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r300g: Use common state funcs for translating vert formats.

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This commit is contained in:
Corbin Simpson 2009-11-06 20:21:38 -08:00
parent 1ef0341ea7
commit 24c6fdbd32
1 changed files with 6 additions and 72 deletions
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78
src/gallium/drivers/r300/r300_vbo.c
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@ -27,85 +27,19 @@
#include "r300_cs.h"
#include "r300_context.h"
#include "r300_state_inlines.h"
#include "r300_reg.h"
#include "r300_winsys.h"
static void translate_vertex_format(enum pipe_format format,
unsigned nr_comps,
unsigned component_size,
unsigned dst_loc,
uint32_t *hw_fmt1,
uint32_t *hw_fmt2)
{
uint32_t fmt1 = 0;
switch (pf_type(format))
{
case PIPE_FORMAT_TYPE_FLOAT:
assert(component_size == 4);
fmt1 = R300_DATA_TYPE_FLOAT_1 + nr_comps - 1;
break;
case PIPE_FORMAT_TYPE_UNORM:
case PIPE_FORMAT_TYPE_SNORM:
case PIPE_FORMAT_TYPE_USCALED:
case PIPE_FORMAT_TYPE_SSCALED:
if (component_size == 1)
{
assert(nr_comps == 4);
fmt1 = R300_DATA_TYPE_BYTE;
}
else if (component_size == 2)
{
if (nr_comps == 2)
fmt1 = R300_DATA_TYPE_SHORT_2;
else if (nr_comps == 4)
fmt1 = R300_DATA_TYPE_SHORT_4;
else
assert(0);
}
else
{
assert(0);
}
if (pf_type(format) == PIPE_FORMAT_TYPE_SNORM)
{
fmt1 |= R300_SIGNED;
}
else if (pf_type(format) == PIPE_FORMAT_TYPE_SSCALED)
{
fmt1 |= R300_SIGNED;
fmt1 |= R300_NORMALIZE;
}
else if (pf_type(format) == PIPE_FORMAT_TYPE_USCALED)
{
fmt1 |= R300_NORMALIZE;
}
break;
default:
assert(0);
break;
}
*hw_fmt1 = fmt1 | (dst_loc << R300_DST_VEC_LOC_SHIFT);
*hw_fmt2 = (pf_swizzle_x(format) << R300_SWIZZLE_SELECT_X_SHIFT) |
(pf_swizzle_y(format) << R300_SWIZZLE_SELECT_Y_SHIFT) |
(pf_swizzle_z(format) << R300_SWIZZLE_SELECT_Z_SHIFT) |
(pf_swizzle_w(format) << R300_SWIZZLE_SELECT_W_SHIFT) |
(0xf << R300_WRITE_ENA_SHIFT);
}
static INLINE void setup_vertex_attribute(struct r300_vertex_info *vinfo,
struct pipe_vertex_element *vert_elem,
unsigned attr_num)
{
uint32_t hw_fmt1, hw_fmt2;
translate_vertex_format(vert_elem->src_format,
vert_elem->nr_components,
pf_size_x(vert_elem->src_format),
attr_num,
&hw_fmt1,
&hw_fmt2);
uint16_t hw_fmt1, hw_fmt2;
hw_fmt1 = r300_translate_vertex_data_type(vert_elem->src_format) |
(attr_num << R300_DST_VEC_LOC_SHIFT);
hw_fmt2 = r300_translate_vertex_data_swizzle(vert_elem->src_format);
if (attr_num % 2 == 0)
{