--- /dev/null
+/**************************************************************************
+ *
+ * Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
+ * Copyright (c) 2008 VMware, Inc.
+ *
+ * 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, sublicense,
+ * 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 above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * 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 NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
+ *
+ **************************************************************************/
+
+#include "u_math.h"
+#include "u_format.h"
+#include "u_format_bptc.h"
+#include "util/format_srgb.h"
+
+#define BPTC_BLOCK_DECODE
+#include "../../../mesa/main/texcompress_bptc_tmp.h"
+
+void
+util_format_bptc_rgba_unorm_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ decompress_rgba_unorm(width, height,
+ src_row, src_stride,
+ dst_row, dst_stride);
+}
+
+void
+util_format_bptc_rgba_unorm_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ compress_rgba_unorm(width, height,
+ src_row, src_stride,
+ dst_row, dst_stride);
+}
+
+void
+util_format_bptc_rgba_unorm_unpack_rgba_float(float *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ uint8_t *temp_block;
+ temp_block = malloc(width * height * 4 * sizeof(uint8_t));
+ decompress_rgba_unorm(width, height,
+ src_row, src_stride,
+ temp_block, width * 4 * sizeof(uint8_t));
+ util_format_read_4f(PIPE_FORMAT_R8G8B8A8_UNORM,
+ dst_row, dst_stride,
+ temp_block, width * 4 * sizeof(uint8_t),
+ 0, 0, width, height);
+ free((void *) temp_block);
+}
+
+void
+util_format_bptc_rgba_unorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
+ const float *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ uint8_t *temp_block;
+ temp_block = malloc(width * height * 4 * sizeof(uint8_t));
+ util_format_read_4ub(PIPE_FORMAT_R32G32B32A32_FLOAT,
+ temp_block, width * 4 * sizeof(uint8_t),
+ src_row, src_stride,
+ 0, 0, width, height);
+ compress_rgba_unorm(width, height,
+ temp_block, width * 4 * sizeof(uint8_t),
+ dst_row, dst_stride);
+ free((void *) temp_block);
+}
+
+void
+util_format_bptc_rgba_unorm_fetch_rgba_float(float *dst, const uint8_t *src,
+ unsigned width, unsigned height)
+{
+ uint8_t temp_block[4];
+
+ fetch_rgba_unorm_from_block(src + ((width * sizeof(uint8_t)) * (height / 4) + (width / 4)) * 16,
+ temp_block, (width % 4) + (height % 4) * 4);
+
+ util_format_read_4f(PIPE_FORMAT_R8G8B8A8_UNORM,
+ dst, 4 * sizeof(float),
+ temp_block, 4 * sizeof(uint8_t),
+ 0, 0, 1, 1);
+}
+
+void
+util_format_bptc_srgba_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ decompress_rgba_unorm(width, height,
+ src_row, src_stride,
+ dst_row, dst_stride);
+}
+
+void
+util_format_bptc_srgba_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ compress_rgba_unorm(width, height,
+ src_row, src_stride,
+ dst_row, dst_stride);
+}
+
+void
+util_format_bptc_srgba_unpack_rgba_float(float *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ uint8_t *temp_block;
+ temp_block = malloc(width * height * 4 * sizeof(uint8_t));
+ decompress_rgba_unorm(width, height,
+ src_row, src_stride,
+ temp_block, width * 4 * sizeof(uint8_t));
+ util_format_read_4f(PIPE_FORMAT_R8G8B8A8_SRGB,
+ dst_row, dst_stride,
+ temp_block, width * 4 * sizeof(uint8_t),
+ 0, 0, width, height);
+ free((void *) temp_block);
+}
+
+void
+util_format_bptc_srgba_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
+ const float *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ compress_rgb_float(width, height,
+ src_row, src_stride,
+ dst_row, dst_stride,
+ true);
+}
+
+void
+util_format_bptc_srgba_fetch_rgba_float(float *dst, const uint8_t *src,
+ unsigned width, unsigned height)
+{
+ uint8_t temp_block[4];
+
+ fetch_rgba_unorm_from_block(src + ((width * sizeof(uint8_t)) * (height / 4) + (width / 4)) * 16,
+ temp_block, (width % 4) + (height % 4) * 4);
+ util_format_read_4f(PIPE_FORMAT_R8G8B8A8_SRGB,
+ dst, 4 * sizeof(float),
+ temp_block, width * 4 * sizeof(uint8_t),
+ 0, 0, 1, 1);
+}
+
+void
+util_format_bptc_rgb_float_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ float *temp_block;
+ temp_block = malloc(width * height * 4 * sizeof(float));
+ decompress_rgb_float(width, height,
+ src_row, src_stride,
+ temp_block, width * 4 * sizeof(float),
+ true);
+ util_format_read_4ub(PIPE_FORMAT_R32G32B32A32_FLOAT,
+ dst_row, dst_stride,
+ temp_block, width * 4 * sizeof(float),
+ 0, 0, width, height);
+ free((void *) temp_block);
+}
+
+void
+util_format_bptc_rgb_float_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ compress_rgba_unorm(width, height,
+ src_row, src_stride,
+ dst_row, dst_stride);
+}
+
+void
+util_format_bptc_rgb_float_unpack_rgba_float(float *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ decompress_rgb_float(width, height,
+ src_row, src_stride,
+ dst_row, dst_stride,
+ true);
+}
+
+void
+util_format_bptc_rgb_float_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
+ const float *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ compress_rgb_float(width, height,
+ src_row, src_stride,
+ dst_row, dst_stride,
+ true);
+}
+
+void
+util_format_bptc_rgb_float_fetch_rgba_float(float *dst, const uint8_t *src,
+ unsigned width, unsigned height)
+{
+ fetch_rgb_float_from_block(src + ((width * sizeof(uint8_t)) * (height / 4) + (width / 4)) * 16,
+ dst, (width % 4) + (height % 4) * 4, true);
+}
+
+void
+util_format_bptc_rgb_ufloat_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ float *temp_block;
+ temp_block = malloc(width * height * 4 * sizeof(float));
+ decompress_rgb_float(width, height,
+ src_row, src_stride,
+ temp_block, width * 4 * sizeof(float),
+ false);
+ util_format_read_4ub(PIPE_FORMAT_R32G32B32A32_FLOAT,
+ dst_row, dst_stride,
+ temp_block, width * 4 * sizeof(float),
+ 0, 0, width, height);
+ free((void *) temp_block);
+}
+
+void
+util_format_bptc_rgb_ufloat_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ compress_rgba_unorm(width, height,
+ src_row, src_stride,
+ dst_row, dst_stride);
+}
+
+void
+util_format_bptc_rgb_ufloat_unpack_rgba_float(float *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ decompress_rgb_float(width, height,
+ src_row, src_stride,
+ dst_row, dst_stride,
+ false);
+}
+
+void
+util_format_bptc_rgb_ufloat_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
+ const float *src_row, unsigned src_stride,
+ unsigned width, unsigned height)
+{
+ compress_rgb_float(width, height,
+ src_row, src_stride,
+ dst_row, dst_stride,
+ false);
+}
+
+void
+util_format_bptc_rgb_ufloat_fetch_rgba_float(float *dst, const uint8_t *src,
+ unsigned width, unsigned height)
+{
+ fetch_rgb_float_from_block(src + ((width * sizeof(uint8_t)) * (height / 4) + (width / 4)) * 16,
+ dst, (width % 4) + (height % 4) * 4, false);
+}
--- /dev/null
+/**************************************************************************
+ *
+ * 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.
+ *
+ **************************************************************************/
+
+
+#ifndef U_FORMAT_BPTC_H_
+#define U_FORMAT_BPTC_H_
+
+
+#include "pipe/p_compiler.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void
+util_format_bptc_rgba_unorm_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height);
+void
+util_format_bptc_rgba_unorm_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height);
+void
+util_format_bptc_rgba_unorm_unpack_rgba_float(float *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height);
+void
+util_format_bptc_rgba_unorm_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
+ const float *src_row, unsigned src_stride,
+ unsigned width, unsigned height);
+void
+util_format_bptc_rgba_unorm_fetch_rgba_float(float *dst, const uint8_t *src,
+ unsigned width, unsigned height);
+
+void
+util_format_bptc_srgba_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height);
+void
+util_format_bptc_srgba_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height);
+void
+util_format_bptc_srgba_unpack_rgba_float(float *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height);
+void
+util_format_bptc_srgba_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
+ const float *src_row, unsigned src_stride,
+ unsigned width, unsigned height);
+void
+util_format_bptc_srgba_fetch_rgba_float(float *dst, const uint8_t *src,
+ unsigned width, unsigned height);
+
+void
+util_format_bptc_rgb_float_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height);
+void
+util_format_bptc_rgb_float_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height);
+void
+util_format_bptc_rgb_float_unpack_rgba_float(float *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height);
+void
+util_format_bptc_rgb_float_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
+ const float *src_row, unsigned src_stride,
+ unsigned width, unsigned height);
+void
+util_format_bptc_rgb_float_fetch_rgba_float(float *dst, const uint8_t *src,
+ unsigned width, unsigned height);
+
+void
+util_format_bptc_rgb_ufloat_unpack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height);
+void
+util_format_bptc_rgb_ufloat_pack_rgba_8unorm(uint8_t *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height);
+void
+util_format_bptc_rgb_ufloat_unpack_rgba_float(float *dst_row, unsigned dst_stride,
+ const uint8_t *src_row, unsigned src_stride,
+ unsigned width, unsigned height);
+void
+util_format_bptc_rgb_ufloat_pack_rgba_float(uint8_t *dst_row, unsigned dst_stride,
+ const float *src_row, unsigned src_stride,
+ unsigned width, unsigned height);
+void
+util_format_bptc_rgb_ufloat_fetch_rgba_float(float *dst, const uint8_t *src,
+ unsigned width, unsigned height);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* U_FORMAT_BPTC_H_ */
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