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ed9650ff42
These strings are leaked if there are no changes to log. This is perhaps never true, but this anyway good for clarity. CIDs: #1505840, #1505884 Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2061>
284 lines
8.5 KiB
C
284 lines
8.5 KiB
C
/*
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* Cogl
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*
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* A Low Level GPU Graphics and Utilities API
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*
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* Copyright (C) 2008,2009,2010,2011 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*
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*
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* Authors:
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* Robert Bragg <robert@linux.intel.com>
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*/
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#include "cogl-config.h"
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#include "cogl-context-private.h"
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#include "cogl-pipeline-private.h"
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#include "cogl-pipeline-layer-private.h"
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#include "cogl-node-private.h"
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#include <glib.h>
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typedef struct
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{
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int parent_id;
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int *node_id_ptr;
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GString *graph;
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int indent;
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} PrintDebugState;
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static gboolean
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dump_layer_cb (CoglNode *node, void *user_data)
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{
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CoglPipelineLayer *layer = COGL_PIPELINE_LAYER (node);
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PrintDebugState *state = user_data;
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int layer_id = *state->node_id_ptr;
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PrintDebugState state_out;
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GString *changes_label;
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gboolean changes = FALSE;
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if (state->parent_id >= 0)
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g_string_append_printf (state->graph, "%*slayer%p -> layer%p;\n",
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state->indent, "",
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layer->_parent.parent,
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layer);
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g_string_append_printf (state->graph,
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"%*slayer%p [label=\"layer=0x%p\\n"
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"ref count=%d\" "
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"color=\"blue\"];\n",
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state->indent, "",
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layer,
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layer,
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COGL_OBJECT (layer)->ref_count);
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changes_label = g_string_new ("");
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g_string_append_printf (changes_label,
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"%*slayer%p -> layer_state%d [weight=100];\n"
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"%*slayer_state%d [shape=box label=\"",
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state->indent, "",
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layer,
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layer_id,
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state->indent, "",
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layer_id);
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if (layer->differences & COGL_PIPELINE_LAYER_STATE_UNIT)
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{
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changes = TRUE;
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g_string_append_printf (changes_label,
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"\\lunit=%u\\n",
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layer->unit_index);
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}
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if (layer->differences & COGL_PIPELINE_LAYER_STATE_TEXTURE_DATA)
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{
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changes = TRUE;
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g_string_append_printf (changes_label,
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"\\ltexture=%p\\n",
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layer->texture);
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}
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if (changes)
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{
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g_string_append_printf (changes_label, "\"];\n");
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g_string_append (state->graph, changes_label->str);
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}
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g_string_free (changes_label, TRUE);
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state_out.parent_id = layer_id;
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state_out.node_id_ptr = state->node_id_ptr;
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(*state_out.node_id_ptr)++;
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state_out.graph = state->graph;
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state_out.indent = state->indent + 2;
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_cogl_pipeline_node_foreach_child (COGL_NODE (layer),
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dump_layer_cb,
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&state_out);
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return TRUE;
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}
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static gboolean
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dump_layer_ref_cb (CoglPipelineLayer *layer, void *data)
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{
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PrintDebugState *state = data;
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int pipeline_id = *state->node_id_ptr;
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g_string_append_printf (state->graph,
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"%*spipeline_state%d -> layer%p;\n",
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state->indent, "",
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pipeline_id,
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layer);
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return TRUE;
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}
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static gboolean
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dump_pipeline_cb (CoglNode *node, void *user_data)
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{
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CoglPipeline *pipeline = COGL_PIPELINE (node);
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PrintDebugState *state = user_data;
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int pipeline_id = *state->node_id_ptr;
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PrintDebugState state_out;
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GString *changes_label;
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gboolean changes = FALSE;
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gboolean layers = FALSE;
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if (state->parent_id >= 0)
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g_string_append_printf (state->graph, "%*spipeline%d -> pipeline%d;\n",
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state->indent, "",
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state->parent_id,
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pipeline_id);
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g_string_append_printf (state->graph,
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"%*spipeline%d [label=\"pipeline=0x%p\\n"
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"ref count=%d\\n"
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"breadcrumb=\\\"%s\\\"\" color=\"red\"];\n",
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state->indent, "",
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pipeline_id,
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pipeline,
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COGL_OBJECT (pipeline)->ref_count,
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pipeline->has_static_breadcrumb ?
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#ifdef COGL_DEBUG_ENABLED
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pipeline->static_breadcrumb : "NULL"
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#else
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"NULL"
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#endif
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);
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changes_label = g_string_new ("");
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g_string_append_printf (changes_label,
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"%*spipeline%d -> pipeline_state%d [weight=100];\n"
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"%*spipeline_state%d [shape=box label=\"",
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state->indent, "",
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pipeline_id,
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pipeline_id,
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state->indent, "",
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pipeline_id);
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if (pipeline->differences & COGL_PIPELINE_STATE_COLOR)
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{
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changes = TRUE;
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g_string_append_printf (changes_label,
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"\\lcolor=0x%02X%02X%02X%02X\\n",
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cogl_color_get_red_byte (&pipeline->color),
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cogl_color_get_green_byte (&pipeline->color),
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cogl_color_get_blue_byte (&pipeline->color),
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cogl_color_get_alpha_byte (&pipeline->color));
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}
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if (pipeline->differences & COGL_PIPELINE_STATE_BLEND)
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{
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changes = TRUE;
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g_string_append_printf (changes_label,
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"\\lblend\\n");
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}
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if (pipeline->differences & COGL_PIPELINE_STATE_LAYERS)
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{
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changes = TRUE;
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layers = TRUE;
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g_string_append_printf (changes_label, "\\ln_layers=%d\\n",
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pipeline->n_layers);
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}
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if (changes)
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{
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g_string_append_printf (changes_label, "\"];\n");
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g_string_append (state->graph, changes_label->str);
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}
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g_string_free (changes_label, TRUE);
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if (layers)
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{
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g_list_foreach (pipeline->layer_differences,
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(GFunc)dump_layer_ref_cb,
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state);
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}
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state_out.parent_id = pipeline_id;
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state_out.node_id_ptr = state->node_id_ptr;
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(*state_out.node_id_ptr)++;
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state_out.graph = state->graph;
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state_out.indent = state->indent + 2;
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_cogl_pipeline_node_foreach_child (COGL_NODE (pipeline),
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dump_pipeline_cb,
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&state_out);
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return TRUE;
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}
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/* This function is just here to be called from GDB so we don't really
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want to put a declaration in a header and we just add it here to
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avoid a warning */
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void
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_cogl_debug_dump_pipelines_dot_file (const char *filename);
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void
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_cogl_debug_dump_pipelines_dot_file (const char *filename)
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{
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GString *graph;
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PrintDebugState layer_state;
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PrintDebugState pipeline_state;
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int layer_id = 0;
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int pipeline_id = 0;
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_COGL_GET_CONTEXT (ctx, NO_RETVAL);
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if (!ctx->default_pipeline)
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return;
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graph = g_string_new ("");
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g_string_append_printf (graph, "digraph {\n");
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layer_state.graph = graph;
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layer_state.parent_id = -1;
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layer_state.node_id_ptr = &layer_id;
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layer_state.indent = 0;
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dump_layer_cb ((CoglNode *)ctx->default_layer_0, &layer_state);
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pipeline_state.graph = graph;
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pipeline_state.parent_id = -1;
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pipeline_state.node_id_ptr = &pipeline_id;
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pipeline_state.indent = 0;
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dump_pipeline_cb ((CoglNode *)ctx->default_pipeline, &pipeline_state);
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g_string_append_printf (graph, "}\n");
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if (filename)
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g_file_set_contents (filename, graph->str, -1, NULL);
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else
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g_print ("%s", graph->str);
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g_string_free (graph, TRUE);
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}
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