#define DRAW_VERTEX_H
+#include "pipe/p_compiler.h"
#include "pipe/p_state.h"
+#include "util/u_debug.h"
/**
*/
enum attrib_emit {
EMIT_OMIT, /**< don't emit the attribute */
- EMIT_ALL, /**< emit whole post-xform vertex, w/ header */
EMIT_1F,
EMIT_1F_PSIZE, /**< insert constant point size */
EMIT_2F,
EMIT_3F,
EMIT_4F,
- EMIT_4UB /**< XXX may need variations for RGBA vs BGRA, etc */
+ EMIT_4UB, /**< is RGBA like the rest */
+ EMIT_4UB_BGRA
};
{
uint num_attribs;
uint hwfmt[4]; /**< hardware format info for this format */
- enum interp_mode interp_mode[PIPE_MAX_SHADER_INPUTS];
- enum attrib_emit emit[PIPE_MAX_SHADER_INPUTS]; /**< EMIT_x */
- uint src_index[PIPE_MAX_SHADER_INPUTS]; /**< map to post-xform attribs */
uint size; /**< total vertex size in dwords */
+
+ /* Keep this small and at the end of the struct to allow quick
+ * memcmp() comparisons.
+ */
+ struct {
+ unsigned interp_mode:4; /**< INTERP_x */
+ unsigned emit:4; /**< EMIT_x */
+ unsigned src_index:8; /**< map to post-xform attribs */
+ } attrib[PIPE_MAX_SHADER_INPUTS];
};
+static INLINE size_t
+draw_vinfo_size( const struct vertex_info *a )
+{
+ return offsetof(const struct vertex_info, attrib[a->num_attribs]);
+}
+
+static INLINE int
+draw_vinfo_compare( const struct vertex_info *a,
+ const struct vertex_info *b )
+{
+ size_t sizea = draw_vinfo_size( a );
+ return memcmp( a, b, sizea );
+}
+
+static INLINE void
+draw_vinfo_copy( struct vertex_info *dst,
+ const struct vertex_info *src )
+{
+ size_t size = draw_vinfo_size( src );
+ memcpy( dst, src, size );
+}
+
/**
*/
static INLINE uint
draw_emit_vertex_attr(struct vertex_info *vinfo,
- enum attrib_emit emit, enum interp_mode interp,
+ enum attrib_emit emit,
+ enum interp_mode interp, /* only used by softpipe??? */
uint src_index)
{
const uint n = vinfo->num_attribs;
assert(n < PIPE_MAX_SHADER_INPUTS);
- vinfo->emit[n] = emit;
- vinfo->interp_mode[n] = interp;
- vinfo->src_index[n] = src_index;
+ vinfo->attrib[n].emit = emit;
+ vinfo->attrib[n].interp_mode = interp;
+ vinfo->attrib[n].src_index = src_index;
vinfo->num_attribs++;
return n;
}
extern void draw_compute_vertex_size(struct vertex_info *vinfo);
+void draw_dump_emitted_vertex(const struct vertex_info *vinfo,
+ const uint8_t *data);
+
+
+static INLINE enum pipe_format draw_translate_vinfo_format(enum attrib_emit emit)
+{
+ switch (emit) {
+ case EMIT_OMIT:
+ return PIPE_FORMAT_NONE;
+ case EMIT_1F:
+ case EMIT_1F_PSIZE:
+ return PIPE_FORMAT_R32_FLOAT;
+ case EMIT_2F:
+ return PIPE_FORMAT_R32G32_FLOAT;
+ case EMIT_3F:
+ return PIPE_FORMAT_R32G32B32_FLOAT;
+ case EMIT_4F:
+ return PIPE_FORMAT_R32G32B32A32_FLOAT;
+ case EMIT_4UB:
+ return PIPE_FORMAT_R8G8B8A8_UNORM;
+ case EMIT_4UB_BGRA:
+ return PIPE_FORMAT_B8G8R8A8_UNORM;
+ default:
+ assert(!"unexpected format");
+ return PIPE_FORMAT_NONE;
+ }
+}
+
+static INLINE enum attrib_emit draw_translate_vinfo_size(enum attrib_emit emit)
+{
+ switch (emit) {
+ case EMIT_OMIT:
+ return 0;
+ case EMIT_1F:
+ case EMIT_1F_PSIZE:
+ return 1 * sizeof(float);
+ case EMIT_2F:
+ return 2 * sizeof(float);
+ case EMIT_3F:
+ return 3 * sizeof(float);
+ case EMIT_4F:
+ return 4 * sizeof(float);
+ case EMIT_4UB:
+ return 4 * sizeof(unsigned char);
+ case EMIT_4UB_BGRA:
+ return 4 * sizeof(unsigned char);
+ default:
+ assert(!"unexpected format");
+ return 0;
+ }
+}
#endif /* DRAW_VERTEX_H */