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Debug: Add general mechanism to dump a sprite group chain

Browse Source
pull/261/head
Jonathan G Rennison 3 years ago
parent 12e00624ba
commit 6f10b01ba2
3 changed files with 194 additions and 1 deletions
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14
src/newgrf_engine.cpp
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@ -1635,3 +1635,17 @@ void AnalyseEngineCallbacks()
}
}
}
void DumpVehicleSpriteGroup(const Vehicle *v, std::function<void(const char *)> print)
{
const SpriteGroup *root_spritegroup = nullptr;
if (v->IsGroundVehicle()) root_spritegroup = GetWagonOverrideSpriteSet(v->engine_type, v->cargo_type, v->GetGroundVehicleCache()->first_engine);
if (root_spritegroup == nullptr) {
const Engine *e = Engine::Get(v->engine_type);
CargoID cargo = v->cargo_type;
assert(cargo < lengthof(e->grf_prop.spritegroup));
root_spritegroup = e->grf_prop.spritegroup[cargo] != nullptr ? e->grf_prop.spritegroup[cargo] : e->grf_prop.spritegroup[CT_DEFAULT];
}
DumpSpriteGroup(root_spritegroup, std::move(print));
}

177
src/newgrf_spritegroup.cpp
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@ -14,7 +14,7 @@
#include "core/pool_func.hpp"
#include "vehicle_type.h"
#include "newgrf_cache_check.h"
#include "scope_info.h"
#include "string_func.h"
#include "safeguards.h"
@ -471,3 +471,178 @@ const DrawTileSprites *TileLayoutSpriteGroup::ProcessRegisters(uint8 *stage) con
return &result;
}
struct SpriteGroupDumper {
private:
char buffer[1024];
std::function<void(const char *)> print_fn;
const SpriteGroup *top_default_group = nullptr;
btree::btree_set<const DeterministicSpriteGroup *> seen_dsgs;
void print() { this->print_fn(this->buffer); }
enum SpriteGroupDumperFlags {
SGDF_DEFAULT = 1 << 0,
};
public:
SpriteGroupDumper(std::function<void(const char *)> print) : print_fn(print) {}
void DumpSpriteGroup(const SpriteGroup *sg, int padding, uint flags);
};
static const char *_dsg_op_names[] {
"ADD",
"SUB",
"SMIN",
"SMAX",
"UMIN",
"UMAX",
"SDIV",
"SMOD",
"UDIV",
"UMOD",
"MUL",
"AND",
"OR",
"XOR",
"STO",
"RST",
"STOP",
"ROR",
"SCMP",
"UCMP",
"SHL",
"SHR",
"SAR",
};
static_assert(lengthof(_dsg_op_names) == DSGA_OP_END);
static const char *_sg_scope_names[] {
"SELF",
"PARENT",
"RELATIVE",
};
static_assert(lengthof(_sg_scope_names) == VSG_END);
static const char *_sg_size_names[] {
"BYTE",
"WORD",
"DWORD",
};
void SpriteGroupDumper::DumpSpriteGroup(const SpriteGroup *sg, int padding, uint flags)
{
if (sg == nullptr) {
seprintf(this->buffer, lastof(this->buffer), "%*sNULL GROUP", padding, "");
this->print();
return;
}
switch (sg->type) {
case SGT_REAL: {
const RealSpriteGroup *rsg = (const RealSpriteGroup*)sg;
seprintf(this->buffer, lastof(this->buffer), "%*sReal (loaded: %u, loading: %u) [%u]",
padding, "", (uint)rsg->loaded.size(), (uint)rsg->loading.size(), sg->nfo_line);
this->print();
for (size_t i = 0; i < rsg->loaded.size(); i++) {
seprintf(this->buffer, lastof(this->buffer), "%*sLoaded %u", padding + 2, "", (uint)i);
this->print();
this->DumpSpriteGroup(rsg->loaded[i], padding + 4, 0);
}
for (size_t i = 0; i < rsg->loading.size(); i++) {
seprintf(this->buffer, lastof(this->buffer), "%*sLoading %u", padding + 2, "", (uint)i);
this->print();
this->DumpSpriteGroup(rsg->loading[i], padding + 4, 0);
}
break;
}
case SGT_DETERMINISTIC: {
const DeterministicSpriteGroup *dsg = (const DeterministicSpriteGroup*)sg;
if (padding == 0 && !dsg->calculated_result && dsg->default_group != nullptr) {
this->top_default_group = dsg->default_group;
}
if (dsg == this->top_default_group && !(padding == 4 && (flags & SGDF_DEFAULT))) {
seprintf(this->buffer, lastof(this->buffer), "%*sTOP LEVEL DEFAULT GROUP: Deterministic (%s, %s), [%u]",
padding, "", _sg_scope_names[dsg->var_scope], _sg_size_names[dsg->size], dsg->nfo_line);
this->print();
return;
}
auto res = this->seen_dsgs.insert(dsg);
if (!res.second) {
seprintf(this->buffer, lastof(this->buffer), "%*sGROUP SEEN ABOVE: Deterministic (%s, %s), [%u]",
padding, "", _sg_scope_names[dsg->var_scope], _sg_size_names[dsg->size], dsg->nfo_line);
this->print();
return;
}
seprintf(this->buffer, lastof(this->buffer), "%*sDeterministic (%s, %s), [%u]",
padding, "", _sg_scope_names[dsg->var_scope], _sg_size_names[dsg->size], dsg->nfo_line);
this->print();
padding += 2;
for (const auto &adjust : dsg->adjusts) {
char *p = this->buffer;
p += seprintf(p, lastof(this->buffer), "%*svar: %X", padding, "", adjust.variable);
if (adjust.variable >= 0x60 && adjust.variable <= 0x7F) p += seprintf(p, lastof(this->buffer), " (parameter: %X)", adjust.parameter);
p += seprintf(p, lastof(this->buffer), ", shift: %X, and: %X", adjust.shift_num, adjust.and_mask);
switch (adjust.type) {
case DSGA_TYPE_DIV: p += seprintf(p, lastof(this->buffer), ", add: %X, div: %X", adjust.add_val, adjust.divmod_val); break;
case DSGA_TYPE_MOD: p += seprintf(p, lastof(this->buffer), ", add: %X, mod: %X", adjust.add_val, adjust.divmod_val); break;
case DSGA_TYPE_NONE: break;
}
p += seprintf(p, lastof(this->buffer), ", op: %X (%s)", adjust.operation, adjust.operation < DSGA_OP_END ? _dsg_op_names[adjust.operation] : "???");
this->print();
}
if (dsg->calculated_result) {
seprintf(this->buffer, lastof(this->buffer), "%*scalculated_result", padding, "");
this->print();
} else {
for (const auto &range : dsg->ranges) {
seprintf(this->buffer, lastof(this->buffer), "%*srange: %X -> %X", padding, "", range.low, range.high);
this->print();
this->DumpSpriteGroup(range.group, padding + 2, 0);
}
if (dsg->default_group != nullptr) {
seprintf(this->buffer, lastof(this->buffer), "%*sdefault", padding, "");
this->print();
this->DumpSpriteGroup(dsg->default_group, padding + 2, SGDF_DEFAULT);
}
}
break;
}
case SGT_RANDOMIZED: {
const RandomizedSpriteGroup *rsg = (const RandomizedSpriteGroup*)sg;
seprintf(this->buffer, lastof(this->buffer), "%*sRandom (%s, %s, triggers: %X, count: %X, lowest_randbit: %X, groups: %u) [%u]",
padding, "", _sg_scope_names[rsg->var_scope], rsg->cmp_mode == RSG_CMP_ANY ? "ANY" : "ALL",
rsg->triggers, rsg->count, rsg->lowest_randbit, (uint)rsg->groups.size(), rsg->nfo_line);
for (const auto &group : rsg->groups) {
this->DumpSpriteGroup(group, padding + 2, 0);
}
this->print();
break;
}
case SGT_CALLBACK:
seprintf(this->buffer, lastof(this->buffer), "%*sCallback Result: %X", padding, "", ((const CallbackResultSpriteGroup *) sg)->result);
this->print();
break;
case SGT_RESULT:
seprintf(this->buffer, lastof(this->buffer), "%*sSprite Result: SpriteID: %u, num: %u",
padding, "", ((const ResultSpriteGroup *) sg)->sprite, ((const ResultSpriteGroup *) sg)->num_sprites);
this->print();
break;
case SGT_TILELAYOUT:
seprintf(this->buffer, lastof(this->buffer), "%*sTile Layout [%u]", padding, "", sg->nfo_line);
this->print();
break;
case SGT_INDUSTRY_PRODUCTION:
seprintf(this->buffer, lastof(this->buffer), "%*sIndustry Production [%u]", padding, "", sg->nfo_line);
this->print();
break;
}
}
void DumpSpriteGroup(const SpriteGroup *sg, std::function<void(const char *)> print)
{
SpriteGroupDumper dumper(std::move(print));
dumper.DumpSpriteGroup(sg, 0, 0);
}

4
src/newgrf_spritegroup.h
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@ -158,6 +158,8 @@ enum DeterministicSpriteGroupAdjustOperation {
DSGA_OP_SHL, ///< a << b
DSGA_OP_SHR, ///< (unsigned) a >> b
DSGA_OP_SAR, ///< (signed) a >> b
DSGA_OP_END,
};
@ -435,4 +437,6 @@ struct ResolverObject {
virtual uint32 GetDebugID() const { return 0; }
};
void DumpSpriteGroup(const SpriteGroup *sg, std::function<void(const char *)> print);
#endif /* NEWGRF_SPRITEGROUP_H */

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