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|
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2014 Blender Foundation.
* All rights reserved.
*/
/** \file
* \ingroup depsgraph
*
* Implementation of tools for debugging the depsgraph
*/
#include <cstdarg>
#include "BLI_utildefines.h"
#include "BLI_ghash.h"
extern "C" {
#include "DNA_listBase.h"
} /* extern "C" */
#include "DEG_depsgraph.h"
#include "DEG_depsgraph_debug.h"
#include "intern/depsgraph.h"
#include "intern/node/deg_node_component.h"
#include "intern/node/deg_node_id.h"
#include "intern/node/deg_node_operation.h"
#include "intern/node/deg_node_time.h"
/* ****************** */
/* Graphviz Debugging */
namespace DEG {
#define NL "\r\n"
/* Only one should be enabled, defines whether graphviz nodes
* get colored by individual types or classes.
*/
#define COLOR_SCHEME_NODE_CLASS 1
//#define COLOR_SCHEME_NODE_TYPE 2
static const char *deg_debug_graphviz_fontname = "helvetica";
static float deg_debug_graphviz_graph_label_size = 20.0f;
static float deg_debug_graphviz_node_label_size = 14.0f;
static const int deg_debug_max_colors = 12;
#ifdef COLOR_SCHEME_NODE_TYPE
static const char *deg_debug_colors[] = {
"#a6cee3",
"#1f78b4",
"#b2df8a",
"#33a02c",
"#fb9a99",
"#e31a1c",
"#fdbf6f",
"#ff7f00",
"#cab2d6",
"#6a3d9a",
"#ffff99",
"#b15928",
"#ff00ff",
};
#endif
static const char *deg_debug_colors_light[] = {
"#8dd3c7",
"#ffffb3",
"#bebada",
"#fb8072",
"#80b1d3",
"#fdb462",
"#b3de69",
"#fccde5",
"#d9d9d9",
"#bc80bd",
"#ccebc5",
"#ffed6f",
"#ff00ff",
};
#ifdef COLOR_SCHEME_NODE_TYPE
static const int deg_debug_node_type_color_map[][2] = {
{NodeType::TIMESOURCE, 0},
{NodeType::ID_REF, 1},
/* Outer Types */
{NodeType::PARAMETERS, 2},
{NodeType::PROXY, 3},
{NodeType::ANIMATION, 4},
{NodeType::TRANSFORM, 5},
{NodeType::GEOMETRY, 6},
{NodeType::SEQUENCER, 7},
{NodeType::SHADING, 8},
{NodeType::SHADING_PARAMETERS, 9},
{NodeType::CACHE, 10},
{NodeType::POINT_CACHE, 11},
{NodeType::LAYER_COLLECTIONS, 12},
{NodeType::COPY_ON_WRITE, 13},
{-1, 0},
};
#endif
static int deg_debug_node_color_index(const Node *node)
{
#ifdef COLOR_SCHEME_NODE_CLASS
/* Some special types. */
switch (node->type) {
case NodeType::ID_REF:
return 5;
case NodeType::OPERATION: {
OperationNode *op_node = (OperationNode *)node;
if (op_node->is_noop())
return 8;
break;
}
default:
break;
}
/* Do others based on class. */
switch (node->get_class()) {
case NodeClass::OPERATION:
return 4;
case NodeClass::COMPONENT:
return 1;
default:
return 9;
}
#endif
#ifdef COLOR_SCHEME_NODE_TYPE
const int(*pair)[2];
for (pair = deg_debug_node_type_color_map; (*pair)[0] >= 0; ++pair) {
if ((*pair)[0] == node->type) {
return (*pair)[1];
}
}
return -1;
#endif
}
struct DebugContext {
FILE *file;
bool show_tags;
};
static void deg_debug_fprintf(const DebugContext &ctx, const char *fmt, ...)
ATTR_PRINTF_FORMAT(2, 3);
static void deg_debug_fprintf(const DebugContext &ctx, const char *fmt, ...)
{
va_list args;
va_start(args, fmt);
vfprintf(ctx.file, fmt, args);
va_end(args);
}
static void deg_debug_graphviz_legend_color(const DebugContext &ctx,
const char *name,
const char *color)
{
deg_debug_fprintf(ctx, "<TR>");
deg_debug_fprintf(ctx, "<TD>%s</TD>", name);
deg_debug_fprintf(ctx, "<TD BGCOLOR=\"%s\"></TD>", color);
deg_debug_fprintf(ctx, "</TR>" NL);
}
static void deg_debug_graphviz_legend(const DebugContext &ctx)
{
deg_debug_fprintf(ctx, "{" NL);
deg_debug_fprintf(ctx, "rank = sink;" NL);
deg_debug_fprintf(ctx, "Legend [shape=none, margin=0, label=<" NL);
deg_debug_fprintf(
ctx, " <TABLE BORDER=\"0\" CELLBORDER=\"1\" CELLSPACING=\"0\" CELLPADDING=\"4\">" NL);
deg_debug_fprintf(ctx, "<TR><TD COLSPAN=\"2\"><B>Legend</B></TD></TR>" NL);
#ifdef COLOR_SCHEME_NODE_CLASS
const char **colors = deg_debug_colors_light;
deg_debug_graphviz_legend_color(ctx, "Operation", colors[4]);
deg_debug_graphviz_legend_color(ctx, "Component", colors[1]);
deg_debug_graphviz_legend_color(ctx, "ID Node", colors[5]);
deg_debug_graphviz_legend_color(ctx, "NOOP", colors[8]);
#endif
#ifdef COLOR_SCHEME_NODE_TYPE
const int(*pair)[2];
for (pair = deg_debug_node_type_color_map; (*pair)[0] >= 0; ++pair) {
DepsNodeFactory *nti = type_get_factory((NodeType)(*pair)[0]);
deg_debug_graphviz_legend_color(
ctx, nti->tname().c_str(), deg_debug_colors_light[(*pair)[1] % deg_debug_max_colors]);
}
#endif
deg_debug_fprintf(ctx, "</TABLE>" NL);
deg_debug_fprintf(ctx, ">" NL);
deg_debug_fprintf(ctx, ",fontname=\"%s\"", deg_debug_graphviz_fontname);
deg_debug_fprintf(ctx, "];" NL);
deg_debug_fprintf(ctx, "}" NL);
}
static void deg_debug_graphviz_node_color(const DebugContext &ctx, const Node *node)
{
const char *color_default = "black";
const char *color_modified = "orangered4";
const char *color_update = "dodgerblue3";
const char *color = color_default;
if (ctx.show_tags) {
if (node->get_class() == NodeClass::OPERATION) {
OperationNode *op_node = (OperationNode *)node;
if (op_node->flag & DEPSOP_FLAG_DIRECTLY_MODIFIED) {
color = color_modified;
}
else if (op_node->flag & DEPSOP_FLAG_NEEDS_UPDATE) {
color = color_update;
}
}
}
deg_debug_fprintf(ctx, "\"%s\"", color);
}
static void deg_debug_graphviz_node_penwidth(const DebugContext &ctx, const Node *node)
{
float penwidth_default = 1.0f;
float penwidth_modified = 4.0f;
float penwidth_update = 4.0f;
float penwidth = penwidth_default;
if (ctx.show_tags) {
if (node->get_class() == NodeClass::OPERATION) {
OperationNode *op_node = (OperationNode *)node;
if (op_node->flag & DEPSOP_FLAG_DIRECTLY_MODIFIED) {
penwidth = penwidth_modified;
}
else if (op_node->flag & DEPSOP_FLAG_NEEDS_UPDATE) {
penwidth = penwidth_update;
}
}
}
deg_debug_fprintf(ctx, "\"%f\"", penwidth);
}
static void deg_debug_graphviz_node_fillcolor(const DebugContext &ctx, const Node *node)
{
const char *defaultcolor = "gainsboro";
int color_index = deg_debug_node_color_index(node);
const char *fillcolor = color_index < 0 ?
defaultcolor :
deg_debug_colors_light[color_index % deg_debug_max_colors];
deg_debug_fprintf(ctx, "\"%s\"", fillcolor);
}
static void deg_debug_graphviz_relation_color(const DebugContext &ctx, const Relation *rel)
{
const char *color_default = "black";
const char *color_cyclic = "red4"; /* The color of crime scene. */
const char *color_godmode = "blue4"; /* The color of beautiful sky. */
const char *color = color_default;
if (rel->flag & RELATION_FLAG_CYCLIC) {
color = color_cyclic;
}
else if (rel->flag & RELATION_FLAG_GODMODE) {
color = color_godmode;
}
deg_debug_fprintf(ctx, "%s", color);
}
static void deg_debug_graphviz_relation_style(const DebugContext &ctx, const Relation *rel)
{
const char *style_default = "solid";
const char *style_no_flush = "dashed";
const char *style_flush_user_only = "dotted";
const char *style = style_default;
if (rel->flag & RELATION_FLAG_NO_FLUSH) {
style = style_no_flush;
}
if (rel->flag & RELATION_FLAG_FLUSH_USER_EDIT_ONLY) {
style = style_flush_user_only;
}
deg_debug_fprintf(ctx, "%s", style);
}
static void deg_debug_graphviz_relation_arrowhead(const DebugContext &ctx, const Relation *rel)
{
const char *shape_default = "normal";
const char *shape_no_cow = "box";
const char *shape = shape_default;
if (rel->from->get_class() == NodeClass::OPERATION &&
rel->to->get_class() == NodeClass::OPERATION) {
OperationNode *op_from = (OperationNode *)rel->from;
OperationNode *op_to = (OperationNode *)rel->to;
if (op_from->owner->type == NodeType::COPY_ON_WRITE &&
!op_to->owner->need_tag_cow_before_update()) {
shape = shape_no_cow;
}
}
deg_debug_fprintf(ctx, "%s", shape);
}
static void deg_debug_graphviz_node_style(const DebugContext &ctx, const Node *node)
{
const char *base_style = "filled"; /* default style */
if (ctx.show_tags) {
if (node->get_class() == NodeClass::OPERATION) {
OperationNode *op_node = (OperationNode *)node;
if (op_node->flag & (DEPSOP_FLAG_DIRECTLY_MODIFIED | DEPSOP_FLAG_NEEDS_UPDATE)) {
base_style = "striped";
}
}
}
switch (node->get_class()) {
case NodeClass::GENERIC:
deg_debug_fprintf(ctx, "\"%s\"", base_style);
break;
case NodeClass::COMPONENT:
deg_debug_fprintf(ctx, "\"%s\"", base_style);
break;
case NodeClass::OPERATION:
deg_debug_fprintf(ctx, "\"%s,rounded\"", base_style);
break;
}
}
static void deg_debug_graphviz_node_single(const DebugContext &ctx, const Node *node)
{
const char *shape = "box";
string name = node->identifier();
deg_debug_fprintf(ctx, "// %s\n", name.c_str());
deg_debug_fprintf(ctx, "\"node_%p\"", node);
deg_debug_fprintf(ctx, "[");
// deg_debug_fprintf(ctx, "label=<<B>%s</B>>", name);
deg_debug_fprintf(ctx, "label=<%s>", name.c_str());
deg_debug_fprintf(ctx, ",fontname=\"%s\"", deg_debug_graphviz_fontname);
deg_debug_fprintf(ctx, ",fontsize=%f", deg_debug_graphviz_node_label_size);
deg_debug_fprintf(ctx, ",shape=%s", shape);
deg_debug_fprintf(ctx, ",style=");
deg_debug_graphviz_node_style(ctx, node);
deg_debug_fprintf(ctx, ",color=");
deg_debug_graphviz_node_color(ctx, node);
deg_debug_fprintf(ctx, ",fillcolor=");
deg_debug_graphviz_node_fillcolor(ctx, node);
deg_debug_fprintf(ctx, ",penwidth=");
deg_debug_graphviz_node_penwidth(ctx, node);
deg_debug_fprintf(ctx, "];" NL);
deg_debug_fprintf(ctx, NL);
}
static void deg_debug_graphviz_node_cluster_begin(const DebugContext &ctx, const Node *node)
{
string name = node->identifier();
deg_debug_fprintf(ctx, "// %s\n", name.c_str());
deg_debug_fprintf(ctx, "subgraph \"cluster_%p\" {" NL, node);
// deg_debug_fprintf(ctx, "label=<<B>%s</B>>;" NL, name);
deg_debug_fprintf(ctx, "label=<%s>;" NL, name.c_str());
deg_debug_fprintf(ctx, "fontname=\"%s\";" NL, deg_debug_graphviz_fontname);
deg_debug_fprintf(ctx, "fontsize=%f;" NL, deg_debug_graphviz_node_label_size);
deg_debug_fprintf(ctx, "margin=\"%d\";" NL, 16);
deg_debug_fprintf(ctx, "style=");
deg_debug_graphviz_node_style(ctx, node);
deg_debug_fprintf(ctx, ";" NL);
deg_debug_fprintf(ctx, "color=");
deg_debug_graphviz_node_color(ctx, node);
deg_debug_fprintf(ctx, ";" NL);
deg_debug_fprintf(ctx, "fillcolor=");
deg_debug_graphviz_node_fillcolor(ctx, node);
deg_debug_fprintf(ctx, ";" NL);
deg_debug_fprintf(ctx, "penwidth=");
deg_debug_graphviz_node_penwidth(ctx, node);
deg_debug_fprintf(ctx, ";" NL);
/* dummy node, so we can add edges between clusters */
deg_debug_fprintf(ctx, "\"node_%p\"", node);
deg_debug_fprintf(ctx, "[");
deg_debug_fprintf(ctx, "shape=%s", "point");
deg_debug_fprintf(ctx, ",style=%s", "invis");
deg_debug_fprintf(ctx, "];" NL);
deg_debug_fprintf(ctx, NL);
}
static void deg_debug_graphviz_node_cluster_end(const DebugContext &ctx)
{
deg_debug_fprintf(ctx, "}" NL);
deg_debug_fprintf(ctx, NL);
}
static void deg_debug_graphviz_graph_nodes(const DebugContext &ctx, const Depsgraph *graph);
static void deg_debug_graphviz_graph_relations(const DebugContext &ctx, const Depsgraph *graph);
static void deg_debug_graphviz_node(const DebugContext &ctx, const Node *node)
{
switch (node->type) {
case NodeType::ID_REF: {
const IDNode *id_node = (const IDNode *)node;
if (BLI_ghash_len(id_node->components) == 0) {
deg_debug_graphviz_node_single(ctx, node);
}
else {
deg_debug_graphviz_node_cluster_begin(ctx, node);
GHASH_FOREACH_BEGIN (const ComponentNode *, comp, id_node->components) {
deg_debug_graphviz_node(ctx, comp);
}
GHASH_FOREACH_END();
deg_debug_graphviz_node_cluster_end(ctx);
}
break;
}
case NodeType::PARAMETERS:
case NodeType::ANIMATION:
case NodeType::TRANSFORM:
case NodeType::PROXY:
case NodeType::GEOMETRY:
case NodeType::SEQUENCER:
case NodeType::EVAL_POSE:
case NodeType::BONE:
case NodeType::SHADING:
case NodeType::SHADING_PARAMETERS:
case NodeType::CACHE:
case NodeType::POINT_CACHE:
case NodeType::LAYER_COLLECTIONS:
case NodeType::PARTICLE_SYSTEM:
case NodeType::PARTICLE_SETTINGS:
case NodeType::COPY_ON_WRITE:
case NodeType::OBJECT_FROM_LAYER:
case NodeType::BATCH_CACHE:
case NodeType::DUPLI:
case NodeType::SYNCHRONIZATION:
case NodeType::GENERIC_DATABLOCK: {
ComponentNode *comp_node = (ComponentNode *)node;
if (!comp_node->operations.empty()) {
deg_debug_graphviz_node_cluster_begin(ctx, node);
for (Node *op_node : comp_node->operations) {
deg_debug_graphviz_node(ctx, op_node);
}
deg_debug_graphviz_node_cluster_end(ctx);
}
else {
deg_debug_graphviz_node_single(ctx, node);
}
break;
}
case NodeType::UNDEFINED:
case NodeType::TIMESOURCE:
case NodeType::OPERATION:
deg_debug_graphviz_node_single(ctx, node);
break;
case NodeType::NUM_TYPES:
break;
}
}
static bool deg_debug_graphviz_is_cluster(const Node *node)
{
switch (node->type) {
case NodeType::ID_REF: {
const IDNode *id_node = (const IDNode *)node;
return BLI_ghash_len(id_node->components) > 0;
}
case NodeType::PARAMETERS:
case NodeType::ANIMATION:
case NodeType::TRANSFORM:
case NodeType::PROXY:
case NodeType::GEOMETRY:
case NodeType::SEQUENCER:
case NodeType::EVAL_POSE:
case NodeType::BONE: {
ComponentNode *comp_node = (ComponentNode *)node;
return !comp_node->operations.empty();
}
default:
return false;
}
}
static bool deg_debug_graphviz_is_owner(const Node *node, const Node *other)
{
switch (node->get_class()) {
case NodeClass::COMPONENT: {
ComponentNode *comp_node = (ComponentNode *)node;
if (comp_node->owner == other)
return true;
break;
}
case NodeClass::OPERATION: {
OperationNode *op_node = (OperationNode *)node;
if (op_node->owner == other)
return true;
else if (op_node->owner->owner == other)
return true;
break;
}
default:
break;
}
return false;
}
static void deg_debug_graphviz_node_relations(const DebugContext &ctx, const Node *node)
{
for (Relation *rel : node->inlinks) {
float penwidth = 2.0f;
const Node *tail = rel->to; /* same as node */
const Node *head = rel->from;
deg_debug_fprintf(
ctx, "// %s -> %s\n", head->identifier().c_str(), tail->identifier().c_str());
deg_debug_fprintf(ctx, "\"node_%p\"", head);
deg_debug_fprintf(ctx, " -> ");
deg_debug_fprintf(ctx, "\"node_%p\"", tail);
deg_debug_fprintf(ctx, "[");
/* Note: without label an id seem necessary to avoid bugs in graphviz/dot */
deg_debug_fprintf(ctx, "id=\"%s\"", rel->name);
// deg_debug_fprintf(ctx, "label=\"%s\"", rel->name);
deg_debug_fprintf(ctx, ",color=");
deg_debug_graphviz_relation_color(ctx, rel);
deg_debug_fprintf(ctx, ",style=");
deg_debug_graphviz_relation_style(ctx, rel);
deg_debug_fprintf(ctx, ",arrowhead=");
deg_debug_graphviz_relation_arrowhead(ctx, rel);
deg_debug_fprintf(ctx, ",penwidth=\"%f\"", penwidth);
/* NOTE: edge from node to own cluster is not possible and gives graphviz
* warning, avoid this here by just linking directly to the invisible
* placeholder node. */
if (deg_debug_graphviz_is_cluster(tail) && !deg_debug_graphviz_is_owner(head, tail)) {
deg_debug_fprintf(ctx, ",ltail=\"cluster_%p\"", tail);
}
if (deg_debug_graphviz_is_cluster(head) && !deg_debug_graphviz_is_owner(tail, head)) {
deg_debug_fprintf(ctx, ",lhead=\"cluster_%p\"", head);
}
deg_debug_fprintf(ctx, "];" NL);
deg_debug_fprintf(ctx, NL);
}
}
static void deg_debug_graphviz_graph_nodes(const DebugContext &ctx, const Depsgraph *graph)
{
for (Node *node : graph->id_nodes) {
deg_debug_graphviz_node(ctx, node);
}
TimeSourceNode *time_source = graph->find_time_source();
if (time_source != NULL) {
deg_debug_graphviz_node(ctx, time_source);
}
}
static void deg_debug_graphviz_graph_relations(const DebugContext &ctx, const Depsgraph *graph)
{
for (IDNode *id_node : graph->id_nodes) {
GHASH_FOREACH_BEGIN (ComponentNode *, comp_node, id_node->components) {
for (OperationNode *op_node : comp_node->operations) {
deg_debug_graphviz_node_relations(ctx, op_node);
}
}
GHASH_FOREACH_END();
}
TimeSourceNode *time_source = graph->find_time_source();
if (time_source != NULL) {
deg_debug_graphviz_node_relations(ctx, time_source);
}
}
} // namespace DEG
void DEG_debug_relations_graphviz(const Depsgraph *graph, FILE *f, const char *label)
{
if (!graph) {
return;
}
const DEG::Depsgraph *deg_graph = reinterpret_cast<const DEG::Depsgraph *>(graph);
DEG::DebugContext ctx;
ctx.file = f;
DEG::deg_debug_fprintf(ctx, "digraph depgraph {" NL);
DEG::deg_debug_fprintf(ctx, "rankdir=LR;" NL);
DEG::deg_debug_fprintf(ctx, "graph [");
DEG::deg_debug_fprintf(ctx, "compound=true");
DEG::deg_debug_fprintf(ctx, ",labelloc=\"t\"");
DEG::deg_debug_fprintf(ctx, ",fontsize=%f", DEG::deg_debug_graphviz_graph_label_size);
DEG::deg_debug_fprintf(ctx, ",fontname=\"%s\"", DEG::deg_debug_graphviz_fontname);
DEG::deg_debug_fprintf(ctx, ",label=\"%s\"", label);
DEG::deg_debug_fprintf(ctx, ",splines=ortho");
DEG::deg_debug_fprintf(ctx, ",overlap=scalexy"); // XXX: only when using neato
DEG::deg_debug_fprintf(ctx, "];" NL);
DEG::deg_debug_graphviz_graph_nodes(ctx, deg_graph);
DEG::deg_debug_graphviz_graph_relations(ctx, deg_graph);
DEG::deg_debug_graphviz_legend(ctx);
DEG::deg_debug_fprintf(ctx, "}" NL);
}
#undef NL
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