[Mesa-dev] [PATCH 06/10] vbo: simplify some code in vbo_exec_debug_verts()

Brian Paul brianp at vmware.com
Fri Oct 16 14:25:13 PDT 2015


As before, use a new 'last_prim' pointer to simplify things.  Plus, add
some const qualifiers.
---
 src/mesa/vbo/vbo_exec_draw.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/mesa/vbo/vbo_exec_draw.c b/src/mesa/vbo/vbo_exec_draw.c
index 781991b..412ebb6 100644
--- a/src/mesa/vbo/vbo_exec_draw.c
+++ b/src/mesa/vbo/vbo_exec_draw.c
@@ -75,13 +75,13 @@ vbo_exec_debug_verts( struct vbo_exec_context *exec )
 static GLuint
 vbo_copy_vertices( struct vbo_exec_context *exec )
 {
-   GLuint nr = exec->vtx.prim[exec->vtx.prim_count-1].count;
+   struct _mesa_prim *last_prim = &exec->vtx.prim[exec->vtx.prim_count - 1];
+   const GLuint nr = last_prim->count;
    GLuint ovf, i;
-   GLuint sz = exec->vtx.vertex_size;
+   const GLuint sz = exec->vtx.vertex_size;
    fi_type *dst = exec->vtx.copied.buffer;
-   const fi_type *src = (exec->vtx.buffer_map +
-                         exec->vtx.prim[exec->vtx.prim_count-1].start * 
-                         exec->vtx.vertex_size);
+   const fi_type *src =
+      exec->vtx.buffer_map + last_prim->start * exec->vtx.vertex_size;
 
    switch (exec->ctx->Driver.CurrentExecPrimitive) {
    case GL_POINTS:
@@ -127,7 +127,7 @@ vbo_copy_vertices( struct vbo_exec_context *exec )
    case GL_TRIANGLE_STRIP:
       /* no parity issue, but need to make sure the tri is not drawn twice */
       if (nr & 1) {
-	 exec->vtx.prim[exec->vtx.prim_count-1].count--;
+	 last_prim->count--;
       }
       /* fallthrough */
    case GL_QUAD_STRIP:
-- 
1.9.1



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