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Get context properties in Camera3D

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This commit is contained in:
Yaski
2012-07-31 21:53:03 +06:00
parent 094bbcd5b7
commit d08989b9b1
7 changed files with 42 additions and 29 deletions
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30
src/alternativa/engine3d/core/Camera3D.as
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@@ -46,6 +46,12 @@ package alternativa.engine3d.core {
*/
public class Camera3D extends Object3D {
/**
* @private
* Key - context, value - properties.
*/
alternativa3d static var context3DPropertiesPool:Dictionary = new Dictionary(true);
/**
* The viewport defines part of screen to which renders image seen by the camera.
* If viewport is not defined, the camera would not draws anything.
@@ -156,6 +162,11 @@ public class Camera3D extends Object3D {
*/
alternativa3d var context3D:Context3D;
/**
* @private
*/
alternativa3d var context3DProperties:RendererContext3DProperties;
/**
* @private
* Camera's renderer. If is not defined, the camera will no draw anything.
@@ -195,7 +206,6 @@ public class Camera3D extends Object3D {
* @param stage3D <code>Stage3D</code> to which image will be rendered.
*/
public function render(stage3D:Stage3D):void {
// TODO: don't check mouse events if no listeners
var i:int;
var j:int;
var light:Light3D;
@@ -214,11 +224,26 @@ public class Camera3D extends Object3D {
ambient[2] = 0;
ambient[3] = 1;
// Receiving the context
context3D = stage3D.context3D;
var currentContext3D:Context3D = stage3D.context3D;
if (currentContext3D != context3D) {
if (currentContext3D != null) {
context3DProperties = context3DPropertiesPool[currentContext3D];
if (context3DProperties == null) {
context3DProperties = new RendererContext3DProperties();
context3DProperties.isConstrained = currentContext3D.driverInfo.lastIndexOf("(Baseline Constrained)") >= 0;
context3DPropertiesPool[currentContext3D] = context3DProperties;
}
context3D = currentContext3D;
} else {
context3D = null;
context3DProperties = null;
}
}
if (context3D != null && view != null && renderer != null && (view.stage != null || view._canvas != null)) {
renderer.camera = this;
// Projection argument calculating
calculateProjection(view._width, view._height);
// TODO: clear after shadows rendering
// Preparing to rendering
view.prepareToRender(stage3D, context3D);
// Transformations calculating
@@ -403,7 +428,6 @@ public class Camera3D extends Object3D {
lights.length = 0;
childLights.length = 0;
occluders.length = 0;
context3D = null;
}
/**

32
src/alternativa/engine3d/core/Renderer.as
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@@ -16,7 +16,6 @@ package alternativa.engine3d.core {
import flash.display3D.Context3DProgramType;
import flash.display3D.IndexBuffer3D;
import flash.display3D.Program3D;
import flash.utils.Dictionary;
use namespace alternativa3d;
@@ -37,9 +36,6 @@ package alternativa.engine3d.core {
public static const NEXT_LAYER:int = 50;
// Key - context, value - properties.
protected static var properties:Dictionary = new Dictionary(true);
// Collector
protected var collector:DrawUnit;
@@ -47,9 +43,6 @@ package alternativa.engine3d.core {
alternativa3d var drawUnits:Vector.<DrawUnit> = new Vector.<DrawUnit>();
alternativa3d var isConstrainedMode:Boolean = false;
protected var _context3D:Context3D;
protected var _contextProperties:RendererContext3DProperties;
alternativa3d function render(context3D:Context3D):void {
@@ -61,29 +54,29 @@ package alternativa.engine3d.core {
if (list != null) {
switch (i) {
case SKY:
_context3D.setDepthTest(false, Context3DCompareMode.ALWAYS);
context3D.setDepthTest(false, Context3DCompareMode.ALWAYS);
break;
case OPAQUE:
_context3D.setDepthTest(true, Context3DCompareMode.LESS);
context3D.setDepthTest(true, Context3DCompareMode.LESS);
break;
case OPAQUE_OVERHEAD:
_context3D.setDepthTest(false, Context3DCompareMode.EQUAL);
context3D.setDepthTest(false, Context3DCompareMode.EQUAL);
break;
case DECALS:
_context3D.setDepthTest(false, Context3DCompareMode.LESS_EQUAL);
context3D.setDepthTest(false, Context3DCompareMode.LESS_EQUAL);
break;
case TRANSPARENT_SORT:
if (list.next != null) list = sortByAverageZ(list);
_context3D.setDepthTest(false, Context3DCompareMode.LESS);
context3D.setDepthTest(false, Context3DCompareMode.LESS);
break;
case NEXT_LAYER:
_context3D.setDepthTest(false, Context3DCompareMode.ALWAYS);
context3D.setDepthTest(false, Context3DCompareMode.ALWAYS);
break;
}
// Rendering
while (list != null) {
var next:DrawUnit = list.next;
renderDrawUnit(list, _context3D, camera);
renderDrawUnit(list, context3D, camera);
// Send to collector
list.clear();
list.next = collector;
@@ -92,6 +85,7 @@ package alternativa.engine3d.core {
}
}
}
// TODO: not free buffers and textures in each renderer, only when full camera cycle finishes.
freeContext3DProperties(context3D);
// Clear
drawUnits.length = 0;
@@ -182,15 +176,7 @@ package alternativa.engine3d.core {
}
protected function updateContext3D(value:Context3D):void {
if (_context3D != value) {
_contextProperties = properties[value];
if (_contextProperties == null) {
_contextProperties = new RendererContext3DProperties();
properties[value] = _contextProperties;
}
_context3D = value;
isConstrainedMode = _context3D.driverInfo.lastIndexOf("(Baseline Constrained)") >= 0;
}
_contextProperties = camera.context3DProperties;
}
/**

2
src/alternativa/engine3d/core/RendererContext3DProperties.as
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@@ -16,6 +16,8 @@ package alternativa.engine3d.core {
*/
public class RendererContext3DProperties {
public var isConstrained:Boolean = false;
public var usedBuffers:uint = 0;
public var usedTextures:uint = 0;

2
src/alternativa/engine3d/materials/EnvironmentMaterial.as
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@@ -825,7 +825,7 @@ package alternativa.engine3d.materials {
if (_reflectionMap != null && _reflectionMap._texture == null) return;
if (_lightMap != null && _lightMap._texture == null) return;
if (camera.renderer.isConstrainedMode) {
if (camera.context3DProperties.isConstrained) {
// fallback to simpler material
if (lightMap == null) {
fallbackTextureMaterial.diffuseMap = diffuseMap;

2
src/alternativa/engine3d/materials/StandardMaterial.as
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@@ -995,7 +995,7 @@ package alternativa.engine3d.materials {
// Check if textures uploaded in to the context.
if (opacityMap != null && opacityMap._texture == null || glossinessMap != null && glossinessMap._texture == null || specularMap != null && specularMap._texture == null || lightMap != null && lightMap._texture == null) return;
if (camera.renderer.isConstrainedMode) {
if (camera.context3DProperties.isConstrained) {
// fallback to simpler material
if (lightMap == null) {
fallbackTextureMaterial.diffuseMap = diffuseMap;

2
src/alternativa/engine3d/materials/VertexLightTextureMaterial.as
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@@ -287,7 +287,7 @@ package alternativa.engine3d.materials {
override alternativa3d function collectDraws(camera:Camera3D, surface:Surface, geometry:Geometry, lights:Vector.<Light3D>, lightsLength:int, useShadow:Boolean, objectRenderPriority:int = -1):void {
if (diffuseMap == null || diffuseMap._texture == null || opacityMap != null && opacityMap._texture == null) return;
if (camera.renderer.isConstrainedMode) {
if (camera.context3DProperties.isConstrained) {
// fallback to texture material
fallbackMaterial.diffuseMap = diffuseMap;
fallbackMaterial.opacityMap = opacityMap;

1
src/alternativa/engine3d/objects/LOD.as
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@@ -176,6 +176,7 @@ package alternativa.engine3d.objects {
* @private
*/
override alternativa3d function calculateVisibility(camera:Camera3D):void {
// TODO: optimize - use square of distance
var distance:Number = Math.sqrt(localToCameraTransform.d*localToCameraTransform.d + localToCameraTransform.h*localToCameraTransform.h + localToCameraTransform.l*localToCameraTransform.l);
for (level = levelList; level != null; level = level.next) {
if (distance <= level.distance) {