Changeset 1065

Timestamp:

Jun 25, 2008, 11:46:17 AM (16 years ago)

Author:

dkearney

Message:

changed float buffer example to really buffer floats.
changed dxWrite to demo functions for changing properties of the positions grid we create.
added character version of show to simple buffer objects.

Location:

trunk

Files:

• examples/objects/dxWriter/Makefile (modified) (1 diff)
• examples/objects/dxWriter/dxWrite.cc (modified) (1 diff)
• examples/objects/floatBuffer/Makefile (modified) (1 diff)
• examples/objects/floatBuffer/floatBuffer.cc (modified) (3 diffs)
• src/core/RpSimpleBuffer.h (modified) (2 diffs)

trunk/examples/objects/dxWriter/Makefile

@@ -5 +5 @@
 
 clean:
-        rm -rf dxWrite
+        rm -rf dxWrite myDXFile.dx

trunk/examples/objects/dxWriter/dxWrite.cc

@@ -7 +7 @@
     Rappture::DXWriter d;
     float i = 0.0;
-//    int rank = 3;
+    int rank = 3;
     size_t p[] = {3,5,5};
-//    float origin[] = {0.0,0.0,0.0};
-//    float delta[] = {1.0,0.0,0.0,0.0,1.0,0.0,0.0,0.0,1.0};
+    float origin[] = {0.0,0.0,0.0};
+    float delta[] = {1.0,0.0,0.0,0.0,1.0,0.0,0.0,0.0,1.0};
 
-//    d.rank(rank);
-//    d.origin(origin);
-//    d.delta(delta);
+    d.rank(rank);
+    d.origin(origin);
+    d.delta(delta);
     d.counts(p);
 

trunk/examples/objects/floatBuffer/Makefile

@@ +1 @@
+all: floatBuffer
+
 floatBuffer: floatBuffer.cc
         g++ -g -Wall -o $@ $< -lrappture

trunk/examples/objects/floatBuffer/floatBuffer.cc

@@ -4 +4 @@
 int main()
 {
-    Rappture::SimpleBuffer<int> fbuf;
+    Rappture::SimpleBuffer<float> fbuf;
     float val = 0;
 
@@ -12 +12 @@
         std::cout << "storing " << val << std::endl;
         fbuf.append(&val,1);
-        // fbuf.show();
         val += 1.1;
     }
@@ -33 +32 @@
     std::cout << "SEEK_END -20 pos = " << fbuf.tell() << std::endl;;
 
-    Rappture::SimpleBuffer<int> cbuf;
+    Rappture::SimpleBuffer<float> cbuf;
     cbuf.move(fbuf);
     cbuf.show();

trunk/src/core/RpSimpleBuffer.h

@@ -423 +423 @@
 
 
+template<> inline
+SimpleBuffer<char>&
+SimpleBuffer<char>::show()
+{
+    size_t curMemb = 0;
+
+    while (curMemb != _nMembStored) {
+        fprintf(stdout,"_buf[%d] = :%c:\n",curMemb,_buf[curMemb]);
+        curMemb += 1;
+    }
+    fprintf(stdout,"_nMembAvl = :%d:\n",_nMembAvl);
+
+    return *this;
+}
+
+
 template<class T>
 SimpleBuffer<T>&
@@ -430 +446 @@
 
     while (curMemb != _nMembStored) {
-        fprintf(stdout,"_buf[%d] = :%#x:\n",curMemb,_buf[curMemb]);
+        fprintf(stdout,"_buf[%d] = :%g:\n",curMemb,(double)_buf[curMemb]);
         curMemb += 1;
     }