MMPC/Alternativa3D
3
0
Fork 0
mirror of https://github.com/MapMakersAndProgrammers/Alternativa3D.git synced 2025-10-26 09:59:10 -07:00
Code Issues Packages Projects Releases Wiki Activity

Clear context after renderToTexture

Browse Source
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
Download Patch File Download Diff File Expand all files Collapse all files

16
src/alternativa/engine3d/core/Camera3D.as
View File

@@ -243,9 +243,8 @@ public class Camera3D extends Object3D {
renderer.camera = this;
// Projection argument calculating
calculateProjection(view._width, view._height);
// TODO: clear after shadows rendering
// Preparing to rendering
view.prepareToRender(stage3D, context3D);
view.configureContext3D(stage3D, context3D, this);
// Transformations calculating
if (transformChanged) composeTransforms();
localToGlobalTransform.copy(transform);
@@ -274,7 +273,7 @@ public class Camera3D extends Object3D {
} else {
root.culling = 63;
}
// Calculations of conent visibility
// Calculations of content visibility
if (root.culling >= 0) root.calculateVisibility(this);
// Calculations visibility of children
root.calculateChildrenVisibility(this);
@@ -357,6 +356,16 @@ public class Camera3D extends Object3D {
}
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
if (root.culling >= 0 && (root.boundBox == null || occludersLength == 0 || !root.boundBox.checkOcclusion(occluders, occludersLength, root.localToCameraTransform))) {
// Check if the ray crossing the bounding box
@@ -410,7 +419,6 @@ public class Camera3D extends Object3D {
}
// Gather the draws for children
root.collectChildrenDraws(this, lights, lightsLength, root.useShadow);
// Mouse events prosessing
view.processMouseEvents(context3D, this);
// Render

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

@@ -8,7 +8,11 @@
package alternativa.engine3d.core {
import alternativa.engine3d.materials.ShaderProgram;
import alternativa.engine3d.resources.Geometry;
import flash.display3D.Program3D;
import flash.utils.Dictionary;
/**
* @private
@@ -18,6 +22,10 @@ package alternativa.engine3d.core {
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 usedTextures:uint = 0;
@@ -26,5 +34,11 @@ package alternativa.engine3d.core {
public var blendSource: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;
}
}

61
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 var properties:Dictionary = new Dictionary(true);
private var cachedContext3D:Context3D;
private var context3DProperties:Context3DViewProperties;
static private var drawDistanceFragment:Linker;
static private var drawDistanceVertexProcedure:Procedure;
@@ -538,7 +534,7 @@ package alternativa.engine3d.core {
/**
* @private
*/
alternativa3d function prepareToRender(stage3D:Stage3D, context:Context3D):void {
alternativa3d function configureContext3D(stage3D:Stage3D, context3D:Context3D, camera:Camera3D):void {
if (_canvas == null) {
var vis:Boolean = this.visible;
for (var parent:DisplayObject = this.parent; parent != null; parent = parent.parent) {
@@ -558,19 +554,15 @@ package alternativa.engine3d.core {
createRenderBitmap();
}
}
if (context != cachedContext3D) {
// Get properties.
cachedContext3D = context;
context3DProperties = properties[cachedContext3D];
if (context3DProperties == null) {
context3DProperties = new Context3DViewProperties();
var context3DProperties:RendererContext3DProperties = camera.context3DProperties;
if (context3DProperties.drawRectGeometry == null) {
// Inititalize data for mouse events
var rectGeometry:Geometry = new Geometry(4);
rectGeometry.addVertexStream([VertexAttributes.POSITION, VertexAttributes.POSITION, VertexAttributes.POSITION, VertexAttributes.TEXCOORDS[0], VertexAttributes.TEXCOORDS[0]]);
rectGeometry.setAttributeValues(VertexAttributes.POSITION, Vector.<Number>([0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1]));
rectGeometry.setAttributeValues(VertexAttributes.TEXCOORDS[0], Vector.<Number>([0, 0, 0, 1, 1, 1, 1, 0]));
rectGeometry.indices = Vector.<uint>([0, 1, 3, 2, 3, 1]);
rectGeometry.upload(context);
rectGeometry.upload(context3D);
var vLinker:Linker = new Linker(Context3DProgramType.VERTEX);
vLinker.addProcedure(Procedure.compileFromArray([
"#a0=a0",
@@ -588,40 +580,29 @@ package alternativa.engine3d.core {
"mov o0, c0",
]));
var coloredRectProgram:ShaderProgram = new ShaderProgram(vLinker, fLinker);
coloredRectProgram.upload(context);
coloredRectProgram.upload(context3D);
context3DProperties.drawRectGeometry = rectGeometry;
context3DProperties.drawColoredRectProgram = coloredRectProgram;
properties[cachedContext3D] = context3DProperties;
}
}
if (_width != context3DProperties.backBufferWidth || _height != context3DProperties.backBufferHeight || antiAlias != context3DProperties.backBufferAntiAlias) {
context3DProperties.backBufferWidth = _width;
context3DProperties.backBufferHeight = _height;
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
*/
alternativa3d function processMouseEvents(context:Context3D, camera:Camera3D):void {
alternativa3d function processMouseEvents(context3D:Context3D, camera:Camera3D):void {
var i:int;
// Mouse events
if (eventsLength > 0) {
if (surfacesLength > 0) {
// Calculating the depth
calculateSurfacesDepths(context, camera, _width, _height);
calculateSurfacesDepths(context3D, camera, _width, _height);
// Sorting by decreasing the depth
for (i = 0; i < raysLength; i++) {
var raySurfaces:Vector.<Surface> = raysSurfaces[i];
@@ -781,8 +762,8 @@ package alternativa.engine3d.core {
context.setVertexBufferAt(6, null);
context.setVertexBufferAt(7, null);
var drawRectGeometry:Geometry = context3DProperties.drawRectGeometry;
var drawColoredRectProgram:ShaderProgram = context3DProperties.drawColoredRectProgram;
var drawRectGeometry:Geometry = camera.context3DProperties.drawRectGeometry;
var drawColoredRectProgram:ShaderProgram = camera.context3DProperties.drawColoredRectProgram;
// Rectangle
var vLinker:Linker, fLinker:Linker;
@@ -888,7 +869,7 @@ package alternativa.engine3d.core {
var procedure:Procedure = procedures[index];
var object:Object3D = surface.object;
// Program
var drawDistanceProgram:ShaderProgram = context3DProperties.drawDistancePrograms[procedure];
var drawDistanceProgram:ShaderProgram = camera.context3DProperties.drawDistancePrograms[procedure];
if (drawDistanceProgram == null) {
// Assembling the vertex shader
var vertex:Linker = new Linker(Context3DProgramType.VERTEX);
@@ -907,7 +888,7 @@ package alternativa.engine3d.core {
drawDistanceProgram = new ShaderProgram(vertex, drawDistanceFragment);
drawDistanceProgram.fragmentShader.varyings = drawDistanceProgram.vertexShader.varyings;
drawDistanceProgram.upload(context);
context3DProperties.drawDistancePrograms[procedure] = drawDistanceProgram;
camera.context3DProperties.drawDistancePrograms[procedure] = drawDistanceProgram;
}
var buffer:VertexBuffer3D = geometry.getVertexBuffer(VertexAttributes.POSITION);
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.Sprite;
import flash.events.MouseEvent;
@@ -1420,7 +1398,6 @@ import flash.geom.ColorTransform;
import flash.geom.Matrix;
import flash.net.URLRequest;
import flash.net.navigateToURL;
import flash.utils.Dictionary;
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;
}