OpenTTD Source  20241120-master-g6d3adc6169
company_manager_face.h
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1 /*
2  * This file is part of OpenTTD.
3  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
4  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
5  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
6  */
7 
10 #ifndef COMPANY_MANAGER_FACE_H
11 #define COMPANY_MANAGER_FACE_H
12 
13 #include "core/random_func.hpp"
14 #include "core/bitmath_func.hpp"
15 #include "table/sprites.h"
16 #include "company_type.h"
17 
22 
23  GE_WM = 0,
27  GE_END,
28 };
30 
31 
32 enum CompanyManagerFaceVariable {
33  CMFV_GENDER,
34  CMFV_ETHNICITY,
35  CMFV_GEN_ETHN,
36  CMFV_HAS_MOUSTACHE,
37  CMFV_HAS_TIE_EARRING,
38  CMFV_HAS_GLASSES,
39  CMFV_EYE_COLOUR,
40  CMFV_CHEEKS,
41  CMFV_CHIN,
42  CMFV_EYEBROWS,
43  CMFV_MOUSTACHE,
44  CMFV_LIPS,
45  CMFV_NOSE,
46  CMFV_HAIR,
47  CMFV_JACKET,
48  CMFV_COLLAR,
49  CMFV_TIE_EARRING,
50  CMFV_GLASSES,
51  CMFV_END,
52 };
53 DECLARE_POSTFIX_INCREMENT(CompanyManagerFaceVariable)
54 
55 
57  uint8_t offset;
58  uint8_t length;
59  uint8_t valid_values[GE_END];
60  SpriteID first_sprite[GE_END];
61 };
62 
65  /* Index off len WM WF BM BF WM WF BM BF
66  * CMFV_GENDER */ { 0, 1, { 2, 2, 2, 2 }, { 0, 0, 0, 0 } },
67  /* CMFV_ETHNICITY */ { 1, 2, { 2, 2, 2, 2 }, { 0, 0, 0, 0 } },
68  /* CMFV_GEN_ETHN */ { 0, 3, { 4, 4, 4, 4 }, { 0, 0, 0, 0 } },
69  /* CMFV_HAS_MOUSTACHE */ { 3, 1, { 2, 0, 2, 0 }, { 0, 0, 0, 0 } },
70  /* CMFV_HAS_TIE_EARRING */ { 3, 1, { 0, 2, 0, 2 }, { 0, 0, 0, 0 } },
71  /* CMFV_HAS_GLASSES */ { 4, 1, { 2, 2, 2, 2 }, { 0, 0, 0, 0 } },
72  /* CMFV_EYE_COLOUR */ { 5, 2, { 3, 3, 1, 1 }, { 0, 0, 0, 0 } },
73  /* CMFV_CHEEKS */ { 0, 0, { 1, 1, 1, 1 }, { 0x325, 0x326, 0x390, 0x3B0 } },
74  /* CMFV_CHIN */ { 7, 2, { 4, 1, 2, 2 }, { 0x327, 0x327, 0x391, 0x3B1 } },
75  /* CMFV_EYEBROWS */ { 9, 4, { 12, 16, 11, 16 }, { 0x32B, 0x337, 0x39A, 0x3B8 } },
76  /* CMFV_MOUSTACHE */ { 13, 2, { 3, 0, 3, 0 }, { 0x367, 0, 0x397, 0 } },
77  /* CMFV_LIPS */ { 13, 4, { 12, 10, 9, 9 }, { 0x35B, 0x351, 0x3A5, 0x3C8 } },
78  /* CMFV_NOSE */ { 17, 3, { 8, 4, 4, 5 }, { 0x349, 0x34C, 0x393, 0x3B3 } },
79  /* CMFV_HAIR */ { 20, 4, { 9, 5, 5, 5 }, { 0x382, 0x38B, 0x3D4, 0x3D9 } },
80  /* CMFV_JACKET */ { 24, 2, { 3, 3, 3, 3 }, { 0x36B, 0x378, 0x36B, 0x378 } },
81  /* CMFV_COLLAR */ { 26, 2, { 4, 4, 4, 4 }, { 0x36E, 0x37B, 0x36E, 0x37B } },
82  /* CMFV_TIE_EARRING */ { 28, 3, { 6, 3, 6, 3 }, { 0x372, 0x37F, 0x372, 0x3D1 } },
83  /* CMFV_GLASSES */ { 31, 1, { 2, 2, 2, 2 }, { 0x347, 0x347, 0x3AE, 0x3AE } }
84 };
86 static_assert(lengthof(_cmf_info) == CMFV_END);
87 
96 inline uint GetCompanyManagerFaceBits(CompanyManagerFace cmf, CompanyManagerFaceVariable cmfv, [[maybe_unused]] GenderEthnicity ge)
97 {
98  assert(_cmf_info[cmfv].valid_values[ge] != 0);
99 
100  return GB(cmf, _cmf_info[cmfv].offset, _cmf_info[cmfv].length);
101 }
102 
111 inline void SetCompanyManagerFaceBits(CompanyManagerFace &cmf, CompanyManagerFaceVariable cmfv, [[maybe_unused]] GenderEthnicity ge, uint val)
112 {
113  assert(val < _cmf_info[cmfv].valid_values[ge]);
114 
115  SB(cmf, _cmf_info[cmfv].offset, _cmf_info[cmfv].length, val);
116 }
117 
130 inline void IncreaseCompanyManagerFaceBits(CompanyManagerFace &cmf, CompanyManagerFaceVariable cmfv, GenderEthnicity ge, int8_t amount)
131 {
132  int8_t val = GetCompanyManagerFaceBits(cmf, cmfv, ge) + amount; // the new value for the cmfv
133 
134  /* scales the new value to the correct scope */
135  if (val >= _cmf_info[cmfv].valid_values[ge]) {
136  val = 0;
137  } else if (val < 0) {
138  val = _cmf_info[cmfv].valid_values[ge] - 1;
139  }
140 
141  SetCompanyManagerFaceBits(cmf, cmfv, ge, val); // save the new value
142 }
143 
151 inline bool AreCompanyManagerFaceBitsValid(CompanyManagerFace cmf, CompanyManagerFaceVariable cmfv, GenderEthnicity ge)
152 {
153  return GB(cmf, _cmf_info[cmfv].offset, _cmf_info[cmfv].length) < _cmf_info[cmfv].valid_values[ge];
154 }
155 
164 inline uint ScaleCompanyManagerFaceValue(CompanyManagerFaceVariable cmfv, GenderEthnicity ge, uint val)
165 {
166  assert(val < (1U << _cmf_info[cmfv].length));
167 
168  return (val * _cmf_info[cmfv].valid_values[ge]) >> _cmf_info[cmfv].length;
169 }
170 
177 {
178  IncreaseCompanyManagerFaceBits(cmf, CMFV_ETHNICITY, GE_WM, 0); // scales the ethnicity
179 
180  GenderEthnicity ge = (GenderEthnicity)GB(cmf, _cmf_info[CMFV_GEN_ETHN].offset, _cmf_info[CMFV_GEN_ETHN].length); // gender & ethnicity of the face
181 
182  /* Is a male face with moustache. Need to reduce CPU load in the loop. */
183  bool is_moust_male = !HasBit(ge, GENDER_FEMALE) && GetCompanyManagerFaceBits(cmf, CMFV_HAS_MOUSTACHE, ge) != 0;
184 
185  for (CompanyManagerFaceVariable cmfv = CMFV_EYE_COLOUR; cmfv < CMFV_END; cmfv++) { // scales all other variables
186 
187  /* The moustache variable will be scaled only if it is a male face with has a moustache */
188  if (cmfv != CMFV_MOUSTACHE || is_moust_male) {
189  IncreaseCompanyManagerFaceBits(cmf, cmfv, ge, 0);
190  }
191  }
192 }
193 
206 inline void RandomCompanyManagerFaceBits(CompanyManagerFace &cmf, GenderEthnicity ge, bool adv, Randomizer &randomizer)
207 {
208  cmf = randomizer.Next(); // random all company manager's face bits
209 
210  /* scale ge: 0 == GE_WM, 1 == GE_WF, 2 == GE_BM, 3 == GE_BF (and maybe in future: ...) */
211  ge = (GenderEthnicity)((uint)ge % GE_END);
212 
213  /* set the gender (and ethnicity) for the new company manager's face */
214  if (adv) {
215  SetCompanyManagerFaceBits(cmf, CMFV_GEN_ETHN, ge, ge);
216  } else {
217  SetCompanyManagerFaceBits(cmf, CMFV_GENDER, ge, HasBit(ge, GENDER_FEMALE));
218  }
219 
220  /* scales all company manager's face bits to the correct scope */
222 }
223 
232 inline SpriteID GetCompanyManagerFaceSprite(CompanyManagerFace cmf, CompanyManagerFaceVariable cmfv, GenderEthnicity ge)
233 {
234  assert(_cmf_info[cmfv].valid_values[ge] != 0);
235 
236  return _cmf_info[cmfv].first_sprite[ge] + GB(cmf, _cmf_info[cmfv].offset, _cmf_info[cmfv].length);
237 }
238 
239 void DrawCompanyManagerFace(CompanyManagerFace face, Colours colour, const Rect &r);
240 
241 #endif /* COMPANY_MANAGER_FACE_H */
Functions related to bit mathematics.
constexpr debug_inline bool HasBit(const T x, const uint8_t y)
Checks if a bit in a value is set.
constexpr T SB(T &x, const uint8_t s, const uint8_t n, const U d)
Set n bits in x starting at bit s to d.
constexpr static debug_inline uint GB(const T x, const uint8_t s, const uint8_t n)
Fetch n bits from x, started at bit s.
GenderEthnicity
The gender/race combinations that we have faces for.
@ GE_BM
A male of African origin (black)
@ GE_WF
A female of Caucasian origin (white)
@ GE_WM
A male of Caucasian origin (white)
@ ETHNICITY_BLACK
This bit set means black, otherwise white.
@ GE_BF
A female of African origin (black)
@ GENDER_FEMALE
This bit set means a female, otherwise male.
void RandomCompanyManagerFaceBits(CompanyManagerFace &cmf, GenderEthnicity ge, bool adv, Randomizer &randomizer)
Make a random new face.
void ScaleAllCompanyManagerFaceBits(CompanyManagerFace &cmf)
Scales all company manager's face bits to the correct scope.
void DrawCompanyManagerFace(CompanyManagerFace face, Colours colour, const Rect &r)
Draws the face of a company manager's face.
uint ScaleCompanyManagerFaceValue(CompanyManagerFaceVariable cmfv, GenderEthnicity ge, uint val)
Scales a company manager's face bits variable to the correct scope.
uint GetCompanyManagerFaceBits(CompanyManagerFace cmf, CompanyManagerFaceVariable cmfv, [[maybe_unused]] GenderEthnicity ge)
Make sure the table's size is right.
bool AreCompanyManagerFaceBitsValid(CompanyManagerFace cmf, CompanyManagerFaceVariable cmfv, GenderEthnicity ge)
Checks whether the company manager's face bits have a valid range.
static const CompanyManagerFaceBitsInfo _cmf_info[]
Lookup table for indices into the CompanyManagerFace, valid ranges and sprites.
void SetCompanyManagerFaceBits(CompanyManagerFace &cmf, CompanyManagerFaceVariable cmfv, [[maybe_unused]] GenderEthnicity ge, uint val)
Sets the company manager's face bits for the given company manager's face variable.
void IncreaseCompanyManagerFaceBits(CompanyManagerFace &cmf, CompanyManagerFaceVariable cmfv, GenderEthnicity ge, int8_t amount)
Increase/Decrease the company manager's face variable by the given amount.
SpriteID GetCompanyManagerFaceSprite(CompanyManagerFace cmf, CompanyManagerFaceVariable cmfv, GenderEthnicity ge)
Gets the sprite to draw for the given company manager's face variable.
DECLARE_ENUM_AS_BIT_SET(GenderEthnicity) enum CompanyManagerFaceVariable
Bitgroups of the CompanyManagerFace variable.
Types related to companies.
uint32_t CompanyManagerFace
Company manager face bits, info see in company_manager_face.h.
Definition: company_type.h:52
#define DECLARE_POSTFIX_INCREMENT(enum_type)
Some enums need to have allowed incrementing (i.e.
Definition: enum_type.hpp:18
uint32_t SpriteID
The number of a sprite, without mapping bits and colourtables.
Definition: gfx_type.h:18
Pseudo random number generator.
This file contains all sprite-related enums and defines.
#define lengthof(array)
Return the length of an fixed size array.
Definition: stdafx.h:280
Information about the valid values of CompanyManagerFace bitgroups as well as the sprites to draw.
SpriteID first_sprite[GE_END]
The first sprite per gender/ethnicity.
uint8_t length
Number of bits used in the CompanyManagerFace.
uint8_t valid_values[GE_END]
The number of valid values per gender/ethnicity.
uint8_t offset
Offset in bits into the CompanyManagerFace.
Structure to encapsulate the pseudo random number generators.
Definition: random_func.hpp:27
uint32_t Next()
Generate the next pseudo random number.
Definition: random_func.cpp:43
Specification of a rectangle with absolute coordinates of all edges.