+void
+util_format_r11g11b10_float_unpack_rgba_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 += 1) {
+ float *dst = dst_row;
+ const uint8_t *src = src_row;
+ for(x = 0; x < width; x += 1) {
+ uint32_t value = *(const uint32_t *)src;
+#ifdef PIPE_ARCH_BIG_ENDIAN
+ value = util_bswap32(value);
+#endif
+ r11g11b10f_to_float3(value, dst);
+ dst[3] = 1; /* a */
+ src += 4;
+ dst += 4;
+ }
+ src_row += src_stride;
+ dst_row += dst_stride/sizeof(*dst_row);
+ }
+}
+
+void
+util_format_r11g11b10_float_pack_rgba_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 += 1) {
+ const float *src = src_row;
+ uint8_t *dst = dst_row;
+ for(x = 0; x < width; x += 1) {
+ uint32_t value = float3_to_r11g11b10f(src);
+#ifdef PIPE_ARCH_BIG_ENDIAN
+ value = util_bswap32(value);
+#endif
+ *(uint32_t *)dst = value;
+ src += 4;
+ dst += 4;
+ }
+ dst_row += dst_stride;
+ src_row += src_stride/sizeof(*src_row);
+ }
+}
+
+void
+util_format_r11g11b10_float_fetch_rgba_float(float *dst, const uint8_t *src,
+ unsigned i, unsigned j)
+{
+ uint32_t value = *(const uint32_t *)src;
+#ifdef PIPE_ARCH_BIG_ENDIAN
+ value = util_bswap32(value);
+#endif
+ r11g11b10f_to_float3(value, dst);
+ dst[3] = 1; /* a */
+}
+
+
+void
+util_format_r11g11b10_float_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ unsigned x, y;
+ float p[3];
+ for(y = 0; y < height; y += 1) {
+ uint8_t *dst = dst_row;
+ const uint8_t *src = src_row;
+ for(x = 0; x < width; x += 1) {
+ uint32_t value = *(const uint32_t *)src;
+#ifdef PIPE_ARCH_BIG_ENDIAN
+ value = util_bswap32(value);
+#endif
+ r11g11b10f_to_float3(value, p);
+ dst[0] = float_to_ubyte(p[0]); /* r */
+ dst[1] = float_to_ubyte(p[1]); /* g */
+ dst[2] = float_to_ubyte(p[2]); /* b */
+ dst[3] = 255; /* a */
+ src += 4;
+ dst += 4;
+ }
+ src_row += src_stride;
+ dst_row += dst_stride/sizeof(*dst_row);
+ }
+}
+
+
+void
+util_format_r11g11b10_float_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ unsigned x, y;
+ float p[3];
+ for(y = 0; y < height; y += 1) {
+ const uint8_t *src = src_row;
+ uint8_t *dst = dst_row;
+ for(x = 0; x < width; x += 1) {
+ uint32_t value;
+ p[0] = ubyte_to_float(src[0]);
+ p[1] = ubyte_to_float(src[1]);
+ p[2] = ubyte_to_float(src[2]);
+ value = float3_to_r11g11b10f(p);
+#ifdef PIPE_ARCH_BIG_ENDIAN
+ value = util_bswap32(value);
+#endif
+ *(uint32_t *)dst = value;
+ src += 4;
+ dst += 4;
+ }
+ dst_row += dst_stride;
+ src_row += src_stride/sizeof(*src_row);
+ }
+}
+
+