diff options
Diffstat (limited to 'src')
29 files changed, 753 insertions, 127 deletions
diff --git a/src/citra/config.cpp b/src/citra/config.cpp index c64de8e22..22cb51ea8 100644 --- a/src/citra/config.cpp +++ b/src/citra/config.cpp @@ -44,12 +44,16 @@ bool Config::LoadINI(const std::string& default_contents, bool retry) { } static const std::array<int, Settings::NativeInput::NUM_INPUTS> defaults = { + // directly mapped keys SDL_SCANCODE_A, SDL_SCANCODE_S, SDL_SCANCODE_Z, SDL_SCANCODE_X, SDL_SCANCODE_Q, SDL_SCANCODE_W, SDL_SCANCODE_1, SDL_SCANCODE_2, SDL_SCANCODE_M, SDL_SCANCODE_N, SDL_SCANCODE_B, SDL_SCANCODE_T, SDL_SCANCODE_G, SDL_SCANCODE_F, SDL_SCANCODE_H, + SDL_SCANCODE_I, SDL_SCANCODE_K, SDL_SCANCODE_J, SDL_SCANCODE_L, + + // indirectly mapped keys SDL_SCANCODE_UP, SDL_SCANCODE_DOWN, SDL_SCANCODE_LEFT, SDL_SCANCODE_RIGHT, - SDL_SCANCODE_I, SDL_SCANCODE_K, SDL_SCANCODE_J, SDL_SCANCODE_L + SDL_SCANCODE_D, }; void Config::ReadValues() { @@ -58,6 +62,7 @@ void Config::ReadValues() { Settings::values.input_mappings[Settings::NativeInput::All[i]] = sdl2_config->GetInteger("Controls", Settings::NativeInput::Mapping[i], defaults[i]); } + Settings::values.pad_circle_modifier_scale = (float)sdl2_config->GetReal("Controls", "pad_circle_modifier_scale", 0.5); // Core Settings::values.frame_skip = sdl2_config->GetInteger("Core", "frame_skip", 0); diff --git a/src/citra/default_ini.h b/src/citra/default_ini.h index 49126356f..4e63f3206 100644 --- a/src/citra/default_ini.h +++ b/src/citra/default_ini.h @@ -23,14 +23,19 @@ pad_l = pad_r = pad_zl = pad_zr = -pad_sup = -pad_sdown = -pad_sleft = -pad_sright = pad_cup = pad_cdown = pad_cleft = pad_cright = +pad_circle_up = +pad_circle_down = +pad_circle_left = +pad_circle_right = +pad_circle_modifier = + +# The applied modifier scale to circle pad. +# Must be in range of 0.0-1.0. Defaults to 0.5 +pad_circle_modifier_scale = [Core] # The applied frameskip amount. Must be a power of two. @@ -66,7 +71,11 @@ output_engine = # 1 (default): Yes, 0: No use_virtual_sd = -[System Region] +[System] +# The system model that Citra will try to emulate +# 0: Old 3DS (default), 1: New 3DS +is_new_3ds = + # The system region that Citra will use during emulation # 0: Japan, 1: USA (default), 2: Europe, 3: Australia, 4: China, 5: Korea, 6: Taiwan region_value = diff --git a/src/citra/emu_window/emu_window_sdl2.cpp b/src/citra/emu_window/emu_window_sdl2.cpp index 12cdd9d95..591f68aa4 100644 --- a/src/citra/emu_window/emu_window_sdl2.cpp +++ b/src/citra/emu_window/emu_window_sdl2.cpp @@ -40,9 +40,9 @@ void EmuWindow_SDL2::OnMouseButton(u32 button, u8 state, s32 x, s32 y) { void EmuWindow_SDL2::OnKeyEvent(int key, u8 state) { if (state == SDL_PRESSED) { - KeyPressed({ key, keyboard_id }); + KeyMap::PressKey(*this, { key, keyboard_id }); } else if (state == SDL_RELEASED) { - KeyReleased({ key, keyboard_id }); + KeyMap::ReleaseKey(*this, { key, keyboard_id }); } } @@ -168,8 +168,9 @@ void EmuWindow_SDL2::DoneCurrent() { } void EmuWindow_SDL2::ReloadSetKeymaps() { + KeyMap::ClearKeyMapping(keyboard_id); for (int i = 0; i < Settings::NativeInput::NUM_INPUTS; ++i) { - KeyMap::SetKeyMapping({ Settings::values.input_mappings[Settings::NativeInput::All[i]], keyboard_id }, Service::HID::pad_mapping[i]); + KeyMap::SetKeyMapping({ Settings::values.input_mappings[Settings::NativeInput::All[i]], keyboard_id }, KeyMap::mapping_targets[i]); } } diff --git a/src/citra_qt/bootmanager.cpp b/src/citra_qt/bootmanager.cpp index 01b81c11c..414b2f8af 100644 --- a/src/citra_qt/bootmanager.cpp +++ b/src/citra_qt/bootmanager.cpp @@ -235,12 +235,12 @@ void GRenderWindow::closeEvent(QCloseEvent* event) { void GRenderWindow::keyPressEvent(QKeyEvent* event) { - this->KeyPressed({event->key(), keyboard_id}); + KeyMap::PressKey(*this, { event->key(), keyboard_id }); } void GRenderWindow::keyReleaseEvent(QKeyEvent* event) { - this->KeyReleased({event->key(), keyboard_id}); + KeyMap::ReleaseKey(*this, { event->key(), keyboard_id }); } void GRenderWindow::mousePressEvent(QMouseEvent *event) @@ -270,8 +270,9 @@ void GRenderWindow::mouseReleaseEvent(QMouseEvent *event) void GRenderWindow::ReloadSetKeymaps() { + KeyMap::ClearKeyMapping(keyboard_id); for (int i = 0; i < Settings::NativeInput::NUM_INPUTS; ++i) { - KeyMap::SetKeyMapping({Settings::values.input_mappings[Settings::NativeInput::All[i]], keyboard_id}, Service::HID::pad_mapping[i]); + KeyMap::SetKeyMapping({ Settings::values.input_mappings[Settings::NativeInput::All[i]], keyboard_id }, KeyMap::mapping_targets[i]); } } diff --git a/src/citra_qt/config.cpp b/src/citra_qt/config.cpp index 6e4ba3907..ba7edaff9 100644 --- a/src/citra_qt/config.cpp +++ b/src/citra_qt/config.cpp @@ -22,12 +22,16 @@ Config::Config() { } static const std::array<QVariant, Settings::NativeInput::NUM_INPUTS> defaults = { + // directly mapped keys Qt::Key_A, Qt::Key_S, Qt::Key_Z, Qt::Key_X, Qt::Key_Q, Qt::Key_W, Qt::Key_1, Qt::Key_2, Qt::Key_M, Qt::Key_N, Qt::Key_B, Qt::Key_T, Qt::Key_G, Qt::Key_F, Qt::Key_H, + Qt::Key_I, Qt::Key_K, Qt::Key_J, Qt::Key_L, + + // indirectly mapped keys Qt::Key_Up, Qt::Key_Down, Qt::Key_Left, Qt::Key_Right, - Qt::Key_I, Qt::Key_K, Qt::Key_J, Qt::Key_L + Qt::Key_D, }; void Config::ReadValues() { @@ -36,6 +40,7 @@ void Config::ReadValues() { Settings::values.input_mappings[Settings::NativeInput::All[i]] = qt_config->value(QString::fromStdString(Settings::NativeInput::Mapping[i]), defaults[i]).toInt(); } + Settings::values.pad_circle_modifier_scale = qt_config->value("pad_circle_modifier_scale", 0.5).toFloat(); qt_config->endGroup(); qt_config->beginGroup("Core"); @@ -126,6 +131,7 @@ void Config::SaveValues() { qt_config->setValue(QString::fromStdString(Settings::NativeInput::Mapping[i]), Settings::values.input_mappings[Settings::NativeInput::All[i]]); } + qt_config->setValue("pad_circle_modifier_scale", (double)Settings::values.pad_circle_modifier_scale); qt_config->endGroup(); qt_config->beginGroup("Core"); diff --git a/src/common/emu_window.cpp b/src/common/emu_window.cpp index b2807354a..08270dd88 100644 --- a/src/common/emu_window.cpp +++ b/src/common/emu_window.cpp @@ -11,12 +11,28 @@ #include "emu_window.h" #include "video_core/video_core.h" -void EmuWindow::KeyPressed(KeyMap::HostDeviceKey key) { - pad_state.hex |= KeyMap::GetPadKey(key).hex; +void EmuWindow::ButtonPressed(Service::HID::PadState pad) { + pad_state.hex |= pad.hex; } -void EmuWindow::KeyReleased(KeyMap::HostDeviceKey key) { - pad_state.hex &= ~KeyMap::GetPadKey(key).hex; +void EmuWindow::ButtonReleased(Service::HID::PadState pad) { + pad_state.hex &= ~pad.hex; +} + +void EmuWindow::CirclePadUpdated(float x, float y) { + constexpr int MAX_CIRCLEPAD_POS = 0x9C; // Max value for a circle pad position + + // Make sure the coordinates are in the unit circle, + // otherwise normalize it. + float r = x * x + y * y; + if (r > 1) { + r = std::sqrt(r); + x /= r; + y /= r; + } + + circle_pad_x = static_cast<s16>(x * MAX_CIRCLEPAD_POS); + circle_pad_y = static_cast<s16>(y * MAX_CIRCLEPAD_POS); } /** diff --git a/src/common/emu_window.h b/src/common/emu_window.h index 7c3486dea..57e303b6d 100644 --- a/src/common/emu_window.h +++ b/src/common/emu_window.h @@ -12,10 +12,6 @@ #include "core/hle/service/hid/hid.h" -namespace KeyMap { -struct HostDeviceKey; -} - /** * Abstraction class used to provide an interface between emulation code and the frontend * (e.g. SDL, QGLWidget, GLFW, etc...). @@ -76,11 +72,27 @@ public: virtual void ReloadSetKeymaps() = 0; - /// Signals a key press action to the HID module - void KeyPressed(KeyMap::HostDeviceKey key); + /** + * Signals a button press action to the HID module. + * @param pad_state indicates which button to press + * @note only handles real buttons (A/B/X/Y/...), excluding analog inputs like the circle pad. + */ + void ButtonPressed(Service::HID::PadState pad_state); + + /** + * Signals a button release action to the HID module. + * @param pad_state indicates which button to press + * @note only handles real buttons (A/B/X/Y/...), excluding analog inputs like the circle pad. + */ + void ButtonReleased(Service::HID::PadState pad_state); - /// Signals a key release action to the HID module - void KeyReleased(KeyMap::HostDeviceKey key); + /** + * Signals a circle pad change action to the HID module. + * @param x new x-coordinate of the circle pad, in the range [-1.0, 1.0] + * @param y new y-coordinate of the circle pad, in the range [-1.0, 1.0] + * @note the coordinates will be normalized if the radius is larger than 1 + */ + void CirclePadUpdated(float x, float y); /** * Signal that a touch pressed event has occurred (e.g. mouse click pressed) @@ -100,8 +112,9 @@ public: void TouchMoved(unsigned framebuffer_x, unsigned framebuffer_y); /** - * Gets the current pad state (which buttons are pressed and the circle pad direction). + * Gets the current pad state (which buttons are pressed). * @note This should be called by the core emu thread to get a state set by the window thread. + * @note This doesn't include analog input like circle pad direction * @todo Fix this function to be thread-safe. * @return PadState object indicating the current pad state */ @@ -110,6 +123,16 @@ public: } /** + * Gets the current circle pad state. + * @note This should be called by the core emu thread to get a state set by the window thread. + * @todo Fix this function to be thread-safe. + * @return std::tuple of (x, y), where `x` and `y` are the circle pad coordinates + */ + std::tuple<s16, s16> GetCirclePadState() const { + return std::make_tuple(circle_pad_x, circle_pad_y); + } + + /** * Gets the current touch screen state (touch X/Y coordinates and whether or not it is pressed). * @note This should be called by the core emu thread to get a state set by the window thread. * @todo Fix this function to be thread-safe. @@ -200,6 +223,8 @@ protected: pad_state.hex = 0; touch_x = 0; touch_y = 0; + circle_pad_x = 0; + circle_pad_y = 0; touch_pressed = false; } virtual ~EmuWindow() {} @@ -260,6 +285,9 @@ private: u16 touch_x; ///< Touchpad X-position in native 3DS pixel coordinates (0-320) u16 touch_y; ///< Touchpad Y-position in native 3DS pixel coordinates (0-240) + s16 circle_pad_x; ///< Circle pad X-position in native 3DS pixel coordinates (-156 - 156) + s16 circle_pad_y; ///< Circle pad Y-position in native 3DS pixel coordinates (-156 - 156) + /** * Clip the provided coordinates to be inside the touchscreen area. */ diff --git a/src/common/key_map.cpp b/src/common/key_map.cpp index 844d5df68..ad311d66b 100644 --- a/src/common/key_map.cpp +++ b/src/common/key_map.cpp @@ -2,24 +2,138 @@ // Licensed under GPLv2 or any later version // Refer to the license.txt file included. -#include "key_map.h" #include <map> +#include "common/emu_window.h" +#include "common/key_map.h" + namespace KeyMap { -static std::map<HostDeviceKey, Service::HID::PadState> key_map; +// TODO (wwylele): currently we treat c-stick as four direction buttons +// and map it directly to EmuWindow::ButtonPressed. +// It should go the analog input way like circle pad does. +const std::array<KeyTarget, Settings::NativeInput::NUM_INPUTS> mapping_targets = {{ + Service::HID::PAD_A, Service::HID::PAD_B, Service::HID::PAD_X, Service::HID::PAD_Y, + Service::HID::PAD_L, Service::HID::PAD_R, Service::HID::PAD_ZL, Service::HID::PAD_ZR, + Service::HID::PAD_START, Service::HID::PAD_SELECT, Service::HID::PAD_NONE, + Service::HID::PAD_UP, Service::HID::PAD_DOWN, Service::HID::PAD_LEFT, Service::HID::PAD_RIGHT, + Service::HID::PAD_C_UP, Service::HID::PAD_C_DOWN, Service::HID::PAD_C_LEFT, Service::HID::PAD_C_RIGHT, + + IndirectTarget::CirclePadUp, + IndirectTarget::CirclePadDown, + IndirectTarget::CirclePadLeft, + IndirectTarget::CirclePadRight, + IndirectTarget::CirclePadModifier, +}}; + +static std::map<HostDeviceKey, KeyTarget> key_map; static int next_device_id = 0; +static bool circle_pad_up = false; +static bool circle_pad_down = false; +static bool circle_pad_left = false; +static bool circle_pad_right = false; +static bool circle_pad_modifier = false; + +static void UpdateCirclePad(EmuWindow& emu_window) { + constexpr float SQRT_HALF = 0.707106781; + int x = 0, y = 0; + + if (circle_pad_right) + ++x; + if (circle_pad_left) + --x; + if (circle_pad_up) + ++y; + if (circle_pad_down) + --y; + + float modifier = circle_pad_modifier ? Settings::values.pad_circle_modifier_scale : 1.0; + emu_window.CirclePadUpdated(x * modifier * (y == 0 ? 1.0 : SQRT_HALF), y * modifier * (x == 0 ? 1.0 : SQRT_HALF)); +} + int NewDeviceId() { return next_device_id++; } -void SetKeyMapping(HostDeviceKey key, Service::HID::PadState padState) { - key_map[key].hex = padState.hex; +void SetKeyMapping(HostDeviceKey key, KeyTarget target) { + key_map[key] = target; +} + +void ClearKeyMapping(int device_id) { + auto iter = key_map.begin(); + while (iter != key_map.end()) { + if (iter->first.device_id == device_id) + key_map.erase(iter++); + else + ++iter; + } } -Service::HID::PadState GetPadKey(HostDeviceKey key) { - return key_map[key]; +void PressKey(EmuWindow& emu_window, HostDeviceKey key) { + auto target = key_map.find(key); + if (target == key_map.end()) + return; + + if (target->second.direct) { + emu_window.ButtonPressed({{target->second.target.direct_target_hex}}); + } else { + switch (target->second.target.indirect_target) { + case IndirectTarget::CirclePadUp: + circle_pad_up = true; + UpdateCirclePad(emu_window); + break; + case IndirectTarget::CirclePadDown: + circle_pad_down = true; + UpdateCirclePad(emu_window); + break; + case IndirectTarget::CirclePadLeft: + circle_pad_left = true; + UpdateCirclePad(emu_window); + break; + case IndirectTarget::CirclePadRight: + circle_pad_right = true; + UpdateCirclePad(emu_window); + break; + case IndirectTarget::CirclePadModifier: + circle_pad_modifier = true; + UpdateCirclePad(emu_window); + break; + } + } +} + +void ReleaseKey(EmuWindow& emu_window,HostDeviceKey key) { + auto target = key_map.find(key); + if (target == key_map.end()) + return; + + if (target->second.direct) { + emu_window.ButtonReleased({{target->second.target.direct_target_hex}}); + } else { + switch (target->second.target.indirect_target) { + case IndirectTarget::CirclePadUp: + circle_pad_up = false; + UpdateCirclePad(emu_window); + break; + case IndirectTarget::CirclePadDown: + circle_pad_down = false; + UpdateCirclePad(emu_window); + break; + case IndirectTarget::CirclePadLeft: + circle_pad_left = false; + UpdateCirclePad(emu_window); + break; + case IndirectTarget::CirclePadRight: + circle_pad_right = false; + UpdateCirclePad(emu_window); + break; + case IndirectTarget::CirclePadModifier: + circle_pad_modifier = false; + UpdateCirclePad(emu_window); + break; + } + } } } diff --git a/src/common/key_map.h b/src/common/key_map.h index 68f7e2f99..b62f017c6 100644 --- a/src/common/key_map.h +++ b/src/common/key_map.h @@ -4,12 +4,51 @@ #pragma once +#include <array> #include <tuple> #include "core/hle/service/hid/hid.h" +class EmuWindow; + namespace KeyMap { /** + * Represents key mapping targets that are not real 3DS buttons. + * They will be handled by KeyMap and translated to 3DS input. + */ +enum class IndirectTarget { + CirclePadUp, + CirclePadDown, + CirclePadLeft, + CirclePadRight, + CirclePadModifier, +}; + +/** + * Represents a key mapping target. It can be a PadState that represents real 3DS buttons, + * or an IndirectTarget. + */ +struct KeyTarget { + bool direct; + union { + u32 direct_target_hex; + IndirectTarget indirect_target; + } target; + + KeyTarget() : direct(true) { + target.direct_target_hex = 0; + } + + KeyTarget(Service::HID::PadState pad) : direct(true) { + target.direct_target_hex = pad.hex; + } + + KeyTarget(IndirectTarget i) : direct(false) { + target.indirect_target = i; + } +}; + +/** * Represents a key for a specific host device. */ struct HostDeviceKey { @@ -27,19 +66,31 @@ struct HostDeviceKey { } }; +extern const std::array<KeyTarget, Settings::NativeInput::NUM_INPUTS> mapping_targets; + /** * Generates a new device id, which uniquely identifies a host device within KeyMap. */ int NewDeviceId(); /** - * Maps a device-specific key to a PadState. + * Maps a device-specific key to a target (a PadState or an IndirectTarget). + */ +void SetKeyMapping(HostDeviceKey key, KeyTarget target); + +/** + * Clears all key mappings belonging to one device. + */ +void ClearKeyMapping(int device_id); + +/** + * Maps a key press action and call the corresponding function in EmuWindow */ -void SetKeyMapping(HostDeviceKey key, Service::HID::PadState padState); +void PressKey(EmuWindow& emu_window, HostDeviceKey key); /** - * Gets the PadState that's mapped to the provided device-specific key. + * Maps a key release action and call the corresponding function in EmuWindow */ -Service::HID::PadState GetPadKey(HostDeviceKey key); +void ReleaseKey(EmuWindow& emu_window, HostDeviceKey key); } diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt index f356e4b48..02d902bb5 100644 --- a/src/core/CMakeLists.txt +++ b/src/core/CMakeLists.txt @@ -30,6 +30,7 @@ set(SRCS hle/applets/mii_selector.cpp hle/applets/swkbd.cpp hle/kernel/address_arbiter.cpp + hle/kernel/client_port.cpp hle/kernel/event.cpp hle/kernel/kernel.cpp hle/kernel/memory.cpp @@ -37,6 +38,7 @@ set(SRCS hle/kernel/process.cpp hle/kernel/resource_limit.cpp hle/kernel/semaphore.cpp + hle/kernel/server_port.cpp hle/kernel/session.cpp hle/kernel/shared_memory.cpp hle/kernel/thread.cpp @@ -169,6 +171,7 @@ set(HEADERS hle/applets/mii_selector.h hle/applets/swkbd.h hle/kernel/address_arbiter.h + hle/kernel/client_port.h hle/kernel/event.h hle/kernel/kernel.h hle/kernel/memory.h @@ -176,6 +179,7 @@ set(HEADERS hle/kernel/process.h hle/kernel/resource_limit.h hle/kernel/semaphore.h + hle/kernel/server_port.h hle/kernel/session.h hle/kernel/shared_memory.h hle/kernel/thread.h diff --git a/src/core/hle/function_wrappers.h b/src/core/hle/function_wrappers.h index bf7f875b6..8839ce482 100644 --- a/src/core/hle/function_wrappers.h +++ b/src/core/hle/function_wrappers.h @@ -194,6 +194,16 @@ template<ResultCode func(Handle, u32)> void Wrap() { FuncReturn(func(PARAM(0), PARAM(1)).raw); } +template<ResultCode func(Handle*, Handle*, const char*, u32)> void Wrap() { + Handle param_1 = 0; + Handle param_2 = 0; + u32 retval = func(¶m_1, ¶m_2, reinterpret_cast<const char*>(Memory::GetPointer(PARAM(2))), PARAM(3)).raw; + // The first out parameter is moved into R2 and the second is moved into R1. + Core::g_app_core->SetReg(1, param_2); + Core::g_app_core->SetReg(2, param_1); + FuncReturn(retval); +} + //////////////////////////////////////////////////////////////////////////////////////////////////// // Function wrappers that return type u32 diff --git a/src/core/hle/kernel/client_port.cpp b/src/core/hle/kernel/client_port.cpp new file mode 100644 index 000000000..444ce8d45 --- /dev/null +++ b/src/core/hle/kernel/client_port.cpp @@ -0,0 +1,16 @@ +// Copyright 2016 Citra Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "common/assert.h" + +#include "core/hle/kernel/client_port.h" +#include "core/hle/kernel/kernel.h" +#include "core/hle/kernel/server_port.h" + +namespace Kernel { + +ClientPort::ClientPort() {} +ClientPort::~ClientPort() {} + +} // namespace diff --git a/src/core/hle/kernel/client_port.h b/src/core/hle/kernel/client_port.h new file mode 100644 index 000000000..480b6ddae --- /dev/null +++ b/src/core/hle/kernel/client_port.h @@ -0,0 +1,36 @@ +// Copyright 2016 Citra Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <string> + +#include "common/common_types.h" + +#include "core/hle/kernel/kernel.h" + +namespace Kernel { + +class ServerPort; + +class ClientPort : public Object { +public: + friend class ServerPort; + std::string GetTypeName() const override { return "ClientPort"; } + std::string GetName() const override { return name; } + + static const HandleType HANDLE_TYPE = HandleType::ClientPort; + HandleType GetHandleType() const override { return HANDLE_TYPE; } + + SharedPtr<ServerPort> server_port; ///< ServerPort associated with this client port. + u32 max_sessions; ///< Maximum number of simultaneous sessions the port can have + u32 active_sessions; ///< Number of currently open sessions to this port + std::string name; ///< Name of client port (optional) + +protected: + ClientPort(); + ~ClientPort() override; +}; + +} // namespace diff --git a/src/core/hle/kernel/kernel.h b/src/core/hle/kernel/kernel.h index 4d4276f7a..27ba3f912 100644 --- a/src/core/hle/kernel/kernel.h +++ b/src/core/hle/kernel/kernel.h @@ -35,7 +35,7 @@ enum KernelHandle : Handle { enum class HandleType : u32 { Unknown = 0, - Port = 1, + Session = 2, Event = 3, Mutex = 4, @@ -48,6 +48,8 @@ enum class HandleType : u32 { Timer = 11, ResourceLimit = 12, CodeSet = 13, + ClientPort = 14, + ServerPort = 15, }; enum { @@ -72,6 +74,7 @@ public: bool IsWaitable() const { switch (GetHandleType()) { case HandleType::Session: + case HandleType::ServerPort: case HandleType::Event: case HandleType::Mutex: case HandleType::Thread: @@ -80,13 +83,13 @@ public: return true; case HandleType::Unknown: - case HandleType::Port: case HandleType::SharedMemory: case HandleType::Redirection: case HandleType::Process: case HandleType::AddressArbiter: case HandleType::ResourceLimit: case HandleType::CodeSet: + case HandleType::ClientPort: return false; } } diff --git a/src/core/hle/kernel/server_port.cpp b/src/core/hle/kernel/server_port.cpp new file mode 100644 index 000000000..fcc684a20 --- /dev/null +++ b/src/core/hle/kernel/server_port.cpp @@ -0,0 +1,41 @@ +// Copyright 2016 Citra Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include <tuple> + +#include "common/assert.h" + +#include "core/hle/kernel/client_port.h" +#include "core/hle/kernel/kernel.h" +#include "core/hle/kernel/server_port.h" +#include "core/hle/kernel/thread.h" + +namespace Kernel { + +ServerPort::ServerPort() {} +ServerPort::~ServerPort() {} + +bool ServerPort::ShouldWait() { + // If there are no pending sessions, we wait until a new one is added. + return pending_sessions.size() == 0; +} + +void ServerPort::Acquire() { + ASSERT_MSG(!ShouldWait(), "object unavailable!"); +} + +std::tuple<SharedPtr<ServerPort>, SharedPtr<ClientPort>> ServerPort::CreatePortPair(u32 max_sessions, std::string name) { + SharedPtr<ServerPort> server_port(new ServerPort); + SharedPtr<ClientPort> client_port(new ClientPort); + + server_port->name = name + "_Server"; + client_port->name = name + "_Client"; + client_port->server_port = server_port; + client_port->max_sessions = max_sessions; + client_port->active_sessions = 0; + + return std::make_tuple(std::move(server_port), std::move(client_port)); +} + +} // namespace diff --git a/src/core/hle/kernel/server_port.h b/src/core/hle/kernel/server_port.h new file mode 100644 index 000000000..e9c972ce6 --- /dev/null +++ b/src/core/hle/kernel/server_port.h @@ -0,0 +1,46 @@ +// Copyright 2016 Citra Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <string> +#include <tuple> + +#include "common/common_types.h" + +#include "core/hle/kernel/kernel.h" + +namespace Kernel { + +class ClientPort; + +class ServerPort final : public WaitObject { +public: + /** + * Creates a pair of ServerPort and an associated ClientPort. + * @param max_sessions Maximum number of sessions to the port + * @param name Optional name of the ports + * @return The created port tuple + */ + static std::tuple<SharedPtr<ServerPort>, SharedPtr<ClientPort>> CreatePortPair(u32 max_sessions, std::string name = "UnknownPort"); + + std::string GetTypeName() const override { return "ServerPort"; } + std::string GetName() const override { return name; } + + static const HandleType HANDLE_TYPE = HandleType::ServerPort; + HandleType GetHandleType() const override { return HANDLE_TYPE; } + + std::string name; ///< Name of port (optional) + + std::vector<SharedPtr<WaitObject>> pending_sessions; ///< ServerSessions waiting to be accepted by the port + + bool ShouldWait() override; + void Acquire() override; + +private: + ServerPort(); + ~ServerPort() override; +}; + +} // namespace diff --git a/src/core/hle/service/hid/hid.cpp b/src/core/hle/service/hid/hid.cpp index d216cecb4..cdec11388 100644 --- a/src/core/hle/service/hid/hid.cpp +++ b/src/core/hle/service/hid/hid.cpp @@ -2,6 +2,8 @@ // Licensed under GPLv2 or any later version // Refer to the license.txt file included. +#include <cmath> + #include "common/logging/log.h" #include "common/emu_window.h" @@ -19,8 +21,6 @@ namespace Service { namespace HID { -static const int MAX_CIRCLEPAD_POS = 0x9C; ///< Max value for a circle pad position - // Handle to shared memory region designated to HID_User service static Kernel::SharedPtr<Kernel::SharedMemory> shared_mem; @@ -39,38 +39,48 @@ static u32 next_gyroscope_index; static int enable_accelerometer_count = 0; // positive means enabled static int enable_gyroscope_count = 0; // positive means enabled -const std::array<Service::HID::PadState, Settings::NativeInput::NUM_INPUTS> pad_mapping = {{ - Service::HID::PAD_A, Service::HID::PAD_B, Service::HID::PAD_X, Service::HID::PAD_Y, - Service::HID::PAD_L, Service::HID::PAD_R, Service::HID::PAD_ZL, Service::HID::PAD_ZR, - Service::HID::PAD_START, Service::HID::PAD_SELECT, Service::HID::PAD_NONE, - Service::HID::PAD_UP, Service::HID::PAD_DOWN, Service::HID::PAD_LEFT, Service::HID::PAD_RIGHT, - Service::HID::PAD_CIRCLE_UP, Service::HID::PAD_CIRCLE_DOWN, Service::HID::PAD_CIRCLE_LEFT, Service::HID::PAD_CIRCLE_RIGHT, - Service::HID::PAD_C_UP, Service::HID::PAD_C_DOWN, Service::HID::PAD_C_LEFT, Service::HID::PAD_C_RIGHT -}}; - - -// TODO(peachum): -// Add a method for setting analog input from joystick device for the circle Pad. -// -// This method should: -// * Be called after both PadButton<Press, Release>(). -// * Be called before PadUpdateComplete() -// * Set current PadEntry.circle_pad_<axis> using analog data -// * Set PadData.raw_circle_pad_data -// * Set PadData.current_state.circle_right = 1 if current PadEntry.circle_pad_x >= 41 -// * Set PadData.current_state.circle_up = 1 if current PadEntry.circle_pad_y >= 41 -// * Set PadData.current_state.circle_left = 1 if current PadEntry.circle_pad_x <= -41 -// * Set PadData.current_state.circle_right = 1 if current PadEntry.circle_pad_y <= -41 +static PadState GetCirclePadDirectionState(s16 circle_pad_x, s16 circle_pad_y) { + constexpr float TAN30 = 0.577350269, TAN60 = 1 / TAN30; // 30 degree and 60 degree are angular thresholds for directions + constexpr int CIRCLE_PAD_THRESHOLD_SQUARE = 40 * 40; // a circle pad radius greater than 40 will trigger circle pad direction + PadState state; + state.hex = 0; + + if (circle_pad_x * circle_pad_x + circle_pad_y * circle_pad_y > CIRCLE_PAD_THRESHOLD_SQUARE) { + float t = std::abs(static_cast<float>(circle_pad_y) / circle_pad_x); + + if (circle_pad_x != 0 && t < TAN60) { + if (circle_pad_x > 0) + state.circle_right.Assign(1); + else + state.circle_left.Assign(1); + } + + if (circle_pad_x == 0 || t > TAN30) { + if (circle_pad_y > 0) + state.circle_up.Assign(1); + else + state.circle_down.Assign(1); + } + } + + return state; +} void Update() { SharedMem* mem = reinterpret_cast<SharedMem*>(shared_mem->GetPointer()); - const PadState state = VideoCore::g_emu_window->GetPadState(); if (mem == nullptr) { LOG_DEBUG(Service_HID, "Cannot update HID prior to mapping shared memory!"); return; } + PadState state = VideoCore::g_emu_window->GetPadState(); + + // Get current circle pad position and update circle pad direction + s16 circle_pad_x, circle_pad_y; + std::tie(circle_pad_x, circle_pad_y) = VideoCore::g_emu_window->GetCirclePadState(); + state.hex |= GetCirclePadDirectionState(circle_pad_x, circle_pad_y).hex; + mem->pad.current_state.hex = state.hex; mem->pad.index = next_pad_index; next_pad_index = (next_pad_index + 1) % mem->pad.entries.size(); @@ -88,13 +98,9 @@ void Update() { // Update entry properties pad_entry.current_state.hex = state.hex; pad_entry.delta_additions.hex = changed.hex & state.hex; - pad_entry.delta_removals.hex = changed.hex & old_state.hex;; - - // Set circle Pad - pad_entry.circle_pad_x = state.circle_left ? -MAX_CIRCLEPAD_POS : - state.circle_right ? MAX_CIRCLEPAD_POS : 0x0; - pad_entry.circle_pad_y = state.circle_down ? -MAX_CIRCLEPAD_POS : - state.circle_up ? MAX_CIRCLEPAD_POS : 0x0; + pad_entry.delta_removals.hex = changed.hex & old_state.hex; + pad_entry.circle_pad_x = circle_pad_x; + pad_entry.circle_pad_y = circle_pad_y; // If we just updated index 0, provide a new timestamp if (mem->pad.index == 0) { diff --git a/src/core/hle/service/hid/hid.h b/src/core/hle/service/hid/hid.h index 170d19ea8..669b1f723 100644 --- a/src/core/hle/service/hid/hid.h +++ b/src/core/hle/service/hid/hid.h @@ -215,9 +215,6 @@ const PadState PAD_CIRCLE_LEFT = {{1u << 29}}; const PadState PAD_CIRCLE_UP = {{1u << 30}}; const PadState PAD_CIRCLE_DOWN = {{1u << 31}}; - -extern const std::array<Service::HID::PadState, Settings::NativeInput::NUM_INPUTS> pad_mapping; - /** * HID::GetIPCHandles service function * Inputs: diff --git a/src/core/hle/svc.cpp b/src/core/hle/svc.cpp index 0ce72de87..5d71d5619 100644 --- a/src/core/hle/svc.cpp +++ b/src/core/hle/svc.cpp @@ -14,12 +14,14 @@ #include "core/arm/arm_interface.h" #include "core/hle/kernel/address_arbiter.h" +#include "core/hle/kernel/client_port.h" #include "core/hle/kernel/event.h" #include "core/hle/kernel/memory.h" #include "core/hle/kernel/mutex.h" #include "core/hle/kernel/process.h" #include "core/hle/kernel/resource_limit.h" #include "core/hle/kernel/semaphore.h" +#include "core/hle/kernel/server_port.h" #include "core/hle/kernel/shared_memory.h" #include "core/hle/kernel/thread.h" #include "core/hle/kernel/timer.h" @@ -834,6 +836,23 @@ static ResultCode CreateMemoryBlock(Handle* out_handle, u32 addr, u32 size, u32 return RESULT_SUCCESS; } +static ResultCode CreatePort(Handle* server_port, Handle* client_port, const char* name, u32 max_sessions) { + // TODO(Subv): Implement named ports. + ASSERT_MSG(name == nullptr, "Named ports are currently unimplemented"); + + using Kernel::ServerPort; + using Kernel::ClientPort; + using Kernel::SharedPtr; + + auto ports = ServerPort::CreatePortPair(max_sessions); + CASCADE_RESULT(*client_port, Kernel::g_handle_table.Create(std::move(std::get<SharedPtr<ClientPort>>(ports)))); + // Note: The 3DS kernel also leaks the client port handle if the server port handle fails to be created. + CASCADE_RESULT(*server_port, Kernel::g_handle_table.Create(std::move(std::get<SharedPtr<ServerPort>>(ports)))); + + LOG_TRACE(Kernel_SVC, "called max_sessions=%u", max_sessions); + return RESULT_SUCCESS; +} + static ResultCode GetSystemInfo(s64* out, u32 type, s32 param) { using Kernel::MemoryRegion; @@ -1011,7 +1030,7 @@ static const FunctionDef SVC_Table[] = { {0x44, nullptr, "Unknown"}, {0x45, nullptr, "Unknown"}, {0x46, nullptr, "Unknown"}, - {0x47, nullptr, "CreatePort"}, + {0x47, HLE::Wrap<CreatePort>, "CreatePort"}, {0x48, nullptr, "CreateSessionToPort"}, {0x49, nullptr, "CreateSession"}, {0x4A, nullptr, "AcceptSession"}, diff --git a/src/core/settings.h b/src/core/settings.h index ea72f4d9c..f95e62390 100644 --- a/src/core/settings.h +++ b/src/core/settings.h @@ -13,29 +13,40 @@ namespace Settings { namespace NativeInput { enum Values { + // directly mapped keys A, B, X, Y, L, R, ZL, ZR, START, SELECT, HOME, DUP, DDOWN, DLEFT, DRIGHT, - SUP, SDOWN, SLEFT, SRIGHT, CUP, CDOWN, CLEFT, CRIGHT, + + // indirectly mapped keys + CIRCLE_UP, CIRCLE_DOWN, CIRCLE_LEFT, CIRCLE_RIGHT, + CIRCLE_MODIFIER, + NUM_INPUTS }; + static const std::array<const char*, NUM_INPUTS> Mapping = {{ + // directly mapped keys "pad_a", "pad_b", "pad_x", "pad_y", "pad_l", "pad_r", "pad_zl", "pad_zr", "pad_start", "pad_select", "pad_home", "pad_dup", "pad_ddown", "pad_dleft", "pad_dright", - "pad_sup", "pad_sdown", "pad_sleft", "pad_sright", - "pad_cup", "pad_cdown", "pad_cleft", "pad_cright" + "pad_cup", "pad_cdown", "pad_cleft", "pad_cright", + + // indirectly mapped keys + "pad_circle_up", "pad_circle_down", "pad_circle_left", "pad_circle_right", + "pad_circle_modifier", }}; static const std::array<Values, NUM_INPUTS> All = {{ A, B, X, Y, L, R, ZL, ZR, START, SELECT, HOME, DUP, DDOWN, DLEFT, DRIGHT, - SUP, SDOWN, SLEFT, SRIGHT, - CUP, CDOWN, CLEFT, CRIGHT + CUP, CDOWN, CLEFT, CRIGHT, + CIRCLE_UP, CIRCLE_DOWN, CIRCLE_LEFT, CIRCLE_RIGHT, + CIRCLE_MODIFIER, }}; } @@ -46,6 +57,7 @@ struct Values { // Controls std::array<int, NativeInput::NUM_INPUTS> input_mappings; + float pad_circle_modifier_scale; // Core int frame_skip; diff --git a/src/video_core/command_processor.cpp b/src/video_core/command_processor.cpp index 19e03adf4..689859049 100644 --- a/src/video_core/command_processor.cpp +++ b/src/video_core/command_processor.cpp @@ -423,6 +423,20 @@ static void WritePicaReg(u32 id, u32 value, u32 mask) { break; } + case PICA_REG_INDEX_WORKAROUND(fog_lut_data[0], 0xe8): + case PICA_REG_INDEX_WORKAROUND(fog_lut_data[1], 0xe9): + case PICA_REG_INDEX_WORKAROUND(fog_lut_data[2], 0xea): + case PICA_REG_INDEX_WORKAROUND(fog_lut_data[3], 0xeb): + case PICA_REG_INDEX_WORKAROUND(fog_lut_data[4], 0xec): + case PICA_REG_INDEX_WORKAROUND(fog_lut_data[5], 0xed): + case PICA_REG_INDEX_WORKAROUND(fog_lut_data[6], 0xee): + case PICA_REG_INDEX_WORKAROUND(fog_lut_data[7], 0xef): + { + g_state.fog.lut[regs.fog_lut_offset % 128].raw = value; + regs.fog_lut_offset.Assign(regs.fog_lut_offset + 1); + break; + } + default: break; } diff --git a/src/video_core/pica.h b/src/video_core/pica.h index 544ea037f..09702d46a 100644 --- a/src/video_core/pica.h +++ b/src/video_core/pica.h @@ -401,22 +401,47 @@ struct Regs { TevStageConfig tev_stage3; INSERT_PADDING_WORDS(0x3); + enum class FogMode : u32 { + None = 0, + Fog = 5, + Gas = 7, + }; + union { - // Tev stages 0-3 write their output to the combiner buffer if the corresponding bit in - // these masks are set - BitField< 8, 4, u32> update_mask_rgb; - BitField<12, 4, u32> update_mask_a; + BitField<0, 3, FogMode> fog_mode; + BitField<16, 1, u32> fog_flip; - bool TevStageUpdatesCombinerBufferColor(unsigned stage_index) const { - return (stage_index < 4) && (update_mask_rgb & (1 << stage_index)); - } + union { + // Tev stages 0-3 write their output to the combiner buffer if the corresponding bit in + // these masks are set + BitField< 8, 4, u32> update_mask_rgb; + BitField<12, 4, u32> update_mask_a; - bool TevStageUpdatesCombinerBufferAlpha(unsigned stage_index) const { - return (stage_index < 4) && (update_mask_a & (1 << stage_index)); - } - } tev_combiner_buffer_input; + bool TevStageUpdatesCombinerBufferColor(unsigned stage_index) const { + return (stage_index < 4) && (update_mask_rgb & (1 << stage_index)); + } + + bool TevStageUpdatesCombinerBufferAlpha(unsigned stage_index) const { + return (stage_index < 4) && (update_mask_a & (1 << stage_index)); + } + } tev_combiner_buffer_input; + }; + + union { + u32 raw; + BitField< 0, 8, u32> r; + BitField< 8, 8, u32> g; + BitField<16, 8, u32> b; + } fog_color; + + INSERT_PADDING_WORDS(0x4); + + BitField<0, 16, u32> fog_lut_offset; + + INSERT_PADDING_WORDS(0x1); + + u32 fog_lut_data[8]; - INSERT_PADDING_WORDS(0xf); TevStageConfig tev_stage4; INSERT_PADDING_WORDS(0x3); TevStageConfig tev_stage5; @@ -1318,6 +1343,10 @@ ASSERT_REG_POSITION(tev_stage1, 0xc8); ASSERT_REG_POSITION(tev_stage2, 0xd0); ASSERT_REG_POSITION(tev_stage3, 0xd8); ASSERT_REG_POSITION(tev_combiner_buffer_input, 0xe0); +ASSERT_REG_POSITION(fog_mode, 0xe0); +ASSERT_REG_POSITION(fog_color, 0xe1); +ASSERT_REG_POSITION(fog_lut_offset, 0xe6); +ASSERT_REG_POSITION(fog_lut_data, 0xe8); ASSERT_REG_POSITION(tev_stage4, 0xf0); ASSERT_REG_POSITION(tev_stage5, 0xf8); ASSERT_REG_POSITION(tev_combiner_buffer_color, 0xfd); diff --git a/src/video_core/pica_state.h b/src/video_core/pica_state.h index 495174c25..01f4285a8 100644 --- a/src/video_core/pica_state.h +++ b/src/video_core/pica_state.h @@ -33,10 +33,10 @@ struct State { u32 raw; // LUT value, encoded as 12-bit fixed point, with 12 fraction bits - BitField< 0, 12, u32> value; + BitField< 0, 12, u32> value; // 0.0.12 fixed point // Used by HW for efficient interpolation, Citra does not use these - BitField<12, 12, u32> difference; + BitField<12, 12, s32> difference; // 1.0.11 fixed point float ToFloat() { return static_cast<float>(value) / 4095.f; @@ -46,6 +46,18 @@ struct State { std::array<std::array<LutEntry, 256>, 24> luts; } lighting; + struct { + union LutEntry { + // Used for raw access + u32 raw; + + BitField< 0, 13, s32> difference; // 1.1.11 fixed point + BitField<13, 11, u32> value; // 0.0.11 fixed point + }; + + std::array<LutEntry, 128> lut; + } fog; + /// Current Pica command list struct { const u32* head_ptr; diff --git a/src/video_core/rasterizer.cpp b/src/video_core/rasterizer.cpp index 65168f05a..a84170094 100644 --- a/src/video_core/rasterizer.cpp +++ b/src/video_core/rasterizer.cpp @@ -398,6 +398,26 @@ static void ProcessTriangleInternal(const Shader::OutputVertex& v0, float24::FromFloat32(static_cast<float>(w2))); float24 interpolated_w_inverse = float24::FromFloat32(1.0f) / Math::Dot(w_inverse, baricentric_coordinates); + // interpolated_z = z / w + float interpolated_z_over_w = (v0.screenpos[2].ToFloat32() * w0 + + v1.screenpos[2].ToFloat32() * w1 + + v2.screenpos[2].ToFloat32() * w2) / wsum; + + // Not fully accurate. About 3 bits in precision are missing. + // Z-Buffer (z / w * scale + offset) + float depth_scale = float24::FromRaw(regs.viewport_depth_range).ToFloat32(); + float depth_offset = float24::FromRaw(regs.viewport_depth_near_plane).ToFloat32(); + float depth = interpolated_z_over_w * depth_scale + depth_offset; + + // Potentially switch to W-Buffer + if (regs.depthmap_enable == Pica::Regs::DepthBuffering::WBuffering) { + // W-Buffer (z * scale + w * offset = (z / w * scale + offset) * w) + depth *= interpolated_w_inverse.ToFloat32() * wsum; + } + + // Clamp the result + depth = MathUtil::Clamp(depth, 0.0f, 1.0f); + // Perspective correct attribute interpolation: // Attribute values cannot be calculated by simple linear interpolation since // they are not linear in screen space. For example, when interpolating a @@ -833,6 +853,38 @@ static void ProcessTriangleInternal(const Shader::OutputVertex& v0, continue; } + // Apply fog combiner + // Not fully accurate. We'd have to know what data type is used to + // store the depth etc. Using float for now until we know more + // about Pica datatypes + if (regs.fog_mode == Regs::FogMode::Fog) { + const Math::Vec3<u8> fog_color = { + static_cast<u8>(regs.fog_color.r.Value()), + static_cast<u8>(regs.fog_color.g.Value()), + static_cast<u8>(regs.fog_color.b.Value()), + }; + + // Get index into fog LUT + float fog_index; + if (g_state.regs.fog_flip) { + fog_index = (1.0f - depth) * 128.0f; + } else { + fog_index = depth * 128.0f; + } + + // Generate clamped fog factor from LUT for given fog index + float fog_i = MathUtil::Clamp(floorf(fog_index), 0.0f, 127.0f); + float fog_f = fog_index - fog_i; + const auto& fog_lut_entry = g_state.fog.lut[static_cast<unsigned int>(fog_i)]; + float fog_factor = (fog_lut_entry.value + fog_lut_entry.difference * fog_f) / 2047.0f; // This is signed fixed point 1.11 + fog_factor = MathUtil::Clamp(fog_factor, 0.0f, 1.0f); + + // Blend the fog + for (unsigned i = 0; i < 3; i++) { + combiner_output[i] = fog_factor * combiner_output[i] + (1.0f - fog_factor) * fog_color[i]; + } + } + u8 old_stencil = 0; auto UpdateStencil = [stencil_test, x, y, &old_stencil](Pica::Regs::StencilAction action) { @@ -887,27 +939,6 @@ static void ProcessTriangleInternal(const Shader::OutputVertex& v0, } } - // interpolated_z = z / w - float interpolated_z_over_w = (v0.screenpos[2].ToFloat32() * w0 + - v1.screenpos[2].ToFloat32() * w1 + - v2.screenpos[2].ToFloat32() * w2) / wsum; - - // Not fully accurate. About 3 bits in precision are missing. - // Z-Buffer (z / w * scale + offset) - float depth_scale = float24::FromRaw(regs.viewport_depth_range).ToFloat32(); - float depth_offset = float24::FromRaw(regs.viewport_depth_near_plane).ToFloat32(); - float depth = interpolated_z_over_w * depth_scale + depth_offset; - - // Potentially switch to W-Buffer - if (regs.depthmap_enable == Pica::Regs::DepthBuffering::WBuffering) { - - // W-Buffer (z * scale + w * offset = (z / w * scale + offset) * w) - depth *= interpolated_w_inverse.ToFloat32() * wsum; - } - - // Clamp the result - depth = MathUtil::Clamp(depth, 0.0f, 1.0f); - // Convert float to integer unsigned num_bits = Regs::DepthBitsPerPixel(regs.framebuffer.depth_format); u32 z = (u32)(depth * ((1 << num_bits) - 1)); diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp index 931c34a37..328a4f66b 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp @@ -62,6 +62,8 @@ RasterizerOpenGL::RasterizerOpenGL() : shader_dirty(true) { uniform_block_data.lut_dirty[index] = true; } + uniform_block_data.fog_lut_dirty = true; + // Set vertex attributes glVertexAttribPointer(GLShader::ATTRIBUTE_POSITION, 4, GL_FLOAT, GL_FALSE, sizeof(HardwareVertex), (GLvoid*)offsetof(HardwareVertex, position)); glEnableVertexAttribArray(GLShader::ATTRIBUTE_POSITION); @@ -102,6 +104,18 @@ RasterizerOpenGL::RasterizerOpenGL() : shader_dirty(true) { glTexParameteri(GL_TEXTURE_1D, GL_TEXTURE_MAG_FILTER, GL_LINEAR); } + // Setup the LUT for the fog + { + fog_lut.Create(); + state.fog_lut.texture_1d = fog_lut.handle; + } + state.Apply(); + + glActiveTexture(GL_TEXTURE9); + glTexImage1D(GL_TEXTURE_1D, 0, GL_R32UI, 128, 0, GL_RED_INTEGER, GL_UNSIGNED_INT, nullptr); + glTexParameteri(GL_TEXTURE_1D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); + glTexParameteri(GL_TEXTURE_1D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); + // Sync fixed function OpenGL state SyncCullMode(); SyncBlendEnabled(); @@ -215,6 +229,12 @@ void RasterizerOpenGL::DrawTriangles() { } } + // Sync the fog lut + if (uniform_block_data.fog_lut_dirty) { + SyncFogLUT(); + uniform_block_data.fog_lut_dirty = false; + } + // Sync the uniform data if (uniform_block_data.dirty) { glBufferData(GL_UNIFORM_BUFFER, sizeof(UniformData), &uniform_block_data.data, GL_STATIC_DRAW); @@ -280,6 +300,21 @@ void RasterizerOpenGL::NotifyPicaRegisterChanged(u32 id) { SyncBlendColor(); break; + // Fog state + case PICA_REG_INDEX(fog_color): + SyncFogColor(); + break; + case PICA_REG_INDEX_WORKAROUND(fog_lut_data[0], 0xe8): + case PICA_REG_INDEX_WORKAROUND(fog_lut_data[1], 0xe9): + case PICA_REG_INDEX_WORKAROUND(fog_lut_data[2], 0xea): + case PICA_REG_INDEX_WORKAROUND(fog_lut_data[3], 0xeb): + case PICA_REG_INDEX_WORKAROUND(fog_lut_data[4], 0xec): + case PICA_REG_INDEX_WORKAROUND(fog_lut_data[5], 0xed): + case PICA_REG_INDEX_WORKAROUND(fog_lut_data[6], 0xee): + case PICA_REG_INDEX_WORKAROUND(fog_lut_data[7], 0xef): + uniform_block_data.fog_lut_dirty = true; + break; + // Alpha test case PICA_REG_INDEX(output_merger.alpha_test): SyncAlphaTest(); @@ -329,6 +364,7 @@ void RasterizerOpenGL::NotifyPicaRegisterChanged(u32 id) { break; // TEV stages + // (This also syncs fog_mode and fog_flip which are part of tev_combiner_buffer_input) case PICA_REG_INDEX(tev_stage0.color_source1): case PICA_REG_INDEX(tev_stage0.color_modifier1): case PICA_REG_INDEX(tev_stage0.color_op): @@ -950,9 +986,15 @@ void RasterizerOpenGL::SetShader() { uniform_lut = glGetUniformLocation(shader->shader.handle, "lut[5]"); if (uniform_lut != -1) { glUniform1i(uniform_lut, 8); } + GLuint uniform_fog_lut = glGetUniformLocation(shader->shader.handle, "fog_lut"); + if (uniform_fog_lut != -1) { glUniform1i(uniform_fog_lut, 9); } + current_shader = shader_cache.emplace(config, std::move(shader)).first->second.get(); unsigned int block_index = glGetUniformBlockIndex(current_shader->shader.handle, "shader_data"); + GLint block_size; + glGetActiveUniformBlockiv(current_shader->shader.handle, block_index, GL_UNIFORM_BLOCK_DATA_SIZE, &block_size); + ASSERT_MSG(block_size == sizeof(UniformData), "Uniform block size did not match!"); glUniformBlockBinding(current_shader->shader.handle, block_index, 0); // Update uniforms @@ -974,6 +1016,8 @@ void RasterizerOpenGL::SetShader() { SyncLightDistanceAttenuationBias(light_index); SyncLightDistanceAttenuationScale(light_index); } + + SyncFogColor(); } } @@ -1040,6 +1084,30 @@ void RasterizerOpenGL::SyncBlendColor() { state.blend.color.alpha = blend_color[3]; } +void RasterizerOpenGL::SyncFogColor() { + const auto& regs = Pica::g_state.regs; + uniform_block_data.data.fog_color = { + regs.fog_color.r.Value() / 255.0f, + regs.fog_color.g.Value() / 255.0f, + regs.fog_color.b.Value() / 255.0f + }; + uniform_block_data.dirty = true; +} + +void RasterizerOpenGL::SyncFogLUT() { + std::array<GLuint, 128> new_data; + + std::transform(Pica::g_state.fog.lut.begin(), Pica::g_state.fog.lut.end(), new_data.begin(), [](const auto& entry) { + return entry.raw; + }); + + if (new_data != fog_lut_data) { + fog_lut_data = new_data; + glActiveTexture(GL_TEXTURE9); + glTexSubImage1D(GL_TEXTURE_1D, 0, 0, 128, GL_RED_INTEGER, GL_UNSIGNED_INT, fog_lut_data.data()); + } +} + void RasterizerOpenGL::SyncAlphaTest() { const auto& regs = Pica::g_state.regs; if (regs.output_merger.alpha_test.ref != uniform_block_data.data.alphatest_ref) { diff --git a/src/video_core/renderer_opengl/gl_rasterizer.h b/src/video_core/renderer_opengl/gl_rasterizer.h index bb7f20161..42482df4b 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.h +++ b/src/video_core/renderer_opengl/gl_rasterizer.h @@ -76,6 +76,9 @@ union PicaShaderConfig { state.tev_stages[i].scales_raw = tev_stage.scales_raw; } + state.fog_mode = regs.fog_mode; + state.fog_flip = regs.fog_flip; + state.combiner_buffer_input = regs.tev_combiner_buffer_input.update_mask_rgb.Value() | regs.tev_combiner_buffer_input.update_mask_a.Value() << 4; @@ -168,13 +171,14 @@ union PicaShaderConfig { }; struct State { - Pica::Regs::CompareFunc alpha_test_func; Pica::Regs::TextureConfig::TextureType texture0_type; std::array<TevStageConfigRaw, 6> tev_stages; u8 combiner_buffer_input; Pica::Regs::DepthBuffering depthmap_enable; + Pica::Regs::FogMode fog_mode; + bool fog_flip; struct { struct { @@ -316,19 +320,22 @@ private: GLfloat dist_atten_scale; }; - /// Uniform structure for the Uniform Buffer Object, all members must be 16-byte aligned + /// Uniform structure for the Uniform Buffer Object, all vectors must be 16-byte aligned + // NOTE: Always keep a vec4 at the end. The GL spec is not clear wether the alignment at + // the end of a uniform block is included in UNIFORM_BLOCK_DATA_SIZE or not. + // Not following that rule will cause problems on some AMD drivers. struct UniformData { - // A vec4 color for each of the six tev stages - GLvec4 const_color[6]; - GLvec4 tev_combiner_buffer_color; GLint alphatest_ref; GLfloat depth_scale; GLfloat depth_offset; + alignas(16) GLvec3 fog_color; alignas(16) GLvec3 lighting_global_ambient; LightSrc light_src[8]; + alignas(16) GLvec4 const_color[6]; // A vec4 color for each of the six tev stages + alignas(16) GLvec4 tev_combiner_buffer_color; }; - static_assert(sizeof(UniformData) == 0x390, "The size of the UniformData structure has changed, update the structure in the shader"); + static_assert(sizeof(UniformData) == 0x3A0, "The size of the UniformData structure has changed, update the structure in the shader"); static_assert(sizeof(UniformData) < 16384, "UniformData structure must be less than 16kb as per the OpenGL spec"); /// Sets the OpenGL shader in accordance with the current PICA register state @@ -352,6 +359,10 @@ private: /// Syncs the blend color to match the PICA register void SyncBlendColor(); + /// Syncs the fog states to match the PICA register + void SyncFogColor(); + void SyncFogLUT(); + /// Syncs the alpha test states to match the PICA register void SyncAlphaTest(); @@ -419,6 +430,7 @@ private: struct { UniformData data; bool lut_dirty[6]; + bool fog_lut_dirty; bool dirty; } uniform_block_data = {}; @@ -430,4 +442,7 @@ private: std::array<OGLTexture, 6> lighting_luts; std::array<std::array<GLvec4, 256>, 6> lighting_lut_data{}; + + OGLTexture fog_lut; + std::array<GLuint, 128> fog_lut_data{}; }; diff --git a/src/video_core/renderer_opengl/gl_shader_gen.cpp b/src/video_core/renderer_opengl/gl_shader_gen.cpp index 8332e722d..3bace7f01 100644 --- a/src/video_core/renderer_opengl/gl_shader_gen.cpp +++ b/src/video_core/renderer_opengl/gl_shader_gen.cpp @@ -552,17 +552,19 @@ struct LightSrc { }; layout (std140) uniform shader_data { - vec4 const_color[NUM_TEV_STAGES]; - vec4 tev_combiner_buffer_color; int alphatest_ref; float depth_scale; float depth_offset; + vec3 fog_color; vec3 lighting_global_ambient; LightSrc light_src[NUM_LIGHTS]; + vec4 const_color[NUM_TEV_STAGES]; + vec4 tev_combiner_buffer_color; }; uniform sampler2D tex[3]; uniform sampler1D lut[6]; +uniform usampler1D fog_lut; // Rotate the vector v by the quaternion q vec3 quaternion_rotate(vec4 q, vec3 v) { @@ -580,6 +582,12 @@ vec4 secondary_fragment_color = vec4(0.0); return out; } + out += "float z_over_w = 1.0 - gl_FragCoord.z * 2.0;\n"; + out += "float depth = z_over_w * depth_scale + depth_offset;\n"; + if (state.depthmap_enable == Pica::Regs::DepthBuffering::WBuffering) { + out += "depth /= gl_FragCoord.w;\n"; + } + if (state.lighting.enable) WriteLighting(out, config); @@ -596,14 +604,30 @@ vec4 secondary_fragment_color = vec4(0.0); out += ") discard;\n"; } - out += "color = last_tex_env_out;\n"; + // Append fog combiner + if (state.fog_mode == Regs::FogMode::Fog) { + // Get index into fog LUT + if (state.fog_flip) { + out += "float fog_index = (1.0 - depth) * 128.0;\n"; + } else { + out += "float fog_index = depth * 128.0;\n"; + } - out += "float z_over_w = 1.0 - gl_FragCoord.z * 2.0;\n"; - out += "float depth = z_over_w * depth_scale + depth_offset;\n"; - if (state.depthmap_enable == Pica::Regs::DepthBuffering::WBuffering) { - out += "depth /= gl_FragCoord.w;\n"; + // Generate clamped fog factor from LUT for given fog index + out += "float fog_i = clamp(floor(fog_index), 0.0, 127.0);\n"; + out += "float fog_f = fog_index - fog_i;\n"; + out += "uint fog_lut_entry = texelFetch(fog_lut, int(fog_i), 0).r;\n"; + out += "float fog_lut_entry_difference = float(int((fog_lut_entry & 0x1FFFU) << 19U) >> 19);\n"; // Extract signed difference + out += "float fog_lut_entry_value = float((fog_lut_entry >> 13U) & 0x7FFU);\n"; + out += "float fog_factor = (fog_lut_entry_value + fog_lut_entry_difference * fog_f) / 2047.0;\n"; + out += "fog_factor = clamp(fog_factor, 0.0, 1.0);\n"; + + // Blend the fog + out += "last_tex_env_out.rgb = mix(fog_color.rgb, last_tex_env_out.rgb, fog_factor);\n"; } + out += "gl_FragDepth = depth;\n"; + out += "color = last_tex_env_out;\n"; out += "}"; diff --git a/src/video_core/renderer_opengl/gl_state.cpp b/src/video_core/renderer_opengl/gl_state.cpp index fa141fc9a..13ee986b9 100644 --- a/src/video_core/renderer_opengl/gl_state.cpp +++ b/src/video_core/renderer_opengl/gl_state.cpp @@ -58,6 +58,8 @@ OpenGLState::OpenGLState() { lut.texture_1d = 0; } + fog_lut.texture_1d = 0; + draw.read_framebuffer = 0; draw.draw_framebuffer = 0; draw.vertex_array = 0; @@ -195,6 +197,12 @@ void OpenGLState::Apply() const { } } + // Fog LUT + if (fog_lut.texture_1d != cur_state.fog_lut.texture_1d) { + glActiveTexture(GL_TEXTURE9); + glBindTexture(GL_TEXTURE_1D, fog_lut.texture_1d); + } + // Framebuffer if (draw.read_framebuffer != cur_state.draw.read_framebuffer) { glBindFramebuffer(GL_READ_FRAMEBUFFER, draw.read_framebuffer); diff --git a/src/video_core/renderer_opengl/gl_state.h b/src/video_core/renderer_opengl/gl_state.h index 228727054..13c71b0a6 100644 --- a/src/video_core/renderer_opengl/gl_state.h +++ b/src/video_core/renderer_opengl/gl_state.h @@ -68,6 +68,10 @@ public: } lighting_luts[6]; struct { + GLuint texture_1d; // GL_TEXTURE_BINDING_1D + } fog_lut; + + struct { GLuint read_framebuffer; // GL_READ_FRAMEBUFFER_BINDING GLuint draw_framebuffer; // GL_DRAW_FRAMEBUFFER_BINDING GLuint vertex_array; // GL_VERTEX_ARRAY_BINDING |