cc2c6692c0
- IB_rect -> IB_byte_data - IB_rectfloat -> IB_float_data - Rename some functions: - IMB_get_rect_len -> IMB_get_pixel_count - IMB_rect_from_float -> IMB_byte_from_float - IMB_float_from_rect_ex -> IMB_float_from_byte_ex - IMB_float_from_rect -> IMB_float_from_byte - imb_addrectImBuf -> IMB_alloc_byte_pixels - imb_freerectImBuf -> IMB_free_byte_pixels - imb_addrectfloatImBuf -> IMB_alloc_float_pixels - imb_freerectfloatImBuf -> IMB_free_float_pixels - imb_freemipmapImBuf -> IMB_free_mipmaps - imb_freerectImbuf_all -> IMB_free_all_data - Remove IB_multiview (not used at all) - Remove obsolete "module" comments in public IMB headers Pull Request: https://projects.blender.org/blender/blender/pulls/135348
87 lines
2.1 KiB
C++
87 lines
2.1 KiB
C++
/* SPDX-FileCopyrightText: 2024 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup imbuf
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*/
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#include "BLI_hash_md5.hh"
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#include "IMB_imbuf.hh"
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#include "IMB_imbuf_types.hh"
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#include "IMB_thumbs.hh" /* own include. */
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/* XXX, bad level call */
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#include "../../blenfont/BLF_api.hh"
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/* Only change if we need to update the previews in the on-disk cache. */
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#define FONT_THUMB_VERSION "1.0.1"
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ImBuf *IMB_thumb_load_font(const char *filepath, uint x, uint y)
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{
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ImBuf *ibuf = IMB_allocImBuf(x, y, 32, IB_byte_data | IB_metadata);
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/* fill with white and zero alpha */
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const float col[4] = {1.0f, 1.0f, 1.0f, 0.0f};
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IMB_rectfill(ibuf, col);
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if (!BLF_thumb_preview(filepath, ibuf->byte_buffer.data, ibuf->x, ibuf->y, ibuf->channels)) {
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IMB_freeImBuf(ibuf);
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ibuf = nullptr;
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}
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return ibuf;
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}
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bool IMB_thumb_load_font_get_hash(char *r_hash)
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{
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uchar digest[16];
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BLI_hash_md5_buffer(FONT_THUMB_VERSION, sizeof(FONT_THUMB_VERSION), digest);
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r_hash[0] = '\0';
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BLI_hash_md5_to_hexdigest(digest, r_hash);
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return true;
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}
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ImBuf *IMB_font_preview(const char *filepath, uint width, const float color[4])
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{
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int font_id = (filepath[0] != '<') ? BLF_load(filepath) : 0;
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if (font_id == -1) {
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return nullptr;
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}
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const char sample[] = "ABCDEFGH\nabcdefg123";
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BLF_buffer_col(font_id, color);
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BLF_size(font_id, 50.0f);
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BLF_enable(font_id, BLF_WORD_WRAP);
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float name_w;
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float name_h;
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BLF_width_and_height(font_id, sample, sizeof(sample), &name_w, &name_h);
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float scale = float(width) / name_w;
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BLF_size(font_id, scale * 50.0f);
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name_w *= scale;
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name_h *= scale;
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int height = int(name_h * 1.3f);
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ImBuf *ibuf = IMB_allocImBuf(width, height, 32, IB_byte_data);
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/* fill with white and zero alpha */
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const float col[4] = {1.0f, 1.0f, 1.0f, 0.0f};
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IMB_rectfill(ibuf, col);
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BLF_buffer(font_id, ibuf->float_buffer.data, ibuf->byte_buffer.data, width, height, nullptr);
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BLF_position(font_id, 0.0f, name_h * 0.8f, 0.0f);
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BLF_draw_buffer(font_id, sample, 1024);
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BLF_buffer(font_id, nullptr, nullptr, 0, 0, nullptr);
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if (font_id != 0) {
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BLF_unload_id(font_id);
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}
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return ibuf;
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}
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