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* Added shader validation system. Requires either NVIDIA Cg or GPU Shader Analyser to be in the path. Run the ShaderCheck class to see which jME3 shaders fail validation.

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git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9316 75d07b2b-3a1a-0410-a2c5-0572b91ccdca
3.0
Sha..rd 13 years ago
parent 5d37b914e1
commit ad01d36915
4 changed files with 368 additions and 0 deletions
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  1. 112
      engine/src/tools/jme3tools/shadercheck/CgcValidator.java
  2. 122
      engine/src/tools/jme3tools/shadercheck/GpuAnalyzerValidator.java
  3. 97
      engine/src/tools/jme3tools/shadercheck/ShaderCheck.java
  4. 37
      engine/src/tools/jme3tools/shadercheck/Validator.java

112
engine/src/tools/jme3tools/shadercheck/CgcValidator.java
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package jme3tools.shadercheck;
import com.jme3.shader.Shader;
import com.jme3.shader.Shader.ShaderSource;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.util.Scanner;
import java.util.logging.Level;
import java.util.logging.Logger;
public class CgcValidator implements Validator {
private static final Logger logger = Logger.getLogger(CgcValidator.class.getName());
private static String version;
private static String checkCgCompilerVersion(){
try {
ProcessBuilder pb = new ProcessBuilder("cgc", "--version");
Process p = pb.start();
Scanner scan = new Scanner(p.getErrorStream());
String ln = scan.nextLine();
scan.close();
p.waitFor();
String versionNumber = ln.split("\\s")[2];
return versionNumber.substring(0, versionNumber.length()-1);
} catch (IOException ex) {
logger.log(Level.SEVERE, "IOEx", ex);
} catch (InterruptedException ex){
}
return null;
}
public String getName() {
return "NVIDIA Cg Toolkit";
}
public boolean isInstalled() {
return getInstalledVersion() != null;
}
public String getInstalledVersion() {
if (version == null){
version = checkCgCompilerVersion();
}
return version;
}
private static void executeCg(String sourceCode, String language, String defines, String profile, StringBuilder output){
try {
ProcessBuilder pb = new ProcessBuilder("cgc", "-oglsl",
"-nocode",
"-strict",
"-glslWerror",
"-profile", profile,
//"-po", "NumMathInstructionSlots=64",// math instruction slots
//"-po", "MaxTexIndirections=4", // texture indirections
"-po", "NumTemps=32", // temporary variables
//"-po", "NumInstructionSlots=1", // total instruction slots
//"-po", "NumTexInstructionSlots=32",// texture instruction slots
"-po", "MaxLocalParams=32"); // local parameters
Process p = pb.start();
String glslVer = language.substring(4);
OutputStreamWriter writer = new OutputStreamWriter(p.getOutputStream());
writer.append("#version ").append(glslVer).append('\n');
writer.append("#extension all : warn").append('\n');
writer.append(defines).append('\n');
writer.write(sourceCode);
writer.close();
Scanner scan = new Scanner(p.getErrorStream());
String ln = scan.nextLine();
if (ln.contains("0 errors")){
output.append(" - Success!").append('\n');
}else{
output.append(" - Failure!").append('\n');
output.append(ln).append('\n');
while (scan.hasNextLine()){
output.append(scan.nextLine()).append('\n');
}
}
scan.close();
p.waitFor();
} catch (IOException ex) {
logger.log(Level.SEVERE, "IOEx", ex);
} catch (InterruptedException ex){
}
}
public void validate(Shader shader, StringBuilder results) {
String language = shader.getLanguage();
for (ShaderSource source : shader.getSources()){
results.append("Checking: ").append(source.getName());
switch (source.getType()){
case Fragment:
executeCg(source.getSource(), language, source.getDefines(), "arbfp1", results);
break;
case Vertex:
executeCg(source.getSource(), language, source.getDefines(), "arbvp1", results);
break;
}
}
}
}

122
engine/src/tools/jme3tools/shadercheck/GpuAnalyzerValidator.java
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package jme3tools.shadercheck;
import com.jme3.shader.Shader;
import com.jme3.shader.Shader.ShaderSource;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Scanner;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Shader validator implementation for AMD's GPUShaderAnalyser.
*
* @author Kirill Vainer
*/
public class GpuAnalyzerValidator implements Validator {
private static final Logger logger = Logger.getLogger(CgcValidator.class.getName());
private static String version;
private static String checkGpuAnalyzerVersion(){
try {
ProcessBuilder pb = new ProcessBuilder("GPUShaderAnalyzer", "-ListModules");
Process p = pb.start();
Scanner scan = new Scanner(p.getInputStream());
String ln = scan.nextLine();
scan.close();
p.destroy();
return ln;
} catch (IOException ex) {
logger.log(Level.SEVERE, "IOEx", ex);
}
return null;
}
public String getName() {
return "AMD GPU Shader Analyzer";
}
public boolean isInstalled() {
return getInstalledVersion() != null;
}
public String getInstalledVersion() {
if (version == null){
version = checkGpuAnalyzerVersion();
}
return version;
}
private static void executeAnalyzer(String sourceCode, String language, String defines, String asic, StringBuilder results){
try {
// Export sourcecode to temporary file
File tempFile = File.createTempFile("test_shader", ".glsl");
FileWriter writer = new FileWriter(tempFile);
String glslVer = language.substring(4);
writer.append("#version ").append(glslVer).append('\n');
writer.append("#extension all : warn").append('\n');
writer.append(defines).append('\n');
writer.write(sourceCode);
writer.close();
ProcessBuilder pb = new ProcessBuilder("GPUShaderAnalyzer",
tempFile.getAbsolutePath(),
"-I",
"-ASIC", asic);
Process p = pb.start();
Scanner scan = new Scanner(p.getInputStream());
if (!scan.hasNextLine()){
String x = scan.next();
System.out.println(x);
}
String ln = scan.nextLine();
if (ln.startsWith(";")){
results.append(" - Success!").append('\n');
}else{
results.append(" - Failure!").append('\n');
results.append(ln).append('\n');
while (scan.hasNextLine()){
results.append(scan.nextLine()).append('\n');
}
}
scan.close();
p.getOutputStream().close();
p.getErrorStream().close();
p.waitFor();
p.destroy();
tempFile.delete();
} catch (InterruptedException ex) {
} catch (IOException ex) {
logger.log(Level.SEVERE, "IOEx", ex);
}
}
public void validate(Shader shader, StringBuilder results) {
String language = shader.getLanguage();
for (ShaderSource source : shader.getSources()){
results.append("Checking: ").append(source.getName());
switch (source.getType()){
case Fragment:
executeAnalyzer(source.getSource(), language, source.getDefines(), "HD5770", results);
break;
case Vertex:
executeAnalyzer(source.getSource(), language, source.getDefines(), "HD5770", results);
break;
}
}
}
}

97
engine/src/tools/jme3tools/shadercheck/ShaderCheck.java
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package jme3tools.shadercheck;
import com.jme3.asset.AssetManager;
import com.jme3.asset.plugins.ClasspathLocator;
import com.jme3.asset.plugins.FileLocator;
import com.jme3.material.MaterialDef;
import com.jme3.material.TechniqueDef;
import com.jme3.material.plugins.J3MLoader;
import com.jme3.shader.DefineList;
import com.jme3.shader.Shader;
import com.jme3.shader.ShaderKey;
import com.jme3.shader.plugins.GLSLLoader;
import com.jme3.system.JmeSystem;
import java.util.logging.Level;
import java.util.logging.Logger;
public class ShaderCheck {
private static final Logger logger = Logger.getLogger(ShaderCheck.class.getName());
private static AssetManager assetManager;
private static Validator[] validators = new Validator[]{
new CgcValidator(),
// new GpuAnalyzerValidator()
};
private static void initAssetManager(){
assetManager = JmeSystem.newAssetManager();
assetManager.registerLocator(".", FileLocator.class);
assetManager.registerLocator("/", ClasspathLocator.class);
assetManager.registerLoader(J3MLoader.class, "j3m");
assetManager.registerLoader(J3MLoader.class, "j3md");
assetManager.registerLoader(GLSLLoader.class, "vert", "frag", "glsllib");
}
private static void checkMatDef(String matdefName){
MaterialDef def = (MaterialDef) assetManager.loadAsset(matdefName);
for (TechniqueDef techDef : def.getDefaultTechniques()){
if (techDef.isUsingShaders()){
DefineList dl = new DefineList();
dl.addFrom(techDef.getShaderPresetDefines());
ShaderKey shaderKey = new ShaderKey(techDef.getVertexShaderName(),
techDef.getFragmentShaderName(),
dl,
techDef.getShaderLanguage());
Shader shader = assetManager.loadShader(shaderKey);
for (Validator validator : validators){
StringBuilder sb = new StringBuilder();
validator.validate(shader, sb);
System.out.println("==== Validator: " + validator.getName() + " " +
validator.getInstalledVersion() + " ====");
System.out.println(sb.toString());
}
}
}
}
public static void main(String[] args){
Logger.getLogger(MaterialDef.class.getName()).setLevel(Level.OFF);
initAssetManager();
checkMatDef("Common/MatDefs/Blur/HGaussianBlur.j3md");
checkMatDef("Common/MatDefs/Blur/RadialBlur.j3md");
checkMatDef("Common/MatDefs/Blur/VGaussianBlur.j3md");
checkMatDef("Common/MatDefs/Gui/Gui.j3md");
checkMatDef("Common/MatDefs/Hdr/LogLum.j3md");
checkMatDef("Common/MatDefs/Hdr/ToneMap.j3md");
checkMatDef("Common/MatDefs/Light/Lighting.j3md");
checkMatDef("Common/MatDefs/Misc/ColoredTextured.j3md");
checkMatDef("Common/MatDefs/Misc/Particle.j3md");
checkMatDef("Common/MatDefs/Misc/ShowNormals.j3md");
checkMatDef("Common/MatDefs/Misc/Sky.j3md");
checkMatDef("Common/MatDefs/Misc/Unshaded.j3md");
checkMatDef("Common/MatDefs/Post/BloomExtract.j3md");
checkMatDef("Common/MatDefs/Post/BloomFinal.j3md");
checkMatDef("Common/MatDefs/Post/CartoonEdge.j3md");
checkMatDef("Common/MatDefs/Post/CrossHatch.j3md");
checkMatDef("Common/MatDefs/Post/DepthOfField.j3md");
checkMatDef("Common/MatDefs/Post/FXAA.j3md");
checkMatDef("Common/MatDefs/Post/Fade.j3md");
checkMatDef("Common/MatDefs/Post/Fog.j3md");
checkMatDef("Common/MatDefs/Post/GammaCorrection.j3md");
checkMatDef("Common/MatDefs/Post/LightScattering.j3md");
checkMatDef("Common/MatDefs/Post/Overlay.j3md");
checkMatDef("Common/MatDefs/Post/Posterization.j3md");
checkMatDef("Common/MatDefs/SSAO/ssao.j3md");
checkMatDef("Common/MatDefs/SSAO/ssaoBlur.j3md");
checkMatDef("Common/MatDefs/Shadow/PostShadow.j3md");
checkMatDef("Common/MatDefs/Shadow/PostShadowPSSM.j3md");
checkMatDef("Common/MatDefs/Shadow/PreShadow.j3md");
checkMatDef("Common/MatDefs/Water/SimpleWater.j3md");
checkMatDef("Common/MatDefs/Water/Water.j3md");
}
}

37
engine/src/tools/jme3tools/shadercheck/Validator.java
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package jme3tools.shadercheck;
import com.jme3.shader.Shader;
/**
* Interface for shader validator tools.
*/
public interface Validator {
/**
* Returns the name of the validation tool
*/
public String getName();
/**
* Returns true if the tool is installed on the system, false otherwise.
*/
public boolean isInstalled();
/**
* Returns the tool version as a string, must return null if the tool
* is not installed.
*/
public String getInstalledVersion();
/**
* Validates the given shader to make sure it follows all requirements
* of the shader language specified as {@link Shader#getLanguage() }.
* The results of the validation will be written into the
* results argument.
*
* @param shader The shader to validate
* @param results The storage for the validation results
*/
public void validate(Shader shader, StringBuilder results);
}
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