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authorBrian Paul <brian.paul@tungstengraphics.com>2008-11-06 14:57:20 -0700
committerBrian Paul <brian.paul@tungstengraphics.com>2008-11-06 14:57:20 -0700
commit6c3e7365d5245cfad597cd69e2f8f689e62546b9 (patch)
treefcdeaeeb8eb2027e8e9574df18625ce699a333be
parent93fd5e150ba2a86b51816b60bf5faf1da34803b7 (diff)
gallium: debug code to print vertex array data (disabled)
-rw-r--r--src/gallium/auxiliary/draw/draw_pt.c89
1 files changed, 89 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/draw/draw_pt.c b/src/gallium/auxiliary/draw/draw_pt.c
index b98c0a0ecf..3c175f31d8 100644
--- a/src/gallium/auxiliary/draw/draw_pt.c
+++ b/src/gallium/auxiliary/draw/draw_pt.c
@@ -178,6 +178,92 @@ void draw_pt_destroy( struct draw_context *draw )
}
+/**
+ * Debug- print the first 'count' vertices.
+ */
+static void
+draw_print_arrays(struct draw_context *draw, uint prim, int start, uint count)
+{
+ uint i;
+
+ debug_printf("Draw arrays(prim = %u, start = %u, count = %u)\n",
+ prim, start, count);
+
+ for (i = 0; i < count; i++) {
+ uint ii, j;
+
+ if (draw->pt.user.elts) {
+ /* indexed arrays */
+ switch (draw->pt.user.eltSize) {
+ case 1:
+ {
+ const ubyte *elem = (const ubyte *) draw->pt.user.elts;
+ ii = elem[start + i];
+ }
+ break;
+ case 2:
+ {
+ const ushort *elem = (const ushort *) draw->pt.user.elts;
+ ii = elem[start + i];
+ }
+ break;
+ case 4:
+ {
+ const uint *elem = (const uint *) draw->pt.user.elts;
+ ii = elem[start + i];
+ }
+ break;
+ default:
+ assert(0);
+ }
+ debug_printf("Element[%u + %u] -> Vertex %u:\n", start, i, ii);
+ }
+ else {
+ /* non-indexed arrays */
+ ii = start + i;
+ debug_printf("Vertex %u:\n", ii);
+ }
+
+ for (j = 0; j < draw->pt.nr_vertex_elements; j++) {
+ uint buf = draw->pt.vertex_element[j].vertex_buffer_index;
+ ubyte *ptr = (ubyte *) draw->pt.user.vbuffer[buf];
+ ptr += draw->pt.vertex_buffer[buf].pitch * ii;
+ ptr += draw->pt.vertex_element[j].src_offset;
+
+ debug_printf(" Attr %u: ", j);
+ switch (draw->pt.vertex_element[j].src_format) {
+ case PIPE_FORMAT_R32_FLOAT:
+ {
+ float *v = (float *) ptr;
+ debug_printf("%f @ %p\n", v[0], (void *) v);
+ }
+ break;
+ case PIPE_FORMAT_R32G32_FLOAT:
+ {
+ float *v = (float *) ptr;
+ debug_printf("%f %f @ %p\n", v[0], v[1], (void *) v);
+ }
+ break;
+ case PIPE_FORMAT_R32G32B32_FLOAT:
+ {
+ float *v = (float *) ptr;
+ debug_printf("%f %f %f @ %p\n", v[0], v[1], v[2], (void *) v);
+ }
+ break;
+ case PIPE_FORMAT_R32G32B32A32_FLOAT:
+ {
+ float *v = (float *) ptr;
+ debug_printf("%f %f %f %f @ %p\n", v[0], v[1], v[2], v[3],
+ (void *) v);
+ }
+ break;
+ default:
+ debug_printf("other format (fix me)\n");
+ ;
+ }
+ }
+ }
+}
/**
@@ -197,6 +283,9 @@ draw_arrays(struct draw_context *draw, unsigned prim,
draw->reduced_prim = reduced_prim;
}
+ if (0)
+ draw_print_arrays(draw, prim, start, MIN2(count, 20));
+
#if 0
{
int i;