1 files changed, 95 insertions, 0 deletions
diff --git a/src/demos/es2/perftst/PerfModule.java b/src/demos/es2/perftst/PerfModule.java
new file mode 100644
index 0000000..1a6cda1
--- /dev/null
+++ b/src/demos/es2/perftst/PerfModule.java
@@ -0,0 +1,95 @@
+package demos.es2.perftst;
+
+import java.nio.*;
+import javax.media.opengl.*;
+
+import com.sun.opengl.util.*;
+import com.sun.opengl.util.glsl.*;
+
+public abstract class PerfModule {
+
+    public abstract void initShaderState(GL2ES2 gl);
+
+    public abstract void run(GLAutoDrawable drawable, int loops);
+
+    ShaderState st = null;
+
+    public void initShaderState(GL2ES2 gl, String vShaderName, String fShaderName) {
+        if(st!=null) return;
+
+        long t0, t1;
+
+        st = new ShaderState();
+
+        // Create & Compile the shader objects
+        ShaderCode vp = ShaderCode.create(gl, gl.GL_VERTEX_SHADER, 1, Perftst.class,
+                                            "shader", "shader/bin", vShaderName);
+        ShaderCode fp = ShaderCode.create(gl, gl.GL_FRAGMENT_SHADER, 1, Perftst.class,
+                                            "shader", "shader/bin", fShaderName);
+
+        // Create & Link the shader program
+        ShaderProgram sp = new ShaderProgram();
+        sp.add(vp);
+        sp.add(fp);
+
+        t0 = System.currentTimeMillis();
+
+        if(!sp.link(gl, System.err)) {
+            throw new GLException("Couldn't link program: "+sp);
+        }
+
+        t1 = System.currentTimeMillis();
+
+        long dt = t1-t0;
+
+        System.out.println("shader creation: "+dt+" ms");
+
+        // Let's manage all our states using ShaderState.
+        st.attachShaderProgram(gl, sp);
+
+        st.glUseProgram(gl, true);
+    }
+
+    public static final void put(Buffer buffer, int type, float v) {
+        switch (type) {
+            case GL.GL_UNSIGNED_BYTE:
+                ((ByteBuffer)buffer).put((byte)(v*(float)0xFF));
+                break;
+            case GL.GL_BYTE:
+                ((ByteBuffer)buffer).put((byte)(v*(float)0x7F));
+                break;
+            case GL.GL_UNSIGNED_SHORT:
+                ((ShortBuffer)buffer).put((short)(v*(float)0xFFFF));
+                break;
+            case GL.GL_SHORT:
+                ((ShortBuffer)buffer).put((short)(v*(float)0x7FFF));
+                break;
+            case GL.GL_FLOAT:
+                ((FloatBuffer)buffer).put(v);
+                break;
+            case GL.GL_FIXED:
+                ((IntBuffer)buffer).put(FixedPoint.toFixed(v));
+                break;
+        }
+    }
+
+    public static final String getTypeName(int type) {
+        switch (type) {
+            case GL.GL_UNSIGNED_BYTE:
+                return "GL_UNSIGNED_BYTE";
+            case GL.GL_BYTE:
+                return "GL_BYTE";
+            case GL.GL_UNSIGNED_SHORT:
+                return "GL_UNSIGNED_SHORT";
+            case GL.GL_SHORT:
+                return "GL_SHORT";
+            case GL.GL_FLOAT:
+                return "GL_FLOAT";
+            case GL.GL_FIXED:
+                return "GL_FIXED";
+        }
+        return null;
+    }
+
+}
+