initial importHEADmain

1 files changed, 39 insertions, 0 deletions

diff --git a/tool_src/QvLib/QvSFImage.cpp b/tool_src/QvLib/QvSFImage.cpp
new file mode 100644
index 0000000..d733bf2
--- /dev/null
+++ b/tool_src/QvLib/QvSFImage.cpp
@@ -0,0 +1,39 @@
+#include <QvSFImage.h>
+
+// Can't use macro, since we define a constructor.
+
+QvSFImage::QvSFImage()
+{
+    size[0] = size[1] = 0;
+    numComponents = 0;
+    bytes = NULL;
+}
+
+QvSFImage::~QvSFImage()
+{
+    if (bytes != NULL)
+	delete [] bytes;
+}
+QvBool
+QvSFImage::readValue(QvInput *in)
+{
+    if (! in->read(size[0]) ||
+	! in->read(size[1]) ||
+	! in->read(numComponents))
+	return FALSE;
+    
+    if (bytes != NULL)
+	delete [] bytes;
+    bytes = new unsigned char[size[0] * size[1] * numComponents];
+
+    int byte = 0;
+    for (int i = 0; i < size[0] * size[1]; i++) {
+	unsigned long l;
+	if (! in->read(l))
+	    return FALSE;
+	for (int j = 0; j < numComponents; j++)
+	    bytes[byte++] =
+		(unsigned char) ((l >> (8*(numComponents-j-1))) & 0xFF);
+    }
+    return TRUE;
+}