rewrite map data model

src/CommonFileFormats.hh

@@ -0,0 +1,136 @@
+#pragma once
+
+#include <phosg/Encoding.hh>
+#include <phosg/Vector.hh>
+
+#include "Text.hh"
+
+struct VectorXZF {
+  le_float x = 0.0;
+  le_float z = 0.0;
+
+  inline VectorXZF operator-() const {
+    return VectorXZF{-this->x, -this->z};
+  }
+
+  inline VectorXZF operator+(const VectorXZF& other) const {
+    return VectorXZF{this->x + other.x, this->z + other.z};
+  }
+  inline VectorXZF operator-(const VectorXZF& other) const {
+    return VectorXZF{this->x - other.x, this->z - other.z};
+  }
+
+  inline bool operator==(const VectorXZF& other) const {
+    return ((this->x == other.x) && (this->z == other.z));
+  }
+  inline bool operator!=(const VectorXZF& other) const {
+    return !this->operator==(other);
+  }
+
+  inline double norm() const {
+    return sqrt(this->norm2());
+  }
+  inline double norm2() const {
+    return ((this->x * this->x) + (this->z * this->z));
+  }
+
+  inline std::string str() const {
+    return phosg::string_printf("[VectorXZF x=%g z=%g]", this->x.load(), this->z.load());
+  }
+} __packed_ws__(VectorXZF, 0x08);
+
+struct VectorXYZF {
+  le_float x = 0.0;
+  le_float y = 0.0;
+  le_float z = 0.0;
+
+  inline operator VectorXZF() const {
+    return VectorXZF{this->x, this->z};
+  }
+
+  inline VectorXYZF operator-() const {
+    return VectorXYZF{-this->x, -this->y, -this->z};
+  }
+
+  inline VectorXYZF operator+(const VectorXYZF& other) const {
+    return VectorXYZF{this->x + other.x, this->y + other.y, this->z + other.z};
+  }
+  inline VectorXYZF operator-(const VectorXYZF& other) const {
+    return VectorXYZF{this->x - other.x, this->y - other.y, this->z - other.z};
+  }
+
+  inline bool operator==(const VectorXYZF& other) const {
+    return ((this->x == other.x) && (this->y == other.y) && (this->z == other.z));
+  }
+  inline bool operator!=(const VectorXYZF& other) const {
+    return !this->operator==(other);
+  }
+
+  inline double norm() const {
+    return sqrt(this->norm2());
+  }
+  inline double norm2() const {
+    return ((this->x * this->x) + (this->y * this->y) + (this->z * this->z));
+  }
+
+  inline std::string str() const {
+    return phosg::string_printf("[VectorXYZF x=%g y=%g z=%g]", this->x.load(), this->y.load(), this->z.load());
+  }
+} __packed_ws__(VectorXYZF, 0x0C);
+
+struct VectorXYZTF {
+  le_float x = 0.0;
+  le_float y = 0.0;
+  le_float z = 0.0;
+  le_float t = 0.0;
+} __packed_ws__(VectorXYZTF, 0x10);
+
+struct VectorXYZI {
+  le_uint32_t x = 0;
+  le_uint32_t y = 0;
+  le_uint32_t z = 0;
+} __packed_ws__(VectorXYZI, 0x0C);
+
+template <bool BE>
+struct ArrayRefT {
+  static constexpr bool IsBE = BE;
+  /* 00 */ U32T<BE> count;
+  /* 04 */ U32T<BE> offset;
+  /* 08 */
+} __packed__;
+using ArrayRef = ArrayRefT<false>;
+using ArrayRefBE = ArrayRefT<true>;
+check_struct_size(ArrayRef, 8);
+check_struct_size(ArrayRefBE, 8);
+
+template <bool BE>
+struct RELFileFooterT {
+  static constexpr bool IsBE = BE;
+  // Relocations is a list of words (le_uint16_t on DC/PC/XB/BB, be_uint16_t on
+  // GC) containing the number of doublewords (uint32_t) to skip for each
+  // relocation. The relocation pointer starts immediately after the
+  // checksum_size field in the header, and advances by the value of one
+  // relocation word (times 4) before each relocation. At each relocated
+  // doubleword, the address of the first byte of the code (after checksum_size)
+  // is added to the existing value.
+  // For example, if the code segment contains the following data (where R
+  // specifies doublewords to relocate):
+  //   RR RR RR RR ?? ?? ?? ?? ?? ?? ?? ?? RR RR RR RR
+  //   RR RR RR RR ?? ?? ?? ?? RR RR RR RR
+  // then the relocation words should be 0000, 0003, 0001, and 0002.
+  // If there is a small number of relocations, they may be placed in the unused
+  // fields of this structure to save space and/or confuse reverse engineers.
+  // The game never accesses the last 12 bytes of this structure unless
+  // relocations_offset points there, so those 12 bytes may also be omitted
+  // entirely in situations (e.g. in the B2 command, without changing code_size,
+  // so code_size would technically extend beyond the end of the B2 command).
+  U32T<BE> relocations_offset = 0;
+  U32T<BE> num_relocations = 0;
+  parray<U32T<BE>, 2> unused1;
+  U32T<BE> root_offset = 0;
+  parray<U32T<BE>, 3> unused2;
+} __attribute__((packed));
+using RELFileFooter = RELFileFooterT<false>;
+using RELFileFooterBE = RELFileFooterT<true>;
+check_struct_size(RELFileFooter, 0x20);
+check_struct_size(RELFileFooterBE, 0x20);