COMMON: Update class documentation to say they're now used by SCUMM

5 files changed, 31 insertions, 5 deletions

diff --git a/common/bitstream.h b/common/bitstream.h
index 99aec252a3..d9610b269a 100644
--- a/common/bitstream.h
+++ b/common/bitstream.h
@@ -31,7 +31,12 @@ namespace Common {
 
 class SeekableReadStream;
 
-/** A bit stream. */
+/**
+ * A bit stream.
+ *
+ * Used in engines:
+ *  - scumm
+ */
 class BitStream {
 public:
 	BitStream();
diff --git a/common/dct.h b/common/dct.h
index a0d625d55d..2c8c5129b8 100644
--- a/common/dct.h
+++ b/common/dct.h
@@ -35,7 +35,12 @@
 
 namespace Common {
 
-/** (Inverse) Discrete Cosine Transforms. */
+/**
+ * (Inverse) Discrete Cosine Transforms.
+ *
+ * Used in engines:
+ *  - scumm
+ */
 class DCT {
 public:
 	enum TransformType {
diff --git a/common/fft.h b/common/fft.h
index 17d1ef0055..e77c53c2a7 100644
--- a/common/fft.h
+++ b/common/fft.h
@@ -34,7 +34,12 @@
 
 namespace Common {
 
-/** (Inverse) Fast Fourier Transform. */
+/**
+ * (Inverse) Fast Fourier Transform.
+ *
+ * Used in engines:
+ *  - scumm
+ */
 class FFT {
 public:
 	FFT(int bits, int inverse);
diff --git a/common/huffman.h b/common/huffman.h
index 9c88a37541..7d0bdcabf4 100644
--- a/common/huffman.h
+++ b/common/huffman.h
@@ -33,7 +33,12 @@ namespace Common {
 
 class BitStream;
 
-/** Decode a Huffman'd bitstream. */
+/**
+ * Huffman bitstream decoding
+ *
+ * Used in engines:
+ *  - scumm
+ */
 class Huffman {
 public:
 	/** Construct a Huffman decoder.
diff --git a/common/rdft.h b/common/rdft.h
index 33fcdd2b3b..68be0f4dac 100644
--- a/common/rdft.h
+++ b/common/rdft.h
@@ -33,7 +33,13 @@
 
 namespace Common {
 
-/** (Inverse) Real Discrete Fourier Transform. */
+/**
+ * (Inverse) Real Discrete Fourier Transform.
+ *
+ * Used in engines:
+ *  - scumm
+ */
+
 class RDFT {
 public:
 	enum TransformType {