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Commit patch from abies that drastically reduce the garbage creation when switching techniques. It also reduce grabage collection for the AbdtractShadowRenderer.

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git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@10497 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
This commit is contained in:
rem..om 2013-03-21 19:09:52 +00:00
parent 0186a20983
commit 723e3c0e30
3 changed files with 1155 additions and 1089 deletions
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521
engine/src/core/com/jme3/material/Technique.java
View File

@ -1,261 +1,260 @@
/*
* Copyright (c) 2009-2012 jMonkeyEngine
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.jme3.material;
import com.jme3.asset.AssetManager;
import com.jme3.renderer.Caps;
import com.jme3.shader.*;
import java.util.ArrayList;
import java.util.Collection;
import java.util.EnumSet;
import java.util.List;
import java.util.logging.Logger;
/**
* Represents a technique instance.
*/
public class Technique /* implements Savable */ {
private static final Logger logger = Logger.getLogger(Technique.class.getName());
private TechniqueDef def;
private Material owner;
private ArrayList<Uniform> worldBindUniforms;
private DefineList defines;
private Shader shader;
private boolean needReload = true;
/**
* Creates a new technique instance that implements the given
* technique definition.
*
* @param owner The material that will own this technique
* @param def The technique definition being implemented.
*/
public Technique(Material owner, TechniqueDef def) {
this.owner = owner;
this.def = def;
if (def.isUsingShaders()) {
this.worldBindUniforms = new ArrayList<Uniform>();
this.defines = new DefineList();
}
}
/**
* Serialization only. Do not use.
*/
public Technique() {
}
/**
* Returns the technique definition that is implemented by this technique
* instance.
*
* @return the technique definition that is implemented by this technique
* instance.
*/
public TechniqueDef getDef() {
return def;
}
/**
* Returns the shader currently used by this technique instance.
* <p>
* Shaders are typically loaded dynamically when the technique is first
* used, therefore, this variable will most likely be null most of the time.
*
* @return the shader currently used by this technique instance.
*/
public Shader getShader() {
return shader;
}
/**
* Returns a list of uniforms that implements the world parameters
* that were requested by the material definition.
*
* @return a list of uniforms implementing the world parameters.
*/
public List<Uniform> getWorldBindUniforms() {
return worldBindUniforms;
}
/**
* Called by the material to tell the technique a parameter was modified.
* Specify <code>null</code> for value if the param is to be cleared.
*/
void notifyParamChanged(String paramName, VarType type, Object value) {
// Check if there's a define binding associated with this
// parameter.
String defineName = def.getShaderParamDefine(paramName);
if (defineName != null) {
// There is a define. Change it on the define list.
// The "needReload" variable will determine
// if the shader will be reloaded when the material
// is rendered.
if (value == null) {
// Clear the define.
needReload = defines.remove(defineName) || needReload;
} else {
// Set the define.
needReload = defines.set(defineName, type, value) || needReload;
}
}
}
void updateUniformParam(String paramName, VarType type, Object value) {
if (paramName == null) {
throw new IllegalArgumentException();
}
Uniform u = shader.getUniform(paramName);
switch (type) {
case TextureBuffer:
case Texture2D: // fall intentional
case Texture3D:
case TextureArray:
case TextureCubeMap:
case Int:
u.setValue(VarType.Int, value);
break;
default:
u.setValue(type, value);
break;
}
}
/**
* Returns true if the technique must be reloaded.
* <p>
* If a technique needs to reload, then the {@link Material} should
* call {@link #makeCurrent(com.jme3.asset.AssetManager) } on this
* technique.
*
* @return true if the technique must be reloaded.
*/
public boolean isNeedReload() {
return needReload;
}
/**
* Prepares the technique for use by loading the shader and setting
* the proper defines based on material parameters.
*
* @param assetManager The asset manager to use for loading shaders.
*/
public void makeCurrent(AssetManager assetManager, boolean techniqueSwitched, EnumSet<Caps> rendererCaps) {
if (!def.isUsingShaders()) {
// No shaders are used, no processing is neccessary.
return;
}
if (techniqueSwitched) {
// If the technique was switched, check if the define list changed
// based on material parameters.
DefineList newDefines = new DefineList();
Collection<MatParam> params = owner.getParams();
for (MatParam param : params) {
String defineName = def.getShaderParamDefine(param.getName());
if (defineName != null) {
newDefines.set(defineName, param.getVarType(), param.getValue());
}
}
if (!defines.getCompiled().equals(newDefines.getCompiled())) {
// Defines were changed, update define list
defines.clear();
defines.addFrom(newDefines);
needReload = true;
}
}
if (needReload) {
loadShader(assetManager,rendererCaps);
}
}
private void loadShader(AssetManager manager,EnumSet<Caps> rendererCaps) {
if (getDef().isUsingShaderNodes()) {
shader = manager.getShaderGenerator(rendererCaps).generateShader(this);
} else {
ShaderKey key = new ShaderKey(def.getVertexShaderName(),
def.getFragmentShaderName(),
getAllDefines(),
def.getVertexShaderLanguage(),
def.getFragmentShaderLanguage());
shader = manager.loadShader(key);
}
// register the world bound uniforms
worldBindUniforms.clear();
if (def.getWorldBindings() != null) {
for (UniformBinding binding : def.getWorldBindings()) {
Uniform uniform = shader.getUniform("g_" + binding.name());
uniform.setBinding(binding);
if (uniform != null) {
worldBindUniforms.add(uniform);
}
}
}
needReload = false;
}
/**
* Computes the define list
* @return the complete define list
*/
public DefineList getAllDefines() {
DefineList allDefines = new DefineList();
allDefines.addFrom(def.getShaderPresetDefines());
allDefines.addFrom(defines);
return allDefines;
}
/*
public void write(JmeExporter ex) throws IOException {
OutputCapsule oc = ex.getCapsule(this);
oc.write(def, "def", null);
oc.writeSavableArrayList(worldBindUniforms, "worldBindUniforms", null);
oc.write(defines, "defines", null);
oc.write(shader, "shader", null);
}
public void read(JmeImporter im) throws IOException {
InputCapsule ic = im.getCapsule(this);
def = (TechniqueDef) ic.readSavable("def", null);
worldBindUniforms = ic.readSavableArrayList("worldBindUniforms", null);
defines = (DefineList) ic.readSavable("defines", null);
shader = (Shader) ic.readSavable("shader", null);
}
*/
}
/*
* Copyright (c) 2009-2012 jMonkeyEngine
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.jme3.material;
import com.jme3.asset.AssetManager;
import com.jme3.renderer.Caps;
import com.jme3.shader.*;
import java.util.ArrayList;
import java.util.Collection;
import java.util.EnumSet;
import java.util.List;
import java.util.logging.Logger;
/**
* Represents a technique instance.
*/
public class Technique /* implements Savable */ {
private static final Logger logger = Logger.getLogger(Technique.class.getName());
private TechniqueDef def;
private Material owner;
private ArrayList<Uniform> worldBindUniforms;
private DefineList defines;
private Shader shader;
private boolean needReload = true;
/**
* Creates a new technique instance that implements the given
* technique definition.
*
* @param owner The material that will own this technique
* @param def The technique definition being implemented.
*/
public Technique(Material owner, TechniqueDef def) {
this.owner = owner;
this.def = def;
if (def.isUsingShaders()) {
this.worldBindUniforms = new ArrayList<Uniform>();
this.defines = new DefineList();
}
}
/**
* Serialization only. Do not use.
*/
public Technique() {
}
/**
* Returns the technique definition that is implemented by this technique
* instance.
*
* @return the technique definition that is implemented by this technique
* instance.
*/
public TechniqueDef getDef() {
return def;
}
/**
* Returns the shader currently used by this technique instance.
* <p>
* Shaders are typically loaded dynamically when the technique is first
* used, therefore, this variable will most likely be null most of the time.
*
* @return the shader currently used by this technique instance.
*/
public Shader getShader() {
return shader;
}
/**
* Returns a list of uniforms that implements the world parameters
* that were requested by the material definition.
*
* @return a list of uniforms implementing the world parameters.
*/
public List<Uniform> getWorldBindUniforms() {
return worldBindUniforms;
}
/**
* Called by the material to tell the technique a parameter was modified.
* Specify <code>null</code> for value if the param is to be cleared.
*/
void notifyParamChanged(String paramName, VarType type, Object value) {
// Check if there's a define binding associated with this
// parameter.
String defineName = def.getShaderParamDefine(paramName);
if (defineName != null) {
// There is a define. Change it on the define list.
// The "needReload" variable will determine
// if the shader will be reloaded when the material
// is rendered.
if (value == null) {
// Clear the define.
needReload = defines.remove(defineName) || needReload;
} else {
// Set the define.
needReload = defines.set(defineName, type, value) || needReload;
}
}
}
void updateUniformParam(String paramName, VarType type, Object value) {
if (paramName == null) {
throw new IllegalArgumentException();
}
Uniform u = shader.getUniform(paramName);
switch (type) {
case TextureBuffer:
case Texture2D: // fall intentional
case Texture3D:
case TextureArray:
case TextureCubeMap:
case Int:
u.setValue(VarType.Int, value);
break;
default:
u.setValue(type, value);
break;
}
}
/**
* Returns true if the technique must be reloaded.
* <p>
* If a technique needs to reload, then the {@link Material} should
* call {@link #makeCurrent(com.jme3.asset.AssetManager) } on this
* technique.
*
* @return true if the technique must be reloaded.
*/
public boolean isNeedReload() {
return needReload;
}
/**
* Prepares the technique for use by loading the shader and setting
* the proper defines based on material parameters.
*
* @param assetManager The asset manager to use for loading shaders.
*/
public void makeCurrent(AssetManager assetManager, boolean techniqueSwitched, EnumSet<Caps> rendererCaps) {
if (!def.isUsingShaders()) {
// No shaders are used, no processing is neccessary.
return;
}
if (techniqueSwitched) {
// If the technique was switched, check if the define list changed
// based on material parameters.
Collection<MatParam> params = owner.getParams();
if (!defines.equalsParams(params,def)) {
// Defines were changed, update define list
defines.clear();
for (MatParam param : params) {
String defineName = def.getShaderParamDefine(param.getName());
if (defineName != null) {
defines.set(defineName, param.getVarType(), param.getValue());
}
}
needReload = true;
}
}
if (needReload) {
loadShader(assetManager,rendererCaps);
}
}
private void loadShader(AssetManager manager,EnumSet<Caps> rendererCaps) {
if (getDef().isUsingShaderNodes()) {
shader = manager.getShaderGenerator(rendererCaps).generateShader(this);
} else {
ShaderKey key = new ShaderKey(def.getVertexShaderName(),
def.getFragmentShaderName(),
getAllDefines(),
def.getVertexShaderLanguage(),
def.getFragmentShaderLanguage());
shader = manager.loadShader(key);
}
// register the world bound uniforms
worldBindUniforms.clear();
if (def.getWorldBindings() != null) {
for (UniformBinding binding : def.getWorldBindings()) {
Uniform uniform = shader.getUniform("g_" + binding.name());
uniform.setBinding(binding);
if (uniform != null) {
worldBindUniforms.add(uniform);
}
}
}
needReload = false;
}
/**
* Computes the define list
* @return the complete define list
*/
public DefineList getAllDefines() {
DefineList allDefines = new DefineList();
allDefines.addFrom(def.getShaderPresetDefines());
allDefines.addFrom(defines);
return allDefines;
}
/*
public void write(JmeExporter ex) throws IOException {
OutputCapsule oc = ex.getCapsule(this);
oc.write(def, "def", null);
oc.writeSavableArrayList(worldBindUniforms, "worldBindUniforms", null);
oc.write(defines, "defines", null);
oc.write(shader, "shader", null);
}
public void read(JmeImporter im) throws IOException {
InputCapsule ic = im.getCapsule(this);
def = (TechniqueDef) ic.readSavable("def", null);
worldBindUniforms = ic.readSavableArrayList("worldBindUniforms", null);
defines = (DefineList) ic.readSavable("defines", null);
shader = (Shader) ic.readSavable("shader", null);
}
*/
}

466
engine/src/core/com/jme3/shader/DefineList.java
View File

@ -1,203 +1,263 @@
/*
* Copyright (c) 2009-2012 jMonkeyEngine
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.jme3.shader;
import com.jme3.export.*;
import java.io.IOException;
import java.util.Map;
import java.util.TreeMap;
public class DefineList implements Savable, Cloneable {
private static final String ONE = "1";
private TreeMap<String, String> defines = new TreeMap<String, String>();
private String compiled = null;
private int cachedHashCode = 0;
public void write(JmeExporter ex) throws IOException{
OutputCapsule oc = ex.getCapsule(this);
String[] keys = new String[defines.size()];
String[] vals = new String[defines.size()];
int i = 0;
for (Map.Entry<String, String> define : defines.entrySet()){
keys[i] = define.getKey();
vals[i] = define.getValue();
i++;
}
oc.write(keys, "keys", null);
oc.write(vals, "vals", null);
}
public void read(JmeImporter im) throws IOException{
InputCapsule ic = im.getCapsule(this);
String[] keys = ic.readStringArray("keys", null);
String[] vals = ic.readStringArray("vals", null);
for (int i = 0; i < keys.length; i++){
defines.put(keys[i], vals[i]);
}
}
public void clear() {
defines.clear();
compiled = "";
cachedHashCode = 0;
}
public String get(String key){
return defines.get(key);
}
@Override
public DefineList clone() {
try {
DefineList clone = (DefineList) super.clone();
clone.cachedHashCode = 0;
clone.compiled = null;
clone.defines = (TreeMap<String, String>) defines.clone();
return clone;
} catch (CloneNotSupportedException ex) {
throw new AssertionError();
}
}
public boolean set(String key, VarType type, Object val){
if (val == null){
defines.remove(key);
compiled = null;
cachedHashCode = 0;
return true;
}
switch (type){
case Boolean:
if (((Boolean) val).booleanValue()) {
// same literal, != will work
if (defines.put(key, ONE) != ONE) {
compiled = null;
cachedHashCode = 0;
return true;
}
} else if (defines.containsKey(key)) {
defines.remove(key);
compiled = null;
cachedHashCode = 0;
return true;
}
break;
case Float:
case Int:
String newValue = val.toString();
String original = defines.put(key, newValue);
if (!val.equals(original)) {
compiled = null;
cachedHashCode = 0;
return true;
}
break;
default:
// same literal, != will work
if (defines.put(key, ONE) != ONE) {
compiled = null;
cachedHashCode = 0;
return true;
}
break;
}
return false;
}
public boolean remove(String key){
if (defines.remove(key) != null) {
compiled = null;
cachedHashCode = 0;
return true;
}
return false;
}
public void addFrom(DefineList other){
if (other == null) {
return;
}
compiled = null;
cachedHashCode = 0;
defines.putAll(other.defines);
}
public String getCompiled(){
if (compiled == null){
StringBuilder sb = new StringBuilder();
for (Map.Entry<String, String> entry : defines.entrySet()){
sb.append("#define ").append(entry.getKey()).append(" ");
sb.append(entry.getValue()).append('\n');
}
compiled = sb.toString();
}
return compiled;
}
@Override
public boolean equals(Object obj) {
final DefineList other = (DefineList) obj;
return defines.equals(other.defines);
}
@Override
public int hashCode() {
if (cachedHashCode == 0) {
cachedHashCode = defines.hashCode();
}
return cachedHashCode;
}
@Override
public String toString(){
StringBuilder sb = new StringBuilder();
int i = 0;
for (Map.Entry<String, String> entry : defines.entrySet()) {
sb.append(entry.getKey()).append("=").append(entry.getValue());
if (i != defines.size() - 1) {
sb.append(", ");
}
i++;
}
return sb.toString();
}
}
/*
* Copyright (c) 2009-2012 jMonkeyEngine
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.jme3.shader;
import com.jme3.export.*;
import com.jme3.material.MatParam;
import com.jme3.material.TechniqueDef;
import java.io.IOException;
import java.util.Collection;
import java.util.Map;
import java.util.TreeMap;
public class DefineList implements Savable, Cloneable {
private static final String ONE = "1";
private TreeMap<String, String> defines = new TreeMap<String, String>();
private String compiled = null;
private int cachedHashCode = 0;
public void write(JmeExporter ex) throws IOException{
OutputCapsule oc = ex.getCapsule(this);
String[] keys = new String[defines.size()];
String[] vals = new String[defines.size()];
int i = 0;
for (Map.Entry<String, String> define : defines.entrySet()){
keys[i] = define.getKey();
vals[i] = define.getValue();
i++;
}
oc.write(keys, "keys", null);
oc.write(vals, "vals", null);
}
public void read(JmeImporter im) throws IOException{
InputCapsule ic = im.getCapsule(this);
String[] keys = ic.readStringArray("keys", null);
String[] vals = ic.readStringArray("vals", null);
for (int i = 0; i < keys.length; i++){
defines.put(keys[i], vals[i]);
}
}
public void clear() {
defines.clear();
compiled = "";
cachedHashCode = 0;
}
public String get(String key){
return defines.get(key);
}
@Override
public DefineList clone() {
try {
DefineList clone = (DefineList) super.clone();
clone.cachedHashCode = 0;
clone.compiled = null;
clone.defines = (TreeMap<String, String>) defines.clone();
return clone;
} catch (CloneNotSupportedException ex) {
throw new AssertionError();
}
}
public boolean set(String key, VarType type, Object val){
if (val == null){
defines.remove(key);
compiled = null;
cachedHashCode = 0;
return true;
}
switch (type){
case Boolean:
if (((Boolean) val).booleanValue()) {
// same literal, != will work
if (defines.put(key, ONE) != ONE) {
compiled = null;
cachedHashCode = 0;
return true;
}
} else if (defines.containsKey(key)) {
defines.remove(key);
compiled = null;
cachedHashCode = 0;
return true;
}
break;
case Float:
case Int:
String newValue = val.toString();
String original = defines.put(key, newValue);
if (!val.equals(original)) {
compiled = null;
cachedHashCode = 0;
return true;
}
break;
default:
// same literal, != will work
if (defines.put(key, ONE) != ONE) {
compiled = null;
cachedHashCode = 0;
return true;
}
break;
}
return false;
}
public boolean remove(String key){
if (defines.remove(key) != null) {
compiled = null;
cachedHashCode = 0;
return true;
}
return false;
}
public void addFrom(DefineList other){
if (other == null) {
return;
}
compiled = null;
cachedHashCode = 0;
defines.putAll(other.defines);
}
public String getCompiled(){
if (compiled == null){
StringBuilder sb = new StringBuilder();
for (Map.Entry<String, String> entry : defines.entrySet()){
sb.append("#define ").append(entry.getKey()).append(" ");
sb.append(entry.getValue()).append('\n');
}
compiled = sb.toString();
}
return compiled;
}
@Override
public boolean equals(Object obj) {
final DefineList other = (DefineList) obj;
return defines.equals(other.defines);
}
public boolean equalsParams(Collection<MatParam> params, TechniqueDef def) {
int size = 0;
for (MatParam param : params) {
String key = def.getShaderParamDefine(param.getName());
if (key != null) {
Object val = param.getValue();
if (val != null) {
switch (param.getVarType()) {
case Boolean: {
String current = defines.get(key);
if (((Boolean) val).booleanValue()) {
if (current == null || current != ONE) {
return false;
}
size++;
} else {
if (current != null) {
return false;
}
}
}
break;
case Float:
case Int: {
String newValue = val.toString();
String current = defines.get(key);
if (!newValue.equals(current)) {
return false;
}
size++;
}
break;
default: {
if (!defines.containsKey(key)) {
return false;
}
size++;
}
break;
}
}
}
}
if (size != defines.size()) {
return false;
}
return true;
}
@Override
public int hashCode() {
if (cachedHashCode == 0) {
cachedHashCode = defines.hashCode();
}
return cachedHashCode;
}
@Override
public String toString(){
StringBuilder sb = new StringBuilder();
int i = 0;
for (Map.Entry<String, String> entry : defines.entrySet()) {
sb.append(entry.getKey()).append("=").append(entry.getValue());
if (i != defines.size() - 1) {
sb.append(", ");
}
i++;
}
return sb.toString();
}
}

1257
engine/src/core/com/jme3/shadow/AbstractShadowRenderer.java
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