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-rw-r--r--src/gallium/auxiliary/util/u_format.h6
-rw-r--r--src/gallium/auxiliary/util/u_format_tests.c35
-rw-r--r--src/gallium/auxiliary/util/u_format_zs.c307
3 files changed, 203 insertions, 145 deletions
diff --git a/src/gallium/auxiliary/util/u_format.h b/src/gallium/auxiliary/util/u_format.h
index c96a39dc09..5e3dc694be 100644
--- a/src/gallium/auxiliary/util/u_format.h
+++ b/src/gallium/auxiliary/util/u_format.h
@@ -286,9 +286,9 @@ struct util_format_description
* Only defined for stencil formats.
*/
void
- (*unpack_s_32unorm)(uint8_t *dst, unsigned dst_stride,
- const uint8_t *src, unsigned src_stride,
- unsigned width, unsigned height);
+ (*unpack_s_8uscaled)(uint8_t *dst, unsigned dst_stride,
+ const uint8_t *src, unsigned src_stride,
+ unsigned width, unsigned height);
/**
* Pack pixels from S8_USCALED.
diff --git a/src/gallium/auxiliary/util/u_format_tests.c b/src/gallium/auxiliary/util/u_format_tests.c
index 60cc91bd8b..b1df6c49c4 100644
--- a/src/gallium/auxiliary/util/u_format_tests.c
+++ b/src/gallium/auxiliary/util/u_format_tests.c
@@ -334,9 +334,41 @@ util_format_test_cases[] =
{PIPE_FORMAT_R8G8Bx_SNORM, PACKED_2x8(0xff, 0xff), PACKED_2x8(0x00, 0x81), UNPACKED_1x1( 0.0, -1.0, 0.0, 1.0)},
/*
- * TODO: Depth-stencil formats
+ * Depth-stencil formats
*/
+ {PIPE_FORMAT_S8_USCALED, PACKED_1x8(0xff), PACKED_1x8(0x00), UNPACKED_1x1(0.0, 0.0, 0.0, 0.0)},
+ {PIPE_FORMAT_S8_USCALED, PACKED_1x8(0xff), PACKED_1x8(0xff), UNPACKED_1x1(0.0, 255.0, 0.0, 0.0)},
+
+ {PIPE_FORMAT_Z16_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0x0000), UNPACKED_1x1(0.0, 0.0, 0.0, 0.0)},
+ {PIPE_FORMAT_Z16_UNORM, PACKED_1x16(0xffff), PACKED_1x16(0xffff), UNPACKED_1x1(1.0, 0.0, 0.0, 0.0)},
+
+ {PIPE_FORMAT_Z32_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00000000), UNPACKED_1x1(0.0, 0.0, 0.0, 0.0)},
+ {PIPE_FORMAT_Z32_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0xffffffff), UNPACKED_1x1(1.0, 0.0, 0.0, 0.0)},
+
+ {PIPE_FORMAT_Z32_FLOAT, PACKED_1x32(0xffffffff), PACKED_1x32(0x00000000), UNPACKED_1x1(0.0, 0.0, 0.0, 0.0)},
+ {PIPE_FORMAT_Z32_FLOAT, PACKED_1x32(0xffffffff), PACKED_1x32(0x3f800000), UNPACKED_1x1(1.0, 0.0, 0.0, 0.0)},
+
+ {PIPE_FORMAT_Z24_UNORM_S8_USCALED, PACKED_1x32(0xffffffff), PACKED_1x32(0x00000000), UNPACKED_1x1(0.0, 0.0, 0.0, 0.0)},
+ {PIPE_FORMAT_Z24_UNORM_S8_USCALED, PACKED_1x32(0xffffffff), PACKED_1x32(0x00ffffff), UNPACKED_1x1(1.0, 0.0, 0.0, 0.0)},
+ {PIPE_FORMAT_Z24_UNORM_S8_USCALED, PACKED_1x32(0xffffffff), PACKED_1x32(0xff000000), UNPACKED_1x1(0.0, 255.0, 0.0, 0.0)},
+ {PIPE_FORMAT_Z24_UNORM_S8_USCALED, PACKED_1x32(0xffffffff), PACKED_1x32(0xffffffff), UNPACKED_1x1(1.0, 255.0, 0.0, 0.0)},
+
+ {PIPE_FORMAT_S8_USCALED_Z24_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x00000000), UNPACKED_1x1(0.0, 0.0, 0.0, 0.0)},
+ {PIPE_FORMAT_S8_USCALED_Z24_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0xffffff00), UNPACKED_1x1(1.0, 0.0, 0.0, 0.0)},
+ {PIPE_FORMAT_S8_USCALED_Z24_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0x000000ff), UNPACKED_1x1(0.0, 255.0, 0.0, 0.0)},
+ {PIPE_FORMAT_S8_USCALED_Z24_UNORM, PACKED_1x32(0xffffffff), PACKED_1x32(0xffffffff), UNPACKED_1x1(1.0, 255.0, 0.0, 0.0)},
+
+ {PIPE_FORMAT_Z24X8_UNORM, PACKED_1x32(0x00ffffff), PACKED_1x32(0x00000000), UNPACKED_1x1(0.0, 0.0, 0.0, 0.0)},
+ {PIPE_FORMAT_Z24X8_UNORM, PACKED_1x32(0x00ffffff), PACKED_1x32(0x00ffffff), UNPACKED_1x1(1.0, 0.0, 0.0, 0.0)},
+
+ {PIPE_FORMAT_X8Z24_UNORM, PACKED_1x32(0xffffff00), PACKED_1x32(0x00000000), UNPACKED_1x1(0.0, 0.0, 0.0, 0.0)},
+ {PIPE_FORMAT_X8Z24_UNORM, PACKED_1x32(0xffffff00), PACKED_1x32(0xffffff00), UNPACKED_1x1(1.0, 0.0, 0.0, 0.0)},
+
+ {PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED, PACKED_2x32(0xffffffff, 0x000000ff), PACKED_2x32(0x00000000, 0x00000000), UNPACKED_1x1( 0.0, 0.0, 0.0, 0.0)},
+ {PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED, PACKED_2x32(0xffffffff, 0x000000ff), PACKED_2x32(0x3f800000, 0x00000000), UNPACKED_1x1( 1.0, 0.0, 0.0, 0.0)},
+ {PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED, PACKED_2x32(0xffffffff, 0x000000ff), PACKED_2x32(0x00000000, 0x000000ff), UNPACKED_1x1( 0.0, 255.0, 0.0, 0.0)},
+
/*
* YUV formats
*/
@@ -910,7 +942,6 @@ util_format_test_cases[] =
{PIPE_FORMAT_R32G32B32A32_FIXED, PACKED_4x32(0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff), PACKED_4x32(0x00000000, 0x00000000, 0x00000000, 0xffff0000), UNPACKED_1x1( 0.0, 0.0, 0.0, -1.0)},
{PIPE_FORMAT_R32G32B32A32_FIXED, PACKED_4x32(0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff), PACKED_4x32(0x00010000, 0x00010000, 0x00010000, 0x00010000), UNPACKED_1x1( 1.0, 1.0, 1.0, 1.0)},
-
/*
* D3D9 specific vertex formats
*/
diff --git a/src/gallium/auxiliary/util/u_format_zs.c b/src/gallium/auxiliary/util/u_format_zs.c
index 68c88e520c..792d69c214 100644
--- a/src/gallium/auxiliary/util/u_format_zs.c
+++ b/src/gallium/auxiliary/util/u_format_zs.c
@@ -31,6 +31,86 @@
#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_uscaled_unpack_s_8uscaled(uint8_t *dst_row, unsigned dst_stride,
const uint8_t *src_row, unsigned src_stride,
@@ -71,8 +151,7 @@ util_format_z16_unorm_unpack_z_float(float *dst_row, unsigned dst_stride,
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap16(value);
#endif
- dst[0] = (float)(value * (1.0f/0xffff));
- dst += 1;
+ *dst++ = z16_unorm_to_z32_float(value);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
@@ -90,12 +169,11 @@ util_format_z16_unorm_pack_z_float(uint8_t *dst_row, unsigned dst_stride,
uint16_t *dst = (uint16_t *)dst_row;
for(x = 0; x < width; ++x) {
uint16_t value;
- value = (uint16_t)(*src * 0xffff);
+ value = z32_float_to_z16_unorm(*src++);
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap16(value);
#endif
*dst++ = value;
- src += 1;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
@@ -116,8 +194,7 @@ util_format_z16_unorm_unpack_z_32unorm(uint32_t *dst_row, unsigned dst_stride,
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap16(value);
#endif
- /* value * 0xffffffff / 0xffff */
- *dst++ = (value << 16) | value;
+ *dst++ = z16_unorm_to_z32_unorm(value);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
@@ -135,7 +212,7 @@ util_format_z16_unorm_pack_z_32unorm(uint8_t *dst_row, unsigned dst_stride,
uint16_t *dst = (uint16_t *)dst_row;
for(x = 0; x < width; ++x) {
uint16_t value;
- value = (uint16_t)(*src++ >> 16);
+ value = z32_unorm_to_z16_unorm(*src++);
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap16(value);
#endif
@@ -160,7 +237,7 @@ util_format_z32_unorm_unpack_z_float(float *dst_row, unsigned dst_stride,
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- *dst++ = (float)(value * (1.0/0xffffffff));
+ *dst++ = z32_unorm_to_z32_float(value);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
@@ -178,12 +255,11 @@ util_format_z32_unorm_pack_z_float(uint8_t *dst_row, unsigned dst_stride,
uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
uint32_t value;
- value = (uint32_t)(*src * (double)0xffffffff);
+ value = z32_float_to_z32_unorm(*src++);
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
*dst++ = value;
- ++src;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
@@ -252,7 +328,7 @@ util_format_z32_float_unpack_z_32unorm(uint32_t *dst_row, unsigned dst_stride,
uint32_t *dst = dst_row;
const float *src = (const float *)src_row;
for(x = 0; x < width; ++x) {
- *dst++ = (uint32_t)(*src++ * (double)0xffffffff);
+ *dst++ = z32_float_to_z32_unorm(*src++);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
@@ -269,7 +345,7 @@ util_format_z32_float_pack_z_32unorm(uint8_t *dst_row, unsigned dst_stride,
const uint32_t *src = src_row;
float *dst = (float *)dst_row;
for(x = 0; x < width; ++x) {
- *dst++ = (float)(*src++ * (1.0/0xffffffff));
+ *dst++ = z32_unorm_to_z32_float(*src++);
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
@@ -287,12 +363,10 @@ util_format_z24_unorm_s8_uscaled_unpack_z_float(float *dst_row, unsigned dst_str
const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
uint32_t value = *src++;
- uint32_t z;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- z = (value) & 0xffffff;
- *dst++ = (float)(z * (1.0/0xffffff));
+ *dst++ = z24_unorm_to_z32_float(value & 0xffffff);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
@@ -314,7 +388,7 @@ util_format_z24_unorm_s8_uscaled_pack_z_float(uint8_t *dst_row, unsigned dst_str
value = util_bswap32(value);
#endif
value &= 0xff000000;
- value |= ((uint32_t)(*src++ * (double)0xffffff)) & 0xffffff;
+ value |= z32_float_to_z24_unorm(*src++);
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
@@ -336,12 +410,10 @@ util_format_z24_unorm_s8_uscaled_unpack_z_32unorm(uint32_t *dst_row, unsigned ds
const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
uint32_t value = *src++;
- uint32_t z;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- z = value & 0xffffff;
- *dst++ = (z << 8) | (z >> 16); /* z * 0xffffffff / 0xffffff */;
+ *dst++ = z24_unorm_to_z32_unorm(value & 0xffffff);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
@@ -358,15 +430,16 @@ util_format_z24_unorm_s8_uscaled_pack_z_32unorm(uint8_t *dst_row, unsigned dst_s
const uint32_t *src = src_row;
uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
- uint32_t value;
- value = ((uint32_t)(*src >> 8)) & 0xffffff;
- value = ((uint32_t)(((uint64_t)src[1]) * 0x1 / 0xffffffff)) << 24;
+ 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;
- src += 1;
- dst += 4;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
@@ -381,19 +454,13 @@ util_format_z24_unorm_s8_uscaled_unpack_s_8uscaled(uint8_t *dst_row, unsigned ds
unsigned x, y;
for(y = 0; y < height; ++y) {
uint8_t *dst = dst_row;
- const uint8_t *src = src_row;
+ const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
- uint32_t value = *(const uint32_t *)src;
- uint32_t z;
- uint32_t s;
+ uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- z = (value) & 0xffffff;
- s = value >> 24;
- dst[1] = s;
- src += 4;
- dst += 1;
+ *dst++ = value >> 24;
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
@@ -408,17 +475,18 @@ util_format_z24_unorm_s8_uscaled_pack_s_8uscaled(uint8_t *dst_row, unsigned dst_
unsigned x, y;
for(y = 0; y < height; ++y) {
const uint8_t *src = src_row;
- uint8_t *dst = dst_row;
+ uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
- uint32_t value;
- value = ((uint32_t)(((uint32_t)MIN2(*src, 1)) * 0xffffff / 0x1)) & 0xffffff;
- value = (src[1]) << 24;
+ uint32_t value = *dst;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- *(uint32_t *)dst = value;
- src += 1;
- dst += 4;
+ 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);
@@ -433,19 +501,13 @@ util_format_s8_uscaled_z24_unorm_unpack_z_float(float *dst_row, unsigned dst_str
unsigned x, y;
for(y = 0; y < height; ++y) {
float *dst = dst_row;
- const uint8_t *src = src_row;
+ const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
- uint32_t value = *(const uint32_t *)src;
- uint32_t s;
- uint32_t z;
+ uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- s = (value) & 0xff;
- z = value >> 8;
- dst[0] = (float)(z * (1.0/0xffffff));
- src += 4;
- dst += 1;
+ *dst++ = z24_unorm_to_z32_float(value >> 8);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
@@ -460,17 +522,18 @@ util_format_s8_uscaled_z24_unorm_pack_z_float(uint8_t *dst_row, unsigned dst_str
unsigned x, y;
for(y = 0; y < height; ++y) {
const float *src = src_row;
- uint8_t *dst = dst_row;
+ uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
- uint32_t value;
- value = ((uint32_t)CLAMP(src[1], 0, 255)) & 0xff;
- value = ((uint32_t)(*src * (double)0xffffff)) << 8;
+ uint32_t value = *dst;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- *(uint32_t *)dst = value;
- src += 1;
- dst += 4;
+ 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);
@@ -485,19 +548,13 @@ util_format_s8_uscaled_z24_unorm_unpack_z_32unorm(uint32_t *dst_row, unsigned ds
unsigned x, y;
for(y = 0; y < height; ++y) {
uint32_t *dst = dst_row;
- const uint8_t *src = src_row;
+ const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
- uint32_t value = *(const uint32_t *)src;
- uint32_t s;
- uint32_t z;
+ uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- s = (value) & 0xff;
- z = value >> 8;
- dst[0] = (uint32_t)(((uint64_t)z) * 0xffffffff / 0xffffff);
- src += 4;
- dst += 1;
+ *dst++ = z24_unorm_to_z32_unorm(value >> 8);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
@@ -512,17 +569,18 @@ util_format_s8_uscaled_z24_unorm_pack_z_32unorm(uint8_t *dst_row, unsigned dst_s
unsigned x, y;
for(y = 0; y < height; ++y) {
const uint32_t *src = src_row;
- uint8_t *dst = dst_row;
+ uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
- uint32_t value;
- value = ((uint32_t)(((uint64_t)src[1]) * 0x1 / 0xffffffff)) & 0xff;
- value = ((uint32_t)(*src >> 8)) << 8;
+ uint32_t value = *dst;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- *(uint32_t *)dst = value;
- src += 1;
- dst += 4;
+ 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);
@@ -537,19 +595,13 @@ util_format_s8_uscaled_z24_unorm_unpack_s_8uscaled(uint8_t *dst_row, unsigned ds
unsigned x, y;
for(y = 0; y < height; ++y) {
uint8_t *dst = dst_row;
- const uint8_t *src = src_row;
+ const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
- uint32_t value = *(const uint32_t *)src;
- uint32_t s;
- uint32_t z;
+ uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- s = (value) & 0xff;
- z = value >> 8;
- dst[1] = s;
- src += 4;
- dst += 1;
+ *dst++ = value & 0xff;
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
@@ -564,17 +616,18 @@ util_format_s8_uscaled_z24_unorm_pack_s_8uscaled(uint8_t *dst_row, unsigned dst_
unsigned x, y;
for(y = 0; y < height; ++y) {
const uint8_t *src = src_row;
- uint8_t *dst = dst_row;
+ uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
- uint32_t value;
- value = (src[1]) & 0xff;
- value = ((uint32_t)(((uint32_t)MIN2(*src, 1)) * 0xffffff / 0x1)) << 8;
+ uint32_t value = *dst;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- *(uint32_t *)dst = value;
- src += 1;
- dst += 4;
+ 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);
@@ -589,17 +642,13 @@ util_format_z24x8_unorm_unpack_z_float(float *dst_row, unsigned dst_stride,
unsigned x, y;
for(y = 0; y < height; ++y) {
float *dst = dst_row;
- const uint8_t *src = src_row;
+ const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
- uint32_t value = *(const uint32_t *)src;
- uint32_t z;
+ uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- z = (value) & 0xffffff;
- dst[0] = (float)(z * (1.0/0xffffff));
- src += 4;
- dst += 1;
+ *dst++ = z24_unorm_to_z32_float(value & 0xffffff);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
@@ -614,16 +663,14 @@ util_format_z24x8_unorm_pack_z_float(uint8_t *dst_row, unsigned dst_stride,
unsigned x, y;
for(y = 0; y < height; ++y) {
const float *src = src_row;
- uint8_t *dst = dst_row;
+ uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
uint32_t value;
- value = ((uint32_t)(*src * (double)0xffffff)) & 0xffffff;
+ value = z32_float_to_z24_unorm(*src++);
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- *(uint32_t *)dst = value;
- src += 1;
- dst += 4;
+ *dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
@@ -638,17 +685,13 @@ util_format_z24x8_unorm_unpack_z_32unorm(uint32_t *dst_row, unsigned dst_stride,
unsigned x, y;
for(y = 0; y < height; ++y) {
uint32_t *dst = dst_row;
- const uint8_t *src = src_row;
+ const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
- uint32_t value = *(const uint32_t *)src;
- uint32_t z;
+ uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- z = (value) & 0xffffff;
- dst[0] = (uint32_t)(((uint64_t)z) * 0xffffffff / 0xffffff);
- src += 4;
- dst += 1;
+ *dst++ = z24_unorm_to_z32_unorm(value & 0xffffff);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
@@ -663,16 +706,14 @@ util_format_z24x8_unorm_pack_z_32unorm(uint8_t *dst_row, unsigned dst_stride,
unsigned x, y;
for(y = 0; y < height; ++y) {
const uint32_t *src = src_row;
- uint8_t *dst = dst_row;
+ uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
uint32_t value;
- value = ((uint32_t)(*src >> 8)) & 0xffffff;
+ value = z32_unorm_to_z24_unorm(*src++);
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- *(uint32_t *)dst = value;
- src += 1;
- dst += 4;
+ *dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
@@ -687,17 +728,13 @@ util_format_x8z24_unorm_unpack_z_float(float *dst_row, unsigned dst_stride,
unsigned x, y;
for(y = 0; y < height; ++y) {
float *dst = dst_row;
- const uint8_t *src = src_row;
+ const uint32_t *src = (uint32_t *)src_row;
for(x = 0; x < width; ++x) {
- uint32_t value = *(const uint32_t *)src;
- uint32_t z;
+ uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- z = value >> 8;
- dst[0] = (float)(z * (1.0/0xffffff));
- src += 4;
- dst += 1;
+ *dst++ = z24_unorm_to_z32_float(value >> 8);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
@@ -712,16 +749,14 @@ util_format_x8z24_unorm_pack_z_float(uint8_t *dst_row, unsigned dst_stride,
unsigned x, y;
for(y = 0; y < height; ++y) {
const float *src = src_row;
- uint8_t *dst = dst_row;
+ uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
uint32_t value;
- value = ((uint32_t)(*src * (double)0xffffff)) << 8;
+ value = z32_float_to_z24_unorm(*src++) << 8;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- *(uint32_t *)dst = value;
- src += 1;
- dst += 4;
+ *dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
@@ -736,17 +771,13 @@ util_format_x8z24_unorm_unpack_z_32unorm(uint32_t *dst_row, unsigned dst_stride,
unsigned x, y;
for(y = 0; y < height; ++y) {
uint32_t *dst = dst_row;
- const uint8_t *src = src_row;
+ const uint32_t *src = (const uint32_t *)src_row;
for(x = 0; x < width; ++x) {
- uint32_t value = *(const uint32_t *)src;
- uint32_t z;
+ uint32_t value = *src++;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- z = value >> 8;
- dst[0] = (uint32_t)(((uint64_t)z) * 0xffffffff / 0xffffff);
- src += 4;
- dst += 1;
+ *dst++ = z24_unorm_to_z32_unorm(value >> 8);
}
src_row += src_stride/sizeof(*src_row);
dst_row += dst_stride/sizeof(*dst_row);
@@ -761,16 +792,14 @@ util_format_x8z24_unorm_pack_z_32unorm(uint8_t *dst_row, unsigned dst_stride,
unsigned x, y;
for(y = 0; y < height; ++y) {
const uint32_t *src = src_row;
- uint8_t *dst = dst_row;
+ uint32_t *dst = (uint32_t *)dst_row;
for(x = 0; x < width; ++x) {
uint32_t value;
- value = ((uint32_t)(*src >> 8)) << 8;
+ value = z32_unorm_to_z24_unorm(*src++) << 8;
#ifdef PIPE_ARCH_BIG_ENDIAN
value = util_bswap32(value);
#endif
- *(uint32_t *)dst = value;
- src += 1;
- dst += 4;
+ *dst++ = value;
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
@@ -825,7 +854,7 @@ util_format_z32_float_s8x24_uscaled_unpack_z_32unorm(uint32_t *dst_row, unsigned
uint32_t *dst = dst_row;
const float *src = (const float *)src_row;
for(x = 0; x < width; ++x) {
- *dst = (uint32_t)(*src * (double)0xffffffff);
+ *dst = z32_float_to_z32_unorm(*src);
src += 2;
dst += 1;
}
@@ -844,9 +873,7 @@ util_format_z32_float_s8x24_uscaled_pack_z_32unorm(uint8_t *dst_row, unsigned ds
const uint32_t *src = src_row;
float *dst = (float *)dst_row;
for(x = 0; x < width; ++x) {
- *dst = (float)(*src * (1.0/0xffffffff));
- src += 2;
- dst += 1;
+ *dst++ = z32_unorm_to_z32_float(*src++);
}
dst_row += dst_stride/sizeof(*dst_row);
src_row += src_stride/sizeof(*src_row);
generated by cgit v1.2.3 (git 2.51.0) at 2025-10-31 23:22:28 +0000