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Clear context after renderToTexture

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This commit is contained in:
Yaski
2012-08-03 01:17:48 +06:00
parent 5886490179
commit 1934ce7171
3 changed files with 63 additions and 78 deletions
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16
src/alternativa/engine3d/core/Camera3D.as
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@@ -243,9 +243,8 @@ public class Camera3D extends Object3D {
renderer.camera = this; renderer.camera = this;
// Projection argument calculating // Projection argument calculating
calculateProjection(view._width, view._height); calculateProjection(view._width, view._height);
// TODO: clear after shadows rendering
// Preparing to rendering // Preparing to rendering
view.prepareToRender(stage3D, context3D); view.configureContext3D(stage3D, context3D, this);
// Transformations calculating // Transformations calculating
if (transformChanged) composeTransforms(); if (transformChanged) composeTransforms();
localToGlobalTransform.copy(transform); localToGlobalTransform.copy(transform);
@@ -274,7 +273,7 @@ public class Camera3D extends Object3D {
} else { } else {
root.culling = 63; root.culling = 63;
} }
// Calculations of conent visibility // Calculations of content visibility
if (root.culling >= 0) root.calculateVisibility(this); if (root.culling >= 0) root.calculateVisibility(this);
// Calculations visibility of children // Calculations visibility of children
root.calculateChildrenVisibility(this); root.calculateChildrenVisibility(this);
@@ -357,6 +356,16 @@ public class Camera3D extends Object3D {
} }
raysLength = view.raysLength; raysLength = view.raysLength;
var r:Number = ((view.backgroundColor >> 16) & 0xff)/0xff;
var g:Number = ((view.backgroundColor >> 8) & 0xff)/0xff;
var b:Number = (view.backgroundColor & 0xff)/0xff;
if (view._canvas != null) {
r *= view.backgroundAlpha;
g *= view.backgroundAlpha;
b *= view.backgroundAlpha;
}
context3D.clear(r, g, b, view.backgroundAlpha);
// Check getting in frustum and occluding // Check getting in frustum and occluding
if (root.culling >= 0 && (root.boundBox == null || occludersLength == 0 || !root.boundBox.checkOcclusion(occluders, occludersLength, root.localToCameraTransform))) { if (root.culling >= 0 && (root.boundBox == null || occludersLength == 0 || !root.boundBox.checkOcclusion(occluders, occludersLength, root.localToCameraTransform))) {
// Check if the ray crossing the bounding box // Check if the ray crossing the bounding box
@@ -410,7 +419,6 @@ public class Camera3D extends Object3D {
} }
// Gather the draws for children // Gather the draws for children
root.collectChildrenDraws(this, lights, lightsLength, root.useShadow); root.collectChildrenDraws(this, lights, lightsLength, root.useShadow);
// Mouse events prosessing // Mouse events prosessing
view.processMouseEvents(context3D, this); view.processMouseEvents(context3D, this);
// Render // Render

14
src/alternativa/engine3d/core/RendererContext3DProperties.as
View File

@@ -8,7 +8,11 @@
package alternativa.engine3d.core { package alternativa.engine3d.core {
import alternativa.engine3d.materials.ShaderProgram;
import alternativa.engine3d.resources.Geometry;
import flash.display3D.Program3D; import flash.display3D.Program3D;
import flash.utils.Dictionary;
/** /**
* @private * @private
@@ -18,6 +22,10 @@ package alternativa.engine3d.core {
public var isConstrained:Boolean = false; public var isConstrained:Boolean = false;
public var backBufferWidth:int = -1;
public var backBufferHeight:int = -1;
public var backBufferAntiAlias:int = -1;
public var usedBuffers:uint = 0; public var usedBuffers:uint = 0;
public var usedTextures:uint = 0; public var usedTextures:uint = 0;
@@ -26,5 +34,11 @@ package alternativa.engine3d.core {
public var blendSource:String; public var blendSource:String;
public var blendDestination:String; public var blendDestination:String;
// View: mouse events
// Key - vertex program of object, value - program.
public var drawDistancePrograms:Dictionary = new Dictionary();
public var drawColoredRectProgram:ShaderProgram;
public var drawRectGeometry:Geometry;
} }
} }

111
src/alternativa/engine3d/core/View.as
View File

@@ -61,10 +61,6 @@ package alternativa.engine3d.core {
private static const renderEvent:MouseEvent = new MouseEvent("render"); private static const renderEvent:MouseEvent = new MouseEvent("render");
private static var properties:Dictionary = new Dictionary(true);
private var cachedContext3D:Context3D;
private var context3DProperties:Context3DViewProperties;
static private var drawDistanceFragment:Linker; static private var drawDistanceFragment:Linker;
static private var drawDistanceVertexProcedure:Procedure; static private var drawDistanceVertexProcedure:Procedure;
@@ -538,7 +534,7 @@ package alternativa.engine3d.core {
/** /**
* @private * @private
*/ */
alternativa3d function prepareToRender(stage3D:Stage3D, context:Context3D):void { alternativa3d function configureContext3D(stage3D:Stage3D, context3D:Context3D, camera:Camera3D):void {
if (_canvas == null) { if (_canvas == null) {
var vis:Boolean = this.visible; var vis:Boolean = this.visible;
for (var parent:DisplayObject = this.parent; parent != null; parent = parent.parent) { for (var parent:DisplayObject = this.parent; parent != null; parent = parent.parent) {
@@ -558,70 +554,55 @@ package alternativa.engine3d.core {
createRenderBitmap(); createRenderBitmap();
} }
} }
if (context != cachedContext3D) { var context3DProperties:RendererContext3DProperties = camera.context3DProperties;
// Get properties. if (context3DProperties.drawRectGeometry == null) {
cachedContext3D = context; // Inititalize data for mouse events
context3DProperties = properties[cachedContext3D]; var rectGeometry:Geometry = new Geometry(4);
if (context3DProperties == null) { rectGeometry.addVertexStream([VertexAttributes.POSITION, VertexAttributes.POSITION, VertexAttributes.POSITION, VertexAttributes.TEXCOORDS[0], VertexAttributes.TEXCOORDS[0]]);
context3DProperties = new Context3DViewProperties(); rectGeometry.setAttributeValues(VertexAttributes.POSITION, Vector.<Number>([0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1]));
// Inititalize data for mouse events rectGeometry.setAttributeValues(VertexAttributes.TEXCOORDS[0], Vector.<Number>([0, 0, 0, 1, 1, 1, 1, 0]));
var rectGeometry:Geometry = new Geometry(4); rectGeometry.indices = Vector.<uint>([0, 1, 3, 2, 3, 1]);
rectGeometry.addVertexStream([VertexAttributes.POSITION, VertexAttributes.POSITION, VertexAttributes.POSITION, VertexAttributes.TEXCOORDS[0], VertexAttributes.TEXCOORDS[0]]); rectGeometry.upload(context3D);
rectGeometry.setAttributeValues(VertexAttributes.POSITION, Vector.<Number>([0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1])); var vLinker:Linker = new Linker(Context3DProgramType.VERTEX);
rectGeometry.setAttributeValues(VertexAttributes.TEXCOORDS[0], Vector.<Number>([0, 0, 0, 1, 1, 1, 1, 0])); vLinker.addProcedure(Procedure.compileFromArray([
rectGeometry.indices = Vector.<uint>([0, 1, 3, 2, 3, 1]); "#a0=a0",
rectGeometry.upload(context); "#c0=c0",
var vLinker:Linker = new Linker(Context3DProgramType.VERTEX); "mul t0.x, a0.x, c0.x",
vLinker.addProcedure(Procedure.compileFromArray([ "mul t0.y, a0.y, c0.y",
"#a0=a0", "add o0.x, t0.x, c0.z",
"#c0=c0", "add o0.y, t0.y, c0.w",
"mul t0.x, a0.x, c0.x", "mov o0.z, a0.z",
"mul t0.y, a0.y, c0.y", "mov o0.w, a0.z",
"add o0.x, t0.x, c0.z", ]));
"add o0.y, t0.y, c0.w", var fLinker:Linker = new Linker(Context3DProgramType.FRAGMENT);
"mov o0.z, a0.z", fLinker.addProcedure(Procedure.compileFromArray([
"mov o0.w, a0.z", "#c0=c0",
])); "mov o0, c0",
var fLinker:Linker = new Linker(Context3DProgramType.FRAGMENT); ]));
fLinker.addProcedure(Procedure.compileFromArray([ var coloredRectProgram:ShaderProgram = new ShaderProgram(vLinker, fLinker);
"#c0=c0", coloredRectProgram.upload(context3D);
"mov o0, c0",
]));
var coloredRectProgram:ShaderProgram = new ShaderProgram(vLinker, fLinker);
coloredRectProgram.upload(context);
context3DProperties.drawRectGeometry = rectGeometry; context3DProperties.drawRectGeometry = rectGeometry;
context3DProperties.drawColoredRectProgram = coloredRectProgram; context3DProperties.drawColoredRectProgram = coloredRectProgram;
properties[cachedContext3D] = context3DProperties;
}
} }
if (_width != context3DProperties.backBufferWidth || _height != context3DProperties.backBufferHeight || antiAlias != context3DProperties.backBufferAntiAlias) { if (_width != context3DProperties.backBufferWidth || _height != context3DProperties.backBufferHeight || antiAlias != context3DProperties.backBufferAntiAlias) {
context3DProperties.backBufferWidth = _width; context3DProperties.backBufferWidth = _width;
context3DProperties.backBufferHeight = _height; context3DProperties.backBufferHeight = _height;
context3DProperties.backBufferAntiAlias = antiAlias; context3DProperties.backBufferAntiAlias = antiAlias;
context.configureBackBuffer(_width, _height, antiAlias); context3D.configureBackBuffer(_width, _height, antiAlias);
} }
var r:Number = ((backgroundColor >> 16) & 0xff)/0xff;
var g:Number = ((backgroundColor >> 8) & 0xff)/0xff;
var b:Number = (backgroundColor & 0xff)/0xff;
if (canvas != null) {
r *= backgroundAlpha;
g *= backgroundAlpha;
b *= backgroundAlpha;
}
context.clear(r, g, b, backgroundAlpha);
} }
/** /**
* @private * @private
*/ */
alternativa3d function processMouseEvents(context:Context3D, camera:Camera3D):void { alternativa3d function processMouseEvents(context3D:Context3D, camera:Camera3D):void {
var i:int; var i:int;
// Mouse events // Mouse events
if (eventsLength > 0) { if (eventsLength > 0) {
if (surfacesLength > 0) { if (surfacesLength > 0) {
// Calculating the depth // Calculating the depth
calculateSurfacesDepths(context, camera, _width, _height); calculateSurfacesDepths(context3D, camera, _width, _height);
// Sorting by decreasing the depth // Sorting by decreasing the depth
for (i = 0; i < raysLength; i++) { for (i = 0; i < raysLength; i++) {
var raySurfaces:Vector.<Surface> = raysSurfaces[i]; var raySurfaces:Vector.<Surface> = raysSurfaces[i];
@@ -781,8 +762,8 @@ package alternativa.engine3d.core {
context.setVertexBufferAt(6, null); context.setVertexBufferAt(6, null);
context.setVertexBufferAt(7, null); context.setVertexBufferAt(7, null);
var drawRectGeometry:Geometry = context3DProperties.drawRectGeometry; var drawRectGeometry:Geometry = camera.context3DProperties.drawRectGeometry;
var drawColoredRectProgram:ShaderProgram = context3DProperties.drawColoredRectProgram; var drawColoredRectProgram:ShaderProgram = camera.context3DProperties.drawColoredRectProgram;
// Rectangle // Rectangle
var vLinker:Linker, fLinker:Linker; var vLinker:Linker, fLinker:Linker;
@@ -888,7 +869,7 @@ package alternativa.engine3d.core {
var procedure:Procedure = procedures[index]; var procedure:Procedure = procedures[index];
var object:Object3D = surface.object; var object:Object3D = surface.object;
// Program // Program
var drawDistanceProgram:ShaderProgram = context3DProperties.drawDistancePrograms[procedure]; var drawDistanceProgram:ShaderProgram = camera.context3DProperties.drawDistancePrograms[procedure];
if (drawDistanceProgram == null) { if (drawDistanceProgram == null) {
// Assembling the vertex shader // Assembling the vertex shader
var vertex:Linker = new Linker(Context3DProgramType.VERTEX); var vertex:Linker = new Linker(Context3DProgramType.VERTEX);
@@ -907,7 +888,7 @@ package alternativa.engine3d.core {
drawDistanceProgram = new ShaderProgram(vertex, drawDistanceFragment); drawDistanceProgram = new ShaderProgram(vertex, drawDistanceFragment);
drawDistanceProgram.fragmentShader.varyings = drawDistanceProgram.vertexShader.varyings; drawDistanceProgram.fragmentShader.varyings = drawDistanceProgram.vertexShader.varyings;
drawDistanceProgram.upload(context); drawDistanceProgram.upload(context);
context3DProperties.drawDistancePrograms[procedure] = drawDistanceProgram; camera.context3DProperties.drawDistancePrograms[procedure] = drawDistanceProgram;
} }
var buffer:VertexBuffer3D = geometry.getVertexBuffer(VertexAttributes.POSITION); var buffer:VertexBuffer3D = geometry.getVertexBuffer(VertexAttributes.POSITION);
if (buffer == null) return; if (buffer == null) return;
@@ -1410,9 +1391,6 @@ package alternativa.engine3d.core {
} }
} }
import alternativa.engine3d.materials.ShaderProgram;
import alternativa.engine3d.resources.Geometry;
import flash.display.BitmapData; import flash.display.BitmapData;
import flash.display.Sprite; import flash.display.Sprite;
import flash.events.MouseEvent; import flash.events.MouseEvent;
@@ -1420,7 +1398,6 @@ import flash.geom.ColorTransform;
import flash.geom.Matrix; import flash.geom.Matrix;
import flash.net.URLRequest; import flash.net.URLRequest;
import flash.net.navigateToURL; import flash.net.navigateToURL;
import flash.utils.Dictionary;
class Logo extends Sprite { class Logo extends Sprite {
@@ -1518,17 +1495,3 @@ class Logo extends Sprite {
} }
} }
class Context3DViewProperties {
public var backBufferWidth:int = -1;
public var backBufferHeight:int = -1;
public var backBufferAntiAlias:int = -1;
// Mouse events
// Key - vertex program of object, value - program.
public var drawDistancePrograms:Dictionary = new Dictionary();
public var drawColoredRectProgram:ShaderProgram;
public var drawRectGeometry:Geometry;
}