Files
@ r4962:2ff3f433591e
Branch filter:
Location: cpp/openttd-patchpack/source/newgrf_spritegroup.c - annotation
r4962:2ff3f433591e
7.4 KiB
text/x-c
(svn r6961) -Codechange: Remove relic from r212 WWT_NODISTXTBTN which was originally used to not
to allow clicking if a button was disabled. This has been superseded in r212 with
general code that doesn't allow any click events for disabled buttons.
to allow clicking if a button was disabled. This has been superseded in r212 with
general code that doesn't allow any click events for disabled buttons.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 | r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3677:4f4e823a9993 r3677:4f4e823a9993 r3595:f5f73809e982 r3677:4f4e823a9993 r4261:8c2d0c75e37a r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r4402:35a65f38e37f r4402:35a65f38e37f r4402:35a65f38e37f r4894:c7f40df3297f r4402:35a65f38e37f r4402:35a65f38e37f r4894:c7f40df3297f r4894:c7f40df3297f r4402:35a65f38e37f r4402:35a65f38e37f r4402:35a65f38e37f r4402:35a65f38e37f r4402:35a65f38e37f r4402:35a65f38e37f r4402:35a65f38e37f r4402:35a65f38e37f r4894:c7f40df3297f r4402:35a65f38e37f r4402:35a65f38e37f r4402:35a65f38e37f r4402:35a65f38e37f r4402:35a65f38e37f r4402:35a65f38e37f r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r4402:35a65f38e37f r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3595:f5f73809e982 r3677:4f4e823a9993 r3677:4f4e823a9993 r3893:99b3f91693d1 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r4331:2985e674c237 r4322:9e4c90dab88c r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3893:99b3f91693d1 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3788:e7a796d95476 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3788:e7a796d95476 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3690:170f7f636f9e r3788:e7a796d95476 r3690:170f7f636f9e r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3686:33cf4841afd1 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3893:99b3f91693d1 r3893:99b3f91693d1 r3893:99b3f91693d1 r3893:99b3f91693d1 r3893:99b3f91693d1 r3893:99b3f91693d1 r3893:99b3f91693d1 r3893:99b3f91693d1 r3893:99b3f91693d1 r3893:99b3f91693d1 r3893:99b3f91693d1 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3893:99b3f91693d1 r3893:99b3f91693d1 r3893:99b3f91693d1 r3942:f752972742f4 r3893:99b3f91693d1 r3893:99b3f91693d1 r3677:4f4e823a9993 r3893:99b3f91693d1 r3893:99b3f91693d1 r3893:99b3f91693d1 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3893:99b3f91693d1 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3686:33cf4841afd1 r3677:4f4e823a9993 r3753:97961b70c0e6 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3734:b6d491fc389c r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 r3677:4f4e823a9993 | /* $Id$ */
#include "stdafx.h"
#include "openttd.h"
#include "variables.h"
#include "macros.h"
#include "pool.h"
#include "newgrf_spritegroup.h"
#include "date.h"
enum {
SPRITEGROUP_POOL_BLOCK_SIZE_BITS = 4, /* (1 << 4) == 16 items */
SPRITEGROUP_POOL_MAX_BLOCKS = 8000,
};
static uint _spritegroup_count = 0;
static MemoryPool _spritegroup_pool;
void DestroySpriteGroup(SpriteGroup *group)
{
/* Free dynamically allocated memory */
/* XXX Cast away the consts due to MSVC being buggy... */
switch (group->type) {
case SGT_REAL:
free((SpriteGroup**)group->g.real.loaded);
free((SpriteGroup**)group->g.real.loading);
break;
case SGT_DETERMINISTIC:
free(group->g.determ.adjusts);
free(group->g.determ.ranges);
break;
case SGT_RANDOMIZED:
free((SpriteGroup**)group->g.random.groups);
break;
default:
break;
}
}
static void SpriteGroupPoolCleanBlock(uint start_item, uint end_item)
{
uint i;
for (i = start_item; i <= end_item; i++) {
DestroySpriteGroup((SpriteGroup*)GetItemFromPool(&_spritegroup_pool, i));
}
}
/* Initialize the SpriteGroup pool */
static MemoryPool _spritegroup_pool = { "SpriteGr", SPRITEGROUP_POOL_MAX_BLOCKS, SPRITEGROUP_POOL_BLOCK_SIZE_BITS, sizeof(SpriteGroup), NULL, &SpriteGroupPoolCleanBlock, 0, 0, NULL };
/* Allocate a new SpriteGroup */
SpriteGroup *AllocateSpriteGroup(void)
{
/* This is totally different to the other pool allocators, as we never remove an item from the pool. */
if (_spritegroup_count == _spritegroup_pool.total_items) {
if (!AddBlockToPool(&_spritegroup_pool)) return NULL;
}
return (SpriteGroup*)GetItemFromPool(&_spritegroup_pool, _spritegroup_count++);
}
void InitializeSpriteGroupPool(void)
{
CleanPool(&_spritegroup_pool);
_spritegroup_count = 0;
}
static inline uint32 GetVariable(const ResolverObject *object, byte variable, byte parameter, bool *available)
{
/* Return common variables */
switch (variable) {
case 0x00: return max(_date - DAYS_TILL_ORIGINAL_BASE_YEAR, 0);
case 0x01: return clamp(_cur_year, ORIGINAL_BASE_YEAR, ORIGINAL_MAX_YEAR) - ORIGINAL_BASE_YEAR;
case 0x02: return _cur_month;
case 0x03: return _opt.landscape;
case 0x09: return _date_fract;
case 0x0A: return _tick_counter;
case 0x0C: return object->callback;
case 0x10: return object->callback_param1;
case 0x11: return 0;
case 0x18: return object->callback_param2;
case 0x1A: return -1;
case 0x1B: return GB(_display_opt, 0, 6);
case 0x1C: return object->last_value;
case 0x20: return _opt.landscape == LT_HILLY ? _opt.snow_line : 0xFF;
/* Not a common variable, so evalute the feature specific variables */
default: return object->GetVariable(object, variable, parameter, available);
}
}
/* Evaluate an adjustment for a variable of the given size. This is a bit of
* an unwieldy macro, but it saves triplicating the code. */
#define BUILD_EVAL_ADJUST(size, usize) \
static inline usize EvalAdjust_ ## size(const DeterministicSpriteGroupAdjust *adjust, usize last_value, int32 value) \
{ \
value >>= adjust->shift_num; \
value &= adjust->and_mask; \
\
if (adjust->type != DSGA_TYPE_NONE) value += (size)adjust->add_val; \
\
switch (adjust->type) { \
case DSGA_TYPE_DIV: value /= (size)adjust->divmod_val; break; \
case DSGA_TYPE_MOD: value %= (usize)adjust->divmod_val; break; \
case DSGA_TYPE_NONE: break; \
} \
\
/* Get our value to the correct range */ \
value = (usize)value; \
\
switch (adjust->operation) { \
case DSGA_OP_ADD: return last_value + value; \
case DSGA_OP_SUB: return last_value - value; \
case DSGA_OP_SMIN: return min(last_value, value); \
case DSGA_OP_SMAX: return max(last_value, value); \
case DSGA_OP_UMIN: return min((usize)last_value, (usize)value); \
case DSGA_OP_UMAX: return max((usize)last_value, (usize)value); \
case DSGA_OP_SDIV: return last_value / value; \
case DSGA_OP_SMOD: return last_value % value; \
case DSGA_OP_UDIV: return (usize)last_value / (usize)value; \
case DSGA_OP_UMOD: return (usize)last_value % (usize)value; \
case DSGA_OP_MUL: return last_value * value; \
case DSGA_OP_AND: return last_value & value; \
case DSGA_OP_OR: return last_value | value; \
case DSGA_OP_XOR: return last_value ^ value; \
default: return value; \
} \
}
BUILD_EVAL_ADJUST(int8, uint8)
BUILD_EVAL_ADJUST(int16, uint16)
BUILD_EVAL_ADJUST(int32, uint32)
static inline const SpriteGroup *ResolveVariable(const SpriteGroup *group, ResolverObject *object)
{
static SpriteGroup nvarzero;
int32 last_value = object->last_value;
int32 value = -1;
uint i;
object->scope = group->g.determ.var_scope;
for (i = 0; i < group->g.determ.num_adjusts; i++) {
DeterministicSpriteGroupAdjust *adjust = &group->g.determ.adjusts[i];
/* Try to get the variable. We shall assume it is available, unless told otherwise. */
bool available = true;
value = GetVariable(object, adjust->variable, adjust->parameter, &available);
if (!available) {
/* Unsupported property: skip further processing and return either
* the group from the first range or the default group. */
return Resolve(group->g.determ.num_ranges > 0 ? group->g.determ.ranges[0].group : group->g.determ.default_group, object);
}
switch (group->g.determ.size) {
case DSG_SIZE_BYTE: value = EvalAdjust_int8(adjust, last_value, value); break;
case DSG_SIZE_WORD: value = EvalAdjust_int16(adjust, last_value, value); break;
case DSG_SIZE_DWORD: value = EvalAdjust_int32(adjust, last_value, value); break;
default: NOT_REACHED(); break;
}
last_value = value;
}
if (group->g.determ.num_ranges == 0) {
/* nvar == 0 is a special case -- we turn our value into a callback result */
nvarzero.type = SGT_CALLBACK;
nvarzero.g.callback.result = GB(value, 0, 15);
return &nvarzero;
}
for (i = 0; i < group->g.determ.num_ranges; i++) {
if (group->g.determ.ranges[i].low <= (uint32)value && (uint32)value <= group->g.determ.ranges[i].high) {
return Resolve(group->g.determ.ranges[i].group, object);
}
}
return Resolve(group->g.determ.default_group, object);
}
static inline const SpriteGroup *ResolveRandom(const SpriteGroup *group, ResolverObject *object)
{
uint32 mask;
byte index;
object->scope = group->g.random.var_scope;
if (object->trigger != 0) {
/* Handle triggers */
/* Magic code that may or may not do the right things... */
byte waiting_triggers = object->GetTriggers(object);
byte match = group->g.random.triggers & (waiting_triggers | object->trigger);
bool res;
res = (group->g.random.cmp_mode == RSG_CMP_ANY) ?
(match != 0) : (match == group->g.random.triggers);
if (res) {
waiting_triggers &= ~match;
object->reseed |= (group->g.random.num_groups - 1) << group->g.random.lowest_randbit;
} else {
waiting_triggers |= object->trigger;
}
object->SetTriggers(object, waiting_triggers);
}
mask = (group->g.random.num_groups - 1) << group->g.random.lowest_randbit;
index = (object->GetRandomBits(object) & mask) >> group->g.random.lowest_randbit;
return Resolve(group->g.random.groups[index], object);
}
/* ResolverObject (re)entry point */
const SpriteGroup *Resolve(const SpriteGroup *group, ResolverObject *object)
{
/* We're called even if there is no group, so quietly return nothing */
if (group == NULL) return NULL;
switch (group->type) {
case SGT_REAL: return object->ResolveReal(object, group);
case SGT_DETERMINISTIC: return ResolveVariable(group, object);
case SGT_RANDOMIZED: return ResolveRandom(group, object);
default: return group;
}
}
|