Tool refactoring

.gitignore

@@ -82,6 +82,5 @@ assets/borrowed
 .vscode*
 .VSCode*
 
-/vita/*
-/tools/*
-./tools/*
+/vita
+/tools

CMakeLists.txt

@@ -6,7 +6,7 @@
 cmake_minimum_required(VERSION 3.13)
 set(CMAKE_C_STANDARD 99)
 set(CMAKE_C_STANDARD_REQUIRED ON)
-set(CMAKE_CXX_STANDARD 14)
+set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED True)
 set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake/modules/")
 

archive/tools/util/CMakeLists.txt

@@ -0,0 +1,17 @@
+# Copyright (c) 2023 Dominic Msters
+# 
+# This software is released under the MIT License.
+# https://opensource.org/licenses/MIT
+
+set(D ${CMAKE_CURRENT_LIST_DIR})
+
+set(
+  DAWN_TOOL_SOURCES
+    ${D}/DawnTool.cpp
+    ${D}/File.cpp
+    ${D}/Language.cpp
+    ${D}/CodeGen.cpp
+
+  CACHE INTERNAL
+    ${DAWN_CACHE_TARGET}
+)

archive/tools/util/string.hpp

@@ -0,0 +1,36 @@
+/**
+ * Copyright (c) 2023 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "dawnsharedlibs.hpp"
+
+/**
+ * Remove all instances of a character from a C-Styled string.
+ * 
+ * @param string String to remove characters from.
+ * @param remove Character to remove.
+ */
+static inline void stringRemoveAll(char *string, char remove) {
+  size_t len = strlen(string);
+  size_t i, j;
+  
+  i = 0;
+  while(i < len) {
+    char c = string[i];
+    if(c != remove) {
+      i++;
+      continue;
+    }
+
+    j = i + 1;
+    while(j < len) {
+      string[j-1] = string[j];
+      j++;
+    }
+    len--;
+  }
+}

cmake/targets/CMakeLists.txt

@@ -5,11 +5,7 @@
 
 # Check for build target, or default. This is pretty much not guaranteed.
 if(NOT DEFINED DAWN_BUILD_TARGET)
-  if(WIN32)
-    set(DAWN_BUILD_TARGET "target-rose-win32-glfw")
-  elseif(UNIX AND NOT APPLE)
-    set(DAWN_BUILD_TARGET "target-rose-linux64-glfw")
-  endif()
+  set(DAWN_BUILD_TARGET "target-tools")
 endif()
 
 # Now validate we have a build target for real

cmake/targets/target-rose-win64-glfw/CMakeLists.txt

@@ -0,0 +1,9 @@
+# Copyright (c) 2023 Dominic Masters
+# 
+# This software is released under the MIT License.
+# https://opensource.org/licenses/MIT
+
+set(DAWN_BUILDING dawnrose CACHE INTERNAL ${DAWN_CACHE_TARGET})
+set(DAWN_TARGET_WIN32 true CACHE INTERNAL ${DAWN_CACHE_TARGET})
+set(DAWN_TARGET_GLFW true CACHE INTERNAL ${DAWN_CACHE_TARGET})
+set(DAWN_TARGET_NAME "Rose" CACHE INTERNAL ${DAWN_CACHE_TARGET})

src/dawn/display/mesh/SphereMesh.cpp

@@ -18,12 +18,12 @@ void SphereMesh::createSphere(
   // Create vertices
   int32_t c = 0;
   for (int32_t i = 0; i <= stacks; i++) {
-    float_t phi = M_PI * i / stacks;
+    float_t phi = MATH_PI * i / stacks;
     float_t cosPhi = cos(phi);
     float_t sinPhi = sin(phi);
 
     for (int32_t j = 0; j <= slices; j++) {
-      float_t theta = 2 * M_PI * j / slices;
+      float_t theta = 2 * MATH_PI * j / slices;
       float_t cosTheta = cos(theta);
       float_t sinTheta = sin(theta);
 

src/dawn/display/mesh/SphereMesh.hpp

@@ -5,6 +5,7 @@
 
 #pragma once
 #include "display/mesh/Mesh.hpp"
+#include "util/mathutils.hpp"
 
 namespace Dawn {
   class SphereMesh {

src/dawn/scene/components/physics/3d/CapsuleCollider.cpp

@@ -19,7 +19,7 @@ bool_t CapsuleCollider::performRaycast(
 
   return raytestCapsule(
     ray,
-    {
+    (struct PhysicsCapsule){
       .height = this->height,
       .radius = this->radius,
       .origin = this->transform->getWorldPosition()

src/dawnrose/scene/components/GameCamera.cpp

@@ -30,7 +30,7 @@ void GameCamera::onStart() {
     if(current != slowTarget) {
       float_t m = 6.0f;
       float_t s = delta * 3.0f;
-      current += glm::vec2(.
+      current += glm::vec2(
         mathClamp<float_t>((slowTarget.x - current.x) * s, -m, m),
         mathClamp<float_t>((slowTarget.y - current.y) * s, -m, m)
       );

src/dawntools/CMakeLists.txt

@@ -19,4 +19,4 @@ set(
 include(util/CMakeLists.txt)
 
 # Tools
-add_subdirectory(tools)
+add_subdirectory(prefabtool)

src/dawntools/prefabtool/CMakeLists.txt

@@ -0,0 +1,47 @@
+# Copyright (c) 2023 Dominic Msters
+# 
+# This software is released under the MIT License.
+# https://opensource.org/licenses/MIT
+
+# Texture Build Tool
+project(prefabtool VERSION 1.0)
+add_executable(prefabtool)
+
+# Sources
+target_sources(prefabtool
+  PRIVATE
+    ${DAWN_SHARED_SOURCES}
+    ${DAWN_TOOL_SOURCES}
+    PrefabTool.cpp
+)
+
+# Includes
+target_include_directories(prefabtool
+  PUBLIC
+    ${DAWN_SHARED_INCLUDES}
+    ${DAWN_TOOL_INCLUDES}
+    ${CMAKE_CURRENT_LIST_DIR}
+)
+
+# Definitions
+target_compile_definitions(prefabtool
+  PUBLIC
+    DAWN_TOOL_INSTANCE=PrefabTool
+    DAWN_TOOL_HEADER="PrefabTool.hpp"
+)
+
+# Libraries
+target_link_libraries(prefabtool
+  PUBLIC
+    ${DAWN_BUILD_HOST_LIBS}
+)
+
+# Tool Function
+function(tool_prefab target in)
+  add_custom_target(${target}
+    COMMAND prefabtool --input="${DAWN_ASSETS_SOURCE_DIR}/${in}"
+    COMMENT "Generating prefab ${target} from ${in}"
+    DEPENDS prefabtool
+  )
+  add_dependencies(${DAWN_TARGET_NAME} ${target})
+endfunction()

src/dawntools/prefabtool/PrefabTool.cpp

@@ -0,0 +1,28 @@
+// Copyright (c) 2023 Dominic Masters
+// 
+// This software is released under the MIT License.
+// https://opensource.org/licenses/MIT
+
+#include "PrefabTool.hpp"
+
+using namespace Dawn;
+
+std::vector<std::string> PrefabTool::getRequiredFlags() {
+  return { "input" };
+}
+
+std::map<std::string, std::string> PrefabTool::getOptionalFlags() {
+  return std::map<std::string, std::string>();
+}
+
+int32_t PrefabTool::start() {
+  File input = File(flags["input"]);
+  if(!input.exists()) {
+    std::cout << "Input file does not exist!" << std::endl;
+    return 1;
+  }
+
+  std::cout << "Input: " << input.filename << std::endl;
+
+  return 0;
+}

src/dawntools/prefabtool/PrefabTool.hpp

@@ -0,0 +1,19 @@
+// Copyright (c) 2023 Dominic Masters
+// 
+// This software is released under the MIT License.
+// https://opensource.org/licenses/MIT
+
+#pragma once
+#include "util/DawnTool.hpp"
+#include "util/File.hpp"
+
+namespace Dawn {
+  class PrefabTool : public DawnTool {
+    protected:
+      std::vector<std::string> getRequiredFlags() override;
+      std::map<std::string, std::string> getOptionalFlags() override;
+
+    public:
+      int32_t start();
+  };
+}

src/dawntools/util/DawnTool.hpp

@@ -5,9 +5,6 @@
 
 #pragma once
 #include "dawnsharedlibs.hpp"
-#include "../../util/file.hpp"
-#include "../../util/csv.hpp"
-#include "../../util/xml.hpp"
 #include <iostream>
 #include <map>
 #include <vector>

src/dawntools/util/file.cpp

@@ -1,26 +1,26 @@
-/**
- * Copyright (c) 2021 Dominic Masters
- * 
- * This software is released under the MIT License.
- * https://opensource.org/licenses/MIT
- */
+// Copyright (c) 2023 Dominic Masters
+// 
+// This software is released under the MIT License.
+// https://opensource.org/licenses/MIT
 
-#include "file.hpp"
+#include "File.hpp"
 
-void fileNormalizeSlashes(char *string) {
-  char c;
-  int i = 0;
+using namespace Dawn;
 
-  while(c = string[i++]) {
-    if(c != '\\' && c != '/') continue;
-    string[i-1] = FILE_PATH_SEP;
+std::string File::normalizeSlashes(std::string str) {
+  size_t i = 0;
+  while(i < str.size()) {
+    auto c = str[i];
+    if(c == '\\' || c == '/') str[i] = FILE_PATH_SEP;
+    ++i;
   }
+  return str;
 }
 
-void fileMkdirp(char *path) {
-  char buffer[FILENAME_MAX];
+void File::mkdirp(std::string path) {
+  std::string buffer;
   char c;
-  int i = 0;
+  size_t i = 0;
   bool inFile;
   bool hasMore;
 
@@ -28,172 +28,166 @@ void fileMkdirp(char *path) {
   hasMore = false;
   while(c = path[i]) {
     if((c == '\\' || c == '/') && i > 0) {
-      buffer[i] = '\0';
-      fileMkdir(buffer, 0755);
+      fileMkdir(buffer.c_str(), 0755);
       inFile = false;
       hasMore = false;
-      buffer[i] = FILE_PATH_SEP;
+      buffer += FILE_PATH_SEP;
       i++;
       continue;
     }
 
     if(c == '.') inFile = true;
     hasMore = true;
-    buffer[i] = c;
+    buffer += c;
     i++;
   }
 
   if(!inFile && hasMore) {
-    buffer[i] = '\0';
-    fileMkdir(buffer, 0755);
+    fileMkdir(buffer.c_str(), 0755);
   }
 }
 
-size_t assetReadString(FILE *file, char *buffer) {
-  size_t length;
-  fseek(file, 0, SEEK_END);// Seek to the end
-  length = ftell(file);// Get our current position (the end)
-  fseek(file, 0, SEEK_SET);// Reset the seek 
-  if(buffer == NULL) return length;
-  return fread(buffer, 1, length, file);// Read all the bytes
+//
+
+File::File(std::string filename) {
+  this->filename = File::normalizeSlashes(filename);
 }
 
-int32_t readAhead(
-  char *bufferIn, int32_t start,
-  char *bufferOut,
-  char *needles, int32_t needleCount
-) {
-  int32_t i = start, k = 0, j;
-  char c;
-  bool needleFound = false;
+bool_t File::open(enum FileMode mode) {
+  assertNull(this->file);
 
-  if(bufferIn[i] == '\0') return 0;
+  this->mode = mode;
+  this->file = fopen(
+    this->filename.c_str(),
+    mode == FILE_MODE_READ ? "rb" : "wb"
+  );
 
-  while((c = bufferIn[i++]) != '\0') {
-    for(j = 0; j < needleCount; j++) {
-      if(c != needles[j]) continue;
-      needleFound = true;
-    }
-    if(needleFound) break;
-    if(bufferOut != NULL) bufferOut[k] = c;
-    k++;
-  }
+  if(this->file == NULL) return false;
 
-  if(bufferOut != NULL) bufferOut[k] = '\0';
-  return k;
-}
+  if(mode == FILE_MODE_READ) {
+    fseek(this->file, 0, SEEK_END);
+    this->length = ftell(this->file);
+    fseek(this->file, 0, SEEK_SET);
 
-int32_t skipAhead(
-  char *bufferIn, int32_t start, 
-  char *needles, int32_t needleCount
-) {
-  char c;
-  int32_t j, k = 0, i = start;
-  bool needleFound;
-
-  while((c = bufferIn[i++]) != '\0') {
-    needleFound = false;
-    for(j = 0; j < needleCount; j++) {
-      if(c != needles[j]) continue;
-      needleFound = true;
-      break;
-    }
-    if(!needleFound) break;
-    k++;
-  }
-  return k;
-}
-
-void fileGetDirectory(char *file, char* buffer) {
-  char *c, *p;
-  int32_t i;
-  p = strrchr(file, FILE_PATH_SEP);
-  c = file;
-  i = 0;
-  do {
-    buffer[i++] = *c;
-  } while(++c < p);
-  buffer[i] = '\0';
-}
-
-bool fileListChildren(
-  char *directory,
-  char *buffer,
-  int32_t *count,
-  uint8_t *types,
-  char **children
-) {
-  #if defined(_MSC_VER)
-    WIN32_FIND_DATA fdFile;
-    HANDLE hFind = NULL;
-    char sPath[2048];
-    int32_t i;
-
-    // Append wildcard
-    sprintf(sPath, "%s\\*.*", directory);
-
-    // Scan first
-    if((hFind = FindFirstFile(sPath, &fdFile)) == INVALID_HANDLE_VALUE) {
-      printf("Path not found: [%s]\n", directory);
+    if(this->length <= 0) {
+      this->close();
       return false;
     }
+  } else {
+    this->length = 0;
+  }
 
-    // Iterate
-    i = 0;
-    do {
-      if(
-        strcmp(fdFile.cFileName, ".") == 0 ||
-        strcmp(fdFile.cFileName, "..") == 0
-      ) continue;
+  return true;
+}
 
-      // Get Full path.
-      sprintf(sPath, "%s\\%s", directory, fdFile.cFileName);
+bool_t File::isOpen() {
+  return this->file != nullptr;
+}
 
-      //Is the entity a File or Folder?
-      if(fdFile.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
-        types[i] = FILE_CHILD_TYPE_DIR;
+bool_t File::exists() {
+  if(this->file != nullptr) return true;
+  FILE *f = fopen(this->filename.c_str(), "rb");
+  if(f == NULL || f == nullptr) return false;
+  fclose(f);
+  return true;
+}
+
+void File::close() {
+  assertNotNull(this->file);
+  fclose(this->file);
+  this->file = nullptr;
+}
+
+bool_t File::mkdirp() {
+  File::mkdirp(this->filename);
+  return true;
+}
+
+bool_t File::readString(std::string *out) {
+  assertNotNull(out);
+
+  if(!this->isOpen()) {
+    if(!this->open(FILE_MODE_READ)) return false;
+  }
+  assertTrue(this->mode == FILE_MODE_READ);
+  out->clear();
+
+  size_t i = 0;
+  char buffer[FILE_BUFFER_SIZE + 1];// +1 for null term
+  while(i != this->length) {
+    size_t amt = mathMin<size_t>(FILE_BUFFER_SIZE, (this->length - i));
+    auto amtRead = fread(buffer, sizeof(char), amt, this->file);
+    if(amtRead != amt) return false;
+    i += amtRead;
+    buffer[amtRead] = '\0';
+    out->append(buffer);
+  }
+
+  return true;
+}
+
+size_t File::readAhead(char *buffer, size_t max, char needle) {
+  assertNotNull(buffer);
+  assertTrue(max > 0);
+
+  if(!this->isOpen()) {
+    if(!this->open(FILE_MODE_READ)) return 0;
+  }
+  assertTrue(this->mode == FILE_MODE_READ);
+
+  // Buffer
+  size_t pos = ftell(this->file);
+  size_t amountLeftToRead = mathMin<size_t>(max, this->length - pos);
+  char temporary[FILE_BUFFER_SIZE];
+  size_t n = 0;
+  
+  while(amountLeftToRead > 0) {
+    size_t toRead = mathMin<size_t>(amountLeftToRead, FILE_BUFFER_SIZE);
+    amountLeftToRead -= toRead;
+    // Read bytes
+    size_t read = fread(temporary, sizeof(char), toRead, this->file);
+
+    // Read error?
+    if(toRead != read) return 0;
+
+    // Did we read the needle?
+    size_t i = 0;
+    while(i < read) {
+      char c = temporary[i++];
+      if(c == needle) {
+        return n;
       } else {
-        types[i] = FILE_CHILD_TYPE_FILE;
+        buffer[n++] = c;
       }
-
-      children[i] = buffer + (i * FILE_CHILD_NAME_MAX);
-      strcpy(children[i], fdFile.cFileName);
-      i++;
-    } while(FindNextFile(hFind, &fdFile));
-
-    *count = i;
-    return true;
-  #else
-    struct dirent *de;
-    DIR *dr;
-    int32_t i;
-
-    // Open Dir
-    dr = opendir(directory);
-    if(dr == NULL) {
-      printf("Could not open directory");
-      return false;
     }
+  }
 
-
-    // Iterate
-    i = 0;
-    while ((de = readdir(dr)) != NULL) {
-      // File or folder?
-      if(de->d_type != DT_REG) continue;
-
-      // Copy into child buffer
-      children[i] = buffer + (i * FILE_CHILD_NAME_MAX);
-      strcpy(children[i], de->d_name);
-      i++;
-    }
-    if(closedir(dr)) return false;
-  
-    *count = i;
-    return true;
-  #endif
+  // Needle was not found.
+  return -1;
 }
 
-std::string fileNormalizeSlashesNew(std::string str) {
-  return str;
+bool_t File::writeString(std::string in) {
+  if(!this->isOpen()) {
+    if(!this->open(FILE_MODE_WRITE)) return false;
+  }
+  assertTrue(this->mode == FILE_MODE_WRITE);
+  return this->writeRaw((char *)in.c_str(), in.size()) && this->length == in.size();
+}
+
+bool_t File::writeRaw(char *data, size_t len) {
+  if(!this->isOpen()) {
+    if(!this->open(FILE_MODE_WRITE)) return false;
+  }
+  assertTrue(this->mode == FILE_MODE_WRITE);
+  this->length = fwrite(data, sizeof(char_t), len, this->file);
+  return true;
+}
+
+void File::setPosition(size_t n) {
+  fseek(this->file, 0, SEEK_SET);
+  fseek(this->file, n, SEEK_CUR);
+}
+
+File::~File() {
+  if(this->file != nullptr) this->close();
 }

src/dawntools/util/file.hpp

@@ -1,17 +1,11 @@
-/**
- * Copyright (c) 2021 Dominic Masters
- * 
- * This software is released under the MIT License.
- * https://opensource.org/licenses/MIT
- */
+// Copyright (c) 2023 Dominic Masters
+// 
+// This software is released under the MIT License.
+// https://opensource.org/licenses/MIT
 
 #pragma once
-#include "dawnsharedlibs.hpp"
-
-#define FILE_CHILD_TYPE_DIR 0x00
-#define FILE_CHILD_TYPE_FILE 0x01
-#define FILE_CHILD_NAME_MAX 512
-#define FILE_CHILD_COUNT_MAX 64
+#include "assert/assert.hpp"
+#include "util/mathutils.hpp"
 
 #if defined(_MSC_VER)
   #include <direct.h>
@@ -26,51 +20,121 @@
   #define FILE_PATH_SEP '/'
   #define fileMkdir(path, perms) mkdir(path, perms)
 #endif
+#include <errno.h>
 
-void fileNormalizeSlashes(char *string);
+#define FILE_BUFFER_SIZE 512
 
-void fileMkdirp(char *path);
+namespace Dawn {
+  enum FileMode {
+    FILE_MODE_READ,
+    FILE_MODE_WRITE
+  };
 
-size_t assetReadString(FILE *file, char *buffer);
+  class File {
+    private:
+      enum FileMode mode;
 
-void fileGetDirectory(char *file, char* buffer);
+    public:
+      static std::string normalizeSlashes(std::string str);
+      static void mkdirp(std::string path);
 
-bool fileListChildren(
-  char *directory,
-  char *buffer,
-  int32_t *count,
-  uint8_t *types,
-  char **children
-);
+      std::string filename;
+      size_t length;
+      FILE *file = nullptr;
 
-/**
- * Reads ahead to the first instance of the given character you provide.
- * 
- * @param bufferIn Buffer to scan.
- * @param start Start position within the buffer to scan from (inclusive).
- * @param bufferOut Where to write the temporary data that was read ahead.
- * @param needles Array of characters to scan for.
- * @param needleCount How many elements are within the needles array.
- * @return The count of characters skipped.
- */
-int32_t readAhead(
-  char *bufferIn, int32_t start,
-  char *bufferOut,
-  char *needles, int32_t needleCount
-);
+      /**
+       * Constructs a new File interface class.
+       * 
+       * @param filename Filename that you want to interface with.
+       */
+      File(std::string filename);
 
-/**
- * Skips any characters found in the needles.
- * 
- * @param bufferIn Buffer of chars to read.
- * @param start Start of the buffer.
- * @param needles Needles you are trying to skip.
- * @param needleCount Count of needles in the needles array.
- * @return The count of chars to skip ahead.
- */
-int32_t skipAhead(
-  char *bufferIn, int32_t start, 
-  char *needles, int32_t needleCount
-);
+      /**
+       * Opens a connection to the file.
+       * 
+       * @param mode File mode to use for this interface.
+       * @return True if success, otherwise for failure.
+       */
+      bool_t open(enum FileMode mode);
 
-static std::string fileNormalizeSlashesNew(std::string str);
+      /**
+       * Returns whether or not the file connection is currently opened.
+       * 
+       * @return True if the connection is open, otherwise if it's not.
+       */
+      bool_t isOpen();
+
+      /**
+       * Returns whether or not the file exists. Will open the connection if it
+       * does exist.
+       * 
+       * @return True if exists, otherwsie if it doesn't.
+       */
+      bool_t exists();
+
+      /**
+       * Closes the currently open interface to the file. Done automatically
+       * when this object is disposed.
+       */
+      void close();
+
+      /**
+       * Makes all directories above this file's filename.
+       * 
+       * @return True if successful, otherwise false.
+       */
+      bool_t mkdirp();
+
+      /**
+       * Reads the entire contents of a file to the given output string buffer.
+       * This is a bit dangerous since the length of the file isn't checked
+       * against the memory to be consumed.
+       * 
+       * @param out Pointer to a string where the output data will be stored.
+       * @return True if the read was successful, otherwise false.
+       */
+      bool_t readString(std::string *out);
+
+      /**
+       * Reads ahead from the current position to a specific needle (character).
+       * 
+       * @param buffer Buffer to output read chars to.
+       * @param max Max length of the buffer / amount of chars to read ahead.
+       * @param needle The character (needle) to look for.
+       * @return Amount of chars read, or <= 0 on error.
+       */
+      size_t readAhead(
+        char *buffer,
+        size_t max,
+        char needle
+      );
+
+      /**
+       * Writes the entire contents of a string to a file.
+       * 
+       * @param in String to write to this file.
+       * @return True if written successfully, otherwise false.
+       */
+      bool_t writeString(std::string in);
+
+      /**
+       * Write raw bytes to the file.
+       * 
+       * @param data Data to write.
+       * @return True if written successfully, otherwise false.
+       */
+      bool_t writeRaw(char *data, size_t );
+
+      /**
+       * Set the position of the cursor of the file reader.
+       * 
+       * @param pos Position to set.
+       */
+      void setPosition(size_t pos);
+
+      /**
+       * Destruct the File manager.
+       */
+      ~File();
+  };
+}