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+/* $Id$ */
+
+/** @file company_manager_face.h Functionality related to the company manager's face */
+
+#ifndef COMPANY_MANAGER_FACE_H
+#define COMPANY_MANAGER_FACE_H
+
+#include "core/random_func.hpp"
+#include "core/bitmath_func.hpp"
+
+/** The gender/race combinations that we have faces for */
+enum GenderEthnicity {
+ GENDER_FEMALE = 0, ///< This bit set means a female, otherwise male
+ ETHNICITY_BLACK = 1, ///< This bit set means black, otherwise white
+
+ GE_WM = 0, ///< A male of Caucasian origin (white)
+ GE_WF = 1 << GENDER_FEMALE, ///< A female of Caucasian origin (white)
+ GE_BM = 1 << ETHNICITY_BLACK, ///< A male of African origin (black)
+ GE_BF = 1 << ETHNICITY_BLACK | 1 << GENDER_FEMALE, ///< A female of African origin (black)
+ GE_END,
+};
+DECLARE_ENUM_AS_BIT_SET(GenderEthnicity); ///< See GenderRace as a bitset
+
+/** Bitgroups of the CompanyManagerFace variable */
+enum CompanyManagerFaceVariable {
+ CMFV_GENDER,
+ CMFV_ETHNICITY,
+ CMFV_GEN_ETHN,
+ CMFV_HAS_MOUSTACHE,
+ CMFV_HAS_TIE_EARRING,
+ CMFV_HAS_GLASSES,
+ CMFV_EYE_COLOUR,
+ CMFV_CHEEKS,
+ CMFV_CHIN,
+ CMFV_EYEBROWS,
+ CMFV_MOUSTACHE,
+ CMFV_LIPS,
+ CMFV_NOSE,
+ CMFV_HAIR,
+ CMFV_JACKET,
+ CMFV_COLLAR,
+ CMFV_TIE_EARRING,
+ CMFV_GLASSES,
+ CMFV_END
+};
+DECLARE_POSTFIX_INCREMENT(CompanyManagerFaceVariable);
+
+/** Information about the valid values of CompanyManagerFace bitgroups as well as the sprites to draw */
+struct CompanyManagerFaceBitsInfo {
+ byte offset; ///< Offset in bits into the CompanyManagerFace
+ byte length; ///< Number of bits used in the CompanyManagerFace
+ byte valid_values[GE_END]; ///< The number of valid values per gender/ethnicity
+ SpriteID first_sprite[GE_END]; ///< The first sprite per gender/ethnicity
+};
+
+/** Lookup table for indices into the CompanyManagerFace, valid ranges and sprites */
+static const CompanyManagerFaceBitsInfo _cmf_info[] = {
+ /* Index off len WM WF BM BF WM WF BM BF */
+ /* CMFV_GENDER */ { 0, 1, { 2, 2, 2, 2 }, { 0, 0, 0, 0 } }, ///< 0 = male, 1 = female
+ /* CMFV_ETHNICITY */ { 1, 2, { 2, 2, 2, 2 }, { 0, 0, 0, 0 } }, ///< 0 = (Western-)Caucasian, 1 = African(-American)/Black
+ /* CMFV_GEN_ETHN */ { 0, 3, { 4, 4, 4, 4 }, { 0, 0, 0, 0 } }, ///< Shortcut to get/set gender _and_ ethnicity
+ /* CMFV_HAS_MOUSTACHE */ { 3, 1, { 2, 0, 2, 0 }, { 0, 0, 0, 0 } }, ///< Females do not have a moustache
+ /* CMFV_HAS_TIE_EARRING */ { 3, 1, { 0, 2, 0, 2 }, { 0, 0, 0, 0 } }, ///< Draw the earring for females or not. For males the tie is always drawn.
+ /* CMFV_HAS_GLASSES */ { 4, 1, { 2, 2, 2, 2 }, { 0, 0, 0, 0 } }, ///< Whether to draw glasses or not
+ /* CMFV_EYE_COLOUR */ { 5, 2, { 3, 3, 1, 1 }, { 0, 0, 0, 0 } }, ///< Palette modification
+ /* CMFV_CHEEKS */ { 0, 0, { 1, 1, 1, 1 }, { 0x325, 0x326, 0x390, 0x3B0 } }, ///< Cheeks are only indexed by their gender/ethnicity
+ /* CMFV_CHIN */ { 7, 2, { 4, 1, 2, 2 }, { 0x327, 0x327, 0x391, 0x3B1 } },
+ /* CMFV_EYEBROWS */ { 9, 4, { 12, 16, 11, 16 }, { 0x32B, 0x337, 0x39A, 0x3B8 } },
+ /* CMFV_MOUSTACHE */ { 13, 2, { 3, 0, 3, 0 }, { 0x367, 0, 0x397, 0 } }, ///< Depends on CMFV_HAS_MOUSTACHE
+ /* CMFV_LIPS */ { 13, 4, { 12, 10, 9, 9 }, { 0x35B, 0x351, 0x3A5, 0x3C8 } }, ///< Depends on !CMFV_HAS_MOUSTACHE
+ /* CMFV_NOSE */ { 17, 3, { 8, 4, 4, 5 }, { 0x349, 0x34C, 0x393, 0x3B3 } }, ///< Depends on !CMFV_HAS_MOUSTACHE
+ /* CMFV_HAIR */ { 20, 4, { 9, 5, 5, 4 }, { 0x382, 0x38B, 0x3D4, 0x3D9 } },
+ /* CMFV_JACKET */ { 24, 2, { 3, 3, 3, 3 }, { 0x36B, 0x378, 0x36B, 0x378 } },
+ /* CMFV_COLLAR */ { 26, 2, { 4, 4, 4, 4 }, { 0x36E, 0x37B, 0x36E, 0x37B } },
+ /* CMFV_TIE_EARRING */ { 28, 3, { 6, 3, 6, 3 }, { 0x372, 0x37F, 0x372, 0x3D1 } }, ///< Depends on CMFV_HAS_TIE_EARRING
+ /* CMFV_GLASSES */ { 31, 1, { 2, 2, 2, 2 }, { 0x347, 0x347, 0x3AE, 0x3AE } } ///< Depends on CMFV_HAS_GLASSES
+};
+assert_compile(lengthof(_cmf_info) == CMFV_END);
+
+/**
+ * Gets the company manager's face bits for the given company manager's face variable
+ * @param cmf the face to extract the bits from
+ * @param cmfv the face variable to get the data of
+ * @param ge the gender and ethnicity of the face
+ * @pre _cmf_info[cmfv].valid_values[ge] != 0
+ * @return the requested bits
+ */
+static inline uint GetCompanyManagerFaceBits(CompanyManagerFace cmf, CompanyManagerFaceVariable cmfv, GenderEthnicity ge)
+{
+ assert(_cmf_info[cmfv].valid_values[ge] != 0);
+
+ return GB(cmf, _cmf_info[cmfv].offset, _cmf_info[cmfv].length);
+}
+
+/**
+ * Sets the company manager's face bits for the given company manager's face variable
+ * @param cmf the face to write the bits to
+ * @param cmfv the face variable to write the data of
+ * @param ge the gender and ethnicity of the face
+ * @param val the new value
+ * @pre val < _cmf_info[cmfv].valid_values[ge]
+ */
+static inline void SetCompanyManagerFaceBits(CompanyManagerFace &cmf, CompanyManagerFaceVariable cmfv, GenderEthnicity ge, uint val)
+{
+ assert(val < _cmf_info[cmfv].valid_values[ge]);
+
+ SB(cmf, _cmf_info[cmfv].offset, _cmf_info[cmfv].length, val);
+}
+
+/**
+ * Increase/Decrease the company manager's face variable by the given amount.
+ * If the new value greater than the max value for this variable it will be set to 0.
+ * Or is it negativ (< 0) it will be set to max value.
+ *
+ * @param cmf the company manager face to write the bits to
+ * @param cmfv the company manager face variable to write the data of
+ * @param ge the gender and ethnicity of the company manager's face
+ * @param amount the amount which change the value
+ *
+ * @pre 0 <= val < _cmf_info[cmfv].valid_values[ge]
+ */
+static inline void IncreaseCompanyManagerFaceBits(CompanyManagerFace &cmf, CompanyManagerFaceVariable cmfv, GenderEthnicity ge, int8 amount)
+{
+ int8 val = GetCompanyManagerFaceBits(cmf, cmfv, ge) + amount; // the new value for the cmfv
+
+ /* scales the new value to the correct scope */
+ if (val >= _cmf_info[cmfv].valid_values[ge]) {
+ val = 0;
+ } else if (val < 0) {
+ val = _cmf_info[cmfv].valid_values[ge] - 1;
+ }
+
+ SetCompanyManagerFaceBits(cmf, cmfv, ge, val); // save the new value
+}
+
+/**
+ * Checks whether the company manager's face bits have a valid range
+ * @param cmf the face to extract the bits from
+ * @param cmfv the face variable to get the data of
+ * @param ge the gender and ethnicity of the face
+ * @return true if and only if the bits are valid
+ */
+static inline bool AreCompanyManagerFaceBitsValid(CompanyManagerFace cmf, CompanyManagerFaceVariable cmfv, GenderEthnicity ge)
+{
+ return GB(cmf, _cmf_info[cmfv].offset, _cmf_info[cmfv].length) < _cmf_info[cmfv].valid_values[ge];
+}
+
+/**
+ * Scales a company manager's face bits variable to the correct scope
+ * @param cmfv the face variable to write the data of
+ * @param ge the gender and ethnicity of the face
+ * @param val the to value to scale
+ * @pre val < (1U << _cmf_info[cmfv].length), i.e. val has a value of 0..2^(bits used for this variable)-1
+ * @return the scaled value
+ */
+static inline uint ScaleCompanyManagerFaceValue(CompanyManagerFaceVariable cmfv, GenderEthnicity ge, uint val)
+{
+ assert(val < (1U << _cmf_info[cmfv].length));
+
+ return (val * _cmf_info[cmfv].valid_values[ge]) >> _cmf_info[cmfv].length;
+}
+
+/**
+ * Scales all company manager's face bits to the correct scope
+ *
+ * @param cmf the company manager's face to write the bits to
+ */
+static inline void ScaleAllCompanyManagerFaceBits(CompanyManagerFace &cmf)
+{
+ IncreaseCompanyManagerFaceBits(cmf, CMFV_ETHNICITY, GE_WM, 0); // scales the ethnicity
+
+ GenderEthnicity ge = (GenderEthnicity)GB(cmf, _cmf_info[CMFV_GEN_ETHN].offset, _cmf_info[CMFV_GEN_ETHN].length); // gender & ethnicity of the face
+
+ /* Is a male face with moustache. Need to reduce CPU load in the loop. */
+ bool is_moust_male = !HasBit(ge, GENDER_FEMALE) && GetCompanyManagerFaceBits(cmf, CMFV_HAS_MOUSTACHE, ge) != 0;
+
+ for (CompanyManagerFaceVariable cmfv = CMFV_EYE_COLOUR; cmfv < CMFV_END; cmfv++) { // scales all other variables
+
+ /* The moustache variable will be scaled only if it is a male face with has a moustache */
+ if (cmfv != CMFV_MOUSTACHE || is_moust_male) {
+ IncreaseCompanyManagerFaceBits(cmf, cmfv, ge, 0);
+ }
+ }
+}
+
+/**
+ * Make a random new face.
+ * If it is for the advanced company manager's face window then the new face have the same gender
+ * and ethnicity as the old one, else the gender is equal and the ethnicity is random.
+ *
+ * @param cmf the company manager's face to write the bits to
+ * @param ge the gender and ethnicity of the old company manager's face
+ * @param adv if it for the advanced company manager's face window
+ *
+ * @pre scale 'ge' to a valid gender/ethnicity combination
+ */
+static inline void RandomCompanyManagerFaceBits(CompanyManagerFace &cmf, GenderEthnicity ge, bool adv)
+{
+ cmf = InteractiveRandom(); // random all company manager's face bits
+
+ /* scale ge: 0 == GE_WM, 1 == GE_WF, 2 == GE_BM, 3 == GE_BF (and maybe in future: ...) */
+ ge = (GenderEthnicity)((uint)ge % GE_END);
+
+ /* set the gender (and ethnicity) for the new company manager's face */
+ if (adv) {
+ SetCompanyManagerFaceBits(cmf, CMFV_GEN_ETHN, ge, ge);
+ } else {
+ SetCompanyManagerFaceBits(cmf, CMFV_GENDER, ge, HasBit(ge, GENDER_FEMALE));
+ }
+
+ /* scales all company manager's face bits to the correct scope */
+ ScaleAllCompanyManagerFaceBits(cmf);
+}
+
+/**
+ * Gets the sprite to draw for the given company manager's face variable
+ * @param cmf the face to extract the data from
+ * @param cmfv the face variable to get the sprite of
+ * @param ge the gender and ethnicity of the face
+ * @pre _cmf_info[cmfv].valid_values[ge] != 0
+ * @return sprite to draw
+ */
+static inline SpriteID GetCompanyManagerFaceSprite(CompanyManagerFace cmf, CompanyManagerFaceVariable cmfv, GenderEthnicity ge)
+{
+ assert(_cmf_info[cmfv].valid_values[ge] != 0);
+
+ return _cmf_info[cmfv].first_sprite[ge] + GB(cmf, _cmf_info[cmfv].offset, _cmf_info[cmfv].length);
+}
+
+void DrawCompanyManagerFace(CompanyManagerFace face, int color, int x, int y);
+CompanyManagerFace ConvertFromOldCompanyManagerFace(uint32 face);
+bool IsValidCompanyManagerFace(CompanyManagerFace cmf);
+
+#endif /* COMPANY_MANAGER_FACE_H */