Restore console, server/client stuff.

.gitignore

@@ -92,3 +92,4 @@ assets/borrowed
 
 /archive0
 /archive1
+/archive

src/CMakeLists.txt

@@ -20,13 +20,16 @@ target_include_directories(${DUSK_TARGET_NAME}
 target_sources(${DUSK_TARGET_NAME}
   PRIVATE
     main.c
+    input.c
 )
 
 # Subdirs
 add_subdirectory(assert)
 add_subdirectory(client)
 add_subdirectory(console)
+add_subdirectory(display)
 add_subdirectory(error)
+add_subdirectory(game)
 add_subdirectory(packet)
 add_subdirectory(server)
 add_subdirectory(util)

src/client/networked/networkedclient.c

@@ -255,11 +255,11 @@ void * networkedClientThread(void *arg) {
   while(client->state == CLIENT_STATE_CONNECTED) {
     usleep(1000*1000);// Sleep for 1 second
     
-    packetPingCreate(&packet);
-    packetQueuePushOutbound(
-      &client->packetQueue,
-      &packet
-    );
+    // packetPingCreate(&packet);
+    // packetQueuePushOutbound(
+    //   &client->packetQueue,
+    //   &packet
+    // );
   }
 
   client->state = CLIENT_STATE_DISCONNECTED;

src/console/console.c

@@ -9,6 +9,7 @@
 #include "assert/assert.h"
 #include "util/memory.h"
 #include "util/string.h"
+#include "input.h"
 
 console_t CONSOLE;
 
@@ -20,6 +21,8 @@ void consoleInit() {
   CONSOLE.cmdGet = consoleRegCmd("get", cmdGet);
   CONSOLE.cmdSet = consoleRegCmd("set", cmdSet);
   consoleRegCmd("echo", cmdEcho);
+
+  consolePrint(" = Dawn Console = ");
 }
 
 consolecmd_t * consoleRegCmd(const char_t *name, consolecmdfunc_t function) {
@@ -331,37 +334,45 @@ void cmdEcho(const consolecmdexec_t *exec) {
 
 // May move these later
 void consoleUpdate() {
-  int32_t key = GetKeyPressed();
+  if(inputIsPressed(INPUT_TOGGLE_CONSOLE)) {
+    CONSOLE.open = !CONSOLE.open;
+  } else if(CONSOLE.open) {
+    switch(INPUT.keyPressed) {
+      case 0:
+        break;
 
-  switch(key) {
-    case 0:
-      break;
+      case KEY_ENTER:
+        consoleExec(CONSOLE.inputBuffer);
+        CONSOLE.inputIndex = 0;
+        CONSOLE.inputBuffer[0] = '\0';
+        break;
 
-    case KEY_ENTER:
-      consoleExec(CONSOLE.inputBuffer);
-      CONSOLE.inputIndex = 0;
-      CONSOLE.inputBuffer[0] = '\0';
-      break;
+      case KEY_BACKSPACE:
+        if(CONSOLE.inputIndex > 0) {
+          CONSOLE.inputIndex--;
+          CONSOLE.inputBuffer[CONSOLE.inputIndex] = '\0';
+        }
+        break;
 
-    case KEY_BACKSPACE:
-      if(CONSOLE.inputIndex > 0) {
-        CONSOLE.inputIndex--;
-        CONSOLE.inputBuffer[CONSOLE.inputIndex] = '\0';
-      }
-      break;
-
-    default:
-      if(key >= 32 && key <= 126 && CONSOLE.inputIndex < CONSOLE_LINE_MAX - 1) {
-        CONSOLE.inputBuffer[CONSOLE.inputIndex++] = (char_t)GetCharPressed();
-        CONSOLE.inputBuffer[CONSOLE.inputIndex] = '\0';
-      }
-      break;
+      default:
+        if(
+          INPUT.keyPressed >= 32 &&
+          INPUT.keyPressed <= 126 &&
+          CONSOLE.inputIndex < CONSOLE_LINE_MAX - 1
+        ) {
+          CONSOLE.inputBuffer[CONSOLE.inputIndex++] = INPUT.charPressed;
+          CONSOLE.inputBuffer[CONSOLE.inputIndex] = '\0';
+        }
+        break;
+    }
   }
 
   consoleProcess();
 }
 
 void consoleDraw() {
+  if(!CONSOLE.open) return;
+
   size_t i = 0;
   char_t *line;
   int32_t fontSize = 10;
@@ -371,7 +382,7 @@ void consoleDraw() {
       i++;
       continue;
     }
-    DrawText(line, 0, i*fontSize, fontSize, BLACK);
+    DrawText(line, 0, i*fontSize, fontSize, YELLOW);
     i++;
   } while(i < CONSOLE_HISTORY_MAX);
 
@@ -379,6 +390,6 @@ void consoleDraw() {
     CONSOLE.inputBuffer, 0,
     (CONSOLE_HISTORY_MAX + 1) * fontSize,
     fontSize,
-    BLACK
+    PINK
   );
 }

src/console/console.h

@@ -42,6 +42,8 @@ typedef struct {
   // May move these later
   char_t inputBuffer[CONSOLE_LINE_MAX];
   int32_t inputIndex;
+  
+  bool_t open;
 } console_t;
 
 extern console_t CONSOLE;

src/display/CMakeLists.txt

@@ -0,0 +1,12 @@
+# Copyright (c) 2025 Dominic Masters
+# 
+# This software is released under the MIT License.
+# https://opensource.org/licenses/MIT
+
+# Sources
+target_sources(${DUSK_TARGET_NAME}
+  PRIVATE
+    render.c
+)
+
+# Subdirs

src/display/render.c

@@ -0,0 +1,36 @@
+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "render.h"
+#include "game/game.h"
+#include "assert/assert.h"
+#include "console/console.h"
+
+void renderInit() {
+  // Initialize the rendering system
+  InitWindow(800, 600, "Dusk");
+}
+
+renderresult_t renderDraw() {
+  BeginDrawing();
+  ClearBackground(BLACK);
+
+  for(uint32_t i = 0; i < GAME.entityCount; i++) {
+    entityRender(&GAME.entities[i]);
+  }
+
+  consoleDraw();
+
+  EndDrawing();
+  if(WindowShouldClose()) return RENDER_EXIT;
+  return RENDER_OK;
+}
+
+
+void renderDispose() {
+  CloseWindow();
+}

src/display/render.h

@@ -0,0 +1,38 @@
+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "dusk.h"
+
+#define RENDER_FONT_SIZE 20
+
+typedef enum {
+  RENDER_OK,
+  RENDER_EXIT,
+  RENDER_ERROR
+} renderresult_t;
+
+/**
+ * Initializes the rendering system.
+ * 
+ * @return The result of the initialization.
+ */
+void renderInit();
+
+/**
+ * Initializes the rendering system.
+ * 
+ * @return The result of the initialization.
+ */
+renderresult_t renderDraw();
+
+/**
+ * Renders the game.
+ * 
+ * @return The result of the render operation.
+ */
+void renderDispose();

src/dusk.h

@@ -20,6 +20,8 @@
 #include <errno.h>
 #include <unistd.h>
 
+#include <sys/ioctl.h>
+
 typedef bool bool_t;
 typedef char char_t;
 

src/game/CMakeLists.txt

@@ -0,0 +1,13 @@
+# Copyright (c) 2025 Dominic Masters
+# 
+# This software is released under the MIT License.
+# https://opensource.org/licenses/MIT
+
+# Sources
+target_sources(${DUSK_TARGET_NAME}
+  PRIVATE
+    game.c
+)
+
+# Subdirs
+add_subdirectory(entity)

src/game/direction.h

@@ -0,0 +1,20 @@
+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+
+typedef enum {
+  DIRECTION_SOUTH = 0,
+  DIRECTION_NORTH = 1,
+  DIRECTION_EAST = 2,
+  DIRECTION_WEST = 3,
+
+  DIRECTION_DOWN = 0,
+  DIRECTION_UP = 1,
+  DIRECTION_RIGHT = 2,
+  DIRECTION_LEFT = 3,
+} direction_t;

src/game/entity/CMakeLists.txt

@@ -0,0 +1,10 @@
+# Copyright (c) 2025 Dominic Masters
+# 
+# This software is released under the MIT License.
+# https://opensource.org/licenses/MIT
+
+# Sources
+target_sources(${DUSK_TARGET_NAME}
+  PRIVATE
+    entity.c
+)

src/game/entity/entity.c

@@ -0,0 +1,78 @@
+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "entity.h"
+#include "game/game.h"
+#include "util/memory.h"
+#include "assert/assert.h"
+#include "display/render.h"
+#include "input.h"
+
+void entityInit(entity_t *entity, const entitytype_t type) {
+  memoryZero(entity, sizeof(entity_t));
+
+  entity->type = type;
+  switch(type) {
+    case ENTITY_TYPE_PLAYER:
+      break;
+    
+    default:
+      assertUnreachable("Unknown entity type.");
+      break;
+  }
+}
+
+void entityTest(entity_t *ent) {
+  if(inputIsPressed(INPUT_DOWN)) {
+    ent->direction = DIRECTION_DOWN;
+    if(ent->y < GAME.map.height - 1) ent->y++;
+  } else if(inputIsPressed(INPUT_UP)) {
+    ent->direction = DIRECTION_UP;
+    if(ent->y > 0) ent->y--;
+  } else if(inputIsPressed(INPUT_LEFT)) {
+    ent->direction = DIRECTION_LEFT;
+    if(ent->x > 0) ent->x--;
+  } else if(inputIsPressed(INPUT_RIGHT)) {
+    ent->direction = DIRECTION_RIGHT;
+    if(ent->x < GAME.map.width - 1) ent->x++;
+  }
+}
+
+void entityRender(const entity_t *ent) {
+  // Draw the entity
+  int32_t fontSize = 20;
+  char_t str[1];
+  switch(ent->direction) {
+    case DIRECTION_NORTH:
+      str[0] = '^';
+      break;
+    case DIRECTION_EAST:
+      str[0] = '>';
+      break;
+    case DIRECTION_SOUTH:
+      str[0] = 'v';
+      break;
+    case DIRECTION_WEST:
+      str[0] = '<';
+      break;
+    default:
+      assertUnreachable("Invalid entity direction.");
+      break;
+  }
+
+  DrawTextEx(
+    GetFontDefault(),
+    str,
+    (struct Vector2){
+      ent->x * RENDER_FONT_SIZE,
+      ent->y * RENDER_FONT_SIZE
+    },
+    RENDER_FONT_SIZE,
+    (float)(RENDER_FONT_SIZE / 10),
+    WHITE
+  );
+}

src/game/entity/entity.h

@@ -0,0 +1,39 @@
+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "dusk.h"
+#include "game/direction.h"
+
+typedef enum {
+  ENTITY_TYPE_NULL = 0,
+  ENTITY_TYPE_PLAYER,
+} entitytype_t;
+
+
+typedef struct {
+  entitytype_t type;
+  uint8_t x, y;
+  direction_t direction;
+} entity_t;
+
+/**
+ * Initializes a given entity.
+ * 
+ * @param entity The entity to initialize.
+ * @param type The type of the entity.
+ */
+void entityInit(entity_t *entity, const entitytype_t type);
+
+void entityTest(entity_t *entity);
+
+/**
+ * Renders a given entity.
+ * 
+ * @param entity The entity to render.
+ */
+void entityRender(const entity_t *entity);

src/game/game.c

@@ -0,0 +1,18 @@
+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "game.h"
+#include "util/memory.h"
+
+game_t GAME;
+
+void gameInit(void) {
+  memoryZero(&GAME, sizeof(game_t));
+
+  GAME.map.width = 10;
+  GAME.map.height = 10;
+}

src/game/game.h

@@ -0,0 +1,25 @@
+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "game/entity/entity.h"
+#include "game/map/map.h"
+
+#define GAME_ENTITIES_MAX 256
+
+typedef struct {
+  entity_t entities[GAME_ENTITIES_MAX];
+  uint32_t entityCount;
+  map_t map;
+} game_t;
+
+extern game_t GAME;
+
+/**
+ * Initializes the game.
+ */
+void gameInit(void);

src/game/map/map.h

@@ -0,0 +1,14 @@
+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "dusk.h"
+
+typedef struct {
+  void *nothing;
+  uint8_t width, height;
+} map_t;

src/input.c

@@ -0,0 +1,79 @@
+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "input.h"
+#include "util/memory.h"
+#include "assert/assert.h"
+
+inputbindmap_t INPUT_BIND_MAPS[] = {
+  { KEY_W, INPUT_UP },
+  { KEY_S, INPUT_DOWN },
+  { KEY_A, INPUT_LEFT },
+  { KEY_D, INPUT_RIGHT },
+  { KEY_ENTER, INPUT_ACCEPT },
+  { KEY_ESCAPE, INPUT_CANCEL },
+  { KEY_UP, INPUT_UP },
+  { KEY_DOWN, INPUT_DOWN },
+  { KEY_LEFT, INPUT_LEFT },
+  { KEY_RIGHT, INPUT_RIGHT },
+  { KEY_GRAVE, INPUT_TOGGLE_CONSOLE }
+};
+
+#define INPUT_BIND_MAP_COUNT (sizeof(INPUT_BIND_MAPS) / sizeof(inputbindmap_t))
+
+input_t INPUT;
+
+void inputInit(void) {
+  memoryZero(&INPUT, sizeof(input_t));
+}
+
+void inputUpdate(void) {
+  memoryCopy(
+    INPUT.previous,
+    INPUT.current,
+    sizeof(INPUT.previous)
+  );
+
+  memoryZero(
+    INPUT.current,
+    sizeof(INPUT.current)
+  );
+
+  for(uint32_t i = 0; i < INPUT_BIND_MAP_COUNT; i++) {
+    const inputbindmap_t *map = &INPUT_BIND_MAPS[i];
+    if(IsKeyDown(map->key)) INPUT.current[map->bind] = true;
+  }
+
+  INPUT.keyPressed = GetKeyPressed();
+  INPUT.charPressed = GetCharPressed();
+}
+
+bool_t inputIsDown(const inputbind_t input) {
+  assertTrue(input < INPUT_BIND_COUNT, "Input out of range");
+  return INPUT.current[input];
+}
+
+bool_t inputIsUp(const inputbind_t input) {
+  return !inputIsDown(input);
+}
+
+bool_t inputWasDown(const inputbind_t input) {
+  assertTrue(input < INPUT_BIND_COUNT, "Input out of range");
+  return INPUT.previous[input];
+}
+
+bool_t inputWasUp(const inputbind_t input) {
+  return !inputWasDown(input);
+}
+
+bool_t inputIsPressed(const inputbind_t input) {
+  return inputIsDown(input) && inputWasUp(input);
+}
+
+bool_t inputIsReleased(const inputbind_t input) {
+  return inputIsUp(input) && inputWasDown(input);
+}

src/input.h

@@ -0,0 +1,93 @@
+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "dusk.h"
+
+typedef enum {
+  INPUT_UP,
+  INPUT_DOWN,
+  INPUT_LEFT,
+  INPUT_RIGHT,
+  INPUT_ACCEPT,
+  INPUT_CANCEL,
+  INPUT_TOGGLE_CONSOLE,
+} inputbind_t;
+
+#define INPUT_BIND_COUNT INPUT_TOGGLE_CONSOLE + 1
+
+typedef struct {
+  const int32_t key;
+  const inputbind_t bind;
+} inputbindmap_t;
+
+typedef struct {
+  bool_t current[INPUT_BIND_COUNT];
+  bool_t previous[INPUT_BIND_COUNT];
+  int32_t keyPressed;
+  char_t charPressed;
+} input_t;
+
+extern input_t INPUT;
+
+/**
+ * Initializes the input system.
+ */
+void inputInit(void);
+
+/**
+ * Updates the input system.
+ */
+void inputUpdate(void);
+
+/**
+ * Returns whether a given input is currently pressed.
+ * 
+ * @param input The input to check.
+ * @return True if the input is pressed, false otherwise.
+ */
+bool_t inputIsDown(const inputbind_t input);
+
+/**
+ * Returns whether a given input is currently up.
+ * 
+ * @param input The input to check.
+ * @return True if the input is up, false otherwise.
+ */
+bool_t inputIsUp(const inputbind_t input);
+
+/**
+ * Returns whether a given input was just pressed.
+ * 
+ * @param input The input to check.
+ * @return True if the input was just pressed, false otherwise.
+ */
+bool_t inputWasDown(const inputbind_t input);
+
+/**
+ * Returns whether a given input was just released.
+ * 
+ * @param input The input to check.
+ * @return True if the input was just released, false otherwise.
+ */
+bool_t inputWasUp(const inputbind_t input);
+
+/**
+ * Returns whether a given input was just pressed.
+ * 
+ * @param input The input to check.
+ * @return True if the input was just pressed, false otherwise.
+ */
+bool_t inputIsPressed(const inputbind_t input);
+
+/**
+ * Returns whether a given input was just released.
+ * 
+ * @param input The input to check.
+ * @return True if the input was just released, false otherwise.
+ */
+bool_t inputIsReleased(const inputbind_t input);

src/main.c

@@ -5,12 +5,14 @@
  * https://opensource.org/licenses/MIT
  */
 
+#include "assert/assert.h"
+#include "game/game.h"
+#include "display/render.h"
+#include "input.h"
 #include "console/console.h"
 #include "client/client.h"
 #include "server/server.h"
 #include "util/random.h"
-#include "util/string.h"
-#include "assert/assert.h"
 
 bool_t exitRequested = false;
 
@@ -18,34 +20,40 @@ void cmdExit(const consolecmdexec_t *exec) {
   exitRequested = true;
 }
 
-int main(void) {
+int32_t main(const int32_t argc, const char **argv) {
   assertInit();
-  consoleInit();
   randomInit();
+  gameInit();
+  inputInit();
+  renderInit();
+  consoleInit();
   clientInit();
   serverInit();
 
   consoleRegCmd("exit", cmdExit);
 
-  InitWindow(1280, 720, DUSK_NAME);
+  entityInit(&GAME.entities[GAME.entityCount++], ENTITY_TYPE_PLAYER);
 
-  while(!WindowShouldClose()) {
+  while(true) {
+    inputUpdate();
     consoleUpdate();
 
-    BeginDrawing();
-    ClearBackground(RAYWHITE);
+    if(!CONSOLE.open) {
+      for(uint32_t i = 0; i < GAME.entityCount; i++) {
+        entity_t *ent = &GAME.entities[i];
+        entityTest(ent);
+      }
+    }
     
-    consoleDraw();
-
-    EndDrawing();
+    renderresult_t result = renderDraw();
+    if(result != RENDER_OK) break;
 
     if(exitRequested) break;
   }
 
-  CloseWindow();
-  
   serverDispose();
   clientDispose();
+  renderDispose();
 
   return EXIT_SUCCESS;
 }

src/util/string.c

@@ -72,7 +72,7 @@ int32_t stringFormat(
 int32_t stringFormatVA(
   char_t *dest,
   const size_t destSize,
-  char_t *format,
+  const char_t *format,
   va_list args
 ) {
   assertNotNull(dest, "dest must not be NULL");

src/util/string.h

@@ -77,7 +77,7 @@ int32_t stringFormat(char_t *dest, const size_t destSize, char_t *format, ...);
 int32_t stringFormatVA(
   char_t *dest,
   const size_t destSize,
-  char_t *format,
+  const char_t *format,
   va_list args
 );