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Removed clearColor. CSS now handles this. Context always transparent.

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This commit is contained in:
Richard Davey 2018-11-13 15:10:10 +00:00
parent 1b51ef1130
commit 48686881dc
1 changed files with 7 additions and 77 deletions
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84
src/renderer/webgl/WebGLRenderer.js
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@ -62,8 +62,8 @@ var WebGLRenderer = new Class({
var gameConfig = game.config;
var contextCreationConfig = {
alpha: gameConfig.transparent,
depth: false, // enable when 3D is added in the future
alpha: true,
depth: false,
antialias: gameConfig.antialias,
premultipliedAlpha: gameConfig.premultipliedAlpha,
stencil: true,
@ -505,7 +505,7 @@ var WebGLRenderer = new Class({
// Set it back into the Game, so developers can access it from there too
this.game.context = gl;
for (var i = 0; i <= 17; i++)
for (var i = 0; i <= 27; i++)
{
this.blendModes.push({ func: [ gl.ONE, gl.ONE_MINUS_SRC_ALPHA ], equation: gl.FUNC_ADD });
}
@ -520,76 +520,7 @@ var WebGLRenderer = new Class({
this.blendModes[3].func = [ gl.ONE, gl.ONE_MINUS_SRC_COLOR ];
// ERASE
this.blendModes[17].func = [ gl.ZERO, gl.ONE_MINUS_SRC_ALPHA ];
// This is like an inversed erase! alpha areas go black
// this.blendModes[17].func = [ gl.ONE_MINUS_SRC_ALPHA, gl.SRC_ALPHA, gl.ONE, gl.ONE ];
// src RGB
// dst RGB
// src Alpha
// dst Alpha
// gl.ZERO,
// gl.ONE,
// gl.SRC_COLOR,
// gl.ONE_MINUS_SRC_COLOR,
// gl.DST_COLOR,
// gl.ONE_MINUS_DST_COLOR,
// gl.SRC_ALPHA,
// gl.ONE_MINUS_SRC_ALPHA,
// gl.DST_ALPHA,
// gl.ONE_MINUS_DST_ALPHA,
// gl.CONSTANT_COLOR,
// gl.ONE_MINUS_CONSTANT_COLOR,
// gl.CONSTANT_ALPHA,
// gl.ONE_MINUS_CONSTANT_ALPHA,
// gl.SRC_ALPHA_SATURATE
// BLACK (with ADD)
// this.blendModes[17].func = [
// gl.ZERO,
// gl.ONE_MINUS_SRC_ALPHA,
// gl.ONE,
// gl.ONE
// ];
// this.blendModes[17].func = [
// gl.ONE,
// gl.ZERO,
// gl.ONE,
// gl.ZERO
// ];
// this.blendModes[17].equation = gl.FUNC_ADD;
// this.blendModes[17].equation = gl.FUNC_SUBTRACT;
this.blendModes[17].equation = gl.FUNC_REVERSE_SUBTRACT;
// 0, 1, 2, 3
// blendFuncSeparate(this._srcRGB, this._dstRGB, this._srcAlpha, this._dstAlpha);
// this._srcRGB = this.gl.SRC_ALPHA;
// this._dstRGB = this.gl.ONE;
// this._srcAlpha = this.gl.ONE;
// this._dstAlpha = this.gl.ONE;
// this._modeRGB = this.gl.FUNC_ADD;
// this._modeAlpha = this.gl.FUNC_ADD;
// this._srcRGB = this.gl.SRC_ALPHA;
// this._dstRGB = this.gl.ONE_MINUS_SRC_ALPHA;
// this._srcAlpha = this.gl.ONE;
// this._dstAlpha = this.gl.ONE;
// this._modeRGB = this.gl.FUNC_REVERSE_SUBTRACT;
// this._modeAlpha = this.gl.FUNC_REVERSE_SUBTRACT;
// gl.blendEquationSeparate(this._modeRGB, this._modeAlpha);
// gl.blendFuncSeparate(this._srcRGB, this._dstRGB, this._srcAlpha, this._dstAlpha);
this.blendModes[17] = { func: [ gl.ZERO, gl.ONE_MINUS_SRC_ALPHA ], equation: gl.FUNC_REVERSE_SUBTRACT };
this.glFormats[0] = gl.BYTE;
this.glFormats[1] = gl.SHORT;
@ -619,12 +550,13 @@ var WebGLRenderer = new Class({
this.supportedExtensions = exts;
// Setup initial WebGL state
// Setup initial WebGL state
gl.disable(gl.DEPTH_TEST);
gl.disable(gl.CULL_FACE);
gl.enable(gl.BLEND);
gl.clearColor(clearColor.redGL, clearColor.greenGL, clearColor.blueGL, 1.0);
// gl.clearColor(clearColor.redGL, clearColor.greenGL, clearColor.blueGL, 1);
// Initialize all textures to null
for (var index = 0; index < this.currentTextures.length; ++index)
@ -1834,12 +1766,10 @@ var WebGLRenderer = new Class({
if (this.contextLost) { return; }
var gl = this.gl;
var color = this.config.backgroundColor;
var pipelines = this.pipelines;
if (this.config.clearBeforeRender)
{
gl.clearColor(color.redGL, color.greenGL, color.blueGL, color.alphaGL);
gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT | gl.STENCIL_BUFFER_BIT);
}