René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"PDF: pixelDensity(2) throws off scaling when creating PDFs using beginRecord() and createGraphics(PDF)","articleBody":"## Description\r\nWith pixelDensity(2) enabled, PDF exports using offscreen buffers like beginRecord() and createGraphics(PDF) need to be scaled by 0.5 (1 / float(pixelDensity)) to have the expected result.  \r\n\r\n## Steps to Reproduce\r\n```\r\nimport processing.pdf.*;\r\n\r\nvoid settings()\r\n{\r\n  pixelDensity(2);\r\n  size(500, 500);\r\n}\r\n\r\nvoid setup()\r\n{\r\n  beginRecord(PDF, \"test.pdf\");\r\n\r\n  //scale(1 / float(pixelDensity)); // uncomment to get expected pdf output\r\n  background(0, 255, 0);\r\n  rect(0, 0, width, height, 100, 100, 100, 100);\r\n\r\n  endRecord();\r\n}\r\n\r\nvoid draw() {}\r\n\r\nvoid exportUsingPGraphics()\r\n{\r\n  PGraphics pdf = createGraphics(width, height, PDF, \"test_usingpgraphics.pdf\");\r\n  pdf.beginDraw();\r\n  pdf.background(0, 0, 255);\r\n  //pdf.scale(1 / float(pixelDensity)); // uncomment to get expected pdf output\r\n  pdf.fill(255, 0, 0);\r\n  pdf.rect(0, 0, width, height, 100, 100, 100, 100);\r\n  pdf.dispose();\r\n  pdf.endDraw();\r\n}\r\n\r\nvoid keyReleased()\r\n{\r\n  exportUsingPGraphics();\r\n}\r\n\r\n```\r\n\r\n## Your Environment\r\n* Processing version: 3.5.4\r\n* Operating System and OS version: macOS Mojave 11.4 (20F71)\r\n\r\n","author":{"url":"https://github.com/rapatski","@type":"Person","name":"rapatski"},"datePublished":"2021-08-26T13:02:47.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/6216/processing/issues/6216"}