From 880653d31a8f1ff8384fdbc75b84934bceecfdb8 Mon Sep 17 00:00:00 2001
From: Sven Gothel <sgothel@jausoft.com>
Date: Sat, 18 Nov 2000 06:43:49 +0000
Subject: Initial revision

---
 gl4java/utils/textures/PPMAsciiTextureLoader.java | 88 +++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 gl4java/utils/textures/PPMAsciiTextureLoader.java

(limited to 'gl4java/utils/textures/PPMAsciiTextureLoader.java')

diff --git a/gl4java/utils/textures/PPMAsciiTextureLoader.java b/gl4java/utils/textures/PPMAsciiTextureLoader.java
new file mode 100644
index 0000000..b8d1610
--- /dev/null
+++ b/gl4java/utils/textures/PPMAsciiTextureLoader.java
@@ -0,0 +1,88 @@
+package gl4java.utils.textures;
+
+import gl4java.*;
+
+import java.awt.*;
+import java.awt.image.*;
+import java.awt.Color.*;
+import java.awt.event.*;
+import java.applet.*;
+import java.io.*;
+import java.net.*;
+
+/**
+ * This is Class implements the PPM-Ascii
+ * texture-loader !
+ *
+ * @see IOTextureLoader
+ * @see TextureLoader
+ */   
+public class PPMAsciiTextureLoader
+extends IOTextureLoader
+{
+	public PPMAsciiTextureLoader(GLFunc gl, GLUFunc glu)
+	{
+		super(gl, glu);
+	}
+
+	protected boolean readTexture(InputStream is)
+	{
+	  try {
+                glFormat=GL_RGB;
+            
+		DataInputStream reader = new DataInputStream ( is );
+
+		String lin=reader.readLine();	//P6
+		String subLin=lin.substring(0,1);
+		
+		lin=reader.readLine();
+		subLin=lin.substring(0,1);
+	
+		while (subLin.compareTo("#")==0)
+		{
+			lin=reader.readLine();
+			subLin=lin.substring(0,1);
+		}
+		
+		char[] dim=lin.toCharArray();
+
+		int i=0;
+		char car=lin.charAt(i);
+		String blanco=new String(" ");
+		Character C=new Character(car);
+		car=C.charValue();
+		while (C.isDigit(car))
+		{
+			i++;
+			car=lin.charAt(i);
+			C=new Character(car);
+		}
+
+		String alto=lin.substring(0,i);
+		String ancho=lin.substring(i+1,lin.length());
+ 	
+ 		Integer hh=new Integer(alto);
+		imageWidth=hh.intValue();
+ 		hh=new Integer(ancho);
+		imageHeight=hh.intValue();
+ 
+                pixel=new byte[imageWidth * imageHeight * getComponents()];
+
+		lin=reader.readLine();		//255
+
+	        reader.read(pixel, 0, pixel.length);
+
+		reader.close();
+	        setTextureSize();
+	        return true;
+
+	   } catch (Exception e) {
+	        System.out.println("An exception occured, while loading a PPMAsciiTextureLoader");
+	        System.out.println(e);
+	        error=true;
+	   }
+	   return false;
+	}
+
+}
+
-- 
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