/**************************************************************************
*
* Copyright 2010 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
**************************************************************************/
#include "u_debug.h"
#include "u_math.h"
#include "u_format_zs.h"
/*
* z32_unorm conversion functions
*/
static INLINE uint16_t
z32_unorm_to_z16_unorm(uint32_t z)
{
/* z * 0xffff / 0xffffffff */
return z >> 16;
}
static INLINE uint32_t
z16_unorm_to_z32_unorm(uint16_t z)
{
/* z * 0xffffffff / 0xffff */
return (z << 16) | z;
}
static INLINE uint32_t
z32_unorm_to_z24_unorm(uint32_t z)
{
/* z * 0xffffff / 0xffffffff */
return z >> 8;
}
static INLINE uint32_t
z24_unorm_to_z32_unorm(uint32_t z)
{
/* z * 0xffffffff / 0xffffff */
return (z << 8) | (z >> 16);
}
/*
* z32_float conversion functions
*/
static INLINE uint16_t
z32_float_to_z16_unorm(float z)
{
const float scale = 0xffff;
return (uint16_t)(z * scale);
}
static INLINE float
z16_unorm_to_z32_float(uint16_t z)
{
const float scale = 1.0 / 0xffff;
return (float)(z * scale);
}
static INLINE uint32_t
z32_float_to_z24_unorm(float z)
{
const double scale = 0xffffff;
return (uint32_t)(z * scale) & 0xffffff;
}
static INLINE float
z24_unorm_to_z32_float(uint32_t z)
{
const double scale = 1.0 / 0xffffff;
return (float)(z * scale);
}
static INLINE uint32_t
z32_float_to_z32_unorm(float z)
{
const double scale = 0xffffffff;
return (uint32_t)(z * scale);
}
static INLINE float
z32_unorm_to_z32_float(uint32_t z)
{
const double scale = 1.0 / 0xffffffff;
return (float)(z * scale);
}
void
util_format_s8_uint_unpack_s_8uint(uint8_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned y;
for(y = 0; y < height; ++y) {
memcpy(dst_row, src_row, width);
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_s8_uint_pack_s_8uint(uint8_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned y;
for(y = 0; y < height; ++y) {
memcpy(dst_row, src_row, width);
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z16_unorm_unpack_z_float(float *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
float *dst = dst_row;
const uint16_t *src = (const uint16_t *)src_row;
for(x = 0; x < width; ++x) {
uint16_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap16(value);
#endif
*dst++ = z16_unorm_to_z32_float(value);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z16_unorm_pack_z_float(uint8_t *dst_row, unsigned dst_stride,
const float *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const float *src = src_row;
uint16_t *dst = (uint16_t *)dst_row;
for(x = 0; x < width; ++x) {
uint16_t value;
value = z32_float_to_z16_unorm(*src++);
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap16(value);
#endif
*dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_z16_unorm_unpack_z_32unorm(uint32_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
uint32_t *dst = dst_row;
const uint16_t *src = (const uint16_t *)src_row;
for(x = 0; x < width; ++x) {
uint16_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap16(value);
#endif
*dst++ = z16_unorm_to_z32_unorm(value);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z16_unorm_pack_z_32unorm(uint8_t *dst_row, unsigned dst_stride,
const uint32_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const uint32_t *src = src_row;
uint16_t *dst = (uint16_t *)dst_row;
for(x = 0; x < width; ++x) {
uint16_t value;
value = z32_unorm_to_z16_unorm(*src++);
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap16(value);
#endif
*dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_z32_unorm_unpack_z_float(float *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
float *dst = dst_row;
const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = z32_unorm_to_z32_float(value);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z32_unorm_pack_z_float(uint8_t *dst_row, unsigned dst_stride,
const float *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const float *src = src_row;
uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
uint32_t value;
value = z32_float_to_z32_unorm(*src++);
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_z32_unorm_unpack_z_32unorm(uint32_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned y;
for(y = 0; y < height; ++y) {
memcpy(dst_row, src_row, width * 4);
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z32_unorm_pack_z_32unorm(uint8_t *dst_row, unsigned dst_stride,
const uint32_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned y;
for(y = 0; y < height; ++y) {
memcpy(dst_row, src_row, width * 4);
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z32_float_unpack_z_float(float *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned y;
for(y = 0; y < height; ++y) {
memcpy(dst_row, src_row, width * 4);
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z32_float_pack_z_float(uint8_t *dst_row, unsigned dst_stride,
const float *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned y;
for(y = 0; y < height; ++y) {
memcpy(dst_row, src_row, width * 4);
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z32_float_unpack_z_32unorm(uint32_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
uint32_t *dst = dst_row;
const float *src = (const float *)src_row;
for(x = 0; x < width; ++x) {
*dst++ = z32_float_to_z32_unorm(*src++);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z32_float_pack_z_32unorm(uint8_t *dst_row, unsigned dst_stride,
const uint32_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const uint32_t *src = src_row;
float *dst = (float *)dst_row;
for(x = 0; x < width; ++x) {
*dst++ = z32_unorm_to_z32_float(*src++);
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_z24_unorm_s8_uint_unpack_z_float(float *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
float *dst = dst_row;
const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = z24_unorm_to_z32_float(value & 0xffffff);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z24_unorm_s8_uint_pack_z_float(uint8_t *dst_row, unsigned dst_stride,
const float *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const float *src = src_row;
uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
uint32_t value = *dst;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
value &= 0xff000000;
value |= z32_float_to_z24_unorm(*src++);
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_z24_unorm_s8_uint_unpack_z_32unorm(uint32_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
uint32_t *dst = dst_row;
const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = z24_unorm_to_z32_unorm(value & 0xffffff);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z24_unorm_s8_uint_pack_z_32unorm(uint8_t *dst_row, unsigned dst_stride,
const uint32_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const uint32_t *src = src_row;
uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
uint32_t value= *dst;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
value &= 0xff000000;
value |= z32_unorm_to_z24_unorm(*src++);
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_z24_unorm_s8_uint_unpack_s_8uint(uint8_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
uint8_t *dst = dst_row;
const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = value >> 24;
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z24_unorm_s8_uint_pack_s_8uint(uint8_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const uint8_t *src = src_row;
uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
uint32_t value = *dst;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
value &= 0x00ffffff;
value |= *src++ << 24;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_s8_uint_z24_unorm_unpack_z_float(float *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
float *dst = dst_row;
const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = z24_unorm_to_z32_float(value >> 8);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_s8_uint_z24_unorm_pack_z_float(uint8_t *dst_row, unsigned dst_stride,
const float *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const float *src = src_row;
uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
uint32_t value = *dst;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
value &= 0x000000ff;
value |= z32_float_to_z24_unorm(*src++) << 8;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_s8_uint_z24_unorm_unpack_z_32unorm(uint32_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
uint32_t *dst = dst_row;
const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = z24_unorm_to_z32_unorm(value >> 8);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_s8_uint_z24_unorm_pack_z_32unorm(uint8_t *dst_row, unsigned dst_stride,
const uint32_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const uint32_t *src = src_row;
uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
uint32_t value = *dst;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
value &= 0x000000ff;
value |= *src++ & 0xffffff00;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_s8_uint_z24_unorm_unpack_s_8uint(uint8_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
uint8_t *dst = dst_row;
const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = value & 0xff;
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_s8_uint_z24_unorm_pack_s_8uint(uint8_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const uint8_t *src = src_row;
uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
uint32_t value = *dst;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
value &= 0xffffff00;
value |= *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_z24x8_unorm_unpack_z_float(float *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
float *dst = dst_row;
const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = z24_unorm_to_z32_float(value & 0xffffff);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z24x8_unorm_pack_z_float(uint8_t *dst_row, unsigned dst_stride,
const float *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const float *src = src_row;
uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
uint32_t value;
value = z32_float_to_z24_unorm(*src++);
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_z24x8_unorm_unpack_z_32unorm(uint32_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
uint32_t *dst = dst_row;
const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = z24_unorm_to_z32_unorm(value & 0xffffff);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z24x8_unorm_pack_z_32unorm(uint8_t *dst_row, unsigned dst_stride,
const uint32_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const uint32_t *src = src_row;
uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
uint32_t value;
value = z32_unorm_to_z24_unorm(*src++);
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_x8z24_unorm_unpack_z_float(float *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
float *dst = dst_row;
const uint32_t *src = (uint32_t *)src_row;
for(x = 0; x < width; ++x) {
uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = z24_unorm_to_z32_float(value >> 8);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_x8z24_unorm_pack_z_float(uint8_t *dst_row, unsigned dst_stride,
const float *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const float *src = src_row;
uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
uint32_t value;
value = z32_float_to_z24_unorm(*src++) << 8;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_x8z24_unorm_unpack_z_32unorm(uint32_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
uint32_t *dst = dst_row;
const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = z24_unorm_to_z32_unorm(value >> 8);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_x8z24_unorm_pack_z_32unorm(uint8_t *dst_row, unsigned dst_stride,
const uint32_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const uint32_t *src = src_row;
uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
uint32_t value;
value = z32_unorm_to_z24_unorm(*src++) << 8;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_z32_float_s8x24_uint_unpack_z_float(float *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
float *dst = dst_row;
const float *src = (const float *)src_row;
for(x = 0; x < width; ++x) {
*dst = *src;
src += 2;
dst += 1;
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z32_float_s8x24_uint_pack_z_float(uint8_t *dst_row, unsigned dst_stride,
const float *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const float *src = src_row;
float *dst = (float *)dst_row;
for(x = 0; x < width; ++x) {
*dst = *src;
src += 1;
dst += 2;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_z32_float_s8x24_uint_unpack_z_32unorm(uint32_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
uint32_t *dst = dst_row;
const float *src = (const float *)src_row;
for(x = 0; x < width; ++x) {
*dst = z32_float_to_z32_unorm(*src);
src += 2;
dst += 1;
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z32_float_s8x24_uint_pack_z_32unorm(uint8_t *dst_row, unsigned dst_stride,
const uint32_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const uint32_t *src = src_row;
float *dst = (float *)dst_row;
for(x = 0; x < width; ++x) {
*dst++ = z32_unorm_to_z32_float(*src++);
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_z32_float_s8x24_uint_unpack_s_8uint(uint8_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
uint8_t *dst = dst_row;
const uint8_t *src = src_row + 4;
for(x = 0; x < width; ++x) {
*dst = *src;
src += 8;
dst += 1;
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
}
}
void
util_format_z32_float_s8x24_uint_pack_s_8uint(uint8_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
unsigned x, y;
for(y = 0; y < height; ++y) {
const uint8_t *src = src_row;
uint8_t *dst = dst_row + 4;
for(x = 0; x < width; ++x) {
*dst = *src;
src += 1;
dst += 8;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
}
}
void
util_format_x24s8_uint_unpack_s_8uint(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height)
{
util_format_z24_unorm_s8_uint_unpack_s_8uint(dst_row, dst_stride,
src_row, src_stride,
width, height);
}
void
util_format_x24s8_uint_pack_s_8uint(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height)
{
util_format_z24_unorm_s8_uint_pack_s_8uint(dst_row, dst_stride,
src_row, src_stride,
width, height);
}
void
util_format_s8x24_uint_unpack_s_8uint(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height)
{
util_format_s8_uint_z24_unorm_unpack_s_8uint(dst_row, dst_stride,
src_row, src_stride,
width, height);
}
void
util_format_s8x24_uint_pack_s_8uint(uint8_t *dst_row, unsigned dst_stride, const uint8_t *src_row, unsigned src_stride, unsigned width, unsigned height)
{
util_format_s8_uint_z24_unorm_pack_s_8uint(dst_row, dst_stride,
src_row, src_stride,
width, height);
}
void
util_format_x32_s8x24_uint_unpack_s_8uint(uint8_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
util_format_z32_float_s8x24_uint_unpack_s_8uint(dst_row, dst_stride,
src_row, src_stride,
width, height);
}
void
util_format_x32_s8x24_uint_pack_s_8uint(uint8_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
unsigned width, unsigned height)
{
util_format_z32_float_s8x24_uint_pack_s_8uint(dst_row, dst_stride,
src_row, src_stride,
width, height);
}