babylon.postProcessRenderEffect.js 6.5 KB

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  1. var BABYLON;
  2. (function (BABYLON) {
  3. var PostProcessRenderEffect = (function () {
  4. function PostProcessRenderEffect(engine, name, getPostProcess, singleInstance) {
  5. this._engine = engine;
  6. this._name = name;
  7. this._singleInstance = singleInstance || true;
  8. this._getPostProcess = getPostProcess;
  9. this._cameras = [];
  10. this._indicesForCamera = [];
  11. this._postProcesses = {};
  12. this._renderPasses = {};
  13. this._renderEffectAsPasses = {};
  14. }
  15. PostProcessRenderEffect.prototype._update = function () {
  16. for (var renderPassName in this._renderPasses) {
  17. this._renderPasses[renderPassName]._update();
  18. }
  19. };
  20. PostProcessRenderEffect.prototype.addPass = function (renderPass) {
  21. this._renderPasses[renderPass._name] = renderPass;
  22. this._linkParameters();
  23. };
  24. PostProcessRenderEffect.prototype.removePass = function (renderPass) {
  25. delete this._renderPasses[renderPass._name];
  26. this._linkParameters();
  27. };
  28. PostProcessRenderEffect.prototype.addRenderEffectAsPass = function (renderEffect) {
  29. this._renderEffectAsPasses[renderEffect._name] = renderEffect;
  30. this._linkParameters();
  31. };
  32. PostProcessRenderEffect.prototype.getPass = function (passName) {
  33. for (var renderPassName in this._renderPasses) {
  34. if (renderPassName === passName) {
  35. return this._renderPasses[passName];
  36. }
  37. }
  38. };
  39. PostProcessRenderEffect.prototype.emptyPasses = function () {
  40. this._renderPasses = {};
  41. this._linkParameters();
  42. };
  43. PostProcessRenderEffect.prototype._attachCameras = function (cameras) {
  44. var cameraKey;
  45. var _cam = BABYLON.Tools.MakeArray(cameras || this._cameras);
  46. for (var i = 0; i < _cam.length; i++) {
  47. var camera = _cam[i];
  48. var cameraName = camera.name;
  49. if (this._singleInstance) {
  50. cameraKey = 0;
  51. }
  52. else {
  53. cameraKey = cameraName;
  54. }
  55. this._postProcesses[cameraKey] = this._postProcesses[cameraKey] || this._getPostProcess();
  56. var index = camera.attachPostProcess(this._postProcesses[cameraKey]);
  57. if (!this._indicesForCamera[cameraName]) {
  58. this._indicesForCamera[cameraName] = [];
  59. }
  60. this._indicesForCamera[cameraName].push(index);
  61. if (this._cameras.indexOf(camera) === -1) {
  62. this._cameras[cameraName] = camera;
  63. }
  64. for (var passName in this._renderPasses) {
  65. this._renderPasses[passName]._incRefCount();
  66. }
  67. }
  68. this._linkParameters();
  69. };
  70. PostProcessRenderEffect.prototype._detachCameras = function (cameras) {
  71. var _cam = BABYLON.Tools.MakeArray(cameras || this._cameras);
  72. for (var i = 0; i < _cam.length; i++) {
  73. var camera = _cam[i];
  74. var cameraName = camera.name;
  75. camera.detachPostProcess(this._postProcesses[this._singleInstance ? 0 : cameraName], this._indicesForCamera[cameraName]);
  76. var index = this._cameras.indexOf(cameraName);
  77. this._indicesForCamera.splice(index, 1);
  78. this._cameras.splice(index, 1);
  79. for (var passName in this._renderPasses) {
  80. this._renderPasses[passName]._decRefCount();
  81. }
  82. }
  83. };
  84. PostProcessRenderEffect.prototype._enable = function (cameras) {
  85. var _cam = BABYLON.Tools.MakeArray(cameras || this._cameras);
  86. for (var i = 0; i < _cam.length; i++) {
  87. var camera = _cam[i];
  88. var cameraName = camera.name;
  89. for (var j = 0; j < this._indicesForCamera[cameraName].length; j++) {
  90. if (camera._postProcesses[this._indicesForCamera[cameraName][j]] === undefined) {
  91. cameras[i].attachPostProcess(this._postProcesses[this._singleInstance ? 0 : cameraName], this._indicesForCamera[cameraName][j]);
  92. }
  93. }
  94. for (var passName in this._renderPasses) {
  95. this._renderPasses[passName]._incRefCount();
  96. }
  97. }
  98. };
  99. PostProcessRenderEffect.prototype._disable = function (cameras) {
  100. var _cam = BABYLON.Tools.MakeArray(cameras || this._cameras);
  101. for (var i = 0; i < _cam.length; i++) {
  102. var camera = _cam[i];
  103. var cameraName = camera.Name;
  104. camera.detachPostProcess(this._postProcesses[this._singleInstance ? 0 : cameraName], this._indicesForCamera[cameraName]);
  105. for (var passName in this._renderPasses) {
  106. this._renderPasses[passName]._decRefCount();
  107. }
  108. }
  109. };
  110. PostProcessRenderEffect.prototype.getPostProcess = function (camera) {
  111. if (this._singleInstance) {
  112. return this._postProcesses[0];
  113. }
  114. else {
  115. return this._postProcesses[camera.name];
  116. }
  117. };
  118. PostProcessRenderEffect.prototype._linkParameters = function () {
  119. var _this = this;
  120. for (var index in this._postProcesses) {
  121. if (this.applyParameters) {
  122. this.applyParameters(this._postProcesses[index]);
  123. }
  124. this._postProcesses[index].onBeforeRender = function (effect) {
  125. _this._linkTextures(effect);
  126. };
  127. }
  128. };
  129. PostProcessRenderEffect.prototype._linkTextures = function (effect) {
  130. for (var renderPassName in this._renderPasses) {
  131. effect.setTexture(renderPassName, this._renderPasses[renderPassName].getRenderTexture());
  132. }
  133. for (var renderEffectName in this._renderEffectAsPasses) {
  134. effect.setTextureFromPostProcess(renderEffectName + "Sampler", this._renderEffectAsPasses[renderEffectName].getPostProcess());
  135. }
  136. };
  137. return PostProcessRenderEffect;
  138. })();
  139. BABYLON.PostProcessRenderEffect = PostProcessRenderEffect;
  140. })(BABYLON || (BABYLON = {}));
  141. //# sourceMappingURL=../../PostProcess/RenderPipeline/babylon.postProcessRenderEffect.js.map