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Merge pull request #642 from Ygrik2003/sdl-try-2

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Replace GLFW to SDL3
This commit is contained in:
MihailRis 2025-11-12 19:51:03 +03:00 • committed by GitHub
commit 71ec0617ae
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27 changed files with 1112 additions and 1129 deletions
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20
.github/workflows/appimage.yml vendored
View file

@ -23,9 +23,18 @@ jobs:
- name: Install dependencies
run: |
sudo apt-get update
sudo apt-get install -y build-essential libglfw3-dev libglfw3 libglew-dev libglew2.2 \
sudo apt-get install -y build-essential libglew-dev libglew2.2 \
libglm-dev libpng-dev libopenal-dev libluajit-5.1-dev libvorbis-dev \
libcurl4-openssl-dev libgtest-dev cmake squashfs-tools valgrind
# dependency for building sdl
# https://github.com/libsdl-org/SDL/blob/main/docs/README-linux.md
sudo apt-get install -y build-essential git make \
pkg-config cmake ninja-build gnome-desktop-testing libasound2-dev libpulse-dev \
libaudio-dev libfribidi-dev libjack-dev libsndio-dev libx11-dev libxext-dev \
libxrandr-dev libxcursor-dev libxfixes-dev libxi-dev libxss-dev libxtst-dev \
libxkbcommon-dev libdrm-dev libgbm-dev libgl1-mesa-dev libgles2-mesa-dev \
libegl1-mesa-dev libdbus-1-dev libibus-1.0-dev libudev-dev \
libpipewire-0.3-dev libwayland-dev libdecor-0-dev liburing-dev
# fix luajit paths
sudo ln -s /usr/lib/x86_64-linux-gnu/libluajit-5.1.a /usr/lib/x86_64-linux-gnu/liblua5.1.a
sudo ln -s /usr/include/luajit-2.1 /usr/include/lua
@ -35,10 +44,17 @@ jobs:
cmake -DCMAKE_POLICY_VERSION_MINIMUM=3.5 -DCMAKE_BUILD_TYPE=Release -DENTT_INSTALL=on ..
sudo make install
cd ../..
# install SDL3
git clone https://github.com/libsdl-org/SDL.git
cd SDL
cmake -G "Ninja Multi-Config" -B.build .
cmake --build .build --config Release -j 4
sudo cmake --install .build --config Release
cd ..
- name: Configure
run: cmake -S . -B build -DCMAKE_POLICY_VERSION_MINIMUM=3.5 -DCMAKE_BUILD_TYPE=Release -DVOXELENGINE_BUILD_APPDIR=1 -DVOXELENGINE_BUILD_TESTS=ON
- name: Build
run: cmake --build build -t install
run: cmake --build build -t install -j 4
- name: Run tests
run: ctest --test-dir build
- name: Run engine tests

19
.github/workflows/cmake.yml vendored
View file

@ -39,7 +39,15 @@ jobs:
# make && make install INSTALL_INC=/usr/include/lua
run: |
sudo apt-get update
sudo apt-get install libglfw3-dev libglfw3 libglew-dev libglm-dev libpng-dev libopenal-dev libluajit-5.1-dev libvorbis-dev libgtest-dev libcurl4-openssl-dev
sudo apt-get install libglew-dev libglm-dev libpng-dev libopenal-dev libluajit-5.1-dev libvorbis-dev libgtest-dev libcurl4-openssl-dev
# dependency for building sdl
# https://github.com/libsdl-org/SDL/blob/main/docs/README-linux.md
sudo apt-get install -y build-essential git make \
pkg-config cmake ninja-build gnome-desktop-testing libasound2-dev libpulse-dev \
libaudio-dev libfribidi-dev libjack-dev libsndio-dev libx11-dev libxext-dev \
libxrandr-dev libxcursor-dev libxfixes-dev libxi-dev libxss-dev libxtst-dev \
libxkbcommon-dev libdrm-dev libgbm-dev libgl1-mesa-dev libgles2-mesa-dev \
libegl1-mesa-dev libdbus-1-dev libibus-1.0-dev libudev-dev
# fix luajit paths
sudo ln -s /usr/lib/x86_64-linux-gnu/libluajit-5.1.a /usr/lib/x86_64-linux-gnu/liblua-5.1.a
sudo ln -s /usr/include/luajit-2.1 /usr/include/lua
@ -49,6 +57,13 @@ jobs:
cmake -DCMAKE_BUILD_TYPE=Release -DENTT_INSTALL=on ..
sudo make install
cd ../..
# install SDL3
git clone https://github.com/libsdl-org/SDL.git
cd SDL
cmake -G "Ninja Multi-Config" -B.build .
cmake --build .build --config Release -j 4
sudo cmake --install .build --config Release
cd ..
- name: Configure CMake
# Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only
@ -61,7 +76,7 @@ jobs:
- name: Build
# Build your program with the given configuration
run: |
cmake --build ${{github.workspace}}/build --config ${{inputs.build_type}}
cmake --build ${{github.workspace}}/build --config ${{inputs.build_type}} -j 4
mv ${{github.workspace}}/build/VoxelEngine VoxelEngine
- name: Run tests
if: ${{ inputs.run_tests }}

4
.github/workflows/macos.yml vendored
View file

@ -17,13 +17,13 @@ jobs:
- name: Install dependencies from brew
run: |
brew install glfw3 glew libpng openal-soft luajit libvorbis skypjack/entt/entt googletest glm
brew install sdl3 glew libpng openal-soft luajit libvorbis skypjack/entt/entt googletest glm
- name: Configure
run: cmake -S . -B build -DCMAKE_BUILD_TYPE=Release -DVOXELENGINE_BUILD_TESTS=ON -DVOXELENGINE_BUILD_APPDIR=1
- name: Build
run: cmake --build build -t install
run: cmake --build build -t install -j 4
- name: Make fix_dylibs.sh executable
run: chmod +x dev/fix_dylibs.sh

2
.github/workflows/windows-clang.yml vendored
View file

@ -48,7 +48,7 @@ jobs:
mkdir build
cd build
cmake -G "MinGW Makefiles" -DVCPKG_TARGET_TRIPLET=x64-mingw-static -DCMAKE_BUILD_TYPE=Release -DCMAKE_TOOLCHAIN_FILE=./vcpkg/scripts/buildsystems/vcpkg.cmake ..
cmake --build . --config Release
cmake --build . --config Release -j 4
- name: Package for Windows
run: |
mkdir packaged

2
.github/workflows/windows.yml vendored
View file

@ -32,7 +32,7 @@ jobs:
VCPKG_ROOT: ${{ github.workspace }}/vcpkg
run: |
cmake --preset default-vs-msvc-windows
cmake --build --preset default-vs-msvc-windows --config Release
cmake --build --preset default-vs-msvc-windows --config Release -j 4
- name: Run tests
run: ctest --preset default-vs-msvc-windows
- name: Run engine tests

1
.gitignore vendored
View file

@ -9,6 +9,7 @@ Debug/voxel_engine
/export
/config
/out
/compile_commands.json
/projects
/misc

3
Dockerfile
View file

@ -15,8 +15,7 @@ RUN apt-get update && apt-get install --no-install-recommends -y \
xauth \
gdb \
gdbserver \
libglfw3-dev \
libglfw3 \
libsdl3-dev \
libglew-dev \
libglew2.2 \
libglm-dev \

23
README.md
View file

@ -28,15 +28,19 @@ sudo make install
```sh
su -
apt-get install entt-devel libglfw3-devel libGLEW-devel libglm-devel libpng-devel libvorbis-devel libopenal-devel libluajit-devel libstdc++13-devel-static libcurl-devel
apt-get install entt-devel SDL3-devel libGLEW-devel libglm-devel libpng-devel libvorbis-devel libopenal-devel libluajit-devel libstdc++13-devel-static libcurl-devel
```
#### Debian based distros
```sh
sudo apt install libglfw3 libglfw3-dev libglew-dev libglm-dev libpng-dev libopenal-dev libluajit-5.1-dev libvorbis-dev libcurl4-openssl-dev
sudo apt install libglew-dev libglm-dev libpng-dev libopenal-dev libluajit-5.1-dev libvorbis-dev libcurl4-openssl-dev
```
> [!WARNING]
> You need manualy prebuild and install SDL3 lib.
> [!TIP]
> CMake missing `LUA_INCLUDE_DIR` and `LUA_LIBRARIES` fix:
>
@ -48,21 +52,12 @@ sudo apt install libglfw3 libglfw3-dev libglew-dev libglm-dev libpng-dev libopen
#### RHEL based distros
```sh
sudo dnf install glfw-devel glew-devel glm-devel libpng-devel libvorbis-devel openal-soft-devel luajit-devel libcurl-devel
sudo dnf install SDL3-devel glew-devel glm-devel libpng-devel libvorbis-devel openal-soft-devel luajit-devel libcurl-devel
```
#### Arch based distros
If you use X11:
```sh
sudo pacman -S glfw-x11 glew glm libpng libvorbis openal luajit libcurl
```
If you use Wayland:
```sh
sudo pacman -S glfw-wayland glew glm libpng libvorbis openal luajit libcurl
sudo pacman -S sdl3 glew glm libpng libvorbis openal luajit libcurl
```
And install EnTT:
@ -92,7 +87,7 @@ cmake --build . --parallel
### Install libraries
```sh
brew install glfw3 glew glm libpng libvorbis lua luajit libcurl openal-soft skypjack/entt/entt
brew install sdl3 glew glm libpng libvorbis lua luajit libcurl openal-soft skypjack/entt/entt
```
> [!TIP]

1
dev/AppImageBuilder.yml
View file

@ -22,7 +22,6 @@ AppDir:
- libexpat1
- libfam0
- libgcrypt20
- libglfw3
- libglew2.2
- libpng16-16
- libopenal1

7
flake.lock generated
View file

@ -20,11 +20,11 @@
},
"nixpkgs": {
"locked": {
"lastModified": 1722802969,
"narHash": "sha256-bPhyAXNnVerBZusxOuPMhMm0X7hSFLFKcH+7ynfgLjs=",
"lastModified": 1760349414,
"narHash": "sha256-W4Ri1ZwYuNcBzqQQa7NnWfrv0wHMo7rduTWjIeU9dZk=",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "785feb91183a50959823ff9ba9ef673105259cd5",
"rev": "c12c63cd6c5eb34c7b4c3076c6a99e00fcab86ec",
"type": "github"
},
"original": {
@ -59,3 +59,4 @@
"root": "root",
"version": 7
}

4
flake.nix
View file

@ -28,7 +28,7 @@
buildInputs = with pkgs; [
glm
glfw
sdl3
glew
zlib
libpng
@ -42,7 +42,7 @@
]; # libglvnd
packages = with pkgs; [
glfw
sdl3
mesa
freeglut
entt

8
src/CMakeLists.txt
View file

@ -1,7 +1,7 @@
project(VoxelEngineSrc)
file(GLOB_RECURSE headers ${CMAKE_CURRENT_SOURCE_DIR}/*.hpp)
file(GLOB_RECURSE sources ${CMAKE_CURRENT_SOURCE_DIR}/*.cpp)
file(GLOB_RECURSE headers CONFIGURE_DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/*.hpp)
file(GLOB_RECURSE sources CONFIGURE_DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/*.cpp)
list(REMOVE_ITEM sources ${CMAKE_CURRENT_SOURCE_DIR}/main.cpp)
add_library(VoxelEngineSrc STATIC ${sources} ${headers})
@ -18,7 +18,7 @@ endif()
find_package(ZLIB REQUIRED)
find_package(PNG REQUIRED)
find_package(CURL REQUIRED)
find_package(glfw3 REQUIRED)
find_package(SDL3 REQUIRED)
if(NOT APPLE)
find_package(EnTT REQUIRED)
endif()
@ -65,7 +65,7 @@ target_include_directories(VoxelEngineSrc PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
target_link_libraries(
VoxelEngineSrc
PRIVATE glfw
PRIVATE SDL3::SDL3
OpenGL::GL
GLEW::GLEW
ZLIB::ZLIB

1
src/engine/Engine.cpp
View file

@ -308,6 +308,7 @@ void Engine::nextFrame() {
: settings.display.framerate.get()
);
window->swapBuffers();
// todo: process it on another thread
input->pollEvents();
}

9
src/graphics/core/Shader.cpp
View file

@ -1,22 +1,13 @@
#include "Shader.hpp"
#include <exception>
#include <fstream>
#include <sstream>
#include <filesystem>
#include <glm/gtc/type_ptr.hpp>
#include <GL/glew.h>
#include <GLFW/glfw3.h>
#include "coders/GLSLExtension.hpp"
#include "debug/Logger.hpp"
static debug::Logger logger("gl-shader");
namespace fs = std::filesystem;
GLSLExtension* Shader::preprocessor = new GLSLExtension();
Shader* Shader::used = nullptr;

2
src/graphics/ui/GUI.cpp
View file

@ -166,7 +166,7 @@ void GUI::actMouse(float delta, const CursorState& cursor) {
}
if (hover) {
for (Mousecode code : MOUSECODES_ALL) {
for (Mousecode code : mousecodes_all) {
if (input.jclicked(code)) {
hover->clicked(code);
}

7
src/graphics/ui/elements/TextBox.cpp
View file

@ -617,8 +617,15 @@ bool TextBox::isAutoResize() const {
return autoresize;
}
void TextBox::defocus() {
Container::defocus();
gui.getInput().stopTextInput();
}
void TextBox::onFocus() {
Container::onFocus();
gui.getInput().startTextInput();
if (onEditStart) {
setCaret(input.size());
onEditStart();

1
src/graphics/ui/elements/TextBox.hpp
View file

@ -230,6 +230,7 @@ namespace gui {
virtual bool isShowLineNumbers() const;
virtual void reposition() override;
virtual void defocus() override;
virtual void onFocus() override;
virtual void refresh() override;
virtual void doubleClick(int x, int y) override;

2
src/graphics/ui/elements/UINode.hpp
View file

@ -192,6 +192,7 @@ namespace gui {
virtual UINode* listenFocus(const onaction& action);
virtual UINode* listenDefocus(const onaction& action);
virtual void defocus();
virtual void onFocus();
virtual void doubleClick(int x, int y);
virtual void click(int x, int y);
@ -201,7 +202,6 @@ namespace gui {
virtual void scrolled(int value);
bool isPressed() const;
void defocus();
bool isFocused() const;
/// @brief Check if element catches all user input when focused

24
src/window/Window.hpp
View file

@ -4,24 +4,17 @@
#include <memory>
#include "graphics/core/commons.hpp"
#include "typedefs.hpp"
class ImageData;
class Input;
struct DisplaySettings;
enum class WindowMode {
WINDOWED,
FULLSCREEN,
BORDERLESS
};
enum class WindowMode { WINDOWED, FULLSCREEN, BORDERLESS };
class Window {
public:
Window(glm::ivec2 size) : size(std::move(size)) {}
virtual ~Window() = default;
virtual void swapBuffers() = 0;
virtual void swapBuffers() noexcept = 0;
virtual bool isMaximized() const = 0;
virtual bool isFocused() const = 0;
@ -47,14 +40,17 @@ public:
// todo: move somewhere
virtual std::unique_ptr<ImageData> takeScreenshot() = 0;
const glm::ivec2& getSize() const {
[[nodiscard]] virtual bool isValid() const = 0;
virtual const glm::ivec2& getSize() const {
return size;
}
virtual void setSize(const glm::ivec2& s) {
size = std::move(s);
}
static std::tuple<
std::unique_ptr<Window>,
std::unique_ptr<Input>
> initialize(DisplaySettings* settings, std::string title);
static std::tuple<std::unique_ptr<Window>, std::unique_ptr<Input>>
initialize(DisplaySettings* settings, std::string title);
protected:
glm::ivec2 size;
WindowMode mode = WindowMode::WINDOWED;

752
src/window/detail/GLFWWindow.cpp
View file

@ -1,752 +0,0 @@
#include "window/Window.hpp"
#include <GL/glew.h>
#include <GLFW/glfw3.h>
#include <unordered_set>
#include <chrono>
#include <stack>
#include <vector>
#include "debug/Logger.hpp"
#include "graphics/core/ImageData.hpp"
#include "graphics/core/Texture.hpp"
#include "settings.hpp"
#include "util/ObjectsKeeper.hpp"
#include "util/platform.hpp"
#include "window/input.hpp"
static debug::Logger logger("window");
static std::unordered_set<std::string> supported_gl_extensions;
static void window_size_callback(GLFWwindow* window, int width, int height);
static void init_gl_extensions_list() {
GLint numExtensions = 0;
glGetIntegerv(GL_NUM_EXTENSIONS, &numExtensions);
for (GLint i = 0; i < numExtensions; ++i) {
const char *ext = reinterpret_cast<const char *>(glGetStringi(GL_EXTENSIONS, i));
if (ext) {
supported_gl_extensions.insert(ext);
}
}
}
static bool is_gl_extension_supported(const char *extension) {
if (!extension || !*extension) {
return false;
}
return supported_gl_extensions.find(extension) != supported_gl_extensions.end();
}
static const char* gl_error_name(int error) {
switch (error) {
case GL_DEBUG_TYPE_ERROR: return "ERROR";
case GL_DEBUG_TYPE_DEPRECATED_BEHAVIOR: return "DEPRECATED_BEHAVIOR";
case GL_DEBUG_TYPE_UNDEFINED_BEHAVIOR: return "UNDEFINED_BEHAVIOR";
case GL_DEBUG_TYPE_PORTABILITY: return "PORTABILITY";
case GL_DEBUG_TYPE_PERFORMANCE: return "PERFORMANCE";
case GL_DEBUG_TYPE_OTHER: return "OTHER";
}
return "UNKNOWN";
}
static const char* gl_severity_name(int severity) {
switch (severity) {
case GL_DEBUG_SEVERITY_LOW: return "LOW";
case GL_DEBUG_SEVERITY_MEDIUM: return "MEDIUM";
case GL_DEBUG_SEVERITY_HIGH: return "HIGH";
case GL_DEBUG_SEVERITY_NOTIFICATION: return "NOTIFICATION";
}
return "UNKNOWN";
}
static void GLAPIENTRY gl_message_callback(
GLenum source,
GLenum type,
GLuint id,
GLenum severity,
GLsizei length,
const GLchar* message,
const void* userParam
) {
if (severity == GL_DEBUG_SEVERITY_NOTIFICATION) {
return;
}
if (!ENGINE_DEBUG_BUILD && severity != GL_DEBUG_SEVERITY_HIGH) {
return;
}
logger.warning() << "GL:" << gl_error_name(type) << ":"
<< gl_severity_name(severity) << ": " << message;
}
static bool initialize_gl(int width, int height) {
glewExperimental = GL_TRUE;
GLenum glewErr = glewInit();
if (glewErr != GLEW_OK) {
if (glewErr == GLEW_ERROR_NO_GLX_DISPLAY) {
// see issue #240
logger.warning()
<< "glewInit() returned GLEW_ERROR_NO_GLX_DISPLAY; ignored";
} else {
logger.error() << "failed to initialize GLEW:\n"
<< glewGetErrorString(glewErr);
return true;
}
}
#ifndef __APPLE__
glEnable(GL_DEBUG_OUTPUT);
glDebugMessageCallback(gl_message_callback, nullptr);
#endif
glViewport(0, 0, width, height);
glClearColor(0.0f, 0.0f, 0.0f, 1);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
GLint maxTextureSize[1] {static_cast<GLint>(Texture::MAX_RESOLUTION)};
glGetIntegerv(GL_MAX_TEXTURE_SIZE, maxTextureSize);
if (maxTextureSize[0] > 0) {
Texture::MAX_RESOLUTION = maxTextureSize[0];
logger.info() << "max texture size is " << Texture::MAX_RESOLUTION;
}
const GLubyte* vendor = glGetString(GL_VENDOR);
const GLubyte* renderer = glGetString(GL_RENDERER);
logger.info() << "GL Vendor: " << reinterpret_cast<const char*>(vendor);
logger.info() << "GL Renderer: " << reinterpret_cast<const char*>(renderer);
logger.info() << "GLFW: " << glfwGetVersionString();
return false;
}
static const char* glfw_error_name(int error) {
switch (error) {
case GLFW_NO_ERROR:
return "no error";
case GLFW_NOT_INITIALIZED:
return "not initialized";
case GLFW_NO_CURRENT_CONTEXT:
return "no current context";
case GLFW_INVALID_ENUM:
return "invalid enum";
case GLFW_INVALID_VALUE:
return "invalid value";
case GLFW_OUT_OF_MEMORY:
return "out of memory";
case GLFW_API_UNAVAILABLE:
return "api unavailable";
case GLFW_VERSION_UNAVAILABLE:
return "version unavailable";
case GLFW_PLATFORM_ERROR:
return "platform error";
case GLFW_FORMAT_UNAVAILABLE:
return "format unavailable";
case GLFW_NO_WINDOW_CONTEXT:
return "no window context";
default:
return "unknown error";
}
}
static void glfw_error_callback(int error, const char* description) {
auto logline = logger.error();
logline << "GLFW error [0x" << std::hex << error << " - "
<< glfw_error_name(error) << "]";
if (description) {
logline << ": " << description;
}
}
inline constexpr short KEYS_BUFFER_SIZE = 1036;
inline constexpr short MOUSE_KEYS_OFFSET = 1024;
static GLFWcursor* standard_cursors[static_cast<int>(CursorShape::LAST) + 1] = {};
class GLFWInput : public Input {
public:
int scroll = 0;
uint currentFrame = 0;
uint frames[KEYS_BUFFER_SIZE] {};
std::vector<uint> codepoints;
std::vector<Keycode> pressedKeys;
Bindings bindings;
bool keys[KEYS_BUFFER_SIZE] {};
std::unordered_map<Keycode, util::HandlersList<>> keyCallbacks;
GLFWInput(GLFWwindow* window)
: window(window) {
}
void pollEvents() override {
delta.x = 0.0f;
delta.y = 0.0f;
scroll = 0;
currentFrame++;
codepoints.clear();
pressedKeys.clear();
glfwPollEvents();
for (auto& [_, binding] : bindings.getAll()) {
if (!binding.enabled) {
binding.state = false;
continue;
}
binding.justChanged = false;
bool newstate = false;
switch (binding.type) {
case InputType::KEYBOARD:
newstate = pressed(static_cast<Keycode>(binding.code));
break;
case InputType::MOUSE:
newstate = clicked(static_cast<Mousecode>(binding.code));
break;
}
if (newstate) {
if (!binding.state) {
binding.state = true;
binding.justChanged = true;
binding.onactived.notify();
}
} else {
if (binding.state) {
binding.state = false;
binding.justChanged = true;
}
}
}
}
void onKeyCallback(int key, bool pressed) {
bool prevPressed = keys[key];
keys[key] = pressed;
frames[key] = currentFrame;
if (pressed && !prevPressed) {
const auto& callbacks = keyCallbacks.find(static_cast<Keycode>(key));
if (callbacks != keyCallbacks.end()) {
callbacks->second.notify();
}
}
if (pressed && key < MOUSE_KEYS_OFFSET) {
pressedKeys.push_back(static_cast<Keycode>(key));
}
}
void onMouseCallback(int button, bool pressed) {
int key = button + MOUSE_KEYS_OFFSET;
onKeyCallback(key, pressed);
}
const char* getClipboardText() const override {
return glfwGetClipboardString(window);
}
void setClipboardText(const char* text) override {
glfwSetClipboardString(window, text);
}
int getScroll() override {
return scroll;
}
bool pressed(Keycode key) const override {
int keycode = static_cast<int>(key);
if (keycode < 0 || keycode >= KEYS_BUFFER_SIZE) {
return false;
}
return keys[keycode];
}
bool jpressed(Keycode keycode) const override {
return pressed(keycode) &&
frames[static_cast<int>(keycode)] == currentFrame;
}
bool clicked(Mousecode code) const override {
return pressed(
static_cast<Keycode>(MOUSE_KEYS_OFFSET + static_cast<int>(code))
);
}
bool jclicked(Mousecode code) const override {
return clicked(code) &&
frames[static_cast<int>(code) + MOUSE_KEYS_OFFSET] ==
currentFrame;
}
CursorState getCursor() const override {
return {isCursorLocked(), cursor, delta};
}
bool isCursorLocked() const override {
return cursorLocked;
}
void toggleCursor() override {
cursorDrag = false;
if (cursorLocked) {
glfwSetInputMode(window, GLFW_CURSOR, GLFW_CURSOR_NORMAL);
} else {
glfwSetInputMode(window, GLFW_CURSOR, GLFW_CURSOR_DISABLED);
}
cursorLocked = !cursorLocked;
}
void setCursorPosition(double xpos, double ypos) {
if (cursorDrag) {
delta.x += xpos - cursor.x;
delta.y += ypos - cursor.y;
} else {
cursorDrag = true;
}
cursor.x = xpos;
cursor.y = ypos;
}
Bindings& getBindings() override {
return bindings;
}
const Bindings& getBindings() const override {
return bindings;
}
ObserverHandler addKeyCallback(Keycode key, KeyCallback callback) override {
return keyCallbacks[key].add(std::move(callback));
}
const std::vector<Keycode>& getPressedKeys() const override {
return pressedKeys;
}
const std::vector<uint>& getCodepoints() const override {
return codepoints;
}
private:
GLFWwindow* window;
bool cursorLocked = false;
bool cursorDrag = false;
glm::vec2 delta;
glm::vec2 cursor;
};
static_assert(!std::is_abstract<GLFWInput>());
class GLFWWindow : public Window {
public:
GLFWInput& input;
DisplaySettings* settings;
GLFWWindow(
GLFWInput& glfwInput,
GLFWwindow* window,
DisplaySettings* settings,
int width,
int height
)
: Window({width, height}),
input(glfwInput),
settings(settings),
window(window) {
}
~GLFWWindow() {
for (int i = 0; i <= static_cast<int>(CursorShape::LAST); i++) {
glfwDestroyCursor(standard_cursors[i]);
}
glfwTerminate();
}
double time() override {
return glfwGetTime();
}
void swapBuffers() override {
glfwSwapBuffers(window);
resetScissor();
if (framerate > 0) {
auto elapsedTime = time() - prevSwap;
auto frameTime = 1.0 / framerate;
if (elapsedTime < frameTime) {
platform::sleep(
static_cast<size_t>((frameTime - elapsedTime) * 1000)
);
}
}
prevSwap = time();
}
bool isMaximized() const override {
return glfwGetWindowAttrib(window, GLFW_MAXIMIZED);
}
bool isFocused() const override {
return glfwGetWindowAttrib(window, GLFW_FOCUSED);
}
bool isIconified() const override {
return glfwGetWindowAttrib(window, GLFW_ICONIFIED);
}
bool isShouldClose() const override {
return glfwWindowShouldClose(window);
}
void setShouldClose(bool flag) override {
glfwSetWindowShouldClose(window, flag);
}
void setCursor(CursorShape shape) override {
if (cursor == shape) {
return;
}
cursor = shape;
// nullptr cursor is valid for GLFW
glfwSetCursor(window, standard_cursors[static_cast<int>(shape)]);
}
void setMode(WindowMode mode) override {
Window::mode = mode;
GLFWmonitor* monitor = glfwGetPrimaryMonitor();
const GLFWvidmode* glfwMode = glfwGetVideoMode(monitor);
if (input.isCursorLocked()){
input.toggleCursor();
}
if (mode == WindowMode::FULLSCREEN) {
const int width = glfwMode->width;
const int height = glfwMode->height;
const int refreshRate = glfwMode->refreshRate;
glfwGetWindowPos(window, &posX, &posY);
glfwSetWindowMonitor(window, monitor, 0, 0, width, height, refreshRate);
}
else if(mode == WindowMode::BORDERLESS) {
glfwGetWindowPos(window, &posX, &posY);
glfwSetWindowAttrib(window, GLFW_DECORATED, GLFW_FALSE);
glfwSetWindowAttrib(window, GLFW_RESIZABLE, GLFW_FALSE);
glfwSetWindowSize(window, glfwMode->width, glfwMode->height);
glfwSetWindowPos(window, 0, 0);
} else {
glfwSetWindowMonitor(
window,
nullptr,
posX,
posY,
settings->width.get(),
settings->height.get(),
GLFW_DONT_CARE
);
glfwSetWindowAttrib(window, GLFW_DECORATED, GLFW_TRUE);
glfwSetWindowAttrib(window, GLFW_RESIZABLE, GLFW_TRUE);
window_size_callback(window, settings->width.get(), settings->height.get());
}
double xPos, yPos;
glfwGetCursorPos(window, &xPos, &yPos);
input.setCursorPosition(xPos, yPos);
}
WindowMode getMode() const override {
return mode;
}
void setIcon(const ImageData* image) override {
if (image == nullptr) {
glfwSetWindowIcon(window, 0, nullptr);
return;
}
GLFWimage icon {
static_cast<int>(image->getWidth()),
static_cast<int>(image->getHeight()),
image->getData()};
glfwSetWindowIcon(window, 1, &icon);
}
void setSize(int width, int height) {
glViewport(0, 0, width, height);
size = {width, height};
if (mode == WindowMode::WINDOWED && !isMaximized()) {
settings->width.set(width);
settings->height.set(height);
}
}
void pushScissor(glm::vec4 area) override {
if (scissorStack.empty()) {
glEnable(GL_SCISSOR_TEST);
}
scissorStack.push(scissorArea);
area.z += glm::ceil(area.x);
area.w += glm::ceil(area.y);
area.x = glm::max(area.x, scissorArea.x);
area.y = glm::max(area.y, scissorArea.y);
area.z = glm::min(area.z, scissorArea.z);
area.w = glm::min(area.w, scissorArea.w);
if (area.z < 0.0f || area.w < 0.0f) {
glScissor(0, 0, 0, 0);
} else {
glScissor(
area.x,
size.y - area.w,
std::max(0, static_cast<int>(glm::ceil(area.z - area.x))),
std::max(0, static_cast<int>(glm::ceil(area.w - area.y)))
);
}
scissorArea = area;
}
void resetScissor() override {
scissorArea = glm::vec4(0.0f, 0.0f, size.x, size.y);
scissorStack = std::stack<glm::vec4>();
glDisable(GL_SCISSOR_TEST);
}
void popScissor() override {
if (scissorStack.empty()) {
logger.warning() << "extra Window::popScissor call";
return;
}
glm::vec4 area = scissorStack.top();
scissorStack.pop();
if (area.z < 0.0f || area.w < 0.0f) {
glScissor(0, 0, 0, 0);
} else {
glScissor(
area.x,
size.y - area.w,
std::max(0, static_cast<int>(area.z - area.x)),
std::max(0, static_cast<int>(area.w - area.y))
);
}
if (scissorStack.empty()) {
glDisable(GL_SCISSOR_TEST);
}
scissorArea = area;
}
std::unique_ptr<ImageData> takeScreenshot() override {
glBindFramebuffer(GL_FRAMEBUFFER, 0);
auto data = std::make_unique<ubyte[]>(size.x * size.y * 3);
glPixelStorei(GL_PACK_ALIGNMENT, 1);
glReadPixels(0, 0, size.x, size.y, GL_RGB, GL_UNSIGNED_BYTE, data.get());
return std::make_unique<ImageData>(
ImageFormat::rgb888, size.x, size.y, data.release()
);
}
void setFramerate(int framerate) override {
if ((framerate != -1) != (this->framerate != -1)) {
glfwSwapInterval(framerate == -1);
}
this->framerate = framerate;
}
private:
GLFWwindow* window;
CursorShape cursor = CursorShape::ARROW;
int framerate = -1;
std::stack<glm::vec4> scissorStack;
glm::vec4 scissorArea;
double prevSwap = 0.0;
int posX = 0;
int posY = 0;
};
static_assert(!std::is_abstract<GLFWWindow>());
static void mouse_button_callback(GLFWwindow* window, int button, int action, int) {
auto handler = static_cast<GLFWWindow*>(glfwGetWindowUserPointer(window));
handler->input.onMouseCallback(button, action == GLFW_PRESS);
}
static void character_callback(GLFWwindow* window, unsigned int codepoint) {
auto handler = static_cast<GLFWWindow*>(glfwGetWindowUserPointer(window));
handler->input.codepoints.push_back(codepoint);
}
static void key_callback(
GLFWwindow* window, int key, int /*scancode*/, int action, int /*mode*/
) {
auto handler = static_cast<GLFWWindow*>(glfwGetWindowUserPointer(window));
auto& input = handler->input;
if (key == GLFW_KEY_UNKNOWN) {
return;
}
if (action == GLFW_PRESS) {
input.onKeyCallback(key, true);
} else if (action == GLFW_RELEASE) {
input.onKeyCallback(key, false);
} else if (action == GLFW_REPEAT) {
input.onKeyCallback(key, true);
}
}
static void window_size_callback(GLFWwindow* window, int width, int height) {
auto handler = static_cast<GLFWWindow*>(glfwGetWindowUserPointer(window));
if (width && height) {
handler->setSize(width, height);
}
handler->resetScissor();
}
static void scroll_callback(GLFWwindow* window, double, double yoffset) {
auto handler = static_cast<GLFWWindow*>(glfwGetWindowUserPointer(window));
handler->input.scroll += yoffset;
}
static void cursor_pos_callback(GLFWwindow* window, double xpos, double ypos) {
auto handler = static_cast<GLFWWindow*>(glfwGetWindowUserPointer(window));
handler->input.setCursorPosition(xpos, ypos);
}
static void iconify_callback(GLFWwindow* window, int iconified) {
auto handler = static_cast<GLFWWindow*>(glfwGetWindowUserPointer(window));
if (handler->getMode() == WindowMode::FULLSCREEN && iconified == 0) {
GLFWmonitor* monitor = glfwGetPrimaryMonitor();
const GLFWvidmode* mode = glfwGetVideoMode(monitor);
glfwSetWindowMonitor(
window, monitor, 0, 0, mode->width, mode->height, mode->refreshRate
);
}
}
static void create_standard_cursors() {
for (int i = 0; i <= static_cast<int>(CursorShape::LAST); i++) {
int cursor = GLFW_ARROW_CURSOR + i;
// GLFW 3.3 does not support some cursors
if (GLFW_VERSION_MAJOR <= 3 && GLFW_VERSION_MINOR <= 3 &&
cursor > GLFW_VRESIZE_CURSOR) {
break;
}
standard_cursors[i] = glfwCreateStandardCursor(cursor);
}
}
static void setup_callbacks(GLFWwindow* window) {
glfwSetKeyCallback(window, key_callback);
glfwSetMouseButtonCallback(window, mouse_button_callback);
glfwSetCursorPosCallback(window, cursor_pos_callback);
glfwSetWindowSizeCallback(window, window_size_callback);
glfwSetCharCallback(window, character_callback);
glfwSetScrollCallback(window, scroll_callback);
glfwSetWindowIconifyCallback(window, iconify_callback);
}
std::tuple<
std::unique_ptr<Window>,
std::unique_ptr<Input>
> Window::initialize(DisplaySettings* settings, std::string title) {
int width = settings->width.get();
int height = settings->height.get();
glfwSetErrorCallback(glfw_error_callback);
if (glfwInit() == GLFW_FALSE) {
logger.error() << "failed to initialize GLFW";
return {nullptr, nullptr};
}
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
#if GLFW_VERSION_MAJOR >= 3 && GLFW_VERSION_MINOR >= 4
// see issue #465
glfwWindowHint(GLFW_SCALE_FRAMEBUFFER, GL_FALSE);
#endif
#ifdef __APPLE__
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
glfwWindowHint(GLFW_COCOA_RETINA_FRAMEBUFFER, GLFW_FALSE);
#else
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_ANY_PROFILE);
#endif
glfwWindowHint(GLFW_RESIZABLE, GL_TRUE);
glfwWindowHint(GLFW_SAMPLES, settings->samples.get());
auto window = glfwCreateWindow(width, height, title.c_str(), nullptr, nullptr);
if (window == nullptr) {
logger.error() << "failed to create GLFW window";
glfwTerminate();
return {nullptr, nullptr};
}
glfwMakeContextCurrent(window);
glewExperimental = GL_TRUE;
GLenum glewErr = glewInit();
if (glewErr != GLEW_OK) {
if (glewErr == GLEW_ERROR_NO_GLX_DISPLAY) {
// see issue #240
logger.warning()
<< "glewInit() returned GLEW_ERROR_NO_GLX_DISPLAY; ignored";
} else {
logger.error() << "failed to initialize GLEW:\n"
<< glewGetErrorString(glewErr);
glfwTerminate();
return {nullptr, nullptr};
}
}
init_gl_extensions_list();
#ifndef __APPLE__
if (is_gl_extension_supported("GL_KHR_debug")) {
glEnable(GL_DEBUG_OUTPUT);
glDebugMessageCallback(gl_message_callback, nullptr);
}
#endif
glViewport(0, 0, width, height);
glClearColor(0.0f, 0.0f, 0.0f, 1);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
GLint maxTextureSize[1] {static_cast<GLint>(Texture::MAX_RESOLUTION)};
glGetIntegerv(GL_MAX_TEXTURE_SIZE, maxTextureSize);
if (maxTextureSize[0] > 0) {
Texture::MAX_RESOLUTION = maxTextureSize[0];
logger.info() << "max texture size is " << Texture::MAX_RESOLUTION;
}
setup_callbacks(window);
glfwSwapInterval(1);
input_util::initialize();
create_standard_cursors();
glm::vec2 scale;
glfwGetMonitorContentScale(glfwGetPrimaryMonitor(), &scale.x, &scale.y);
logger.info() << "monitor content scale: " << scale.x << "x" << scale.y;
if (initialize_gl(width, height)) {
glfwTerminate();
return {nullptr, nullptr};
}
auto inputPtr = std::make_unique<GLFWInput>(window);
auto windowPtr = std::make_unique<GLFWWindow>(
*inputPtr, window, settings, width, height
);
glfwSetWindowUserPointer(window, windowPtr.get());
return {std::move(windowPtr), std::move(inputPtr)};
}
void display::clear() {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
}
void display::clearDepth() {
glClear(GL_DEPTH_BUFFER_BIT);
}
void display::setBgColor(glm::vec3 color) {
glClearColor(color.r, color.g, color.b, 1.0f);
}
void display::setBgColor(glm::vec4 color) {
glClearColor(color.r, color.g, color.b, color.a);
}

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#include "window/detail/SDLInput.hpp"
#include <SDL3/SDL.h>
#include <SDL3/SDL_clipboard.h>
#include <SDL3/SDL_events.h>
#include <SDL3/SDL_keyboard.h>
#include <SDL3/SDL_keycode.h>
#include <SDL3/SDL_mouse.h>
#include <SDL3/SDL_scancode.h>
#include <SDL3/SDL_video.h>
#include <string>
#include "debug/Logger.hpp"
#include "util/stringutil.hpp"
#include "window/detail/SDLWindow.hpp"
#include "window/input.hpp"
static debug::Logger logger("input");
static std::unordered_map<std::string, std::uint32_t> keycodes {
{"enter", SDL_SCANCODE_RETURN},
{"space", SDL_SCANCODE_SPACE},
{"backspace", SDL_SCANCODE_BACKSPACE},
{"caps-lock", SDL_SCANCODE_CAPSLOCK},
{"escape", SDL_SCANCODE_ESCAPE},
{"delete", SDL_SCANCODE_DELETE},
{"home", SDL_SCANCODE_HOME},
{"end", SDL_SCANCODE_END},
{"tab", SDL_SCANCODE_TAB},
{"insert", SDL_SCANCODE_INSERT},
{"page-down", SDL_SCANCODE_PAGEDOWN},
{"page-up", SDL_SCANCODE_PAGEUP},
{"left-shift", SDL_SCANCODE_LSHIFT},
{"right-shift", SDL_SCANCODE_RSHIFT},
{"left-ctrl", SDL_SCANCODE_LCTRL},
{"right-ctrl", SDL_SCANCODE_RCTRL},
{"left-alt", SDL_SCANCODE_LALT},
{"right-alt", SDL_SCANCODE_RALT},
{"left-super", SDL_SCANCODE_LGUI},
{"right-super", SDL_SCANCODE_RGUI},
{"grave-accent", SDL_SCANCODE_GRAVE},
{"left", SDL_SCANCODE_LEFT},
{"right", SDL_SCANCODE_RIGHT},
{"down", SDL_SCANCODE_DOWN},
{"up", SDL_SCANCODE_UP},
};
static std::unordered_map<std::string, std::uint32_t> mousecodes {
{"left", SDL_BUTTON_LEFT},
{"right", SDL_BUTTON_RIGHT},
{"middle", SDL_BUTTON_MIDDLE},
{"side1", SDL_BUTTON_X1},
{"side2", SDL_BUTTON_X2},
};
static std::unordered_map<int, std::string> keynames {};
static std::unordered_map<int, std::string> buttonsnames {};
std::string input_util::get_name(Mousecode code) {
const auto found = buttonsnames.find(static_cast<int>(code));
if (found == buttonsnames.end()) {
return "unknown";
}
return found->second;
}
std::string input_util::get_name(Keycode code) {
const auto found = keynames.find(static_cast<int>(code));
if (found == keynames.end()) {
return "unknown";
}
return found->second;
}
void input_util::initialize() {
keycodes[std::to_string(0)] = SDL_SCANCODE_0;
for (int i = 1; i <= 9; i++) {
keycodes[std::to_string(i)] = SDL_SCANCODE_1 + i;
}
for (int i = 0; i < 25; i++) {
keycodes["f" + std::to_string(i + 1)] = SDL_SCANCODE_F1 + i;
}
for (char i = 'a'; i <= 'z'; i++) {
keycodes[std::string({i})] = SDL_SCANCODE_A - 'a' + i;
}
for (const auto& entry : keycodes) {
keynames[entry.second] = entry.first;
}
for (const auto& entry : mousecodes) {
buttonsnames[entry.second] = entry.first;
}
}
std::string input_util::to_string(Keycode code) {
auto icode_repr = static_cast<SDL_Scancode>(code);
const char* name = SDL_GetKeyName(
SDL_GetKeyFromScancode(icode_repr, SDL_KMOD_NONE, false)
);
return std::string(name);
}
Keycode input_util::keycode_from(const std::string& name) {
auto found = std::find_if(
std::begin(keynames), std::end(keynames), [&name](auto&& p) {
return p.second == name;
}
);
// Compatibility with old names
if (found != keynames.end()) return static_cast<Keycode>(found->first);
return static_cast<Keycode>(SDL_GetScancodeFromName(name.c_str()));
}
Mousecode input_util::mousecode_from(const std::string& name) {
const auto& found = mousecodes.find(name);
if (found == mousecodes.end()) {
return Mousecode::UNKNOWN;
}
return static_cast<Mousecode>(found->second);
}
SDLInput::SDLInput(SDLWindow& window) : window(window) {
input_util::initialize();
}
void SDLInput::pollEvents() {
delta.x = 0.0f;
delta.y = 0.0f;
scroll = 0;
currentFrame++;
codepoints.clear();
pressedKeys.clear();
std::string text {};
uint size {};
bool prevPressed = false;
static SDL_Event event;
while (SDL_PollEvent(&event)) {
switch (event.type) {
case SDL_EVENT_QUIT:
window.setShouldClose(true);
break;
case SDL_EVENT_KEY_DOWN:
prevPressed = keys[event.key.scancode];
keys[event.key.scancode] = true;
frames[event.key.scancode] = currentFrame;
if (!prevPressed) {
keyCallbacks[static_cast<Keycode>(event.key.scancode)]
.notify();
}
pressedKeys.push_back(static_cast<Keycode>(event.key.scancode));
break;
case SDL_EVENT_KEY_UP:
keys[event.key.scancode] = false;
frames[event.key.scancode] = currentFrame;
break;
case SDL_EVENT_MOUSE_BUTTON_DOWN:
prevPressed = keys[event.button.button + mouse_keys_offset];
keys[event.button.button + mouse_keys_offset] = true;
frames[event.button.button + mouse_keys_offset] = currentFrame;
if (!prevPressed) {
keyCallbacks[static_cast<Keycode>(
event.button.button + mouse_keys_offset
)]
.notify();
}
break;
case SDL_EVENT_MOUSE_BUTTON_UP:
keys[event.button.button + mouse_keys_offset] = false;
frames[event.button.button + mouse_keys_offset] = currentFrame;
break;
case SDL_EVENT_MOUSE_MOTION:
if (cursorDrag) {
delta += glm::vec2 {event.motion.xrel, event.motion.yrel};
} else {
cursorDrag = true;
}
cursor = {event.motion.x, event.motion.y};
break;
case SDL_EVENT_MOUSE_WHEEL:
scroll += event.wheel.integer_y;
break;
case SDL_EVENT_WINDOW_RESIZED:
window.setSize({event.window.data1, event.window.data2});
break;
case SDL_EVENT_TEXT_INPUT:
text += event.text.text;
}
}
if (!text.empty()) {
codepoints.push_back(util::decode_utf8(size, text.c_str()));
}
for (auto& [_, binding] : bindings.getAll()) {
if (!binding.enabled) {
binding.state = false;
continue;
}
binding.justChanged = false;
bool newstate = false;
switch (binding.type) {
case InputType::KEYBOARD:
newstate = pressed(static_cast<Keycode>(binding.code));
break;
case InputType::MOUSE:
newstate = clicked(static_cast<Mousecode>(binding.code));
break;
}
if (newstate) {
if (!binding.state) {
binding.state = true;
binding.justChanged = true;
binding.onactived.notify();
}
} else {
if (binding.state) {
binding.state = false;
binding.justChanged = true;
}
}
}
}
const char* SDLInput::getClipboardText() const {
return SDL_GetClipboardText();
}
void SDLInput::setClipboardText(const char* text) {
SDL_SetClipboardText(text);
}
void SDLInput::startTextInput() {
SDL_StartTextInput(window.getSdlWindow());
}
void SDLInput::stopTextInput() {
SDL_StopTextInput(window.getSdlWindow());
}
int SDLInput::getScroll() {
return scroll;
}
bool SDLInput::pressed(Keycode key) const {
int keycode = static_cast<int>(key);
if (keycode < 0 || keycode >= keys_buffer_size) {
return false;
}
return keys[keycode];
}
bool SDLInput::jpressed(Keycode keycode) const {
return pressed(keycode) &&
frames[static_cast<int>(keycode)] == currentFrame;
}
bool SDLInput::clicked(Mousecode code) const {
return pressed(
static_cast<Keycode>(mouse_keys_offset + static_cast<int>(code))
);
}
bool SDLInput::jclicked(Mousecode code) const {
return clicked(code) &&
frames[static_cast<int>(code) + mouse_keys_offset] == currentFrame;
}
CursorState SDLInput::getCursor() const {
return {isCursorLocked(), cursor, delta};
}
bool SDLInput::isCursorLocked() const {
return cursorLocked;
}
void SDLInput::toggleCursor() {
cursorDrag = false;
cursorLocked = !cursorLocked;
SDL_SetWindowRelativeMouseMode(window.getSdlWindow(), cursorLocked);
}
Bindings& SDLInput::getBindings() {
return bindings;
}
const Bindings& SDLInput::getBindings() const {
return bindings;
}
ObserverHandler SDLInput::addKeyCallback(Keycode key, KeyCallback callback) {
return keyCallbacks[key].add(std::move(callback));
}
const std::vector<Keycode>& SDLInput::getPressedKeys() const {
return pressedKeys;
}
const std::vector<std::uint32_t>& SDLInput::getCodepoints() const {
return codepoints;
}

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#include <SDL3/SDL_keycode.h>
#include "window/Window.hpp"
#include "window/input.hpp"
class SDLWindow;
class SDLInput final : public Input {
public:
inline static constexpr short mouse_keys_offset = 512;
inline static constexpr short keys_buffer_size =
mouse_keys_offset + sizeof(mousecodes_all) / sizeof(mousecodes_all[0]);
SDLInput(SDLWindow& window);
void pollEvents() override;
const char* getClipboardText() const override;
void setClipboardText(const char* str) override;
void startTextInput() override;
void stopTextInput() override;
int getScroll() override;
bool pressed(Keycode keycode) const override;
bool jpressed(Keycode keycode) const override;
bool clicked(Mousecode mousecode) const override;
bool jclicked(Mousecode mousecode) const override;
CursorState getCursor() const override;
bool isCursorLocked() const override;
void toggleCursor() override;
Bindings& getBindings() override;
const Bindings& getBindings() const override;
ObserverHandler addKeyCallback(Keycode key, KeyCallback callback) override;
const std::vector<Keycode>& getPressedKeys() const override;
const std::vector<std::uint32_t>& getCodepoints() const override;
private:
glm::vec2 delta;
glm::vec2 cursor;
std::int32_t scroll = 0;
std::uint32_t currentFrame = 0;
std::uint32_t frames[keys_buffer_size] {};
bool keys[keys_buffer_size] {};
bool cursorLocked = false;
bool cursorDrag = false;
Bindings bindings;
std::vector<std::uint32_t> codepoints;
std::vector<Keycode> pressedKeys;
std::unordered_map<Keycode, util::HandlersList<>> keyCallbacks;
SDLWindow& window;
};

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#include "window/detail/SDLWindow.hpp"
#include <GL/glew.h>
#include <SDL3/SDL.h>
#include <SDL3/SDL_error.h>
#include <SDL3/SDL_mouse.h>
#include <SDL3/SDL_render.h>
#include <SDL3/SDL_surface.h>
#include <SDL3/SDL_timer.h>
#include <SDL3/SDL_version.h>
#include <SDL3/SDL_video.h>
#include <memory>
#include <string>
#include <unordered_set>
#include "debug/Logger.hpp"
#include "graphics/core/ImageData.hpp"
#include "graphics/core/Texture.hpp"
#include "settings.hpp"
#include "util/platform.hpp"
#include "window/Window.hpp"
#include "window/detail/SDLInput.hpp"
static debug::Logger logger("window");
static std::unordered_set<std::string> supported_gl_extensions;
static void init_gl_extensions_list() {
GLint numExtensions = 0;
glGetIntegerv(GL_NUM_EXTENSIONS, &numExtensions);
for (GLint i = 0; i < numExtensions; ++i) {
const char *ext =
reinterpret_cast<const char *>(glGetStringi(GL_EXTENSIONS, i));
if (ext) {
supported_gl_extensions.insert(ext);
}
}
}
static bool is_gl_extension_supported(const char *extension) {
if (!extension || !*extension) {
return false;
}
return supported_gl_extensions.find(extension) !=
supported_gl_extensions.end();
}
static const char *gl_error_name(int error) {
switch (error) {
case GL_DEBUG_TYPE_ERROR:
return "ERROR";
case GL_DEBUG_TYPE_DEPRECATED_BEHAVIOR:
return "DEPRECATED_BEHAVIOR";
case GL_DEBUG_TYPE_UNDEFINED_BEHAVIOR:
return "UNDEFINED_BEHAVIOR";
case GL_DEBUG_TYPE_PORTABILITY:
return "PORTABILITY";
case GL_DEBUG_TYPE_PERFORMANCE:
return "PERFORMANCE";
case GL_DEBUG_TYPE_OTHER:
return "OTHER";
}
return "UNKNOWN";
}
static const char *gl_severity_name(int severity) {
switch (severity) {
case GL_DEBUG_SEVERITY_LOW:
return "LOW";
case GL_DEBUG_SEVERITY_MEDIUM:
return "MEDIUM";
case GL_DEBUG_SEVERITY_HIGH:
return "HIGH";
case GL_DEBUG_SEVERITY_NOTIFICATION:
return "NOTIFICATION";
}
return "UNKNOWN";
}
static void GLAPIENTRY gl_message_callback(
GLenum source,
GLenum type,
GLuint id,
GLenum severity,
GLsizei length,
const GLchar *message,
const void *userParam
) {
if (severity == GL_DEBUG_SEVERITY_NOTIFICATION) {
return;
}
if (!ENGINE_DEBUG_BUILD && severity != GL_DEBUG_SEVERITY_HIGH) {
return;
}
logger.warning() << "GL:" << gl_error_name(type) << ":"
<< gl_severity_name(severity) << ": " << message;
}
static bool initialize_gl(int width, int height) {
glewExperimental = GL_TRUE;
GLenum glewErr = glewInit();
if (glewErr != GLEW_OK) {
if (glewErr == GLEW_ERROR_NO_GLX_DISPLAY) {
// see issue #240
logger.warning()
<< "glewInit() returned GLEW_ERROR_NO_GLX_DISPLAY; ignored";
} else {
logger.error() << "failed to initialize GLEW:\n"
<< glewGetErrorString(glewErr);
return false;
}
}
init_gl_extensions_list();
#ifndef __APPLE__
if (is_gl_extension_supported("GL_KHR_debug")) {
glEnable(GL_DEBUG_OUTPUT);
glDebugMessageCallback(gl_message_callback, nullptr);
}
#endif
glViewport(0, 0, width, height);
glClearColor(0.0f, 0.0f, 0.0f, 1);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
GLint maxTextureSize[1] {static_cast<GLint>(Texture::MAX_RESOLUTION)};
glGetIntegerv(GL_MAX_TEXTURE_SIZE, maxTextureSize);
if (maxTextureSize[0] > 0) {
Texture::MAX_RESOLUTION = maxTextureSize[0];
logger.info() << "max texture size is " << Texture::MAX_RESOLUTION;
}
const GLubyte *vendor = glGetString(GL_VENDOR);
const GLubyte *renderer = glGetString(GL_RENDERER);
logger.info() << "GL Vendor: " << reinterpret_cast<const char *>(vendor);
logger.info() << "GL Renderer: "
<< reinterpret_cast<const char *>(renderer);
logger.info() << "SDL: " << SDL_GetVersion();
return true;
}
SDLWindow::SDLWindow(DisplaySettings *settings, std::string title) noexcept {
if (!SDL_Init(SDL_INIT_VIDEO | SDL_INIT_EVENTS)) {
logger.error() << "failed to initialize SDL: " << SDL_GetError();
isSuccessfull = false;
return;
}
SDL_WindowFlags flags = SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE;
if (settings->windowMode.get() ==
static_cast<int>(WindowMode::FULLSCREEN)) {
flags |= SDL_WINDOW_FULLSCREEN;
}
window = SDL_CreateWindow(
title.c_str(), settings->width.get(), settings->height.get(), flags
);
if (!window) {
logger.error() << "failed to create SDL Window: " << SDL_GetError();
isSuccessfull = false;
return;
}
int width = 0;
int height = 0;
if (!SDL_GetWindowSize(window, &width, &height)) {
logger.error() << "failed to get window size: " << SDL_GetError();
isSuccessfull = false;
return;
}
size = {width, height};
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 3);
#ifdef __APPLE__
SDL_GL_SetAttribute(
SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE
);
SDL_GL_SetAttribute(
SDL_GL_CONTEXT_FLAGS, SDL_GL_CONTEXT_FORWARD_COMPATIBLE_FLAG
);
#endif
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, settings->samples.get());
SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, 8);
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 16);
SDL_GL_SetAttribute(SDL_GL_BUFFER_SIZE, 32);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
context = SDL_GL_CreateContext(window);
if (!context) {
logger.error() << "failed to create GL context: " << SDL_GetError();
isSuccessfull = false;
return;
}
if (!initialize_gl(width, height)) {
logger.error() << "failed to init GL: " << SDL_GetError();
return;
}
if (!SDL_GL_SetSwapInterval(1)) {
logger.error() << "failed to set vsync: " << SDL_GetError();
isSuccessfull = false;
return;
}
renderer = SDL_CreateRenderer(window, "vc_main");
float scale = SDL_GetDisplayContentScale(SDL_GetPrimaryDisplay());
logger.info() << "monitor content scale: " << scale;
}
SDLWindow::~SDLWindow() {
if (window) {
SDL_DestroyWindow(window);
}
if (context) {
if (!SDL_GL_DestroyContext(context)) {
logger.error() << "Cant destroy gl context: " << SDL_GetError();
}
}
}
void SDLWindow::swapBuffers() noexcept {
if (framerate > 0) {
auto elapsedTime = time() - prevSwap;
auto frameTime = 1.0 / framerate;
if (elapsedTime < frameTime) {
platform::sleep(
static_cast<size_t>((frameTime - elapsedTime) * 1000)
);
}
prevSwap = time();
}
if (!SDL_GL_SwapWindow(window)) [[unlikely]] { // C++20 needed
logger.error() << "Cant swap buffer: " << SDL_GetError();
}
resetScissor();
}
bool SDLWindow::isMaximized() const {
return (SDL_GetWindowFlags(window) & SDL_WINDOW_MAXIMIZED) != 0;
}
bool SDLWindow::isFocused() const {
Uint32 flags = SDL_GetWindowFlags(window);
return (flags & SDL_WINDOW_INPUT_FOCUS) != 0 ||
(flags & SDL_WINDOW_MOUSE_FOCUS) != 0;
}
bool SDLWindow::isIconified() const {
return (SDL_GetWindowFlags(window) & SDL_WINDOW_MINIMIZED) != 0;
}
bool SDLWindow::isShouldClose() const {
return toClose;
}
void SDLWindow::setShouldClose(bool flag) {
toClose = flag;
}
void SDLWindow::setCursor(CursorShape shape) {
// so it method called each frame, we always recreate cursor.
// Refactor it
if (cursor) {
SDL_DestroyCursor(cursor);
cursor = nullptr;
}
switch (shape) {
case CursorShape::ARROW:
cursor = SDL_CreateSystemCursor(
SDL_SystemCursor::SDL_SYSTEM_CURSOR_DEFAULT
);
break;
case CursorShape::TEXT:
cursor = SDL_CreateSystemCursor(
SDL_SystemCursor::SDL_SYSTEM_CURSOR_TEXT
);
break;
case CursorShape::CROSSHAIR:
cursor = SDL_CreateSystemCursor(
SDL_SystemCursor::SDL_SYSTEM_CURSOR_CROSSHAIR
);
break;
case CursorShape::POINTER:
cursor = SDL_CreateSystemCursor(
SDL_SystemCursor::SDL_SYSTEM_CURSOR_POINTER
);
break;
case CursorShape::EW_RESIZE:
cursor = SDL_CreateSystemCursor(
SDL_SystemCursor::SDL_SYSTEM_CURSOR_EW_RESIZE
);
break;
case CursorShape::NS_RESIZE:
cursor = SDL_CreateSystemCursor(
SDL_SystemCursor::SDL_SYSTEM_CURSOR_NS_RESIZE
);
break;
case CursorShape::NWSE_RESIZE:
cursor = SDL_CreateSystemCursor(
SDL_SystemCursor::SDL_SYSTEM_CURSOR_NWSE_RESIZE
);
break;
case CursorShape::NESW_RESIZE:
cursor = SDL_CreateSystemCursor(
SDL_SystemCursor::SDL_SYSTEM_CURSOR_NESW_RESIZE
);
break;
case CursorShape::ALL_RESIZE:
// ??
cursor = SDL_CreateSystemCursor(
SDL_SystemCursor::SDL_SYSTEM_CURSOR_NWSE_RESIZE
);
break;
case CursorShape::NOT_ALLOWED:
cursor = SDL_CreateSystemCursor(
SDL_SystemCursor::SDL_SYSTEM_CURSOR_NOT_ALLOWED
);
break;
}
if (cursor) {
SDL_SetCursor(cursor);
}
}
void SDLWindow::setMode(WindowMode mode) {
// WindowMode::WINDOWED by default have the next options as disbled
if (!SDL_SetWindowFullscreen(window, mode == WindowMode::FULLSCREEN)) {
logger.error() << "Cant toggle fullscreen window: " << SDL_GetError();
}
if (!SDL_SetWindowBordered(window, mode == WindowMode::BORDERLESS)) {
logger.error() << "Cant toggle bordered window: " << SDL_GetError();
}
this->mode = mode;
}
WindowMode SDLWindow::getMode() const {
return mode;
}
void SDLWindow::setIcon(const ImageData *image) {
if (image == nullptr) {
logger.error() << "Image is nullptr";
return;
}
SDL_Surface *iconSurface = SDL_CreateSurface(
image->getWidth(), image->getHeight(), SDL_PIXELFORMAT_RGBA32
);
if (!iconSurface) {
logger.error() << "Failed to create surface for app icon: "
<< SDL_GetError();
return;
}
memcpy(
iconSurface->pixels,
image->getData(),
image->getWidth() * image->getHeight() * 4
);
if (!SDL_SetWindowIcon(window, iconSurface)) {
logger.error() << "Failed to set icon: " << SDL_GetError();
}
SDL_DestroySurface(iconSurface);
}
void SDLWindow::pushScissor(glm::vec4 area) {
if (scissorStack.empty()) {
glEnable(GL_SCISSOR_TEST);
}
scissorStack.push(scissorArea);
area.z += glm::ceil(area.x);
area.w += glm::ceil(area.y);
area.x = glm::max(area.x, scissorArea.x);
area.y = glm::max(area.y, scissorArea.y);
area.z = glm::min(area.z, scissorArea.z);
area.w = glm::min(area.w, scissorArea.w);
if (area.z < 0.0f || area.w < 0.0f) {
glScissor(0, 0, 0, 0);
} else {
glScissor(
area.x,
size.y - area.w,
std::max(0, static_cast<int>(glm::ceil(area.z - area.x))),
std::max(0, static_cast<int>(glm::ceil(area.w - area.y)))
);
}
scissorArea = area;
}
void SDLWindow::resetScissor() {
scissorArea = glm::vec4(0.0f, 0.0f, size.x, size.y);
scissorStack = std::stack<glm::vec4>();
glDisable(GL_SCISSOR_TEST);
}
void SDLWindow::popScissor() {
if (scissorStack.empty()) {
logger.warning() << "extra Window::popScissor call";
return;
}
glm::vec4 area = scissorStack.top();
scissorStack.pop();
if (area.z < 0.0f || area.w < 0.0f) {
glScissor(0, 0, 0, 0);
} else {
glScissor(
area.x,
size.y - area.w,
std::max(0, static_cast<int>(area.z - area.x)),
std::max(0, static_cast<int>(area.w - area.y))
);
}
if (scissorStack.empty()) {
glDisable(GL_SCISSOR_TEST);
}
scissorArea = area;
}
double SDLWindow::time() {
return static_cast<double>(SDL_GetTicksNS()) / 1'000'000'000;
}
void SDLWindow::setFramerate(int framerate) {
if (!SDL_GL_SetSwapInterval(framerate == -1)) {
logger.error() << "Failed to set framerate: " << SDL_GetError();
}
this->framerate = framerate;
}
// todo: move somewhere
// Possible do with SDL_RenderReadPixels
std::unique_ptr<ImageData> SDLWindow::takeScreenshot() {
glBindFramebuffer(GL_FRAMEBUFFER, 0);
auto data = std::make_unique<ubyte[]>(size.x * size.y * 3);
glPixelStorei(GL_PACK_ALIGNMENT, 1);
glReadPixels(0, 0, size.x, size.y, GL_RGB, GL_UNSIGNED_BYTE, data.get());
return std::make_unique<ImageData>(
ImageFormat::rgb888, size.x, size.y, data.release()
);
}
[[nodiscard]] bool SDLWindow::isValid() const {
return isSuccessfull;
}
[[nodiscard]] SDL_Window *SDLWindow::getSdlWindow() const {
return window;
}
std::tuple<std::unique_ptr<Window>, std::unique_ptr<Input>> Window::initialize(
DisplaySettings *settings, std::string title
) {
auto window = std::make_unique<SDLWindow>(settings, title);
if (!window->isValid()) {
return {nullptr, nullptr};
}
auto input = std::make_unique<SDLInput>(*window);
return {std::move(window), std::move(input)};
}
void display::clear() {
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
}
void display::clearDepth() {
glClear(GL_DEPTH_BUFFER_BIT);
}
void display::setBgColor(glm::vec3 color) {
glClearColor(color.r, color.g, color.b, 1.0f);
}
void display::setBgColor(glm::vec4 color) {
glClearColor(color.r, color.g, color.b, color.a);
}

60
src/window/detail/SDLWindow.hpp Normal file
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@ -0,0 +1,60 @@
#include <SDL3/SDL_render.h>
#include <SDL3/SDL_video.h>
#include <stack>
#include "window/Window.hpp"
class SDLWindow final : public Window {
public:
SDLWindow(DisplaySettings *settings, std::string title) noexcept;
~SDLWindow();
SDLWindow(const SDLWindow &) = delete;
SDLWindow(SDLWindow &&) = default;
SDLWindow &operator=(const SDLWindow &) = delete;
SDLWindow &operator=(SDLWindow &&) = default;
void swapBuffers() noexcept override;
bool isMaximized() const override;
bool isFocused() const override;
bool isIconified() const override;
bool isShouldClose() const override;
void setShouldClose(bool flag) override;
void setCursor(CursorShape shape) override;
void setMode(WindowMode mode) override;
WindowMode getMode() const override;
void setIcon(const ImageData *image) override;
void pushScissor(glm::vec4 area) override;
void popScissor() override;
void resetScissor() override;
double time() override;
void setFramerate(int framerate) override;
// todo: move somewhere
std::unique_ptr<ImageData> takeScreenshot() override;
[[nodiscard]] bool isValid() const override;
[[nodiscard]] SDL_Window *getSdlWindow() const;
private:
bool isSuccessfull = true;
bool toClose = false;
bool fullscreen = false;
double framerate = -1;
double prevSwap = 0.0;
SDL_Window *window = nullptr;
SDL_Renderer *renderer = nullptr;
SDL_Cursor *cursor = nullptr;
SDL_GLContext context = nullptr;
std::stack<glm::vec4> scissorStack;
glm::vec4 scissorArea {};
};

214
src/window/input.cpp
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@ -1,76 +1,11 @@
#include "input.hpp"
#include "window/input.hpp"
#include "coders/toml.hpp"
#include "debug/Logger.hpp"
#include "util/stringutil.hpp"
#include "data/dv.hpp"
#include <GLFW/glfw3.h>
#include <unordered_map>
#ifdef _WIN32
#include <windows.h>
#endif // _WIN32
static debug::Logger logger("input");
static std::unordered_map<std::string, int> keycodes {
{"enter", GLFW_KEY_ENTER},
{"space", GLFW_KEY_SPACE},
{"backspace", GLFW_KEY_BACKSPACE},
{"caps-lock", GLFW_KEY_CAPS_LOCK},
{"escape", GLFW_KEY_ESCAPE},
{"delete", GLFW_KEY_DELETE},
{"home", GLFW_KEY_HOME},
{"end", GLFW_KEY_END},
{"tab", GLFW_KEY_TAB},
{"insert", GLFW_KEY_INSERT},
{"page-down", GLFW_KEY_PAGE_DOWN},
{"page-up", GLFW_KEY_PAGE_UP},
{"left-shift", GLFW_KEY_LEFT_SHIFT},
{"right-shift", GLFW_KEY_RIGHT_SHIFT},
{"left-ctrl", GLFW_KEY_LEFT_CONTROL},
{"right-ctrl", GLFW_KEY_RIGHT_CONTROL},
{"left-alt", GLFW_KEY_LEFT_ALT},
{"right-alt", GLFW_KEY_RIGHT_ALT},
{"left-super", GLFW_KEY_LEFT_SUPER},
{"right-super", GLFW_KEY_RIGHT_SUPER},
{"grave-accent", GLFW_KEY_GRAVE_ACCENT},
{"left", GLFW_KEY_LEFT},
{"right", GLFW_KEY_RIGHT},
{"down", GLFW_KEY_DOWN},
{"up", GLFW_KEY_UP},
};
static std::unordered_map<std::string, int> mousecodes {
{"left", GLFW_MOUSE_BUTTON_1},
{"right", GLFW_MOUSE_BUTTON_2},
{"middle", GLFW_MOUSE_BUTTON_3},
{"side1", GLFW_MOUSE_BUTTON_4},
{"side2", GLFW_MOUSE_BUTTON_5},
{"side3", GLFW_MOUSE_BUTTON_6},
{"side4", GLFW_MOUSE_BUTTON_7},
{"side5", GLFW_MOUSE_BUTTON_8},
};
static std::unordered_map<int, std::string> keynames {};
static std::unordered_map<int, std::string> buttonsnames{};
std::string input_util::get_name(Mousecode code) {
const auto found = buttonsnames.find(static_cast<int>(code));
if (found == buttonsnames.end()) {
return "unknown";
}
return found->second;
}
std::string input_util::get_name(Keycode code) {
const auto found = keynames.find(static_cast<int>(code));
if (found == keynames.end()) {
return "unknown";
}
return found->second;
}
debug::Logger logger("input");
void Binding::reset(InputType type, int code) {
this->type = type;
@ -85,133 +20,6 @@ void Binding::reset(Mousecode code) {
reset(InputType::MOUSE, static_cast<int>(code));
}
void input_util::initialize() {
for (int i = 0; i <= 9; i++) {
keycodes[std::to_string(i)] = GLFW_KEY_0 + i;
}
for (int i = 0; i < 25; i++) {
keycodes["f" + std::to_string(i + 1)] = GLFW_KEY_F1 + i;
}
for (char i = 'a'; i <= 'z'; i++) {
keycodes[std::string({i})] = GLFW_KEY_A - 'a' + i;
}
for (const auto& entry : keycodes) {
keynames[entry.second] = entry.first;
}
for (const auto& entry : mousecodes) {
buttonsnames[entry.second] = entry.first;
}
}
Keycode input_util::keycode_from(const std::string& name) {
const auto& found = keycodes.find(name);
if (found == keycodes.end()) {
return Keycode::UNKNOWN;
}
return static_cast<Keycode>(found->second);
}
Mousecode input_util::mousecode_from(const std::string& name) {
const auto& found = mousecodes.find(name);
if (found == mousecodes.end()) {
return Mousecode::UNKNOWN;
}
return static_cast<Mousecode>(found->second);
}
std::string input_util::to_string(Keycode code) {
int icode_repr = static_cast<int>(code);
const char* name =
glfwGetKeyName(icode_repr, glfwGetKeyScancode(icode_repr));
if (name == nullptr) {
switch (icode_repr) {
case GLFW_KEY_TAB:
return "Tab";
case GLFW_KEY_LEFT_CONTROL:
return "Left Ctrl";
case GLFW_KEY_RIGHT_CONTROL:
return "Right Ctrl";
case GLFW_KEY_LEFT_ALT:
return "Left Alt";
case GLFW_KEY_RIGHT_ALT:
return "Right Alt";
case GLFW_KEY_LEFT_SHIFT:
return "Left Shift";
case GLFW_KEY_RIGHT_SHIFT:
return "Right Shift";
case GLFW_KEY_CAPS_LOCK:
return "Caps-Lock";
case GLFW_KEY_SPACE:
return "Space";
case GLFW_KEY_ESCAPE:
return "Esc";
case GLFW_KEY_ENTER:
return "Enter";
case GLFW_KEY_UP:
return "Up";
case GLFW_KEY_DOWN:
return "Down";
case GLFW_KEY_LEFT:
return "Left";
case GLFW_KEY_RIGHT:
return "Right";
case GLFW_KEY_BACKSPACE:
return "Backspace";
case GLFW_KEY_F1:
return "F1";
case GLFW_KEY_F2:
return "F2";
case GLFW_KEY_F3:
return "F3";
case GLFW_KEY_F4:
return "F4";
case GLFW_KEY_F5:
return "F5";
case GLFW_KEY_F6:
return "F6";
case GLFW_KEY_F7:
return "F7";
case GLFW_KEY_F8:
return "F8";
case GLFW_KEY_F9:
return "F9";
case GLFW_KEY_F10:
return "F10";
case GLFW_KEY_F11:
return "F11";
case GLFW_KEY_F12:
return "F12";
case GLFW_KEY_DELETE:
return "Delete";
case GLFW_KEY_HOME:
return "Home";
case GLFW_KEY_END:
return "End";
case GLFW_KEY_LEFT_SUPER:
return "Left Super";
case GLFW_KEY_RIGHT_SUPER:
return "Right Super";
case GLFW_KEY_PAGE_UP:
return "Page Up";
case GLFW_KEY_PAGE_DOWN:
return "Page Down";
case GLFW_KEY_INSERT:
return "Insert";
case GLFW_KEY_PRINT_SCREEN:
return "Print Screen";
case GLFW_KEY_NUM_LOCK:
return "Num Lock";
case GLFW_KEY_MENU:
return "Menu";
case GLFW_KEY_PAUSE:
return "Pause";
default:
return "Unknown";
}
}
return std::string(name);
}
std::string input_util::to_string(Mousecode code) {
switch (code) {
case Mousecode::BUTTON_1:
@ -222,11 +30,10 @@ std::string input_util::to_string(Mousecode code) {
return "MMB";
case Mousecode::BUTTON_4:
case Mousecode::BUTTON_5:
case Mousecode::BUTTON_6:
case Mousecode::BUTTON_7:
case Mousecode::BUTTON_8:
return "XButton " + std::to_string(static_cast<int>(code) -
static_cast<int>(Mousecode::BUTTON_3));
return "XButton " + std::to_string(
static_cast<int>(code) -
static_cast<int>(Mousecode::BUTTON_3)
);
default:
return "unknown button";
}
@ -260,9 +67,8 @@ void Bindings::read(const dv::value& map, BindType bindType) {
type = InputType::MOUSE;
code = static_cast<int>(input_util::mousecode_from(codename));
} else {
logger.error()
<< "unknown input type: " << prefix << " (binding "
<< util::quote(key) << ")";
logger.error() << "unknown input type: " << prefix
<< " (binding " << util::quote(key) << ")";
continue;
}
if (bindType == BindType::BIND) {
@ -274,8 +80,6 @@ void Bindings::read(const dv::value& map, BindType bindType) {
}
}
#include "coders/toml.hpp"
std::string Bindings::write() const {
auto obj = dv::object();
for (auto& entry : bindings) {

221
src/window/input.hpp
View file

@ -1,7 +1,8 @@
#pragma once
#include <string>
#include <cstdint>
#include <glm/vec2.hpp>
#include <string>
#include "util/HandlersList.hpp"
@ -9,130 +10,121 @@ namespace dv {
class value;
}
enum class BindType {
BIND = 0,
REBIND = 1
};
enum class BindType { BIND = 0, REBIND = 1 };
/// @brief Represents glfw3 keycode values.
enum class Keycode : int {
SPACE = 32,
APOSTROPHE = 39,
COMMA = 44,
/// @brief Represents sdl scancode values.
enum class Keycode : std::int32_t {
SPACE = 44,
APOSTROPHE = 52,
COMMA = 54,
MINUS = 45,
PERIOD = 46,
SLASH = 47,
NUM_0 = 48,
NUM_1 = 49,
NUM_2 = 50,
NUM_3 = 51,
NUM_4 = 52,
NUM_5 = 53,
NUM_6 = 54,
NUM_7 = 55,
NUM_8 = 56,
NUM_9 = 57,
SEMICOLON = 59,
EQUAL = 61,
A = 65,
B = 66,
C = 67,
D = 68,
E = 69,
F = 70,
G = 71,
H = 72,
I = 73,
J = 74,
K = 75,
L = 76,
M = 77,
N = 78,
O = 79,
P = 80,
Q = 81,
R = 82,
S = 83,
T = 84,
U = 85,
V = 86,
W = 87,
X = 88,
Y = 89,
Z = 90,
LEFT_BRACKET = 91,
BACKSLASH = 92,
RIGHT_BRACKET = 93,
GRAVE_ACCENT = 96,
ESCAPE = 256,
ENTER = 257,
TAB = 258,
BACKSPACE = 259,
INSERT = 260,
DELETE = 261,
LEFT = 263,
RIGHT = 262,
DOWN = 264,
UP = 265,
PAGE_UP = 266,
PAGE_DOWN = 267,
HOME = 268,
END = 269,
CAPS_LOCK = 280,
NUM_LOCK = 282,
PRINT_SCREEN = 283,
PAUSE = 284,
F1 = 290,
F2 = 291,
F3 = 292,
F4 = 293,
F5 = 294,
F6 = 295,
F7 = 296,
F8 = 297,
F9 = 298,
F10 = 299,
F11 = 300,
F12 = 301,
LEFT_SHIFT = 340,
LEFT_CONTROL = 341,
LEFT_ALT = 342,
LEFT_SUPER = 343,
RIGHT_SHIFT = 344,
RIGHT_CONTROL = 345,
RIGHT_ALT = 346,
RIGHT_SUPER = 347,
MENU = 348,
UNKNOWN = -1
PERIOD = 55,
SLASH = 56,
NUM_0 = 39,
NUM_1 = 30,
NUM_2,
NUM_3,
NUM_4,
NUM_5,
NUM_6,
NUM_7,
NUM_8,
NUM_9,
SEMICOLON = 51,
EQUAL = 46,
A = 4,
B,
C,
D,
E,
F,
G,
H,
I,
J,
K,
L,
M,
N,
O,
P,
Q,
R,
S,
T,
U,
V,
W,
X,
Y,
Z,
LEFT_BRACKET = 47,
BACKSLASH = 49,
RIGHT_BRACKET = 48,
GRAVE_ACCENT = 53,
ESCAPE = 41,
ENTER = 40,
TAB = 43,
BACKSPACE = 42,
INSERT = 73,
DELETE = 76,
LEFT = 80,
RIGHT = 79,
DOWN = 81,
UP = 82,
PAGE_UP = 75,
PAGE_DOWN = 78,
HOME = 74,
END = 77,
CAPS_LOCK = 57,
NUM_LOCK = 83,
PRINT_SCREEN = 70,
PAUSE = 72,
F1 = 58,
F2,
F3,
F4,
F5,
F6,
F7,
F8,
F9,
F10,
F11,
F12,
LEFT_SHIFT = 225,
LEFT_CONTROL = 224,
LEFT_ALT = 226,
LEFT_SUPER = 227,
RIGHT_SHIFT = 229,
RIGHT_CONTROL = 228,
RIGHT_ALT = 230,
RIGHT_SUPER = 231,
MENU = 118,
UNKNOWN = 0
};
/// @brief Represents glfw3 mouse button IDs.
/// @details There is a subset of glfw3 mouse button IDs.
/// @brief Represents sdl mouse button IDs.
/// @details There is a subset of sdl mouse button IDs.
enum class Mousecode : int {
BUTTON_1 = 0, // Left mouse button
BUTTON_2 = 1, // Right mouse button
BUTTON_3 = 2, // Middle mouse button
BUTTON_4 = 3, // Side mouse button 1
BUTTON_5 = 4, // Side mouse button 2
BUTTON_6 = 5, // Side mouse button 3
BUTTON_7 = 6, // Side mouse button 4
BUTTON_8 = 7, // Side mouse button 5
UNKNOWN = -1,
BUTTON_1 = 1, // Left mouse button
BUTTON_2 = 2, // Right mouse button
BUTTON_3 = 3, // Middle mouse button
BUTTON_4 = 4, // Side mouse button 1
BUTTON_5 = 5, // Side mouse button 2
UNKNOWN = 0,
};
inline Mousecode MOUSECODES_ALL[] {
inline Mousecode mousecodes_all[] {
Mousecode::BUTTON_1,
Mousecode::BUTTON_2,
Mousecode::BUTTON_3,
Mousecode::BUTTON_4,
Mousecode::BUTTON_5,
Mousecode::BUTTON_6,
Mousecode::BUTTON_7,
Mousecode::BUTTON_8};
};
namespace input_util {
void initialize();
Keycode keycode_from(const std::string& name);
Mousecode mousecode_from(const std::string& name);
@ -266,6 +258,9 @@ public:
virtual const char* getClipboardText() const = 0;
virtual void setClipboardText(const char* str) = 0;
virtual void startTextInput() = 0;
virtual void stopTextInput() = 0;
virtual int getScroll() = 0;
virtual bool pressed(Keycode keycode) const = 0;
@ -283,10 +278,12 @@ public:
virtual const Bindings& getBindings() const = 0;
virtual ObserverHandler addKeyCallback(Keycode key, KeyCallback callback) = 0;
virtual ObserverHandler addKeyCallback(
Keycode key, KeyCallback callback
) = 0;
virtual const std::vector<Keycode>& getPressedKeys() const = 0;
virtual const std::vector<uint>& getCodepoints() const = 0;
virtual const std::vector<std::uint32_t>& getCodepoints() const = 0;
ObserverHandler addCallback(const std::string& name, KeyCallback callback) {
return getBindings().require(name).onactived.add(callback);

2
vcpkg.json
View file

@ -4,7 +4,7 @@
"dependencies": [
"opengl",
"openal-soft",
"glfw3",
"sdl3",
"glew",
"glm",
"libpng",