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brightness.html 1.6KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <meta charset="utf-8">
  5. <meta name="viewport" content="width=device-width,initial-scale=1.0">
  6. <title>dc-example</title>
  7. <script src='/libs/dc-sdk/dc.base.min.js'></script>
  8. <script src='/libs/dc-sdk/dc.core.min.js'></script>
  9. <script>DC.baseUrl='../libs/dc-sdk/resources/'</script>
  10. <script src="https://cdnjs.cloudflare.com/ajax/libs/dat-gui/0.7.9/dat.gui.min.js"></script>
  11. <link href='/libs/dc-sdk/dc.core.min.css' type='text/css' rel='stylesheet'>
  12. <link href='../index.css' type='text/css' rel='stylesheet'>
  13. <style>
  14. *{
  15. margin: 0;
  16. padding: 0;
  17. }
  18. html,body,#viewer-container{
  19. width: 100%;
  20. height: 100%;
  21. overflow: hidden;
  22. }
  23. </style>
  24. </head>
  25. <body>
  26. <div id="viewer-container"></div>
  27. <script>
  28. let viewer = undefined
  29. function initViewer() {
  30. viewer = new DC.Viewer('viewer-container')
  31. let baselayer_midnight = DC.ImageryLayerFactory.createBaiduImageryLayer({
  32. style: 'midnight'
  33. })
  34. viewer.addBaseLayer(baselayer_midnight)
  35. viewer.use(new DC.Effect())
  36. viewer.effect.brightness.enable= true
  37. viewer.effect.brightness.intensity = 1.5
  38. addGuiController() // add controller
  39. }
  40. function addGuiController(){
  41. let controls = {
  42. enable:true,
  43. intensity: 1.5,
  44. }
  45. let gui = new dat.GUI()
  46. gui.add(controls,'enable').onChange(value=>{
  47. viewer.effect.brightness.enable=value
  48. })
  49. gui.add(controls,'intensity',0,5).step(0.1).onChange(value=>{
  50. viewer.effect.brightness.intensity=value
  51. })
  52. }
  53. DC.ready(initViewer)
  54. </script>
  55. </body>
  56. </html>