floating point accessors

compiler/src/test/scala/org/capnproto/EncodingTest.scala

@@ -11,6 +11,7 @@ class EncodingSuite extends FunSuite {
     val allTypes = message.initRoot(TestAllTypes.Builder.factory);
     allTypes.setVoidField();
     allTypes.setBoolField(true);
+    // ...
   }
 
 }

compiler/src/test/schema/test.capnp

@@ -26,8 +26,9 @@ struct TestAllTypes {
   uInt16Field    @7  : UInt16;
   uInt32Field    @8  : UInt32;
   uInt64Field    @9  : UInt64;
-#  float32Field   @10 : Float32;
+  float32Field   @10 : Float32;
-#  float64Field   @11 : Float64;
+  float64Field   @11 : Float64;
+  textField      @12 : Text;
 # ...
 }
 

project/build.scala

@@ -14,12 +14,13 @@ object Build extends sbt.Build {
     project(
       id = "compiler",
       base = file("compiler")
-    ).settings(makeCppTask).dependsOn(runtime)
+    ).dependsOn(runtime)
+      .settings(makeCppTask)
       .settings(compile <<= compile in Compile dependsOn makeCpp)
       .settings(compileTestSchemaTask)
-
       .settings(test <<= test in Test dependsOn compileTestSchema)
       .settings(unmanagedSourceDirectories in Test += sourceDirectory.value / "test" / "generated")
+      .settings(cleanFiles += sourceDirectory.value / "test" / "generated")
 
   lazy val runtime =
     project(

runtime/src/main/java/org/capnproto/StructBuilder.java

@@ -67,6 +67,23 @@ public final class StructBuilder {
         this.segment.buffer.putLong(this.data + offset * 8, value);
     }
 
+    public final float getFloatField(int offset) {
+        return this.segment.buffer.getFloat(this.data + offset * 4);
+    }
+
+    public final void setFloatField(int offset, float value) {
+        this.segment.buffer.putFloat(this.data + offset * 4, value);
+    }
+
+    public final double getDoubleField(int offset) {
+        return this.segment.buffer.getDouble(this.data + offset * 8);
+    }
+
+    public final void setDoubleField(int offset, double value) {
+        this.segment.buffer.putDouble(this.data + offset * 8, value);
+    }
+
+
     public final PointerBuilder getPointerField(int index) {
         return new PointerBuilder(this.segment, this.pointers + index);
     }

runtime/src/main/java/org/capnproto/StructReader.java

@@ -67,6 +67,22 @@ public final class StructReader {
         }
     }
 
+    public final float getFloatField(int offset) {
+        if ((offset + 1) * 32 <= this.dataSize) {
+            return this.segment.buffer.getFloat(this.data + offset * 4);
+        } else {
+            return 0;
+        }
+    }
+
+    public final double getDoubleField(int offset) {
+        if ((offset + 1) * 64 <= this.dataSize) {
+            return this.segment.buffer.getDouble(this.data + offset * 8);
+        } else {
+            return 0;
+        }
+    }
+
     public final PointerReader getPointerField(int ptrIndex) {
         if (ptrIndex < this.pointerCount) {
             return new PointerReader(this.segment,