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authorChristoph Bumiller <[email protected]>2010-07-24 14:46:44 +0200
committerChristoph Bumiller <[email protected]>2010-07-24 14:48:19 +0200
commitd7aac107e64e1c4c1af30806817a2888e7a4a96c (patch)
tree304bf672761c828b7ca4959e05d4bc53eaf108a8 /src/gallium/drivers/nv50/nv50_vbo.c
parentf3af1201c578443dd0f72e73470dd1763888a41d (diff)
nv50: introduce the big formats table
Diffstat (limited to 'src/gallium/drivers/nv50/nv50_vbo.c')
-rw-r--r--src/gallium/drivers/nv50/nv50_vbo.c100
1 files changed, 2 insertions, 98 deletions
diff --git a/src/gallium/drivers/nv50/nv50_vbo.c b/src/gallium/drivers/nv50/nv50_vbo.c
index 996844b18f1..4fe0df5683d 100644
--- a/src/gallium/drivers/nv50/nv50_vbo.c
+++ b/src/gallium/drivers/nv50/nv50_vbo.c
@@ -29,99 +29,6 @@
#include "nv50_context.h"
#include "nv50_resource.h"
-/* VERTEX_ARRAY_ATTRIB_TYPE is duplicated for unknown reason */
-#define NV50_VAT(x) ((x) | ((x) << 3))
-
-static INLINE uint32_t
-nv50_vbo_type_to_hw(enum pipe_format format)
-{
- const struct util_format_description *desc;
-
- desc = util_format_description(format);
- assert(desc);
-
- switch (desc->channel[0].type) {
- case UTIL_FORMAT_TYPE_FLOAT:
- return NV50_VAT(NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_FLOAT);
- case UTIL_FORMAT_TYPE_UNSIGNED:
- if (desc->channel[0].normalized) {
- return NV50_VAT(NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_UNORM);
- }
- return NV50_VAT(NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_USCALED);
- case UTIL_FORMAT_TYPE_SIGNED:
- if (desc->channel[0].normalized) {
- return NV50_VAT(NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_SNORM);
- }
- return NV50_VAT(NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_SSCALED);
- /*
- case PIPE_FORMAT_TYPE_UINT:
- return NV50_VAT(NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_UINT);
- case PIPE_FORMAT_TYPE_SINT:
- return NV50_VAT(NV50TCL_VERTEX_ARRAY_ATTRIB_TYPE_SINT); */
- default:
- return 0;
- }
-}
-
-static INLINE uint32_t
-nv50_vbo_size_to_hw(unsigned size, unsigned nr_c)
-{
- static const uint32_t hw_values[] = {
- 0, 0, 0, 0,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_8,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_8_8,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_8_8_8,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_8_8_8_8,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_16,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_16_16,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_16_16_16,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_16_16_16_16,
- 0, 0, 0, 0,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_32,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_32_32,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_32_32_32,
- NV50TCL_VERTEX_ARRAY_ATTRIB_FORMAT_32_32_32_32 };
-
- /* we'd also have R11G11B10 and R10G10B10A2 */
-
- assert(nr_c > 0 && nr_c <= 4);
-
- if (size > 32)
- return 0;
- size >>= (3 - 2);
-
- return hw_values[size + (nr_c - 1)];
-}
-
-static INLINE uint32_t
-nv50_vbo_vtxelt_to_hw(struct pipe_vertex_element *ve)
-{
- uint32_t hw_type, hw_size;
- enum pipe_format pf = ve->src_format;
- const struct util_format_description *desc;
- unsigned size, nr_components;
-
- desc = util_format_description(pf);
- assert(desc);
-
- size = util_format_get_component_bits(pf, UTIL_FORMAT_COLORSPACE_RGB, 0);
- nr_components = util_format_get_nr_components(pf);
-
- hw_type = nv50_vbo_type_to_hw(pf);
- hw_size = nv50_vbo_size_to_hw(size, nr_components);
-
- if (!hw_type || !hw_size) {
- NOUVEAU_ERR("unsupported vbo format: %s\n", util_format_name(pf));
- abort();
- return 0x24e80000;
- }
-
- if (desc->swizzle[0] == UTIL_FORMAT_SWIZZLE_Z) /* BGRA */
- hw_size |= (1 << 31); /* no real swizzle bits :-( */
-
- return (hw_type | hw_size);
-}
-
struct instance {
struct nouveau_bo *bo;
unsigned delta;
@@ -543,11 +450,8 @@ nv50_vtxelt_construct(struct nv50_vtxelt_stateobj *cso)
{
unsigned i;
- for (i = 0; i < cso->num_elements; ++i) {
- struct pipe_vertex_element *ve = &cso->pipe[i];
-
- cso->hw[i] = nv50_vbo_vtxelt_to_hw(ve);
- }
+ for (i = 0; i < cso->num_elements; ++i)
+ cso->hw[i] = nv50_format_table[cso->pipe[i].src_format].vtx;
}
struct nouveau_stateobj *