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r3669:6c54dfa7ae46
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(svn r4584) CodeChange : Cleanup of industry_cmd (Step-3).
Renaming GetIndustrySpecification to GetIndustrySpec. Looks better.
Removing the _industry_prod_up/down/close_strings
in favor of IndustrySpec.closure/production_up/down_text;
A few reformatting along the way.
Work of tfc_team
Renaming GetIndustrySpecification to GetIndustrySpec. Looks better.
Removing the _industry_prod_up/down/close_strings
in favor of IndustrySpec.closure/production_up/down_text;
A few reformatting along the way.
Work of tfc_team
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#ifndef NEWGRF_SPRITEGROUP_H
#define NEWGRF_SPRITEGROUP_H
typedef struct SpriteGroup SpriteGroup;
/* 'Real' sprite groups contain a list of other result or callback sprite
* groups. */
typedef struct RealSpriteGroup {
// Loaded = in motion, loading = not moving
// Each group contains several spritesets, for various loading stages
// XXX: For stations the meaning is different - loaded is for stations
// with small amount of cargo whilst loading is for stations with a lot
// of da stuff.
byte num_loaded; ///< Number of loaded groups
byte num_loading; ///< Number of loading groups
SpriteGroup **loaded; ///< List of loaded groups (can be SpriteIDs or Callback results)
SpriteGroup **loading; ///< List of loading groups (can be SpriteIDs or Callback results)
} RealSpriteGroup;
/* Shared by deterministic and random groups. */
typedef enum VarSpriteGroupScopes {
VSG_SCOPE_SELF,
// Engine of consists for vehicles, city for stations.
VSG_SCOPE_PARENT,
} VarSpriteGroupScope;
typedef enum DeterministicSpriteGroupSizes {
DSG_SIZE_BYTE,
DSG_SIZE_WORD,
DSG_SIZE_DWORD,
} DeterministicSpriteGroupSize;
typedef enum DeterministicSpriteGroupAdjustTypes {
DSGA_TYPE_NONE,
DSGA_TYPE_DIV,
DSGA_TYPE_MOD,
} DeterministicSpriteGroupAdjustType;
typedef enum DeterministicSpriteGroupAdjustOperations {
DSGA_OP_ADD, // a + b
DSGA_OP_SUB, // a - b
DSGA_OP_SMIN, // (signed) min(a, b)
DSGA_OP_SMAX, // (signed) max(a, b)
DSGA_OP_UMIN, // (unsigned) min(a, b)
DSGA_OP_UMAX, // (unsigned) max(a, b)
DSGA_OP_SDIV, // (signed) a / b
DSGA_OP_SMOD, // (signed) a % b
DSGA_OP_UDIV, // (unsigned) a / b
DSGA_OP_UMOD, // (unsigned) a & b
DSGA_OP_MUL, // a * b
DSGA_OP_AND, // a & b
DSGA_OP_OR, // a | b
DSGA_OP_XOR, // a ^ b
} DeterministicSpriteGroupAdjustOperation;
typedef struct DeterministicSpriteGroupAdjust {
DeterministicSpriteGroupAdjustOperation operation;
DeterministicSpriteGroupAdjustType type;
byte variable;
byte parameter; ///< Used for variables between 0x60 and 0x7F inclusive.
byte shift_num;
uint32 and_mask;
uint32 add_val;
uint32 divmod_val;
} DeterministicSpriteGroupAdjust;
typedef struct DeterministicSpriteGroupRange {
SpriteGroup *group;
uint32 low;
uint32 high;
} DeterministicSpriteGroupRange;
typedef struct DeterministicSpriteGroup {
VarSpriteGroupScope var_scope;
DeterministicSpriteGroupSize size;
byte num_adjusts;
byte num_ranges;
DeterministicSpriteGroupAdjust *adjusts;
DeterministicSpriteGroupRange *ranges; // Dynamically allocated
// Dynamically allocated, this is the sole owner
SpriteGroup *default_group;
} DeterministicSpriteGroup;
typedef enum RandomizedSpriteGroupCompareModes {
RSG_CMP_ANY,
RSG_CMP_ALL,
} RandomizedSpriteGroupCompareMode;
typedef struct RandomizedSpriteGroup {
// Take this object:
VarSpriteGroupScope var_scope;
// Check for these triggers:
RandomizedSpriteGroupCompareMode cmp_mode;
byte triggers;
// Look for this in the per-object randomized bitmask:
byte lowest_randbit;
byte num_groups; // must be power of 2
// Take the group with appropriate index:
SpriteGroup **groups;
} RandomizedSpriteGroup;
/* This contains a callback result. A failed callback has a value of
* CALLBACK_FAILED */
typedef struct CallbackResultSpriteGroup {
uint16 result;
} CallbackResultSpriteGroup;
/* A result sprite group returns the first SpriteID and the number of
* sprites in the set */
typedef struct ResultSpriteGroup {
SpriteID sprite;
byte num_sprites;
} ResultSpriteGroup;
/* List of different sprite group types */
typedef enum SpriteGroupType {
SGT_INVALID,
SGT_REAL,
SGT_DETERMINISTIC,
SGT_RANDOMIZED,
SGT_CALLBACK,
SGT_RESULT,
} SpriteGroupType;
/* Common wrapper for all the different sprite group types */
struct SpriteGroup {
SpriteGroupType type;
union {
RealSpriteGroup real;
DeterministicSpriteGroup determ;
RandomizedSpriteGroup random;
CallbackResultSpriteGroup callback;
ResultSpriteGroup result;
} g;
};
SpriteGroup *AllocateSpriteGroup(void);
void InitializeSpriteGroupPool(void);
#endif /* NEWGRF_SPRITEGROUP_H */
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