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https://gitlab.winehq.org/wine/vkd3d.git
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demos/teapot: Add on-screen help.
This commit is contained in:
Henri Verbeet
Notes:
Henri Verbeet
2025-06-24 16:32:13 +02:00
Approved-by: Henri Verbeet (@hverbeet) Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1584
21
demos/demo.h
21
demos/demo.h
@@ -80,6 +80,16 @@
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extern const uint8_t name[]; \
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__asm__(DEMO_EMBED_ASM(DEMO_ASM_NAME(name), file))
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#if defined(__GNUC__) || defined(__clang__)
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# ifdef __MINGW_PRINTF_FORMAT
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# define DEMO_PRINTF_FUNC(fmt, args) __attribute__((format(__MINGW_PRINTF_FORMAT, fmt, args)))
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# else
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# define DEMO_PRINTF_FUNC(fmt, args) __attribute__((format(printf, fmt, args)))
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# endif
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#else
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# define DEMO_PRINTF_FUNC(fmt, args)
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#endif
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#define ARRAY_SIZE(x) (sizeof(x) / sizeof(*x))
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#define DEMO_KEY_UNKNOWN 0x0000
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@@ -90,6 +100,7 @@
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#define DEMO_KEY_DOWN 0xff54
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#define DEMO_KEY_KP_ADD 0xffab
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#define DEMO_KEY_KP_SUBTRACT 0xffad
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#define DEMO_KEY_F1 0xffbe
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struct demo_vec3
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{
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@@ -101,6 +112,16 @@ struct demo_vec4
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float x, y, z, w;
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};
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struct demo_uvec2
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{
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uint32_t x, y;
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};
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struct demo_uvec4
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{
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uint32_t x, y, z, w;
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};
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struct demo_matrix
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{
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float m[4][4];
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@@ -182,6 +182,7 @@ static demo_key demo_key_from_nsevent(id event)
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kVK_Escape = 0x35,
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kVK_ANSI_KeypadPlus = 0x45,
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kVK_ANSI_KeypadMinus = 0x4e,
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kVK_F1 = 0x7a,
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kVK_LeftArrow = 0x7b,
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kVK_RightArrow = 0x7c,
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kVK_DownArrow = 0x7d,
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@@ -202,6 +203,7 @@ static demo_key demo_key_from_nsevent(id event)
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{kVK_Escape, DEMO_KEY_ESCAPE},
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{kVK_ANSI_KeypadPlus, DEMO_KEY_KP_ADD},
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{kVK_ANSI_KeypadMinus, DEMO_KEY_KP_SUBTRACT},
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{kVK_F1, DEMO_KEY_F1},
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{kVK_LeftArrow, DEMO_KEY_LEFT},
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{kVK_RightArrow, DEMO_KEY_RIGHT},
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{kVK_DownArrow, DEMO_KEY_DOWN},
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@@ -136,6 +136,7 @@ static demo_key demo_key_from_win32_vkey(DWORD vkey)
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{VK_DOWN, DEMO_KEY_DOWN},
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{VK_ADD, DEMO_KEY_KP_ADD},
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{VK_SUBTRACT, DEMO_KEY_KP_SUBTRACT},
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{VK_F1, DEMO_KEY_F1},
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};
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unsigned int i;
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145
demos/etl16-unicode.h
Normal file
145
demos/etl16-unicode.h
Normal file
@@ -0,0 +1,145 @@
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/*
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* Copyright 2025 Henri Verbeet
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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/* The glyph data is derived from etl16-unicode.bdf as found on
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* ftp://ftp.ring.gr.jp/pub/X/opengroup/contrib/fonts/etl-unicode.tar.gz
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* with the following license:
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*
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* Public domain font. Share and enjoy.
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*/
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/* Each line in etl16_unicode[] below contains the bitmap data for a single
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* 8x16 glyph, starting at ASCII 0x20 (space). Each byte corresponds to a
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* single line in the glyph.
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*
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* The BDF bitmap data is essentially the same format we're using here, so we
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* could have extracted the glyphs manually, or perhaps using a small script.
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* However, bdf2psf can do most of the work for us, by creating a PSF1 font
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* from the BDF.
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*
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* A PSF1 font has a 4 byte header, followed by at least 256 glyphs.
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* For a 8x16 font, each glyph consists of 16 bytes, one byte for each row.
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*
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* We're not interested in control characters or extended ASCII, so we skip
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* the first 0x4 (header) + 0x20 (control characters) * 0x10 = 516 bytes, and
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* extract the next (0x80 - 0x20) * 0x10 = 1536 bytes:
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*
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* bdf2psf etl16-unicode.bdf standard.equivalents ascii.set 256 /dev/stdout | xxd -i -c 16 -s 516 -l 1536
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*
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* and we're done.
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*/
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static const uint8_t etl16_unicode[] =
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{
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x00, 0x08, 0x08, 0x00, 0x00,
|
||||
0x00, 0x00, 0x66, 0x22, 0x22, 0x44, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x12, 0x12, 0x12, 0x7e, 0x24, 0x24, 0x7e, 0x48, 0x48, 0x48, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x08, 0x3e, 0x49, 0x48, 0x38, 0x0e, 0x09, 0x49, 0x3e, 0x08, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x31, 0x4a, 0x4a, 0x34, 0x08, 0x08, 0x16, 0x29, 0x29, 0x46, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x1c, 0x22, 0x22, 0x22, 0x1c, 0x39, 0x45, 0x42, 0x46, 0x39, 0x00, 0x00,
|
||||
0x00, 0x00, 0x18, 0x08, 0x08, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x04, 0x08, 0x08, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x08, 0x08, 0x04, 0x00,
|
||||
0x00, 0x00, 0x00, 0x20, 0x10, 0x10, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x10, 0x10, 0x20, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x49, 0x2a, 0x1c, 0x2a, 0x49, 0x08, 0x00, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x08, 0x08, 0x7f, 0x08, 0x08, 0x08, 0x00, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x08, 0x08, 0x10,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x18, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x02, 0x02, 0x04, 0x08, 0x08, 0x10, 0x10, 0x20, 0x40, 0x40, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x18, 0x24, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x24, 0x18, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x08, 0x18, 0x28, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x3e, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x3c, 0x42, 0x42, 0x02, 0x0c, 0x10, 0x20, 0x40, 0x40, 0x7e, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x3c, 0x42, 0x42, 0x02, 0x1c, 0x02, 0x02, 0x42, 0x42, 0x3c, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x04, 0x0c, 0x14, 0x24, 0x44, 0x44, 0x7e, 0x04, 0x04, 0x04, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x7e, 0x40, 0x40, 0x40, 0x7c, 0x02, 0x02, 0x02, 0x42, 0x3c, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x1c, 0x20, 0x40, 0x40, 0x7c, 0x42, 0x42, 0x42, 0x42, 0x3c, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x7e, 0x02, 0x02, 0x04, 0x04, 0x04, 0x08, 0x08, 0x08, 0x08, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x3c, 0x42, 0x42, 0x42, 0x3c, 0x42, 0x42, 0x42, 0x42, 0x3c, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x3c, 0x42, 0x42, 0x42, 0x3e, 0x02, 0x02, 0x02, 0x04, 0x38, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x18, 0x00, 0x00, 0x00, 0x18, 0x18, 0x00, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x18, 0x00, 0x00, 0x00, 0x18, 0x08, 0x08, 0x10, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x04, 0x08, 0x10, 0x20, 0x10, 0x08, 0x04, 0x02, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7e, 0x00, 0x00, 0x00, 0x7e, 0x00, 0x00, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x20, 0x10, 0x08, 0x04, 0x08, 0x10, 0x20, 0x40, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x3c, 0x42, 0x42, 0x02, 0x04, 0x08, 0x08, 0x00, 0x08, 0x08, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x1c, 0x22, 0x4a, 0x56, 0x52, 0x52, 0x52, 0x4e, 0x20, 0x1e, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x18, 0x24, 0x24, 0x42, 0x42, 0x7e, 0x42, 0x42, 0x42, 0x42, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x7c, 0x42, 0x42, 0x42, 0x7c, 0x42, 0x42, 0x42, 0x42, 0x7c, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x3c, 0x42, 0x42, 0x40, 0x40, 0x40, 0x40, 0x42, 0x42, 0x3c, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x78, 0x44, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x44, 0x78, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x7e, 0x40, 0x40, 0x40, 0x7c, 0x40, 0x40, 0x40, 0x40, 0x7e, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x7e, 0x40, 0x40, 0x40, 0x7c, 0x40, 0x40, 0x40, 0x40, 0x40, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x3c, 0x42, 0x42, 0x40, 0x40, 0x4e, 0x42, 0x42, 0x46, 0x3a, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x42, 0x42, 0x42, 0x42, 0x7e, 0x42, 0x42, 0x42, 0x42, 0x42, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x3e, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x3e, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x1f, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x44, 0x44, 0x38, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x42, 0x44, 0x48, 0x50, 0x60, 0x60, 0x50, 0x48, 0x44, 0x42, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x7e, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x42, 0x42, 0x66, 0x66, 0x5a, 0x5a, 0x42, 0x42, 0x42, 0x42, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x42, 0x62, 0x62, 0x52, 0x52, 0x4a, 0x4a, 0x46, 0x46, 0x42, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x3c, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x3c, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x7c, 0x42, 0x42, 0x42, 0x7c, 0x40, 0x40, 0x40, 0x40, 0x40, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x3c, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x5a, 0x66, 0x3c, 0x03, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x7c, 0x42, 0x42, 0x42, 0x7c, 0x48, 0x44, 0x44, 0x42, 0x42, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x3c, 0x42, 0x42, 0x40, 0x30, 0x0c, 0x02, 0x42, 0x42, 0x3c, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x7f, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x3c, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x41, 0x41, 0x41, 0x22, 0x22, 0x22, 0x14, 0x14, 0x08, 0x08, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x42, 0x42, 0x42, 0x42, 0x5a, 0x5a, 0x66, 0x66, 0x42, 0x42, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x42, 0x42, 0x24, 0x24, 0x18, 0x18, 0x24, 0x24, 0x42, 0x42, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x41, 0x41, 0x22, 0x22, 0x14, 0x08, 0x08, 0x08, 0x08, 0x08, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x7e, 0x02, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x40, 0x7e, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x0e, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x0e, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x40, 0x40, 0x20, 0x10, 0x10, 0x08, 0x08, 0x04, 0x02, 0x02, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x70, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x70, 0x00,
|
||||
0x00, 0x00, 0x18, 0x24, 0x42, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7f, 0x00,
|
||||
0x00, 0x00, 0x18, 0x10, 0x10, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3c, 0x42, 0x02, 0x3e, 0x42, 0x42, 0x46, 0x3a, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x40, 0x40, 0x40, 0x5c, 0x62, 0x42, 0x42, 0x42, 0x42, 0x62, 0x5c, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3c, 0x42, 0x40, 0x40, 0x40, 0x40, 0x42, 0x3c, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x02, 0x02, 0x02, 0x3a, 0x46, 0x42, 0x42, 0x42, 0x42, 0x46, 0x3a, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3c, 0x42, 0x42, 0x7e, 0x40, 0x40, 0x42, 0x3c, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x0c, 0x10, 0x10, 0x10, 0x7c, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x3a, 0x44, 0x44, 0x44, 0x38, 0x20, 0x3c, 0x42, 0x42, 0x3c,
|
||||
0x00, 0x00, 0x00, 0x40, 0x40, 0x40, 0x5c, 0x62, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x08, 0x08, 0x00, 0x18, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x3e, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x04, 0x04, 0x00, 0x0c, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x04, 0x48, 0x30,
|
||||
0x00, 0x00, 0x00, 0x00, 0x40, 0x40, 0x44, 0x48, 0x50, 0x60, 0x50, 0x48, 0x44, 0x42, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x18, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x3e, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x76, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x5c, 0x62, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3c, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x3c, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x5c, 0x62, 0x42, 0x42, 0x42, 0x42, 0x62, 0x5c, 0x40, 0x40,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3a, 0x46, 0x42, 0x42, 0x42, 0x42, 0x46, 0x3a, 0x02, 0x02,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x5c, 0x62, 0x42, 0x40, 0x40, 0x40, 0x40, 0x40, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3c, 0x42, 0x40, 0x30, 0x0c, 0x02, 0x42, 0x3c, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x10, 0x10, 0x7c, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x0c, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x42, 0x42, 0x42, 0x42, 0x42, 0x42, 0x46, 0x3a, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x42, 0x42, 0x42, 0x24, 0x24, 0x24, 0x18, 0x18, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x41, 0x49, 0x49, 0x49, 0x49, 0x49, 0x49, 0x36, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x42, 0x42, 0x24, 0x18, 0x18, 0x24, 0x42, 0x42, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x42, 0x42, 0x42, 0x42, 0x42, 0x26, 0x1a, 0x02, 0x02, 0x3c,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7e, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x7e, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x0c, 0x10, 0x10, 0x08, 0x08, 0x10, 0x10, 0x08, 0x08, 0x10, 0x10, 0x0c, 0x00,
|
||||
0x00, 0x00, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08, 0x08,
|
||||
0x00, 0x00, 0x00, 0x30, 0x08, 0x08, 0x10, 0x10, 0x08, 0x08, 0x10, 0x10, 0x08, 0x08, 0x30, 0x00,
|
||||
0x00, 0x00, 0x00, 0x31, 0x49, 0x46, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
||||
0xfc, 0x1b, 0x26, 0xef, 0xc8, 0xe0, 0x43, 0x20, 0x89, 0x58, 0x62, 0x5e, 0x79, 0xba, 0xee, 0x7e,
|
||||
};
|
||||
439
demos/teapot.c
439
demos/teapot.c
File diff suppressed because it is too large
Load Diff
95
demos/text.hlsl
Normal file
95
demos/text.hlsl
Normal file
@@ -0,0 +1,95 @@
|
||||
/*
|
||||
* Copyright 2025 Henri Verbeet
|
||||
*
|
||||
* This library is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU Lesser General Public
|
||||
* License as published by the Free Software Foundation; either
|
||||
* version 2.1 of the License, or (at your option) any later version.
|
||||
*
|
||||
* This library is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
* Lesser General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU Lesser General Public
|
||||
* License along with this library; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
|
||||
*/
|
||||
|
||||
cbuffer text_cb : register(b0)
|
||||
{
|
||||
uint4 screen_size;
|
||||
uint4 glyphs[96];
|
||||
};
|
||||
|
||||
Buffer<uint> text : register(t0);
|
||||
|
||||
struct text_run
|
||||
{
|
||||
float4 colour : COLOUR;
|
||||
uint2 position : POSITION;
|
||||
uint start_idx : IDX; /* The start offset of the run in the "text" Buffer. */
|
||||
uint char_count : COUNT;
|
||||
uint reverse : REVERSE;
|
||||
float scale : SCALE;
|
||||
};
|
||||
|
||||
struct ps_in
|
||||
{
|
||||
float4 position : SV_POSITION;
|
||||
float2 texcoord : TEXCOORD;
|
||||
uint start_idx : IDX; /* The start offset of the run in the "text" Buffer. */
|
||||
uint reverse : REVERSE;
|
||||
float4 colour : COLOUR;
|
||||
};
|
||||
|
||||
struct ps_in vs_main(struct text_run t, uint id : SV_VertexID)
|
||||
{
|
||||
float2 pixel, pos, size;
|
||||
struct ps_in o;
|
||||
|
||||
pixel = float2(2.0, 2.0) / float2(screen_size.x, screen_size.y);
|
||||
pos = pixel * t.position - float2(1.0, 1.0);
|
||||
size = pixel * t.scale * float2(t.char_count * 9.0, 16.0);
|
||||
|
||||
o.position.x = (id & 0x1) * size.x + pos.x;
|
||||
o.position.y = ((id >> 1) & 0x1) * size.y + pos.y;
|
||||
o.position.z = 0.0;
|
||||
o.position.w = 1.0;
|
||||
|
||||
o.texcoord.x = (id & 0x1) * t.char_count;
|
||||
o.texcoord.y = (~id >> 1) & 0x1;
|
||||
|
||||
o.start_idx = t.start_idx;
|
||||
o.reverse = t.reverse;
|
||||
o.colour = t.colour;
|
||||
|
||||
return o;
|
||||
}
|
||||
|
||||
float4 ps_main(struct ps_in i) : SV_TARGET
|
||||
{
|
||||
uint idx, glyph_id, row;
|
||||
uint4 glyph;
|
||||
uint2 texel;
|
||||
|
||||
/* We determine the current character based on the start offset and texture
|
||||
* coordinate. We then lookup the corresponding glyph in glyphs[]. */
|
||||
idx = i.start_idx + i.texcoord.x;
|
||||
glyph_id = text[idx] - 0x20;
|
||||
glyph = glyphs[glyph_id];
|
||||
|
||||
/* Find the row within the glyph bitmap, and then the pixel within that row.
|
||||
* Note that we apply dot stretching here; a single pixel in the source
|
||||
* glyph results in two pixels in the output. */
|
||||
texel = frac(i.texcoord.xy) * float2(9, 16);
|
||||
row = (glyph[texel.y / 4] >> (8 * (texel.y % 4))) & 0xff;
|
||||
if (!(i.reverse ^ (((row | (row << 1)) >> (8 - texel.x)) & 0x1)))
|
||||
discard;
|
||||
|
||||
/* Scan line gaps. */
|
||||
if (uint(i.position.y) & 1)
|
||||
return float4(i.colour.xyz * (screen_size.z >= 2 ? 0.5 : 0.8), 1.0);
|
||||
|
||||
return i.colour;
|
||||
}
|
||||
Reference in New Issue
Block a user