From 527835977a3f22d7a01f8d835d73ced5b13d0991 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Wed, 31 Aug 2005 21:38:53 +0000 Subject: Just additional comments. --- src/mesa/main/buffers.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'src/mesa/main/buffers.c') diff --git a/src/mesa/main/buffers.c b/src/mesa/main/buffers.c index 2be0fba430..7eafaf88fc 100644 --- a/src/mesa/main/buffers.c +++ b/src/mesa/main/buffers.c @@ -433,6 +433,11 @@ _mesa_DrawBuffersARB(GLsizei n, const GLenum *buffers) * output, but fragment programs can now have several distinct color * outputs (see GL_ARB_draw_buffers). This function sets the state * for one such color output. + * \param ctx current context + * \param output which fragment program output + * \param buffer buffer to write to (like GL_LEFT) + * \param destMask BUFFER_* bitmask + * (like BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT). */ static void set_color_output(GLcontext *ctx, GLuint output, GLenum buffer, GLuint destMask) @@ -457,6 +462,14 @@ set_color_output(GLcontext *ctx, GLuint output, GLenum buffer, GLuint destMask) /** * Helper routine used by _mesa_DrawBuffer, _mesa_DrawBuffersARB and * _mesa_PopAttrib to set drawbuffer state. + * All error checking will have been done prior to calling this function + * so nothing should go wrong at this point. + * \param ctx current context + * \param n number of color outputs to set + * \param buffers array[n] of colorbuffer names, like GL_LEFT. + * \param destMask array[n] of BUFFER_* bitmasks which correspond to the + * colorbuffer names. (i.e. GL_FRONT_AND_BACK => + * BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT). */ void _mesa_drawbuffers(GLcontext *ctx, GLsizei n, const GLenum *buffers, -- cgit v1.2.3