early-access version 1462

README.md

@@ -1,7 +1,7 @@
 yuzu emulator early access
 =============
 
-This is the source code for early-access 1461.
+This is the source code for early-access 1462.
 
 ## Legal Notice
 

src/core/hle/service/hid/controllers/gesture.cpp

@@ -5,15 +5,25 @@
 #include <cstring>
 #include "common/common_types.h"
 #include "core/core_timing.h"
+#include "core/frontend/emu_window.h"
 #include "core/hle/service/hid/controllers/gesture.h"
+#include "core/settings.h"
 
 namespace Service::HID {
 constexpr std::size_t SHARED_MEMORY_OFFSET = 0x3BA00;
+constexpr f32 angle_threshold = 0.08f;
+constexpr f32 pinch_threshold = 100.0f;
 
 Controller_Gesture::Controller_Gesture(Core::System& system) : ControllerBase(system) {}
 Controller_Gesture::~Controller_Gesture() = default;
 
-void Controller_Gesture::OnInit() {}
+void Controller_Gesture::OnInit() {
+    for (std::size_t id = 0; id < MAX_FINGERS; ++id) {
+        mouse_finger_id[id] = MAX_FINGERS;
+        keyboard_finger_id[id] = MAX_FINGERS;
+        udp_finger_id[id] = MAX_FINGERS;
+    }
+}
 
 void Controller_Gesture::OnRelease() {}
 
@@ -35,10 +45,153 @@ void Controller_Gesture::OnUpdate(const Core::Timing::CoreTiming& core_timing, u
 
     cur_entry.sampling_number = last_entry.sampling_number + 1;
     cur_entry.sampling_number2 = cur_entry.sampling_number;
-    // TODO(ogniK): Update gesture states
+
+    // TODO(german77): Implement all gesture types
+
+    const Input::TouchStatus& mouse_status = touch_mouse_device->GetStatus();
+    const Input::TouchStatus& udp_status = touch_udp_device->GetStatus();
+    for (std::size_t id = 0; id < mouse_status.size(); ++id) {
+        mouse_finger_id[id] = UpdateTouchInputEvent(mouse_status[id], mouse_finger_id[id]);
+        udp_finger_id[id] = UpdateTouchInputEvent(udp_status[id], udp_finger_id[id]);
+    }
+
+    if (Settings::values.use_touch_from_button) {
+        const Input::TouchStatus& keyboard_status = touch_btn_device->GetStatus();
+        for (std::size_t id = 0; id < mouse_status.size(); ++id) {
+            keyboard_finger_id[id] =
+                UpdateTouchInputEvent(keyboard_status[id], keyboard_finger_id[id]);
+        }
+    }
+
+    TouchType type = TouchType::Idle;
+    Attribute attributes{};
+    GestureProperties gesture = GetGestureProperties();
+    if (last_gesture.active_points != gesture.active_points) {
+        ++last_gesture.detection_count;
+    }
+    if (gesture.active_points > 0) {
+        if (last_gesture.active_points == 0) {
+            attributes.is_new_touch.Assign(true);
+            last_gesture.average_distance = gesture.average_distance;
+            last_gesture.angle = gesture.angle;
+        }
+
+        type = TouchType::Touch;
+        if (gesture.mid_point.x != last_entry.x || gesture.mid_point.y != last_entry.y) {
+            type = TouchType::Pan;
+        }
+        if (std::abs(gesture.average_distance - last_gesture.average_distance) > pinch_threshold) {
+            type = TouchType::Pinch;
+        }
+        if (std::abs(gesture.angle - last_gesture.angle) > angle_threshold) {
+            type = TouchType::Rotate;
+        }
+
+        cur_entry.delta_x = gesture.mid_point.x - last_entry.x;
+        cur_entry.delta_y = gesture.mid_point.y - last_entry.y;
+        // TODO: Find how velocities are calculated
+        cur_entry.vel_x = static_cast<float>(cur_entry.delta_x) * 150.1f;
+        cur_entry.vel_y = static_cast<float>(cur_entry.delta_y) * 150.1f;
+
+        // Slowdown the rate of change for less flapping
+        last_gesture.average_distance =
+            (last_gesture.average_distance * 0.9f) + (gesture.average_distance * 0.1f);
+        last_gesture.angle = (last_gesture.angle * 0.9f) + (gesture.angle * 0.1f);
+
+    } else {
+        cur_entry.delta_x = 0;
+        cur_entry.delta_y = 0;
+        cur_entry.vel_x = 0;
+        cur_entry.vel_y = 0;
+    }
+    last_gesture.active_points = gesture.active_points;
+    cur_entry.detection_count = last_gesture.detection_count;
+    cur_entry.type = type;
+    cur_entry.attributes = attributes;
+    cur_entry.x = gesture.mid_point.x;
+    cur_entry.y = gesture.mid_point.y;
+    cur_entry.point_count = static_cast<s32>(gesture.active_points);
+    for (size_t id = 0; id < MAX_POINTS; id++) {
+        cur_entry.points[id].x = gesture.points[id].x;
+        cur_entry.points[id].y = gesture.points[id].y;
+    }
+    cur_entry.rotation_angle = 0;
+    cur_entry.scale = 0;
 
     std::memcpy(data + SHARED_MEMORY_OFFSET, &shared_memory, sizeof(SharedMemory));
 }
 
-void Controller_Gesture::OnLoadInputDevices() {}
+void Controller_Gesture::OnLoadInputDevices() {
+    touch_mouse_device = Input::CreateDevice<Input::TouchDevice>("engine:emu_window");
+    touch_udp_device = Input::CreateDevice<Input::TouchDevice>("engine:cemuhookudp");
+    touch_btn_device = Input::CreateDevice<Input::TouchDevice>("engine:touch_from_button");
+}
+
+std::optional<std::size_t> Controller_Gesture::GetUnusedFingerID() const {
+    std::size_t first_free_id = 0;
+    while (first_free_id < MAX_POINTS) {
+        if (!fingers[first_free_id].pressed) {
+            return first_free_id;
+        } else {
+            first_free_id++;
+        }
+    }
+    return std::nullopt;
+}
+
+std::size_t Controller_Gesture::UpdateTouchInputEvent(
+    const std::tuple<float, float, bool>& touch_input, std::size_t finger_id) {
+    const auto& [x, y, pressed] = touch_input;
+    if (pressed) {
+        if (finger_id == MAX_POINTS) {
+            const auto first_free_id = GetUnusedFingerID();
+            if (!first_free_id) {
+                // Invalid finger id do nothing
+                return MAX_POINTS;
+            }
+            finger_id = first_free_id.value();
+            fingers[finger_id].pressed = true;
+        }
+        fingers[finger_id].x = x;
+        fingers[finger_id].y = y;
+        return finger_id;
+    }
+
+    if (finger_id != MAX_POINTS) {
+        fingers[finger_id].pressed = false;
+    }
+
+    return MAX_POINTS;
+}
+
+Controller_Gesture::GestureProperties Controller_Gesture::GetGestureProperties() {
+    GestureProperties gesture;
+    std::array<Finger, MAX_POINTS> active_fingers;
+    const auto end_iter = std::copy_if(fingers.begin(), fingers.end(), active_fingers.begin(),
+                                       [](const auto& finger) { return finger.pressed; });
+    gesture.active_points =
+        static_cast<std::size_t>(std::distance(active_fingers.begin(), end_iter));
+
+    for (size_t id = 0; id < gesture.active_points; ++id) {
+        gesture.points[id].x =
+            static_cast<int>(active_fingers[id].x * Layout::ScreenUndocked::Width);
+        gesture.points[id].y =
+            static_cast<int>(active_fingers[id].y * Layout::ScreenUndocked::Height);
+        gesture.mid_point.x += static_cast<int>(gesture.points[id].x / gesture.active_points);
+        gesture.mid_point.y += static_cast<int>(gesture.points[id].y / gesture.active_points);
+    }
+
+    for (size_t id = 0; id < gesture.active_points; ++id) {
+        const double distance =
+            std::pow(static_cast<float>(gesture.mid_point.x - gesture.points[id].x), 2) +
+            std::pow(static_cast<float>(gesture.mid_point.y - gesture.points[id].y), 2);
+        gesture.average_distance +=
+            static_cast<float>(distance) / static_cast<float>(gesture.active_points);
+    }
+
+    gesture.angle = std::atan2(static_cast<float>(gesture.mid_point.y - gesture.points[0].y),
+                               static_cast<float>(gesture.mid_point.x - gesture.points[0].x));
+    return gesture;
+}
+
 } // namespace Service::HID

src/core/hle/service/hid/controllers/gesture.h

@@ -5,8 +5,10 @@
 #pragma once
 
 #include <array>
+#include "common/bit_field.h"
 #include "common/common_types.h"
 #include "common/swap.h"
+#include "core/frontend/input.h"
 #include "core/hle/service/hid/controllers/controller_base.h"
 
 namespace Service::HID {
@@ -28,29 +30,64 @@ public:
     void OnLoadInputDevices() override;
 
 private:
-    struct Locations {
+    static constexpr size_t MAX_FINGERS = 16;
+    static constexpr size_t MAX_POINTS = 4;
+
+    enum class TouchType : u32 {
+        Idle,     // Nothing touching the screen
+        Complete, // Unknown. End of touch?
+        Cancel,   // Never triggered
+        Touch,    // Pressing without movement
+        Press,    // Never triggered
+        Tap,      // Fast press then release
+        Pan,      // All points moving together across the screen
+        Swipe,    // Fast press movement and release of a single point
+        Pinch,    // All points moving away/closer to the midpoint
+        Rotate,   // All points rotating from the midpoint
+    };
+
+    enum class Direction : u32 {
+        None,
+        Left,
+        Up,
+        Right,
+        Down,
+    };
+
+    struct Attribute {
+        union {
+            u32_le raw{};
+
+            BitField<0, 1, u32> is_new_touch;
+            BitField<1, 1, u32> is_double_tap;
+        };
+    };
+    static_assert(sizeof(Attribute) == 4, "Attribute is an invalid size");
+
+    struct Points {
         s32_le x;
         s32_le y;
     };
+    static_assert(sizeof(Points) == 8, "Points is an invalid size");
 
     struct GestureState {
         s64_le sampling_number;
         s64_le sampling_number2;
 
         s64_le detection_count;
-        s32_le type;
+        TouchType type;
-        s32_le dir;
+        Direction dir;
         s32_le x;
         s32_le y;
         s32_le delta_x;
         s32_le delta_y;
         f32 vel_x;
         f32 vel_y;
-        s32_le attributes;
+        Attribute attributes;
-        f32 scale;
+        u32 scale;
-        f32 rotation;
+        u32 rotation_angle;
-        s32_le location_count;
+        s32_le point_count;
-        std::array<Locations, 4> locations;
+        std::array<Points, 4> points;
     };
     static_assert(sizeof(GestureState) == 0x68, "GestureState is an invalid size");
 
@@ -58,6 +95,45 @@ private:
         CommonHeader header;
         std::array<GestureState, 17> gesture_states;
     };
+    static_assert(sizeof(SharedMemory) == 0x708, "SharedMemory is an invalid size");
+
+    struct Finger {
+        f32 x{};
+        f32 y{};
+        bool pressed{};
+    };
+
+    struct GestureProperties {
+        std::array<Points, MAX_POINTS> points{};
+        std::size_t active_points{};
+        Points mid_point{};
+        s64_le detection_count{};
+        u64_le delta_time{};
+        float average_distance{};
+        float angle{};
+    };
+
+    // Returns an unused finger id, if there is no fingers avaliable MAX_FINGERS will be returned
+    std::optional<size_t> GetUnusedFingerID() const;
+
+    // If the touch is new it tries to assing a new finger id, if there is no fingers avaliable no
+    // changes will be made. Updates the coordinates if the finger id it's already set. If the touch
+    // ends delays the output by one frame to set the end_touch flag before finally freeing the
+    // finger id
+    size_t UpdateTouchInputEvent(const std::tuple<float, float, bool>& touch_input,
+                                 size_t finger_id);
+
+    // Returns the average distance, angle and middle point of the active fingers
+    GestureProperties GetGestureProperties();
+
     SharedMemory shared_memory{};
+    std::unique_ptr<Input::TouchDevice> touch_mouse_device;
+    std::unique_ptr<Input::TouchDevice> touch_udp_device;
+    std::unique_ptr<Input::TouchDevice> touch_btn_device;
+    std::array<size_t, MAX_FINGERS> mouse_finger_id;
+    std::array<size_t, MAX_FINGERS> keyboard_finger_id;
+    std::array<size_t, MAX_FINGERS> udp_finger_id;
+    std::array<Finger, MAX_POINTS> fingers;
+    GestureProperties last_gesture;
 };
 } // namespace Service::HID

src/video_core/host_shaders/opengl_copy_bgr16.comp

@@ -4,11 +4,27 @@
 
 #version 430 core
 
-layout (local_size_x = 4, local_size_y = 4) in;
+layout (local_size_x = 1, local_size_y = 1) in;
 
-layout(binding = 0, r16ui) readonly uniform uimage2D bgr_input;
+layout(binding = 0) buffer BgrImage {
-layout(binding = 1, r16ui) writeonly uniform uimage2D bgr_output;
+    uint bgr_copy[];
+};
 
 void main() {
-    imageStore(bgr_output, ivec2(gl_GlobalInvocationID.xy), imageLoad(bgr_input, ivec2(gl_GlobalInvocationID.xy)));
+    const uint index = gl_GlobalInvocationID.y * gl_NumWorkGroups.x + gl_GlobalInvocationID.x;
+    const uint packed_bits = bgr_copy[index];
+    uint swapped = 0;
+    // The buffer is packed 16-bit shorts, we need to swizzle two pixels per element
+    for (int i = 0; i < 2; i++) {
+        // R5 G6 B5
+        // RRRRRGGG GGGBBBBB
+        const int offset = i * 16;
+        const uint blue = bitfieldExtract(packed_bits, offset, 5);
+        const uint green = bitfieldExtract(packed_bits, 5 + offset, 6);
+        const uint red = bitfieldExtract(packed_bits, 11 + offset, 5);
+        const uint temp = ((blue << 11) | (green << 5 ) | red) << offset;
+        swapped |= temp;
+    }
+    bgr_copy[index] = swapped;
+    return;
 }

src/video_core/renderer_opengl/gl_texture_cache.cpp

@@ -399,9 +399,7 @@ void AttachTexture(GLuint fbo, GLenum attachment, const ImageView* image_view) {
 
 [[nodiscard]] bool IsPixelFormatBGR(PixelFormat format) {
     switch (format) {
-    // TODO: B5G6R5 is currently not rendering after the compute copy.
+    case PixelFormat::B5G6R5_UNORM:
-    // uncomment when this is resolved.
-    // case PixelFormat::B5G6R5_UNORM:
     case PixelFormat::B8G8R8A8_UNORM:
     case PixelFormat::B8G8R8A8_SRGB:
         return true;
@@ -410,16 +408,6 @@ void AttachTexture(GLuint fbo, GLenum attachment, const ImageView* image_view) {
     }
 }
 
-[[nodiscard]] GLenum GetStorageInternalFormat(PixelFormat format) {
-    switch (format) {
-    case PixelFormat::R5G6B5_UNORM:
-    case PixelFormat::B5G6R5_UNORM:
-        return GL_RGB565;
-    default:
-        return GL_RGBA8;
-    }
-}
-
 } // Anonymous namespace
 
 ImageBufferMap::~ImageBufferMap() {
@@ -803,8 +791,6 @@ GLuint Image::StorageHandle() noexcept {
     switch (info.format) {
     case PixelFormat::A8B8G8R8_SRGB:
     case PixelFormat::B8G8R8A8_SRGB:
-    case PixelFormat::R5G6B5_UNORM:
-    case PixelFormat::B5G6R5_UNORM:
     case PixelFormat::BC1_RGBA_SRGB:
     case PixelFormat::BC2_SRGB:
     case PixelFormat::BC3_SRGB:
@@ -824,9 +810,8 @@ GLuint Image::StorageHandle() noexcept {
             return store_view.handle;
         }
         store_view.Create();
-        glTextureView(store_view.handle, ImageTarget(info), texture.handle,
+        glTextureView(store_view.handle, ImageTarget(info), texture.handle, GL_RGBA8, 0,
-                      GetStorageInternalFormat(info.format), 0, info.resources.levels, 0,
+                      info.resources.levels, 0, info.resources.layers);
-                      info.resources.layers);
         return store_view.handle;
     default:
         return texture.handle;

src/video_core/renderer_opengl/util_shaders.cpp

@@ -40,7 +40,6 @@ using VideoCommon::SwizzleParameters;
 using VideoCommon::Accelerated::MakeBlockLinearSwizzle2DParams;
 using VideoCommon::Accelerated::MakeBlockLinearSwizzle3DParams;
 using VideoCore::Surface::BytesPerBlock;
-using VideoCore::Surface::PixelFormat;
 
 namespace {
 
@@ -286,24 +285,29 @@ void UtilShaders::CopyBGR(Image& dst_image, Image& src_image,
                           std::span<const VideoCommon::ImageCopy> copies) {
     static constexpr GLuint BINDING_INPUT_IMAGE = 0;
     static constexpr GLuint BINDING_OUTPUT_IMAGE = 1;
-
+    static constexpr VideoCommon::Offset3D zero_offset{0, 0, 0};
-    GLenum format{};
     const u32 bytes_per_block = BytesPerBlock(dst_image.info.format);
     if (bytes_per_block == 2) {
         // BGR565 Copy
         program_manager.BindHostCompute(copy_bgr16_program.handle);
-        format = GL_R16UI;
+        for (const ImageCopy& copy : copies) {
+            ASSERT(copy.src_offset == zero_offset);
+            ASSERT(copy.dst_offset == zero_offset);
+            bgr_copy_pass.Execute(dst_image, src_image, copy);
+        }
     } else if (bytes_per_block == 4) {
         // BGRA8 Copy
         program_manager.BindHostCompute(copy_bgra_program.handle);
-        format = GL_RGBA8;
+        constexpr GLenum format = GL_RGBA8;
-    }
+        for (const ImageCopy& copy : copies) {
-    for (const ImageCopy& copy : copies) {
+            ASSERT(copy.src_offset == zero_offset);
-        glBindImageTexture(BINDING_INPUT_IMAGE, src_image.StorageHandle(),
+            ASSERT(copy.dst_offset == zero_offset);
-                           copy.src_subresource.base_level, GL_FALSE, 0, GL_READ_ONLY, format);
+            glBindImageTexture(BINDING_INPUT_IMAGE, src_image.StorageHandle(),
-        glBindImageTexture(BINDING_OUTPUT_IMAGE, dst_image.StorageHandle(),
+                               copy.src_subresource.base_level, GL_FALSE, 0, GL_READ_ONLY, format);
-                           copy.dst_subresource.base_level, GL_FALSE, 0, GL_WRITE_ONLY, format);
+            glBindImageTexture(BINDING_OUTPUT_IMAGE, dst_image.StorageHandle(),
-        glDispatchCompute(copy.extent.width, copy.extent.height, copy.extent.depth);
+                               copy.dst_subresource.base_level, GL_FALSE, 0, GL_WRITE_ONLY, format);
+            glDispatchCompute(copy.extent.width, copy.extent.height, copy.extent.depth);
+        }
     }
     program_manager.RestoreGuestCompute();
 }
@@ -325,4 +329,56 @@ GLenum StoreFormat(u32 bytes_per_block) {
     return GL_R8UI;
 }
 
+void Bgr565CopyPass::Execute(const Image& dst_image, const Image& src_image,
+                             const ImageCopy& copy) {
+    static constexpr GLuint BINDING_INPUT_IMAGE = 0;
+    static constexpr GLenum format = GL_RGB565;
+    static constexpr GLenum target = GL_TEXTURE_2D_ARRAY;
+
+    if (CopyBufferCreationNeeded(copy)) {
+        CreateNewCopyBuffer(copy, target, format);
+    }
+    // Copy from source to PBO
+    glMemoryBarrier(GL_PIXEL_BUFFER_BARRIER_BIT);
+    glPixelStorei(GL_PACK_ALIGNMENT, 1);
+    glBindBuffer(GL_PIXEL_PACK_BUFFER, bgr16_pbo.handle);
+    glBindTexture(target, src_image.Handle());
+    glFinish();
+    glPixelStorei(GL_PACK_ROW_LENGTH, copy.extent.width);
+    glGetTextureSubImage(src_image.Handle(), 0, 0, 0, 0, copy.extent.width, copy.extent.height,
+                         copy.src_subresource.num_layers, GL_RGB, GL_UNSIGNED_SHORT_5_6_5,
+                         static_cast<GLsizei>(bgr16_pbo_size), 0);
+
+    // Swizzle PBO in compute shader
+    glBindBufferBase(GL_SHADER_STORAGE_BUFFER, BINDING_INPUT_IMAGE, bgr16_pbo.handle);
+    glDispatchCompute(copy.extent.width, copy.extent.height, copy.extent.depth);
+
+    // Copy from PBO to destination
+    glMemoryBarrier(GL_PIXEL_BUFFER_BARRIER_BIT);
+    glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+    glBindBuffer(GL_PIXEL_UNPACK_BUFFER, bgr16_pbo.handle);
+    glBindTexture(target, dst_image.Handle());
+    glPixelStorei(GL_UNPACK_ROW_LENGTH, copy.extent.width);
+    glTextureSubImage3D(dst_image.Handle(), 0, 0, 0, 0, copy.extent.width, copy.extent.height,
+                        copy.dst_subresource.num_layers, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, 0);
+
+    // Unbind the buffer
+    glBindBuffer(GL_PIXEL_PACK_BUFFER, 0);
+    glBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0);
+}
+
+bool Bgr565CopyPass::CopyBufferCreationNeeded(const ImageCopy& copy) {
+    return bgr16_pbo_size <
+           (copy.extent.width * copy.extent.height * copy.src_subresource.num_layers * sizeof(u16));
+}
+
+void Bgr565CopyPass::CreateNewCopyBuffer(const ImageCopy& copy, GLenum target, GLuint format) {
+    bgr16_pbo.Release();
+    bgr16_pbo.Create();
+    bgr16_pbo_size =
+        (copy.extent.width * copy.extent.height * copy.src_subresource.num_layers * sizeof(u16));
+    glBindBuffer(GL_PIXEL_PACK_BUFFER, bgr16_pbo.handle);
+    glBufferData(GL_PIXEL_PACK_BUFFER, bgr16_pbo_size, 0, GL_STREAM_DRAW);
+}
+
 } // namespace OpenGL

src/video_core/renderer_opengl/util_shaders.h

@@ -19,6 +19,23 @@ class ProgramManager;
 
 struct ImageBufferMap;
 
+class Bgr565CopyPass {
+public:
+    Bgr565CopyPass() = default;
+    ~Bgr565CopyPass() = default;
+
+    void Execute(const Image& dst_image, const Image& src_image,
+                 const VideoCommon::ImageCopy& copy);
+
+private:
+    OGLBuffer bgr16_pbo{};
+    size_t bgr16_pbo_size{};
+
+    [[nodiscard]] bool CopyBufferCreationNeeded(const VideoCommon::ImageCopy& copy);
+
+    void CreateNewCopyBuffer(const VideoCommon::ImageCopy& copy, GLenum target, GLuint format);
+};
+
 class UtilShaders {
 public:
     explicit UtilShaders(ProgramManager& program_manager);
@@ -55,6 +72,8 @@ private:
     OGLProgram copy_bgr16_program;
     OGLProgram copy_bgra_program;
     OGLProgram copy_bc4_program;
+
+    Bgr565CopyPass bgr_copy_pass;
 };
 
 GLenum StoreFormat(u32 bytes_per_block);