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mutter/cogl/cogl/cogl-pipeline-debug.c
Jonas Ådahl 0163a0b0cd cogl: Unconditionally include cogl-config.h
2018-11-06 17:17:36 +01:00

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/*
* Cogl
*
* A Low Level GPU Graphics and Utilities API
*
* Copyright (C) 2008,2009,2010,2011 Intel Corporation.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
*
*
* Authors:
* Robert Bragg <robert@linux.intel.com>
*/
#include "cogl-config.h"
#include "cogl-context-private.h"
#include "cogl-pipeline-private.h"
#include "cogl-pipeline-layer-private.h"
#include "cogl-node-private.h"
#include <glib.h>
typedef struct
{
int parent_id;
int *node_id_ptr;
GString *graph;
int indent;
} PrintDebugState;
static CoglBool
dump_layer_cb (CoglNode *node, void *user_data)
{
CoglPipelineLayer *layer = COGL_PIPELINE_LAYER (node);
PrintDebugState *state = user_data;
int layer_id = *state->node_id_ptr;
PrintDebugState state_out;
GString *changes_label;
CoglBool changes = FALSE;
if (state->parent_id >= 0)
g_string_append_printf (state->graph, "%*slayer%p -> layer%p;\n",
state->indent, "",
layer->_parent.parent,
layer);
g_string_append_printf (state->graph,
"%*slayer%p [label=\"layer=0x%p\\n"
"ref count=%d\" "
"color=\"blue\"];\n",
state->indent, "",
layer,
layer,
COGL_OBJECT (layer)->ref_count);
changes_label = g_string_new ("");
g_string_append_printf (changes_label,
"%*slayer%p -> layer_state%d [weight=100];\n"
"%*slayer_state%d [shape=box label=\"",
state->indent, "",
layer,
layer_id,
state->indent, "",
layer_id);
if (layer->differences & COGL_PIPELINE_LAYER_STATE_UNIT)
{
changes = TRUE;
g_string_append_printf (changes_label,
"\\lunit=%u\\n",
layer->unit_index);
}
if (layer->differences & COGL_PIPELINE_LAYER_STATE_TEXTURE_DATA)
{
changes = TRUE;
g_string_append_printf (changes_label,
"\\ltexture=%p\\n",
layer->texture);
}
if (changes)
{
g_string_append_printf (changes_label, "\"];\n");
g_string_append (state->graph, changes_label->str);
g_string_free (changes_label, TRUE);
}
state_out.parent_id = layer_id;
state_out.node_id_ptr = state->node_id_ptr;
(*state_out.node_id_ptr)++;
state_out.graph = state->graph;
state_out.indent = state->indent + 2;
_cogl_pipeline_node_foreach_child (COGL_NODE (layer),
dump_layer_cb,
&state_out);
return TRUE;
}
static CoglBool
dump_layer_ref_cb (CoglPipelineLayer *layer, void *data)
{
PrintDebugState *state = data;
int pipeline_id = *state->node_id_ptr;
g_string_append_printf (state->graph,
"%*spipeline_state%d -> layer%p;\n",
state->indent, "",
pipeline_id,
layer);
return TRUE;
}
static CoglBool
dump_pipeline_cb (CoglNode *node, void *user_data)
{
CoglPipeline *pipeline = COGL_PIPELINE (node);
PrintDebugState *state = user_data;
int pipeline_id = *state->node_id_ptr;
PrintDebugState state_out;
GString *changes_label;
CoglBool changes = FALSE;
CoglBool layers = FALSE;
if (state->parent_id >= 0)
g_string_append_printf (state->graph, "%*spipeline%d -> pipeline%d;\n",
state->indent, "",
state->parent_id,
pipeline_id);
g_string_append_printf (state->graph,
"%*spipeline%d [label=\"pipeline=0x%p\\n"
"ref count=%d\\n"
"breadcrumb=\\\"%s\\\"\" color=\"red\"];\n",
state->indent, "",
pipeline_id,
pipeline,
COGL_OBJECT (pipeline)->ref_count,
pipeline->has_static_breadcrumb ?
#ifdef COGL_DEBUG_ENABLED
pipeline->static_breadcrumb : "NULL"
#else
"NULL"
#endif
);
changes_label = g_string_new ("");
g_string_append_printf (changes_label,
"%*spipeline%d -> pipeline_state%d [weight=100];\n"
"%*spipeline_state%d [shape=box label=\"",
state->indent, "",
pipeline_id,
pipeline_id,
state->indent, "",
pipeline_id);
if (pipeline->differences & COGL_PIPELINE_STATE_COLOR)
{
changes = TRUE;
g_string_append_printf (changes_label,
"\\lcolor=0x%02X%02X%02X%02X\\n",
cogl_color_get_red_byte (&pipeline->color),
cogl_color_get_green_byte (&pipeline->color),
cogl_color_get_blue_byte (&pipeline->color),
cogl_color_get_alpha_byte (&pipeline->color));
}
if (pipeline->differences & COGL_PIPELINE_STATE_BLEND)
{
const char *blend_enable_name;
changes = TRUE;
switch (pipeline->blend_enable)
{
case COGL_PIPELINE_BLEND_ENABLE_AUTOMATIC:
blend_enable_name = "AUTO";
break;
case COGL_PIPELINE_BLEND_ENABLE_ENABLED:
blend_enable_name = "ENABLED";
break;
case COGL_PIPELINE_BLEND_ENABLE_DISABLED:
blend_enable_name = "DISABLED";
break;
default:
blend_enable_name = "UNKNOWN";
}
g_string_append_printf (changes_label,
"\\lblend=%s\\n",
blend_enable_name);
}
if (pipeline->differences & COGL_PIPELINE_STATE_LAYERS)
{
changes = TRUE;
layers = TRUE;
g_string_append_printf (changes_label, "\\ln_layers=%d\\n",
pipeline->n_layers);
}
if (changes)
{
g_string_append_printf (changes_label, "\"];\n");
g_string_append (state->graph, changes_label->str);
g_string_free (changes_label, TRUE);
}
if (layers)
{
g_list_foreach (pipeline->layer_differences,
(GFunc)dump_layer_ref_cb,
state);
}
state_out.parent_id = pipeline_id;
state_out.node_id_ptr = state->node_id_ptr;
(*state_out.node_id_ptr)++;
state_out.graph = state->graph;
state_out.indent = state->indent + 2;
_cogl_pipeline_node_foreach_child (COGL_NODE (pipeline),
dump_pipeline_cb,
&state_out);
return TRUE;
}
/* This function is just here to be called from GDB so we don't really
want to put a declaration in a header and we just add it here to
avoid a warning */
void
_cogl_debug_dump_pipelines_dot_file (const char *filename);
void
_cogl_debug_dump_pipelines_dot_file (const char *filename)
{
GString *graph;
PrintDebugState layer_state;
PrintDebugState pipeline_state;
int layer_id = 0;
int pipeline_id = 0;
_COGL_GET_CONTEXT (ctx, NO_RETVAL);
if (!ctx->default_pipeline)
return;
graph = g_string_new ("");
g_string_append_printf (graph, "digraph {\n");
layer_state.graph = graph;
layer_state.parent_id = -1;
layer_state.node_id_ptr = &layer_id;
layer_state.indent = 0;
dump_layer_cb ((CoglNode *)ctx->default_layer_0, &layer_state);
pipeline_state.graph = graph;
pipeline_state.parent_id = -1;
pipeline_state.node_id_ptr = &pipeline_id;
pipeline_state.indent = 0;
dump_pipeline_cb ((CoglNode *)ctx->default_pipeline, &pipeline_state);
g_string_append_printf (graph, "}\n");
if (filename)
g_file_set_contents (filename, graph->str, -1, NULL);
else
g_print ("%s", graph->str);
g_string_free (graph, TRUE);
}
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