ohhhhhhhhhhh (exclude linux-extra-rootfs.img build artifact)
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/* textures.h — 裸 RGBA 纹理绘制(M2)
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*
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* 纹理由 gen_textures.py 生成(.rgba = 无头 RGBA 字节流,R,G,B,A),
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* 运行时经 FAT32 流式读入固定地址,tex_draw_scaled 双线性缩放 + alpha 混合。
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*/
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#ifndef DESHAB_TEXTURES_H
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#define DESHAB_TEXTURES_H
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#include "../UTSM/include/utsm/deshab_ui.h"
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typedef unsigned char tex_u8;
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typedef unsigned int tex_u32;
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typedef unsigned long long tex_u64;
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typedef long long tex_i64;
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/* 开始菜单 logo 缓存区(zhfont24 之后、WAPP 之前,1MB) */
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#define SMLOGO_ADDR 0x8700000ULL
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#define SMLOGO_MAX (1024u * 1024u)
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#define SMLOGO_W 216
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#define SMLOGO_H 210
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/* 启动背景(boot 屏专用,读入 PE surface 暂存区,启动期独占) */
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#define BOOTBG_W 889
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#define BOOTBG_H 500
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#define BOOTLOGO_W 157
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#define BOOTLOGO_H 157
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/* 双线性缩放绘制 RGBA 纹理(src-over alpha 混合)。
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* dim: 0..256 亮度衰减(256 = 原亮度;boot 背景用 ~150 压暗保证文字对比)。 */
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void tex_draw_scaled(du_context *ctx, const tex_u8 *rgba, int sw, int sh,
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int x, int y, int w, int h, int dim);
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#endif /* DESHAB_TEXTURES_H */
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