::SetupResult rt64_result) {
switch (rt64_result) {
case RT64::Application::SetupResult::Success:
return ultramodern::renderer::SetupResult::Success;
case RT64::Application::SetupResult::DynamicLibrariesNotFound:
return ultramodern::renderer::SetupResult::DynamicLibrariesNotFound;
case RT64::Application::SetupResult::InvalidGraphicsAPI:
return ultramodern::renderer::SetupResult::InvalidGraphicsAPI;
case RT64::Application::SetupResult::GraphicsAPINotFound:
return ultramodern::renderer::SetupResult::GraphicsAPINotFound;
case RT64::Application::SetupResult::GraphicsDeviceNotFound:
return ultramodern::renderer::SetupResult::GraphicsDeviceNotFound;
}
fprintf(stderr, "Unhandled `RT64::Application::SetupResult` ?\n");
assert(false);
std::exit(EXIT_FAILURE);
}
zelda64::renderer::RT64Context::RT64Context(uint8_t* rdram, ultramodern::renderer::WindowHandle window_handle, bool debug) {
static unsigned char dummy_rom_header[0x40];
recompui::set_render_hooks();
// Set up the RT64 application core fields.
RT64::Application::Core appCore{};
#if defined(_WIN32)
appCore.window = window_handle.window;
#elif defined(__linux__) || defined(__ANDROID__)
appCore.window = window_handle;
#elif defined(__APPLE__)
appCore.window.window = window_handle.window;
appCore.window.view = window_handle.view;
#endif
appCore.checkInterrupts = dummy_check_interrupts;
appCore.HEADER = dummy_rom_header;
appCore.RDRAM = rdram;
appCore.DMEM = DMEM;
appCore.IMEM = IMEM;
appCore.MI_INTR_REG = &MI_INTR_REG;
appCore.DPC_START_REG = &DPC_START_REG;
appCore.DPC_END_REG = &DPC_END_REG;
appCore.DPC_CURRENT_REG = &DPC_CURRENT_REG;
appCore.DPC_STATUS_REG = &DPC_STATUS_REG;
appCore.DPC_CLOCK_REG = &DPC_CLOCK_REG;
appCore.DPC_BUFBUSY_REG = &DPC_BUFBUSY_REG;
appCore.DPC_PIPEBUSY_REG = &DPC_PIPEBUSY_REG;
appCore.DPC_TMEM_REG = &DPC_TMEM_REG;
appCore.VI_STATUS_REG = &VI_STATUS_REG;
appCore.VI_ORIGIN_REG = &VI_ORIGIN_REG;
appCore.VI_WIDTH_REG = &VI_WIDTH_REG;
appCore.VI_INTR_REG = &VI_INTR_REG;
appCore.VI_V_CURRENT_LINE_REG = &VI_V_CURRENT_LINE_REG;
appCore.VI_TIMING_REG = &VI_TIMING_REG;
appCore.VI_V_SYNC_REG = &VI_V_SYNC_REG;
appCore.VI_H_SYNC_REG = &VI_H_SYNC_REG;
appCore.VI_LEAP_REG = &VI_LEAP_REG;
appCore.VI_H_START_REG = &VI_H_START_REG;
appCore.VI_V_START_REG = &VI_V_START_REG;
appCore.VI_V_BURST_REG = &VI_V_BURST_REG;
appCore.VI_X_SCALE_REG = &VI_X_SCALE_REG;
appCore.VI_Y_SCALE_REG = &VI_Y_SCALE_REG;
// Set up the RT64 application configuration fields.
RT64::ApplicationConfiguration appConfig;
appConfig.useConfigurationFile = false;
// Create the RT64 application.
app = std::make_unique<RT64::Application>(appCore, appConfig);
// Set initial user config settings based on the current settings.
auto& cur_config = ultramodern::renderer::get_graphics_config();
set_application_user_config(app.get(), cur_config);
app->userConfig.developerMode = debug;
// Force gbi depth branches to prevent LODs from kicking in.
app->enhancementConfig.f3dex.forceBranch = true;
// Scale LODs based on the output resolution.
app->enhancementConfig.textureLOD.scale = true;
// Pick an API if the user has set an override.
switch (cur_config.api_option) {
case ultramodern::renderer::GraphicsApi::D3D12:
app->userConfig.graphicsAPI = RT64::UserConfiguration::GraphicsAPI::D3D12;
break;
case ultramodern::renderer::GraphicsApi::Vulkan:
app->userConfig.graphicsAPI = RT64::UserConfiguration::GraphicsAPI::Vulkan;
break;
case ultramodern::renderer::GraphicsApi::Metal:
app->userConfig.graphicsAPI = RT64::UserConfiguration::GraphicsAPI::Metal;
break;
default:
case ultramodern::renderer::GraphicsApi::Auto:
// Don't override if auto is selected.
break;
}
// Set up the RT64 application.
uint32_t thread_id = 0;
#ifdef _WIN32
thread_id = window_handle.thread_id;
#endif
setup_result = map_setup_result(app->setup(thread_id));
if (setup_result != ultramodern::renderer::SetupResult::Success) {
app = nullptr;
return;
}
// Set the application's fullscreen state.
app->setFullScreen(cur_config.wm_option == ultramodern::renderer::WindowMode::Fullscreen);
// Check if the selected device actually supports MSAA sample positions and MSAA for for the formats that will be used
// and downgrade the configuration accordingly.
if (app->device->getCapabilities().sampleLocations) {
RT64::RenderSampleCounts color_sample_counts = app->device->getSampleCountsSupported(RT64::RenderFormat::R8G8B8A8_UNORM);
RT64::RenderSampleCounts depth_sample_counts = app->device->getSampleCountsSupported(RT64::RenderFormat::D32_FLOAT);
RT64::RenderSampleCounts common_sample_counts = color_sample_counts & depth_sample_counts;
device_max_msaa = compute_max_supported_aa(common_sample_counts);
sample_positions_supported = true;
}
else {
device_max_msaa = RT64::UserConfiguration::Antialiasing::None;
sample_positions_supported = false;
}
high_precision_fb_enabled = app->shaderLibrary->usesHDR;
}
zelda64::renderer::RT64Context::~RT64Context() = default;
void zelda64::renderer::RT64Context::send_dl(const OSTask* task) {
bool packs_disabled = false;
TexturePackAction cur_action;
while (texture_pack_action_queue.try_dequeue(cur_action)) {
std::visit(overloaded{
[&](TexturePackDisableAction& to_disable) {
enabled_texture_packs.erase(to_disable.path);
packs_disabled = true;
},
[&](TexturePackEnableAction& to_enable) {
enabled_texture_packs.insert(to_enable.path);
// Load the pack now if no packs have been disabled.
if (!packs_disabled) {
app->textureCache->loadReplacementDirectory(to_enable.path);
}
}
}, cur_action);
}
// If any packs were disabled, unload all packs and load all the active ones.
if (packs_disabled) {
app->textureCache->clearReplacementDirectories();
for (const std::filesystem::path& cur_pack_path : enabled_texture_packs) {
app->textureCache->loadReplacementDirectory(cur_pack_path);
}
}
app->state->rsp->reset();
app->interpreter->loadUCodeGBI(task->t.ucode & 0x3FFFFFF, task->t.ucode_data & 0x3FFFFFF, true);
app->processDisplayLists(app->core.RDRAM, task->t.data_ptr & 0x3FFFFFF, 0, true);
}
void zelda64::renderer::RT64Context::update_screen(uint32_t vi_origin) {
VI_ORIGIN_REG = vi_origin;
app->updateScreen();
}
void zelda64::renderer::RT64Context::shutdown() {
if (app != nullptr) {
app->end();
}
}
bool zelda64::renderer::RT64Context::update_config(const ultramodern::renderer::GraphicsConfig& old_config, const ultramodern::renderer::GraphicsConfig& new_config) {
if (old_config == new_config) {
return false;
}
if (new_config.wm_option != old_config.wm_option) {
app->setFullScreen(new_config.wm_option == ultramodern::renderer::WindowMode::Fullscreen);
}
set_application_user_config(app.get(), new_config);
app->updateUserConfig(true);
if (new_config.msaa_option != old_config.msaa_option) {
app->updateMultisampling();
}
return true;
}
void zelda64::renderer::RT64Context::enable_instant_present() {
// Enable the present early presentation mode for minimal latency.
app->enhancementConfig.presentation.mode = RT64::EnhancementConfiguration::Presentation::Mode::PresentEarly;
app->updateEnhancementConfig();
}
uint32_t zelda64::renderer::RT64Context::get_display_framerate() const {
return app->presentQueue->ext.sharedResources->swapChainRate;
}
float zelda64::renderer::RT64Context::get_resolution_scale() const {
constexpr int ReferenceHeight = 240;
switch (app->userConfig.resolution) {
case RT64::UserConfiguration::Resolution::WindowIntegerScale:
if (app->sharedQueueResources->swapChainHeight > 0) {
return std::max(float((app->sharedQueueResources->swapChainHeight + ReferenceHeight - 1) / ReferenceHeight), 1.0f);
}
else {
return 1.0f;
}
case RT64::UserConfiguration::Resolution::Manual:
return float(app->userConfig.resolutionMultiplier);
case RT64::UserConfiguration::Resolution::Original:
default:
return 1.0f;
}
}
RT64::UserConfiguration::Antialiasing zelda64::renderer::RT64MaxMSAA() {
return device_max_msaa;
}
std::unique_ptr<ultramodern::renderer::RendererContext> zelda64::renderer::create_render_context(uint8_t* rdram, ultramodern::renderer::WindowHandle window_handle, bool developer_mode) {
return std::make_unique<zelda64::renderer::RT64Context>(rdram, window_handle, developer_mode);
}
bool zelda64::renderer::RT64SamplePositionsSupported() {
return sample_positions_supported;
}
bool zelda64::renderer::RT64HighPrecisionFBEnabled() {
return high_precision_fb_enabled;
}
void zelda64::renderer::enable_texture_pack(const recomp::mods::ModHandle& mod) {
texture_pack_action_queue.enqueue(TexturePackEnableAction{mod.manifest.mod_root_path});
}
void zelda64::renderer::disable_texture_pack(const recomp::mods::ModHandle& mod) {
texture_pack_action_queue.enqueue(TexturePackDisableAction{mod.manifest.mod_root_path});
}