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authorBrian Paul <brian.paul@tungstengraphics.com>2005-09-06 14:47:57 +0000
committerBrian Paul <brian.paul@tungstengraphics.com>2005-09-06 14:47:57 +0000
commit20354edf3512d9984ff7ce188f2e580b29777af1 (patch)
tree40e1685f994737e2c5096c11968bc6559935c531 /src/mesa/main
parentbd07168eb23c032ee28691c9847319d2ad7f490f (diff)
just changes/updates to comments
Diffstat (limited to 'src/mesa/main')
-rw-r--r--src/mesa/main/buffers.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/src/mesa/main/buffers.c b/src/mesa/main/buffers.c
index 7eafaf88fc..e930531bf1 100644
--- a/src/mesa/main/buffers.c
+++ b/src/mesa/main/buffers.c
@@ -320,11 +320,12 @@ read_buffer_enum_to_bitmask(GLenum buffer)
/**
- * Specify which color buffer(s) to draw into for the first color output.
- * Recall that fragment programs can write to multiple outputs.
+ * Called by glDrawBuffer().
+ * Specify which renderbuffer(s) to draw into for the first color output.
+ * <buffer> can name zero, one, two or four renderbuffers!
* \sa _mesa_DrawBuffersARB
*
- * \param buffer color buffer, such as GL_LEFT or GL_FRONT_AND_BACK.
+ * \param buffer buffer token such as GL_LEFT or GL_FRONT_AND_BACK, etc.
*/
void GLAPIENTRY
_mesa_DrawBuffer(GLenum buffer)
@@ -365,9 +366,13 @@ _mesa_DrawBuffer(GLenum buffer)
/**
- * Called by glDrawBuffersARB; specifies the destination color buffers
+ * Called by glDrawBuffersARB; specifies the destination color renderbuffers
* for N fragment program color outputs.
* \sa _mesa_DrawBuffer
+ * \param n number of outputs
+ * \param buffers array [n] of renderbuffer names. Unlike glDrawBuffer, the
+ * names cannot specify more than one buffer. For example,
+ * GL_FRONT_AND_BACK is illegal.
*/
void GLAPIENTRY
_mesa_DrawBuffersARB(GLsizei n, const GLenum *buffers)
@@ -513,12 +518,8 @@ _mesa_drawbuffers(GLcontext *ctx, GLsizei n, const GLenum *buffers,
/**
- * Set the color buffer source for reading pixels.
- *
- * \param mode color buffer.
- *
- * \sa glReadBuffer().
- *
+ * Called by glReadBuffer to set the source renderbuffer for reading pixels.
+ * \param mode color buffer such as GL_FRONT, GL_BACK, etc.
*/
void GLAPIENTRY
_mesa_ReadBuffer(GLenum buffer)