169 lines
No EOL
6.3 KiB
Python
169 lines
No EOL
6.3 KiB
Python
#
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# Copyright (C) 2016 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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import sys
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SVG_CANVAS_WIDTH = 1124
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SVG_NODE_HEIGHT = 17
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FONT_SIZE = 12
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def hash_to_float(string):
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return hash(string) / float(sys.maxint)
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def getLegacyColor(method) :
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r = 175 + int(50 * hash_to_float(reversed(method)))
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g = 60 + int(180 * hash_to_float(method))
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b = 60 +int(55 * hash_to_float(reversed(method)))
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return (r,g,b)
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def getDSOColor(method) :
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r = 170 + int(80 * hash_to_float(reversed(method)))
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g = 180 +int(70 * hash_to_float((method)))
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b = 170 + int(80 * hash_to_float(reversed(method)))
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return (r,g,b)
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def getHeatColor(callsite, num_samples) :
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r = 245 + 10* (1- float(callsite.num_samples)/ num_samples)
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g = 110 + 105* (1-float(callsite.num_samples)/ num_samples)
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b = 100
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return (r,g,b)
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def createSVGNode(callsite, depth, f, num_samples, height, color_scheme, nav):
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x = float(callsite.offset)/float(num_samples)*SVG_CANVAS_WIDTH
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y = height - (depth * SVG_NODE_HEIGHT) - SVG_NODE_HEIGHT
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width = float(callsite.num_samples) /float(num_samples) * SVG_CANVAS_WIDTH
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method = callsite.method.replace(">", ">").replace("<", "<")
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if (width <= 0) :
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return
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if color_scheme == "dso":
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r, g, b = getDSOColor(callsite.dso)
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elif color_scheme == "legacy":
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r, g, b = getLegacyColor(method)
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else:
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r, g, b = getHeatColor(callsite, num_samples)
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r_border = (r - 50)
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if r_border < 0:
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r_border = 0
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g_border = (g - 50)
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if g_border < 0:
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g_border = 0
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b_border = (b - 50)
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if (b_border < 0):
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b_border = 0
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f.write(
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'<g id=%d class="n" onclick="zoom(this);" onmouseenter="select(this);" nav="%s"> \n\
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<title>%s | %s (%d samples: %3.2f%%)</title>\n \
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<rect x="%f" y="%f" ox="%f" oy="%f" width="%f" owidth="%f" height="15.0" ofill="rgb(%d,%d,%d)" \
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fill="rgb(%d,%d,%d)" style="stroke:rgb(%d,%d,%d)"/>\n \
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<text x="%f" y="%f" font-size="%d" font-family="Monospace"></text>\n \
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</g>\n' % (callsite.id, ','.join(str(x) for x in nav),
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method, callsite.dso, callsite.num_samples, callsite.num_samples/float(num_samples) * 100,
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x, y, x, y, width , width, r, g, b, r, g, b, r_border, g_border, b_border,
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x+2, y+12, FONT_SIZE))
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def renderSVGNodes(flamegraph, depth, f, num_samples, height, color_scheme):
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for i, callsite in enumerate(flamegraph.callsites):
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# Prebuild navigation target for wasd
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if i == 0:
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left_index = 0
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else:
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left_index = flamegraph.callsites[i-1].id
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if i == len(flamegraph.callsites)-1:
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right_index = 0
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else:
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right_index = flamegraph.callsites[i+1].id
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up_index = 0
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max_up = 0
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for upcallsite in callsite.callsites:
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if upcallsite.num_samples > max_up:
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max_up = upcallsite.num_samples
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up_index = upcallsite.id
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# up, left, down, right
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nav = [up_index, left_index,flamegraph.id,right_index]
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createSVGNode(callsite, depth, f, num_samples, height, color_scheme, nav)
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# Recurse down
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renderSVGNodes(callsite, depth+1, f, num_samples, height, color_scheme)
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def renderSearchNode(f):
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f.write(
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'<rect id="search_rect" style="stroke:rgb(0,0,0);" onclick="search(this);" class="t" rx="10" ry="10" \
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x="%d" y="10" width="80" height="30" fill="rgb(255,255,255)""/> \
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<text id="search_text" class="t" x="%d" y="30" onclick="search(this);">Search</text>\n'
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% (SVG_CANVAS_WIDTH - 95, SVG_CANVAS_WIDTH - 80)
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)
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def renderUnzoomNode(f):
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f.write(
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'<rect id="zoom_rect" style="display:none;stroke:rgb(0,0,0);" class="t" onclick="unzoom(this);" \
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rx="10" ry="10" x="10" y="10" width="80" height="30" fill="rgb(255,255,255)"/> \
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<text id="zoom_text" style="display:none;" class="t" x="19" y="30" \
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onclick="unzoom(this);">Zoom out</text>\n'
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)
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def renderInfoNode(f):
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f.write(
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'<clipPath id="info_clip_path"> <rect id="info_rect" style="stroke:rgb(0,0,0);" \
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rx="10" ry="10" x="120" y="10" width="%d" height="30" fill="rgb(255,255,255)"/></clipPath> \
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<rect id="info_rect" style="stroke:rgb(0,0,0);" \
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rx="10" ry="10" x="120" y="10" width="%d" height="30" fill="rgb(255,255,255)"/> \
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<text clip-path="url(#info_clip_path)" id="info_text" x="128" y="30"></text>\n' % (SVG_CANVAS_WIDTH - 335, SVG_CANVAS_WIDTH - 325)
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)
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def renderPercentNode(f):
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f.write(
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'<rect id="percent_rect" style="stroke:rgb(0,0,0);" \
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rx="10" ry="10" x="%d" y="10" width="82" height="30" fill="rgb(255,255,255)"/> \
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<text id="percent_text" text-anchor="end" x="%d" y="30">100.00%%</text>\n' % (SVG_CANVAS_WIDTH - (95 * 2),SVG_CANVAS_WIDTH - (125))
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)
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def renderSVG(flamegraph, f, color_scheme, width):
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global SVG_CANVAS_WIDTH
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SVG_CANVAS_WIDTH = width
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height = (flamegraph.get_max_depth() + 2 )* SVG_NODE_HEIGHT
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f.write('<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" \
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width="%d" height="%d" style="border: 1px solid black;" \
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onload="adjust_text_size(this);" rootid="%d">\n' % (SVG_CANVAS_WIDTH, height, flamegraph.callsites[0].id))
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f.write('<defs > <linearGradient id="background_gradiant" y1="0" y2="1" x1="0" x2="0" > \
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<stop stop-color="#eeeeee" offset="5%" /> <stop stop-color="#efefb1" offset="90%" /> </linearGradient> </defs>')
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f.write('<rect x="0.0" y="0" width="%d" height="%d" fill="url(#background_gradiant)" />' % \
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(SVG_CANVAS_WIDTH, height))
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renderSVGNodes(flamegraph, 0, f, flamegraph.num_samples, height, color_scheme)
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renderSearchNode(f)
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renderUnzoomNode(f)
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renderInfoNode(f)
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renderPercentNode(f)
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f.write("</svg><br/>\n\n") |