From 37fc983d03e3abe253acb1e03dbb39c761ecdecc Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Tue, 9 Oct 2012 16:38:56 -0700 Subject: mesa: Add notes about remaining NV_vertex_program code. Reviewed-by: Brian Paul --- src/mesa/main/nvprogram.c | 4 ++++ src/mesa/main/vtxfmt.c | 2 +- src/mesa/vbo/vbo_exec_api.c | 4 ++++ 3 files changed, 9 insertions(+), 1 deletion(-) (limited to 'src') diff --git a/src/mesa/main/nvprogram.c b/src/mesa/main/nvprogram.c index 6ad846e377e..4b24dde39c6 100644 --- a/src/mesa/main/nvprogram.c +++ b/src/mesa/main/nvprogram.c @@ -205,6 +205,10 @@ _mesa_GetProgramStringNV(GLuint id, GLenum pname, GLubyte *program) /** * Get a vertex array attribute pointer. + * + * While the function first appeared in GL_NV_vertex_program, it's + * aliased for use by GL_ARB_vertex_program. + * * \note Not compiled into display lists. * \note Called from the GL API dispatcher. */ diff --git a/src/mesa/main/vtxfmt.c b/src/mesa/main/vtxfmt.c index aa6cf286a09..462cc884935 100644 --- a/src/mesa/main/vtxfmt.c +++ b/src/mesa/main/vtxfmt.c @@ -135,7 +135,7 @@ install_vtxfmt(struct gl_context *ctx, struct _glapi_table *tab, vfmt->DrawTransformFeedbackStreamInstanced); } - /* GL_NV_vertex_program */ + /* Originally for GL_NV_vertex_program, this is also used by dlist.c */ if (ctx->API == API_OPENGL) { SET_VertexAttrib1fNV(tab, vfmt->VertexAttrib1fNV); SET_VertexAttrib1fvNV(tab, vfmt->VertexAttrib1fvNV); diff --git a/src/mesa/vbo/vbo_exec_api.c b/src/mesa/vbo/vbo_exec_api.c index 52b363da3e9..2ddb715889e 100644 --- a/src/mesa/vbo/vbo_exec_api.c +++ b/src/mesa/vbo/vbo_exec_api.c @@ -958,6 +958,10 @@ static void vbo_exec_vtxfmt_init( struct vbo_exec_context *exec ) vfmt->VertexAttrib4fvARB = vbo_VertexAttrib4fvARB; } + /* Note that VertexAttrib4fNV is used from dlist.c and api_arrayelt.c so + * they can have a single entrypoint for updating any of the legacy + * attribs. + */ vfmt->VertexAttrib1fNV = vbo_VertexAttrib1fNV; vfmt->VertexAttrib1fvNV = vbo_VertexAttrib1fvNV; vfmt->VertexAttrib2fNV = vbo_VertexAttrib2fNV; -- cgit v1.2.3