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Merge pull request #5215 from cruzdanilo/layer-webgl-transform

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StaticTilemapLayerWebGLRenderer: apply rotation and parent transform
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Richard Davey 2020-07-13 13:18:02 +01:00 committed by GitHub
commit cbba26e08c
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1 changed files with 39 additions and 4 deletions
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43
src/tilemaps/staticlayer/StaticTilemapLayerWebGLRenderer.js
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@ -20,8 +20,9 @@
* @param {Phaser.Tilemaps.StaticTilemapLayer} src - The Game Object being rendered in this call.
* @param {number} interpolationPercentage - Reserved for future use and custom pipelines.
* @param {Phaser.Cameras.Scene2D.Camera} camera - The Camera that is rendering the Game Object.
* @param {Phaser.GameObjects.Components.TransformMatrix} parentMatrix - This transform matrix is defined if the game object is nested
*/
var StaticTilemapLayerWebGLRenderer = function (renderer, src, interpolationPercentage, camera)
var StaticTilemapLayerWebGLRenderer = function (renderer, src, interpolationPercentage, camera, parentMatrix)
{
var tilesets = src.tileset;
@ -30,9 +31,43 @@ var StaticTilemapLayerWebGLRenderer = function (renderer, src, interpolationPerc
renderer.setPipeline(pipeline);
pipeline.modelIdentity();
pipeline.modelTranslate(src.x - (camera.scrollX * src.scrollFactorX), src.y - (camera.scrollY * src.scrollFactorY), 0);
pipeline.modelScale(src.scaleX, src.scaleY, 1);
var camMatrix = renderer._tempMatrix1;
var layerMatrix = renderer._tempMatrix2;
var calcMatrix = renderer._tempMatrix3;
layerMatrix.applyITRS(src.x, src.y, src.rotation, src.scaleX, src.scaleY);
camMatrix.copyFrom(camera.matrix);
if (parentMatrix)
{
// Multiply the camera by the parent matrix
camMatrix.multiplyWithOffset(parentMatrix, -camera.scrollX * src.scrollFactorX, -camera.scrollY * src.scrollFactorY);
// Undo the camera scroll
layerMatrix.e = src.x;
layerMatrix.f = src.y;
// Multiply by the layer matrix, store result in calcMatrix
camMatrix.multiply(layerMatrix, calcMatrix);
}
else
{
layerMatrix.e -= camera.scrollX * src.scrollFactorX;
layerMatrix.f -= camera.scrollY * src.scrollFactorY;
// Multiply by the layer matrix, store result in calcMatrix
camMatrix.multiply(layerMatrix, calcMatrix);
}
var modelMatrix = pipeline.modelIdentity().modelMatrix;
modelMatrix[0] = calcMatrix.a;
modelMatrix[1] = calcMatrix.b;
modelMatrix[4] = calcMatrix.c;
modelMatrix[5] = calcMatrix.d;
modelMatrix[12] = calcMatrix.e;
modelMatrix[13] = calcMatrix.f;
pipeline.viewLoad2D(camera.matrix.matrix);
for (var i = 0; i < tilesets.length; i++)