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Renderer now renders the entire manager, saving a flush after each emitter.

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This commit is contained in:
Richard Davey 2017-10-20 00:54:28 +01:00
parent c65c247393
commit c268d44962
3 changed files with 172 additions and 15 deletions
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26
v3/src/gameobjects/particles/ParticleManagerCanvasRenderer.js
View file

@ -15,19 +15,15 @@ var ParticleManagerCanvasRenderer = function (renderer, emitterManager, interpol
var particles = emitter.alive;
var length = particles.length;
if (!emitter.visible || length === 0)
{
continue;
}
var ctx = renderer.currentContext;
// TODO: Move into the ctx loop below as it's now Particle specific
var frame = emitter.frame;
var dx = frame.x;
var dy = frame.y;
var width = frame.width;
var height = frame.height;
var ox = width * 0.5;
var oy = height * 0.5;
var lastAlpha = ctx.globalAlpha;
var cd = frame.canvasData;
var cameraScrollX = camera.scrollX * emitter.scrollFactorX;
var cameraScrollY = camera.scrollY * emitter.scrollFactorY;
@ -40,6 +36,16 @@ var ParticleManagerCanvasRenderer = function (renderer, emitterManager, interpol
for (var index = 0; index < length; ++index)
{
var particle = particles[index];
var frame = particle.frame;
var dx = frame.x;
var dy = frame.y;
var width = frame.width;
var height = frame.height;
var ox = width * 0.5;
var oy = height * 0.5;
var cd = frame.canvasData;
var x = -ox;
var y = -oy;
var alpha = ((particle.color >> 24) & 0xFF) / 255.0;

5
v3/src/gameobjects/particles/ParticleManagerWebGLRenderer.js
View file

@ -9,10 +9,7 @@ var ParticleManagerWebGLRenderer = function (renderer, emitterManager, interpola
return;
}
for (var i = 0; i < emitters.length; i++)
{
renderer.particleRenderer.renderEmitter(emitters[i], camera);
}
renderer.particleRenderer.renderEmitterManager(emitterManager, camera);
};
module.exports = ParticleManagerWebGLRenderer;

156
v3/src/renderer/webgl/renderers/particlerenderer/ParticleRenderer.js
View file

@ -170,6 +170,7 @@ var ParticleRenderer = new Class({
);
},
/*
renderEmitter: function (emitter, camera)
{
var particles = emitter.alive;
@ -213,7 +214,7 @@ var ParticleRenderer = new Class({
var cameraScrollX = camera.scrollX * emitter.scrollFactorX;
var cameraScrollY = camera.scrollY * emitter.scrollFactorY;
this.manager.setRenderer(this, emitter.frame.source.glTexture, renderTarget);
this.manager.setRenderer(this, emitter.defaultFrame.source.glTexture, renderTarget);
// If there are more particles than fit into a single batch (16000) then it flushes after each one
for (var batchIndex = 0; batchIndex < batchCount; ++batchIndex)
@ -309,6 +310,159 @@ var ParticleRenderer = new Class({
elementCount = 0;
}
},
*/
renderEmitterManager: function (emitterManager, camera)
{
var renderTarget = emitterManager.renderTarget;
this.manager.setRenderer(this, emitterManager.defaultFrame.source.glTexture, renderTarget);
var emitters = emitterManager.emitters;
for (var i = 0; i < emitters.length; i++)
{
var emitter = emitters[i];
var particles = emitter.alive;
var length = particles.length;
if (!emitter.visible || length === 0)
{
continue;
}
if (emitter.blendMode !== this.manager.blendMode)
{
this.manager.setBlendMode(emitter.blendMode);
}
var data = this.vertexDataBuffer;
var vbF32 = data.floatView;
var vbU32 = data.uintView;
var vtxOffset = 0;
var cameraMatrix = camera.matrix.matrix;
var cma = cameraMatrix[0];
var cmb = cameraMatrix[1];
var cmc = cameraMatrix[2];
var cmd = cameraMatrix[3];
var cme = cameraMatrix[4];
var cmf = cameraMatrix[5];
var elementCount = this.elementCount;
var particleCount = 0;
var batchCount = Math.ceil(length / CONST.MAX);
// var renderTarget = emitter.renderTarget;
var tempMatrix = this.tempMatrix;
var tempMatrixMatrix = tempMatrix.matrix;
var particleOffset = 0;
var cameraScrollX = camera.scrollX * emitter.scrollFactorX;
var cameraScrollY = camera.scrollY * emitter.scrollFactorY;
// If there are more particles than fit into a single batch (16000) then it flushes after each one
for (var batchIndex = 0; batchIndex < batchCount; ++batchIndex)
{
var batchSize = Math.min(length, CONST.MAX);
for (var index = 0; index < batchSize; index++)
{
var particle = particles[particleOffset + index];
var frame = particle.frame;
var uvs = frame.uvs;
var x = -(frame.halfWidth);
var y = -(frame.halfHeight);
var color = particle.color;
var xw = x + frame.width;
var yh = y + frame.height;
tempMatrix.applyITRS(
particle.x - cameraScrollX * particle.scrollFactorX,
particle.y - cameraScrollY * particle.scrollFactorY,
particle.rotation,
particle.scaleX,
particle.scaleY
);
var sra = tempMatrixMatrix[0];
var srb = tempMatrixMatrix[1];
var src = tempMatrixMatrix[2];
var srd = tempMatrixMatrix[3];
var sre = tempMatrixMatrix[4];
var srf = tempMatrixMatrix[5];
var mva = sra * cma + srb * cmc;
var mvb = sra * cmb + srb * cmd;
var mvc = src * cma + srd * cmc;
var mvd = src * cmb + srd * cmd;
var mve = sre * cma + srf * cmc + cme;
var mvf = sre * cmb + srf * cmd + cmf;
var tx0 = x * mva + y * mvc + mve;
var ty0 = x * mvb + y * mvd + mvf;
var tx1 = x * mva + yh * mvc + mve;
var ty1 = x * mvb + yh * mvd + mvf;
var tx2 = xw * mva + yh * mvc + mve;
var ty2 = xw * mvb + yh * mvd + mvf;
var tx3 = xw * mva + y * mvc + mve;
var ty3 = xw * mvb + y * mvd + mvf;
vtxOffset = data.allocate(20);
elementCount += 6;
// Top Left
vbF32[vtxOffset++] = tx0;
vbF32[vtxOffset++] = ty0;
vbF32[vtxOffset++] = uvs.x0;
vbF32[vtxOffset++] = uvs.y0;
vbU32[vtxOffset++] = color;
// Bottom Left
vbF32[vtxOffset++] = tx1;
vbF32[vtxOffset++] = ty1;
vbF32[vtxOffset++] = uvs.x1;
vbF32[vtxOffset++] = uvs.y1;
vbU32[vtxOffset++] = color;
// Bottom Right
vbF32[vtxOffset++] = tx2;
vbF32[vtxOffset++] = ty2;
vbF32[vtxOffset++] = uvs.x2;
vbF32[vtxOffset++] = uvs.y2;
vbU32[vtxOffset++] = color;
// Top Right
vbF32[vtxOffset++] = tx3;
vbF32[vtxOffset++] = ty3;
vbF32[vtxOffset++] = uvs.x3;
vbF32[vtxOffset++] = uvs.y3;
vbU32[vtxOffset++] = color;
}
particleOffset += batchSize;
length -= batchSize;
this.elementCount = elementCount;
if (this.isFull())
{
this.flush(undefined, renderTarget);
elementCount = 0;
}
}
}
this.flush(undefined, renderTarget);
},
destroy: function ()
{