mirror of https://github.com/OpenTTD/OpenTTD.git
(svn r4583) - NewGRF: Revamp sprite group loading to support advanced varadjusts and variable size. These are not yet processed, however.
This commit is contained in:
parent
b81e6dd6a2
commit
2f01c7d990
226
newgrf.c
226
newgrf.c
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@ -176,6 +176,17 @@ static uint32 grf_load_dword(byte **buf)
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return val;
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}
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static uint32 grf_load_var(byte size, byte **buf)
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{
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switch (size) {
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case 1: return grf_load_byte(buf);
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case 2: return grf_load_word(buf);
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case 4: return grf_load_dword(buf);
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default:
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NOT_REACHED();
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return 0;
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}
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}
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static GRFFile *GetFileByGRFID(uint32 grfid)
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{
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@ -1247,12 +1258,12 @@ static SpriteGroup* NewCallBackResultSpriteGroup(uint16 value)
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* @param sprites The number of sprites per set.
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* @return A spritegroup representing the sprite number result.
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*/
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static SpriteGroup* NewResultSpriteGroup(uint16 value, byte sprites)
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static SpriteGroup* NewResultSpriteGroup(SpriteID sprite, byte num_sprites)
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{
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SpriteGroup *group = AllocateSpriteGroup();
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group->type = SGT_RESULT;
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group->g.result.result = value;
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group->g.result.sprites = sprites;
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group->g.result.sprite = sprite;
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group->g.result.num_sprites = num_sprites;
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return group;
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}
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@ -1384,42 +1395,78 @@ static void NewSpriteGroup(byte *buf, int len)
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/* Deterministic Sprite Group */
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case 0x81: // Self scope, byte
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case 0x82: // Parent scope, byte
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case 0x85: // Self scope, word
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case 0x86: // Parent scope, word
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case 0x89: // Self scope, dword
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case 0x8A: // Parent scope, dword
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{
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DeterministicSpriteGroup *dg;
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int i;
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byte varadjust;
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byte varsize;
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uint i;
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check_length(bufend - buf, 6, "NewSpriteGroup 0x81/0x82");
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/* Check we can load the var size parameter */
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check_length(bufend - buf, 1, "NewSpriteGroup (Deterministic) (1)");
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group = AllocateSpriteGroup();
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group->type = SGT_DETERMINISTIC;
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dg = &group->g.determ;
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group->g.determ.var_scope = HASBIT(type, 1) ? VSG_SCOPE_PARENT : VSG_SCOPE_SELF;
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dg->var_scope = type == 0x82 ? VSG_SCOPE_PARENT : VSG_SCOPE_SELF;
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dg->variable = grf_load_byte(&buf);
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/* Variables 0x60 - 0x7F include an extra parameter */
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if (IS_BYTE_INSIDE(dg->variable, 0x60, 0x80))
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dg->parameter = grf_load_byte(&buf);
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dg->shift_num = grf_load_byte(&buf);
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dg->and_mask = grf_load_byte(&buf);
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dg->operation = dg->shift_num >> 6; /* w00t */
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dg->shift_num &= 0x3F;
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if (dg->operation != DSG_OP_NONE) {
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dg->add_val = grf_load_byte(&buf);
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dg->divmod_val = grf_load_byte(&buf);
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switch (GB(type, 2, 2)) {
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case 0: group->g.determ.size = DSG_SIZE_BYTE; varsize = 1; break;
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case 1: group->g.determ.size = DSG_SIZE_WORD; varsize = 2; break;
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case 2: group->g.determ.size = DSG_SIZE_DWORD; varsize = 4; break;
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default: NOT_REACHED(); break;
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}
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/* (groupid & 0x8000) means this is callback result. */
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check_length(bufend - buf, 2 + (varsize * 3) + 2, "NewSpriteGroup (Deterministic) (2)");
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dg->num_ranges = grf_load_byte(&buf);
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dg->ranges = calloc(dg->num_ranges, sizeof(*dg->ranges));
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for (i = 0; i < dg->num_ranges; i++) {
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dg->ranges[i].group = GetGroupFromGroupID(setid, type, grf_load_word(&buf));
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dg->ranges[i].low = grf_load_byte(&buf);
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dg->ranges[i].high = grf_load_byte(&buf);
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/* Loop through the var adjusts. Unfortunately we don't know how many we have
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* from the outset, so we shall have to keep reallocing. */
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do {
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DeterministicSpriteGroupAdjust *adjust;
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if (group->g.determ.num_adjusts > 0) {
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check_length(bufend - buf, 2 + (varsize * 3) + 3, "NewSpriteGroup (Deterministic) (3)");
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}
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group->g.determ.num_adjusts++;
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group->g.determ.adjusts = realloc(group->g.determ.adjusts, group->g.determ.num_adjusts * sizeof(*group->g.determ.adjusts));
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adjust = &group->g.determ.adjusts[group->g.determ.num_adjusts - 1];
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/* The first var adjust doesn't have an operation specified, so we set it to add. */
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adjust->operation = group->g.determ.num_adjusts == 1 ? DSGA_OP_ADD : grf_load_byte(&buf);
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adjust->variable = grf_load_byte(&buf);
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adjust->parameter = IS_BYTE_INSIDE(adjust->variable, 0x60, 0x80) ? grf_load_byte(&buf) : 0;
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varadjust = grf_load_byte(&buf);
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adjust->shift_num = GB(varadjust, 0, 5);
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adjust->type = GB(varadjust, 6, 2);
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adjust->and_mask = grf_load_var(varsize, &buf);
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if (adjust->type != DSGA_TYPE_NONE) {
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adjust->add_val = grf_load_var(varsize, &buf);
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adjust->divmod_val = grf_load_var(varsize, &buf);
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} else {
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adjust->add_val = 0;
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adjust->divmod_val = 0;
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}
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/* Continue reading var adjusts while bit 5 is set. */
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} while (HASBIT(varadjust, 5));
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group->g.determ.num_ranges = grf_load_byte(&buf);
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group->g.determ.ranges = calloc(group->g.determ.num_ranges, sizeof(*group->g.determ.ranges));
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check_length(bufend - buf, 2 + (2 + 2 * varsize) * group->g.determ.num_ranges, "NewSpriteGroup (Deterministic)");
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for (i = 0; i < group->g.determ.num_ranges; i++) {
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group->g.determ.ranges[i].group = GetGroupFromGroupID(setid, type, grf_load_word(&buf));
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group->g.determ.ranges[i].low = grf_load_var(varsize, &buf);
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group->g.determ.ranges[i].high = grf_load_var(varsize, &buf);
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}
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dg->default_group = GetGroupFromGroupID(setid, type, grf_load_word(&buf));
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group->g.determ.default_group = GetGroupFromGroupID(setid, type, grf_load_word(&buf));
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break;
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}
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@ -1427,79 +1474,88 @@ static void NewSpriteGroup(byte *buf, int len)
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case 0x80: // Self scope
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case 0x83: // Parent scope
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{
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RandomizedSpriteGroup *rg;
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int i;
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byte triggers;
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uint i;
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/* This stuff is getting actually evaluated in
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* EvalRandomizedSpriteGroup(). */
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check_length(bufend - buf, 6, "NewSpriteGroup 0x80/0x83");
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check_length(bufend - buf, 7, "NewSpriteGroup (Randomized) (1)");
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group = AllocateSpriteGroup();
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group->type = SGT_RANDOMIZED;
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rg = &group->g.random;
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group->g.random.var_scope = HASBIT(type, 1) ? VSG_SCOPE_PARENT : VSG_SCOPE_SELF;
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rg->var_scope = type == 0x83 ? VSG_SCOPE_PARENT : VSG_SCOPE_SELF;
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triggers = grf_load_byte(&buf);
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group->g.random.triggers = GB(triggers, 0, 7);
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group->g.random.cmp_mode = HASBIT(triggers, 7) ? RSG_CMP_ALL : RSG_CMP_ANY;
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group->g.random.lowest_randbit = grf_load_byte(&buf);
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group->g.random.num_groups = grf_load_byte(&buf);
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group->g.random.groups = calloc(group->g.random.num_groups, sizeof(*group->g.random.groups));
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rg->triggers = grf_load_byte(&buf);
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rg->cmp_mode = rg->triggers & 0x80;
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rg->triggers &= 0x7F;
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check_length(bufend - buf, 2 * group->g.random.num_groups, "NewSpriteGroup (Randomized) (2)");
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rg->lowest_randbit = grf_load_byte(&buf);
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rg->num_groups = grf_load_byte(&buf);
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rg->groups = calloc(rg->num_groups, sizeof(*rg->groups));
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for (i = 0; i < rg->num_groups; i++) {
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rg->groups[i] = GetGroupFromGroupID(setid, type, grf_load_word(&buf));
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for (i = 0; i < group->g.random.num_groups; i++) {
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group->g.random.groups[i] = GetGroupFromGroupID(setid, type, grf_load_word(&buf));
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}
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break;
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}
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/* Neither a variable or randomized sprite group... must be a real group */
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default:
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{
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RealSpriteGroup *rg;
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byte num_loaded = type;
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byte num_loading = grf_load_byte(&buf);
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uint i;
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switch (feature) {
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case GSF_TRAIN:
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case GSF_ROAD:
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case GSF_SHIP:
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case GSF_AIRCRAFT:
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case GSF_STATION:
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{
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byte sprites = _cur_grffile->spriteset_numents;
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byte num_loaded = type;
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byte num_loading = grf_load_byte(&buf);
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uint i;
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if (_cur_grffile->spriteset_start == 0) {
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grfmsg(GMS_ERROR, "NewSpriteGroup: No sprite set to work on! Skipping.");
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return;
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if (_cur_grffile->spriteset_start == 0) {
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grfmsg(GMS_ERROR, "NewSpriteGroup: No sprite set to work on! Skipping.");
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return;
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}
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if (_cur_grffile->first_spriteset == 0) {
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DEBUG(grf, 6) ("NewSpriteGroup: Setting 0x%X as first Sprite ID", _cur_grffile->spriteset_start);
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_cur_grffile->first_spriteset = _cur_grffile->spriteset_start;
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}
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check_length(bufend - buf, 2 * num_loaded + 2 * num_loading, "NewSpriteGroup (Real) (1)");
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group = AllocateSpriteGroup();
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group->type = SGT_REAL;
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group->g.real.num_loaded = num_loaded;
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group->g.real.num_loading = num_loading;
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if (num_loaded > 0) group->g.real.loaded = calloc(num_loaded, sizeof(*group->g.real.loaded));
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if (num_loading > 0) group->g.real.loading = calloc(num_loading, sizeof(*group->g.real.loading));
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DEBUG(grf, 6) ("NewSpriteGroup: New SpriteGroup 0x%02X, %u views, %u loaded, %u loading",
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setid, sprites, num_loaded, num_loading);
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for (i = 0; i < num_loaded; i++) {
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uint16 spriteid = grf_load_word(&buf);
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group->g.real.loaded[i] = CreateGroupFromGroupID(setid, type, spriteid, sprites);
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DEBUG(grf, 8) ("NewSpriteGroup: + rg->loaded[%i] = subset %u", i, spriteid);
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}
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for (i = 0; i < num_loading; i++) {
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uint16 spriteid = grf_load_word(&buf);
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group->g.real.loading[i] = CreateGroupFromGroupID(setid, type, spriteid, sprites);
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DEBUG(grf, 8) ("NewSpriteGroup: + rg->loading[%i] = subset %u", i, spriteid);
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}
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break;
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}
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/* Loading of Tile Layout and Production Callback groups would happen here */
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default:
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grfmsg(GMS_WARN, "NewSpriteGroup: Unsupported feature %d, skipping.", feature);
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}
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if (_cur_grffile->first_spriteset == 0)
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_cur_grffile->first_spriteset = _cur_grffile->spriteset_start;
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group = AllocateSpriteGroup();
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group->type = SGT_REAL;
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rg = &group->g.real;
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rg->sprites_per_set = _cur_grffile->spriteset_numents;
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rg->loaded_count = num_loaded;
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rg->loading_count = num_loading;
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rg->loaded = calloc(rg->loaded_count, sizeof(*rg->loaded));
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rg->loading = calloc(rg->loading_count, sizeof(*rg->loading));
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DEBUG(grf, 6) ("NewSpriteGroup: New SpriteGroup 0x%02hhx, %u views, %u loaded, %u loading, sprites %u - %u",
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setid, rg->sprites_per_set, rg->loaded_count, rg->loading_count,
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_cur_grffile->spriteset_start - _cur_grffile->sprite_offset,
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_cur_grffile->spriteset_start + (_cur_grffile->spriteset_numents * (num_loaded + num_loading)) - _cur_grffile->sprite_offset);
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for (i = 0; i < num_loaded; i++) {
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uint16 spriteset_id = grf_load_word(&buf);
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rg->loaded[i] = CreateGroupFromGroupID(setid, type, spriteset_id, rg->sprites_per_set);
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DEBUG(grf, 8) ("NewSpriteGroup: + rg->loaded[%i] = %u (subset %u)", i, rg->loaded[i]->g.result.result, spriteset_id);
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}
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for (i = 0; i < num_loading; i++) {
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uint16 spriteset_id = grf_load_word(&buf);
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rg->loading[i] = CreateGroupFromGroupID(setid, type, spriteset_id, rg->sprites_per_set);
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DEBUG(grf, 8) ("NewSpriteGroup: + rg->loading[%i] = %u (subset %u)", i, rg->loading[i]->g.result.result, spriteset_id);
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}
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break;
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}
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}
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@ -208,16 +208,18 @@ static const SpriteGroup* ResolveVehicleSpriteGroup(const SpriteGroup *spritegro
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const DeterministicSpriteGroup *dsg = &spritegroup->g.determ;
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const SpriteGroup *target;
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int value = -1;
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// XXX Temporary support
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byte variable = dsg->adjusts[0].variable;
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//debug("[%p] Having fun resolving variable %x", veh, dsg->variable);
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if (dsg->variable == 0x0C) {
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//debug("[%p] Having fun resolving variable %x", veh, variable);
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if (variable == 0x0C) {
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/* Callback ID */
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value = callback_info & 0xFF;
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} else if (dsg->variable == 0x10) {
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} else if (variable == 0x10) {
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value = (callback_info >> 8) & 0xFF;
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} else if ((dsg->variable >> 6) == 0) {
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} else if ((variable >> 6) == 0) {
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/* General property */
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value = GetDeterministicSpriteValue(dsg->variable);
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value = GetDeterministicSpriteValue(variable);
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} else {
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/* Vehicle-specific property. */
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@ -240,18 +242,18 @@ static const SpriteGroup* ResolveVehicleSpriteGroup(const SpriteGroup *spritegro
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veh = GetFirstVehicleInChain(veh);
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}
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if (dsg->variable == 0x40 || dsg->variable == 0x41) {
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if (variable == 0x40 || variable == 0x41) {
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if (veh->type == VEH_Train) {
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const Vehicle *u = GetFirstVehicleInChain(veh);
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byte chain_before = 0, chain_after = 0;
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while (u != veh) {
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chain_before++;
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if (dsg->variable == 0x41 && u->engine_type != veh->engine_type)
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if (variable == 0x41 && u->engine_type != veh->engine_type)
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chain_before = 0;
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u = u->next;
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}
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while (u->next != NULL && (dsg->variable == 0x40 || u->next->engine_type == veh->engine_type)) {
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while (u->next != NULL && (variable == 0x40 || u->next->engine_type == veh->engine_type)) {
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chain_after++;
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u = u->next;
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};
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@ -265,7 +267,7 @@ static const SpriteGroup* ResolveVehicleSpriteGroup(const SpriteGroup *spritegro
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} else {
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// TTDPatch runs on little-endian arch;
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// Variable is 0x80 + offset in TTD's vehicle structure
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switch (dsg->variable - 0x80) {
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switch (variable - 0x80) {
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#define veh_prop(id_, value_) case (id_): value = (value_); break
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veh_prop(0x00, veh->type);
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veh_prop(0x01, MapOldSubType(veh));
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@ -347,7 +349,7 @@ static const SpriteGroup* ResolveVehicleSpriteGroup(const SpriteGroup *spritegro
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#undef veh_prop
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// Handle vehicle specific properties.
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default: value = VehicleSpecificProperty(veh, dsg->variable - 0x80); break;
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default: value = VehicleSpecificProperty(veh, variable - 0x80); break;
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}
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}
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}
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@ -411,7 +413,6 @@ int GetCustomEngineSprite(EngineID engine, const Vehicle* v, Direction direction
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byte loaded = 0;
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bool in_motion = 0;
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int totalsets, spriteset;
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int r;
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if (v != NULL) {
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int capacity = v->cargo_cap;
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@ -444,16 +445,11 @@ int GetCustomEngineSprite(EngineID engine, const Vehicle* v, Direction direction
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assert(group->type == SGT_REAL);
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rsg = &group->g.real;
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if (!rsg->sprites_per_set) {
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// This group is empty. This function users should therefore
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// look up the sprite number in _engine_original_sprites.
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return 0;
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}
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// This group is empty. This function users should therefore
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// look up the sprite number in _engine_original_sprites.
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if (rsg->num_loaded == 0 || rsg->num_loading == 0) return 0;
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assert(rsg->sprites_per_set <= 8);
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direction %= rsg->sprites_per_set;
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totalsets = in_motion ? rsg->loaded_count : rsg->loading_count;
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totalsets = in_motion ? rsg->num_loaded : rsg->num_loading;
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// My aim here is to make it possible to visually determine absolutely
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// empty and totally full vehicles. --pasky
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@ -470,8 +466,10 @@ int GetCustomEngineSprite(EngineID engine, const Vehicle* v, Direction direction
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spriteset--;
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}
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r = (in_motion ? rsg->loaded[spriteset]->g.result.result : rsg->loading[spriteset]->g.result.result) + direction;
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return r;
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group = in_motion ? rsg->loaded[spriteset] : rsg->loading[spriteset];
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||||
if (group->type != SGT_RESULT) return 0;
|
||||
|
||||
return group->g.result.sprite + (direction % group->g.result.num_sprites);
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
|
@ -29,6 +29,7 @@ static void SpriteGroupPoolCleanBlock(uint start_item, uint end_item)
|
|||
break;
|
||||
|
||||
case SGT_DETERMINISTIC:
|
||||
free(group->g.determ.adjusts);
|
||||
free(group->g.determ.ranges);
|
||||
break;
|
||||
|
||||
|
|
|
@ -6,9 +6,10 @@
|
|||
|
||||
typedef struct SpriteGroup SpriteGroup;
|
||||
|
||||
typedef struct RealSpriteGroup {
|
||||
byte sprites_per_set; // means number of directions - 4 or 8
|
||||
|
||||
/* '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
|
||||
|
||||
|
@ -16,53 +17,81 @@ typedef struct RealSpriteGroup {
|
|||
// with small amount of cargo whilst loading is for stations with a lot
|
||||
// of da stuff.
|
||||
|
||||
byte loaded_count; ///< Number of loaded groups
|
||||
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)
|
||||
byte loading_count; ///< Number of loading groups
|
||||
SpriteGroup **loading; ///< List of loading groups (can be SpriteIDs or Callback results)
|
||||
} RealSpriteGroup;
|
||||
|
||||
/* Shared by deterministic and random groups. */
|
||||
typedef enum VarSpriteGroupScope {
|
||||
typedef enum VarSpriteGroupScopes {
|
||||
VSG_SCOPE_SELF,
|
||||
// Engine of consists for vehicles, city for stations.
|
||||
VSG_SCOPE_PARENT,
|
||||
} VarSpriteGroupScope;
|
||||
|
||||
typedef struct DeterministicSpriteGroupRanges DeterministicSpriteGroupRanges;
|
||||
typedef enum DeterministicSpriteGroupSizes {
|
||||
DSG_SIZE_BYTE,
|
||||
DSG_SIZE_WORD,
|
||||
DSG_SIZE_DWORD,
|
||||
} DeterministicSpriteGroupSize;
|
||||
|
||||
typedef enum DeterministicSpriteGroupOperation {
|
||||
DSG_OP_NONE,
|
||||
DSG_OP_DIV,
|
||||
DSG_OP_MOD,
|
||||
} DeterministicSpriteGroupOperation;
|
||||
typedef enum DeterministicSpriteGroupAdjustTypes {
|
||||
DSGA_TYPE_NONE,
|
||||
DSGA_TYPE_DIV,
|
||||
DSGA_TYPE_MOD,
|
||||
} DeterministicSpriteGroupAdjustType;
|
||||
|
||||
typedef struct DeterministicSpriteGroupRange DeterministicSpriteGroupRange;
|
||||
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 DeterministicSpriteGroup {
|
||||
// Take this variable:
|
||||
VarSpriteGroupScope var_scope;
|
||||
|
||||
typedef struct DeterministicSpriteGroupAdjust {
|
||||
DeterministicSpriteGroupAdjustOperation operation;
|
||||
DeterministicSpriteGroupAdjustType type;
|
||||
byte variable;
|
||||
byte parameter; ///< Used for variables between 0x60 and 0x7F inclusive.
|
||||
|
||||
// Do this with it:
|
||||
byte shift_num;
|
||||
byte and_mask;
|
||||
uint32 and_mask;
|
||||
uint32 add_val;
|
||||
uint32 divmod_val;
|
||||
} DeterministicSpriteGroupAdjust;
|
||||
|
||||
// Then do this with it:
|
||||
DeterministicSpriteGroupOperation operation;
|
||||
byte add_val;
|
||||
byte divmod_val;
|
||||
|
||||
// And apply it to this:
|
||||
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 RandomizedSpriteGroupCompareMode {
|
||||
typedef enum RandomizedSpriteGroupCompareModes {
|
||||
RSG_CMP_ANY,
|
||||
RSG_CMP_ALL,
|
||||
} RandomizedSpriteGroupCompareMode;
|
||||
|
@ -83,15 +112,22 @@ typedef struct RandomizedSpriteGroup {
|
|||
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 {
|
||||
uint16 result;
|
||||
byte sprites;
|
||||
SpriteID sprite;
|
||||
byte num_sprites;
|
||||
} ResultSpriteGroup;
|
||||
|
||||
/* List of different sprite group types */
|
||||
typedef enum SpriteGroupType {
|
||||
SGT_INVALID,
|
||||
SGT_REAL,
|
||||
|
@ -101,6 +137,7 @@ typedef enum SpriteGroupType {
|
|||
SGT_RESULT,
|
||||
} SpriteGroupType;
|
||||
|
||||
/* Common wrapper for all the different sprite group types */
|
||||
struct SpriteGroup {
|
||||
SpriteGroupType type;
|
||||
|
||||
|
@ -113,12 +150,6 @@ struct SpriteGroup {
|
|||
} g;
|
||||
};
|
||||
|
||||
struct DeterministicSpriteGroupRange {
|
||||
SpriteGroup *group;
|
||||
byte low;
|
||||
byte high;
|
||||
};
|
||||
|
||||
|
||||
SpriteGroup *AllocateSpriteGroup(void);
|
||||
void InitializeSpriteGroupPool(void);
|
||||
|
|
|
@ -169,10 +169,11 @@ static const RealSpriteGroup *ResolveStationSpriteGroup(const SpriteGroup *spg,
|
|||
const DeterministicSpriteGroup *dsg = &spg->g.determ;
|
||||
SpriteGroup *target;
|
||||
int value = -1;
|
||||
byte variable = dsg->adjusts[0].variable;
|
||||
|
||||
if ((dsg->variable >> 6) == 0) {
|
||||
if ((variable >> 6) == 0) {
|
||||
/* General property */
|
||||
value = GetDeterministicSpriteValue(dsg->variable);
|
||||
value = GetDeterministicSpriteValue(variable);
|
||||
} else {
|
||||
if (st == NULL) {
|
||||
/* We are in a build dialog of something,
|
||||
|
@ -192,7 +193,7 @@ static const RealSpriteGroup *ResolveStationSpriteGroup(const SpriteGroup *spg,
|
|||
/* TODO: Town structure. */
|
||||
|
||||
} else /* VSG_SELF */ {
|
||||
if (dsg->variable == 0x40 || dsg->variable == 0x41) {
|
||||
if (variable == 0x40 || variable == 0x41) {
|
||||
/* FIXME: This is ad hoc only
|
||||
* for waypoints. */
|
||||
value = 0x01010000;
|
||||
|
@ -200,7 +201,7 @@ static const RealSpriteGroup *ResolveStationSpriteGroup(const SpriteGroup *spg,
|
|||
/* TODO: Only small fraction done. */
|
||||
// TTDPatch runs on little-endian arch;
|
||||
// Variable is 0x70 + offset in the TTD's station structure
|
||||
switch (dsg->variable - 0x70) {
|
||||
switch (variable - 0x70) {
|
||||
case 0x80: value = st->facilities; break;
|
||||
case 0x81: value = st->airport_type; break;
|
||||
case 0x82: value = st->truck_stops->status; break;
|
||||
|
@ -229,10 +230,8 @@ uint32 GetCustomStationRelocation(const StationSpec *spec, const Station *st, by
|
|||
const RealSpriteGroup *rsg = ResolveStationSpriteGroup(spec->spritegroup[ctype], st);
|
||||
if (rsg == NULL) return 0;
|
||||
|
||||
if (rsg->sprites_per_set != 0) {
|
||||
if (rsg->loading_count != 0) return rsg->loading[0]->g.result.result;
|
||||
if (rsg->loaded_count != 0) return rsg->loaded[0]->g.result.result;
|
||||
}
|
||||
if (rsg->num_loading != 0) return rsg->loading[0]->g.result.sprite;
|
||||
if (rsg->num_loaded != 0) return rsg->loaded[0]->g.result.sprite;
|
||||
|
||||
DEBUG(grf, 6)("Custom station 0x%08x::0x%02x has no sprites associated.",
|
||||
spec->grfid, spec->localidx);
|
||||
|
|
22
sprite.c
22
sprite.c
|
@ -11,27 +11,27 @@ SpriteGroup *EvalDeterministicSpriteGroup(const DeterministicSpriteGroup *dsg, i
|
|||
{
|
||||
int i;
|
||||
|
||||
value >>= dsg->shift_num; // This should bring us to the byte range.
|
||||
value &= dsg->and_mask;
|
||||
value >>= dsg->adjusts[0].shift_num; // This should bring us to the byte range.
|
||||
value &= dsg->adjusts[0].and_mask;
|
||||
|
||||
if (dsg->operation != DSG_OP_NONE)
|
||||
value += (signed char) dsg->add_val;
|
||||
if (dsg->adjusts[0].operation != DSGA_TYPE_NONE)
|
||||
value += (signed char) dsg->adjusts[0].add_val;
|
||||
|
||||
switch (dsg->operation) {
|
||||
case DSG_OP_DIV:
|
||||
value /= (signed char) dsg->divmod_val;
|
||||
switch (dsg->adjusts[0].type) {
|
||||
case DSGA_TYPE_DIV:
|
||||
value /= (signed char) dsg->adjusts[0].divmod_val;
|
||||
break;
|
||||
case DSG_OP_MOD:
|
||||
value %= (signed char) dsg->divmod_val;
|
||||
case DSGA_TYPE_MOD:
|
||||
value %= (signed char) dsg->adjusts[0].divmod_val;
|
||||
break;
|
||||
case DSG_OP_NONE:
|
||||
case DSGA_TYPE_NONE:
|
||||
break;
|
||||
}
|
||||
|
||||
for (i = 0; i < dsg->num_ranges; i++) {
|
||||
DeterministicSpriteGroupRange *range = &dsg->ranges[i];
|
||||
|
||||
if (range->low <= value && value <= range->high)
|
||||
if (range->low <= (uint32)value && (uint32)value <= range->high)
|
||||
return range->group;
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in New Issue