iris
00cc9309cb
de6e324bdseparate emu thread10d3daf86Roms List improvements95d202f37Let's make the rom list process on a separate thread so the emulator doesnt take ages to load.fc306967fWow the ROM Header was just completely busted. Game list view works nowbad1691eefuck this shit2b59e5f46game list in progressd26417b83remappable inputs in progressac4af8106inpute72abc240update readme430139dc9Qt6 frontend3080d4d45Fix this small bug too08cd13b85Cop0 unused functions do not actually pose a threat (as per manual). They don't do anything, so shall we.61bb4fb44make idle loop detection a little more specific with where the load goesb037de4c3SAZDFsdff12e81e73eneed to figure out why n64-systemtest loops indefinitely at some address that appears to be valid (i think it's me not invalidating the cache properly)204f0e13bidle skipping seems to work!cb8bb634asdkfjlasdf58e5c89c1Fix compilation issue on my machine (no idea)24fb2898eattempting more serious idle skipping214719577Place rsp.Step inside cached interpreter. Gains about 3 more fpsbb97dcc23mmmmm920b77d38wjkhasdfjhkasdf430ccdab4it's a start...4f42a673aCached interpreter plays Mario 64. Start looking into RSP as wellc9a030787idle skipping works!5fbda03cenew idea366637abaIdle skipping... maybe?609fa2fb0Cache instructions implemented but broken lmao. Commented out for nowe140a6d12- Stop using inheritance for CPU, instead use composition. - Introduce KAIZEN_JIT_ENABLED optional define instead of relying on __aarch64__ and the like. - More cache work68e613057prep cache impl811b4d809fix clang formatfda755f7didkd5024ebbfsmall MI refactor in preparation of (eventually) implementing the RDRAM interface properly694b45341Merge commit '206dcdedf195fb320913584180edb12c7731e396' as 'external/SDL'206dcdedfSquashed 'external/SDL/' content from commit 4d17b99d0a4d16e1cb4need to update sdl848b19920Fix compilation errordb61b5299Merge commit 'e94a94559f28e49678fbcf72199a5258137b0fe9' as 'external/imgui'e94a94559Squashed 'external/imgui/' content from commit 02e9b8cac52edb3757need to update imguic1a705e86Emulate weird JALR behaviour4b4c32f4bFix exception for "unusable COP1" in 4 instructions i missed accidentally (again)df5828142Bug putting 0s in the log everywheref8b580048Make isviewer a sink to file8241e9735Fix exception for "unusable COP1" in 4 instructions i missed accidentallyb29715f20small changesd9a620bc1make use of my new small utility library0d1aa938eAdd 'external/ircolib/' from commit 'ce3cd726c8df8388d554abf8bb55d55020eb4450'e64eb40b3Fuck git git-subtree-dir: external/ircolib git-subtree-split:de6e324bde
462 lines
29 KiB
C
462 lines
29 KiB
C
/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2026 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include <stdio.h>
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/*
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Built with:
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gcc -o genchancvt build-scripts/gen_audio_channel_conversion.c -lm && ./genchancvt > src/audio/SDL_audio_channel_converters.h
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*/
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#define NUM_CHANNELS 8
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static const char *layout_names[NUM_CHANNELS] = {
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"Mono", "Stereo", "2.1", "Quad", "4.1", "5.1", "6.1", "7.1"
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};
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static const char *channel_names[NUM_CHANNELS][NUM_CHANNELS] = {
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/* mono */ { "FC" },
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/* stereo */ { "FL", "FR" },
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/* 2.1 */ { "FL", "FR", "LFE" },
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/* quad */ { "FL", "FR", "BL", "BR" },
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/* 4.1 */ { "FL", "FR", "LFE", "BL", "BR" },
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/* 5.1 */ { "FL", "FR", "FC", "LFE", "BL", "BR" },
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/* 6.1 */ { "FL", "FR", "FC", "LFE", "BC", "SL", "SR" },
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/* 7.1 */ { "FL", "FR", "FC", "LFE", "BL", "BR", "SL", "SR" },
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};
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/*
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* This table is from FAudio:
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*
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* https://raw.githubusercontent.com/FNA-XNA/FAudio/master/src/matrix_defaults.inl
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*/
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static const float channel_conversion_matrix[8][8][64] = {
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{
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/* 1 x 1 */
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{ 1.000000000f },
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/* 1 x 2 */
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{ 1.000000000f, 1.000000000f },
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/* 1 x 3 */
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{ 1.000000000f, 1.000000000f, 0.000000000f },
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/* 1 x 4 */
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{ 1.000000000f, 1.000000000f, 0.000000000f, 0.000000000f },
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/* 1 x 5 */
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{ 1.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f },
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/* 1 x 6 */
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{ 1.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f },
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/* 1 x 7 */
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{ 1.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f },
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/* 1 x 8 */
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{ 1.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f }
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},
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{
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/* 2 x 1 */
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{ 0.500000000f, 0.500000000f },
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/* 2 x 2 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 1.000000000f },
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/* 2 x 3 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f },
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/* 2 x 4 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f },
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/* 2 x 5 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f },
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/* 2 x 6 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f },
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/* 2 x 7 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f },
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/* 2 x 8 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f }
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},
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{
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/* 3 x 1 */
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{ 0.333333343f, 0.333333343f, 0.333333343f },
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/* 3 x 2 */
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{ 0.800000012f, 0.000000000f, 0.200000003f, 0.000000000f, 0.800000012f, 0.200000003f },
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/* 3 x 3 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f },
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/* 3 x 4 */
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{ 0.888888896f, 0.000000000f, 0.111111112f, 0.000000000f, 0.888888896f, 0.111111112f, 0.000000000f, 0.000000000f, 0.111111112f, 0.000000000f, 0.000000000f, 0.111111112f },
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/* 3 x 5 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f },
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/* 3 x 6 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f },
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/* 3 x 7 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f },
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/* 3 x 8 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f }
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},
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{
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/* 4 x 1 */
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{ 0.250000000f, 0.250000000f, 0.250000000f, 0.250000000f },
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/* 4 x 2 */
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{ 0.421000004f, 0.000000000f, 0.358999997f, 0.219999999f, 0.000000000f, 0.421000004f, 0.219999999f, 0.358999997f },
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/* 4 x 3 */
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{ 0.421000004f, 0.000000000f, 0.358999997f, 0.219999999f, 0.000000000f, 0.421000004f, 0.219999999f, 0.358999997f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f },
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/* 4 x 4 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f },
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/* 4 x 5 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f },
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/* 4 x 6 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f },
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/* 4 x 7 */
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{ 0.939999998f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.939999998f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.500000000f, 0.500000000f, 0.000000000f, 0.000000000f, 0.796000004f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.796000004f },
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/* 4 x 8 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f }
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},
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{
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/* 5 x 1 */
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{ 0.200000003f, 0.200000003f, 0.200000003f, 0.200000003f, 0.200000003f },
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/* 5 x 2 */
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{ 0.374222219f, 0.000000000f, 0.111111112f, 0.319111109f, 0.195555553f, 0.000000000f, 0.374222219f, 0.111111112f, 0.195555553f, 0.319111109f },
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/* 5 x 3 */
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{ 0.421000004f, 0.000000000f, 0.000000000f, 0.358999997f, 0.219999999f, 0.000000000f, 0.421000004f, 0.000000000f, 0.219999999f, 0.358999997f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f },
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/* 5 x 4 */
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{ 0.941176474f, 0.000000000f, 0.058823530f, 0.000000000f, 0.000000000f, 0.000000000f, 0.941176474f, 0.058823530f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.058823530f, 0.941176474f, 0.000000000f, 0.000000000f, 0.000000000f, 0.058823530f, 0.000000000f, 0.941176474f },
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/* 5 x 5 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f },
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/* 5 x 6 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f },
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/* 5 x 7 */
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{ 0.939999998f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.939999998f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.500000000f, 0.500000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.796000004f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.796000004f },
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/* 5 x 8 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f }
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},
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{
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/* 6 x 1 */
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{ 0.166666672f, 0.166666672f, 0.166666672f, 0.166666672f, 0.166666672f, 0.166666672f },
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/* 6 x 2 */
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{ 0.294545442f, 0.000000000f, 0.208181813f, 0.090909094f, 0.251818180f, 0.154545456f, 0.000000000f, 0.294545442f, 0.208181813f, 0.090909094f, 0.154545456f, 0.251818180f },
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/* 6 x 3 */
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{ 0.324000001f, 0.000000000f, 0.229000002f, 0.000000000f, 0.277000010f, 0.170000002f, 0.000000000f, 0.324000001f, 0.229000002f, 0.000000000f, 0.170000002f, 0.277000010f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f },
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/* 6 x 4 */
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{ 0.558095276f, 0.000000000f, 0.394285709f, 0.047619049f, 0.000000000f, 0.000000000f, 0.000000000f, 0.558095276f, 0.394285709f, 0.047619049f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.047619049f, 0.558095276f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.047619049f, 0.000000000f, 0.558095276f },
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/* 6 x 5 */
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{ 0.586000025f, 0.000000000f, 0.414000005f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.586000025f, 0.414000005f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.586000025f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.586000025f },
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/* 6 x 6 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f },
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/* 6 x 7 */
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{ 0.939999998f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.939999998f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.939999998f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.500000000f, 0.500000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.796000004f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.796000004f },
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/* 6 x 8 */
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{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f }
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},
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{
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/* 7 x 1 */
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{ 0.143142849f, 0.143142849f, 0.143142849f, 0.142857149f, 0.143142849f, 0.143142849f, 0.143142849f },
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/* 7 x 2 */
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{ 0.247384623f, 0.000000000f, 0.174461529f, 0.076923080f, 0.174461529f, 0.226153851f, 0.100615382f, 0.000000000f, 0.247384623f, 0.174461529f, 0.076923080f, 0.174461529f, 0.100615382f, 0.226153851f },
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/* 7 x 3 */
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{ 0.268000007f, 0.000000000f, 0.188999996f, 0.000000000f, 0.188999996f, 0.245000005f, 0.108999997f, 0.000000000f, 0.268000007f, 0.188999996f, 0.000000000f, 0.188999996f, 0.108999997f, 0.245000005f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f },
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/* 7 x 4 */
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|
{ 0.463679999f, 0.000000000f, 0.327360004f, 0.040000003f, 0.000000000f, 0.168960005f, 0.000000000f, 0.000000000f, 0.463679999f, 0.327360004f, 0.040000003f, 0.000000000f, 0.000000000f, 0.168960005f, 0.000000000f, 0.000000000f, 0.000000000f, 0.040000003f, 0.327360004f, 0.431039989f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.040000003f, 0.327360004f, 0.000000000f, 0.431039989f },
|
|
/* 7 x 5 */
|
|
{ 0.483000010f, 0.000000000f, 0.340999991f, 0.000000000f, 0.000000000f, 0.175999999f, 0.000000000f, 0.000000000f, 0.483000010f, 0.340999991f, 0.000000000f, 0.000000000f, 0.000000000f, 0.175999999f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.340999991f, 0.449000001f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.340999991f, 0.000000000f, 0.449000001f },
|
|
/* 7 x 6 */
|
|
{ 0.611000001f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.223000005f, 0.000000000f, 0.000000000f, 0.611000001f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.223000005f, 0.000000000f, 0.000000000f, 0.611000001f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.432000011f, 0.568000019f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.432000011f, 0.000000000f, 0.568000019f },
|
|
/* 7 x 7 */
|
|
{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f },
|
|
/* 7 x 8 */
|
|
{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.707000017f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.707000017f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f }
|
|
},
|
|
{
|
|
/* 8 x 1 */
|
|
{ 0.125125006f, 0.125125006f, 0.125125006f, 0.125000000f, 0.125125006f, 0.125125006f, 0.125125006f, 0.125125006f },
|
|
/* 8 x 2 */
|
|
{ 0.211866662f, 0.000000000f, 0.150266662f, 0.066666670f, 0.181066677f, 0.111066669f, 0.194133341f, 0.085866667f, 0.000000000f, 0.211866662f, 0.150266662f, 0.066666670f, 0.111066669f, 0.181066677f, 0.085866667f, 0.194133341f },
|
|
/* 8 x 3 */
|
|
{ 0.226999998f, 0.000000000f, 0.160999998f, 0.000000000f, 0.194000006f, 0.119000003f, 0.208000004f, 0.092000000f, 0.000000000f, 0.226999998f, 0.160999998f, 0.000000000f, 0.119000003f, 0.194000006f, 0.092000000f, 0.208000004f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f },
|
|
/* 8 x 4 */
|
|
{ 0.466344833f, 0.000000000f, 0.329241365f, 0.034482758f, 0.000000000f, 0.000000000f, 0.169931039f, 0.000000000f, 0.000000000f, 0.466344833f, 0.329241365f, 0.034482758f, 0.000000000f, 0.000000000f, 0.000000000f, 0.169931039f, 0.000000000f, 0.000000000f, 0.000000000f, 0.034482758f, 0.466344833f, 0.000000000f, 0.433517247f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.034482758f, 0.000000000f, 0.466344833f, 0.000000000f, 0.433517247f },
|
|
/* 8 x 5 */
|
|
{ 0.483000010f, 0.000000000f, 0.340999991f, 0.000000000f, 0.000000000f, 0.000000000f, 0.175999999f, 0.000000000f, 0.000000000f, 0.483000010f, 0.340999991f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.175999999f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.483000010f, 0.000000000f, 0.449000001f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.483000010f, 0.000000000f, 0.449000001f },
|
|
/* 8 x 6 */
|
|
{ 0.518000007f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.188999996f, 0.000000000f, 0.000000000f, 0.518000007f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.188999996f, 0.000000000f, 0.000000000f, 0.518000007f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.518000007f, 0.000000000f, 0.481999993f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.518000007f, 0.000000000f, 0.481999993f },
|
|
/* 8 x 7 */
|
|
{ 0.541000009f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.541000009f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.541000009f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.287999988f, 0.287999988f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.458999991f, 0.000000000f, 0.541000009f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.458999991f, 0.000000000f, 0.541000009f },
|
|
/* 8 x 8 */
|
|
{ 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 0.000000000f, 1.000000000f }
|
|
}
|
|
};
|
|
|
|
static char *remove_dots(const char *str) /* this is NOT robust. */
|
|
{
|
|
static char retval1[32];
|
|
static char retval2[32];
|
|
static int idx = 0;
|
|
char *retval = (idx++ & 1) ? retval1 : retval2;
|
|
char *ptr = retval;
|
|
while (*str) {
|
|
if (*str != '.') {
|
|
*(ptr++) = *str;
|
|
}
|
|
str++;
|
|
}
|
|
*ptr = '\0';
|
|
return retval;
|
|
}
|
|
|
|
static char *lowercase(const char *str) /* this is NOT robust. */
|
|
{
|
|
static char retval1[32];
|
|
static char retval2[32];
|
|
static int idx = 0;
|
|
char *retval = (idx++ & 1) ? retval1 : retval2;
|
|
char *ptr = retval;
|
|
while (*str) {
|
|
const char ch = *(str++);
|
|
*(ptr++) = ((ch >= 'A') && (ch <= 'Z')) ? (ch - ('A' - 'a')) : ch;
|
|
}
|
|
*ptr = '\0';
|
|
return retval;
|
|
}
|
|
|
|
static void write_converter(const int fromchans, const int tochans)
|
|
{
|
|
const char *fromstr = layout_names[fromchans-1];
|
|
const char *tostr = layout_names[tochans-1];
|
|
const float *cvtmatrix = channel_conversion_matrix[fromchans-1][tochans-1];
|
|
const float *fptr;
|
|
const int convert_backwards = (tochans > fromchans);
|
|
int input_channel_used[NUM_CHANNELS];
|
|
int i, j;
|
|
|
|
if (tochans == fromchans) {
|
|
return; /* nothing to convert, don't generate a converter. */
|
|
}
|
|
|
|
for (i = 0; i < fromchans; i++) {
|
|
input_channel_used[i] = 0;
|
|
}
|
|
|
|
fptr = cvtmatrix;
|
|
for (j = 0; j < tochans; j++) {
|
|
for (i = 0; i < fromchans; i++) {
|
|
#if 0
|
|
printf("to=%d, from=%d, coeff=%f\n", j, i, *fptr);
|
|
#endif
|
|
if (*(fptr++) != 0.0f) {
|
|
input_channel_used[i]++;
|
|
}
|
|
}
|
|
}
|
|
|
|
printf("static void SDL_Convert%sTo%s(float *dst, const float *src, int num_frames)\n{\n", remove_dots(fromstr), remove_dots(tostr));
|
|
|
|
printf(" int i;\n"
|
|
"\n"
|
|
" LOG_DEBUG_AUDIO_CONVERT(\"%s\", \"%s\");\n"
|
|
"\n", lowercase(fromstr), lowercase(tostr));
|
|
|
|
if (convert_backwards) { /* must convert backwards when growing the output in-place. */
|
|
printf(" // convert backwards, since output is growing in-place.\n");
|
|
printf(" src += (num_frames-1)");
|
|
if (fromchans != 1) {
|
|
printf(" * %d", fromchans);
|
|
}
|
|
printf(";\n");
|
|
|
|
printf(" dst += (num_frames-1)");
|
|
if (tochans != 1) {
|
|
printf(" * %d", tochans);
|
|
}
|
|
printf(";\n");
|
|
printf(" for (i = num_frames; i; i--, ");
|
|
if (fromchans == 1) {
|
|
printf("src--");
|
|
} else {
|
|
printf("src -= %d", fromchans);
|
|
}
|
|
printf(", ");
|
|
if (tochans == 1) {
|
|
printf("dst--");
|
|
} else {
|
|
printf("dst -= %d", tochans);
|
|
}
|
|
printf(") {\n");
|
|
fptr = cvtmatrix;
|
|
for (i = 0; i < fromchans; i++) {
|
|
if (input_channel_used[i] > 1) { /* don't read it from src more than once. */
|
|
printf(" const float src%s = src[%d];\n", channel_names[fromchans-1][i], i);
|
|
}
|
|
}
|
|
|
|
for (j = tochans - 1; j >= 0; j--) {
|
|
int has_input = 0;
|
|
fptr = cvtmatrix + (fromchans * j);
|
|
printf(" dst[%d] /* %s */ =", j, channel_names[tochans-1][j]);
|
|
for (i = fromchans - 1; i >= 0; i--) {
|
|
const float coefficient = fptr[i];
|
|
char srcname[32];
|
|
if (coefficient == 0.0f) {
|
|
continue;
|
|
} else if (input_channel_used[i] > 1) {
|
|
snprintf(srcname, sizeof (srcname), "src%s", channel_names[fromchans-1][i]);
|
|
} else {
|
|
snprintf(srcname, sizeof (srcname), "src[%d]", i);
|
|
}
|
|
|
|
if (has_input) {
|
|
printf(" +");
|
|
}
|
|
|
|
has_input = 1;
|
|
|
|
if (coefficient == 1.0f) {
|
|
printf(" %s", srcname);
|
|
} else {
|
|
printf(" (%s * %.9ff)", srcname, coefficient);
|
|
}
|
|
}
|
|
|
|
if (!has_input) {
|
|
printf(" 0.0f");
|
|
}
|
|
|
|
printf(";\n");
|
|
}
|
|
|
|
printf(" }\n");
|
|
} else {
|
|
printf(" for (i = num_frames; i; i--, ");
|
|
if (fromchans == 1) {
|
|
printf("src++");
|
|
} else {
|
|
printf("src += %d", fromchans);
|
|
}
|
|
printf(", ");
|
|
if (tochans == 1) {
|
|
printf("dst++");
|
|
} else {
|
|
printf("dst += %d", tochans);
|
|
}
|
|
printf(") {\n");
|
|
|
|
fptr = cvtmatrix;
|
|
for (i = 0; i < fromchans; i++) {
|
|
if (input_channel_used[i] > 1) { /* don't read it from src more than once. */
|
|
printf(" const float src%s = src[%d];\n", channel_names[fromchans-1][i], i);
|
|
}
|
|
}
|
|
|
|
for (j = 0; j < tochans; j++) {
|
|
int has_input = 0;
|
|
fptr = cvtmatrix + (fromchans * j);
|
|
printf(" dst[%d] /* %s */ =", j, channel_names[tochans-1][j]);
|
|
for (i = 0; i < fromchans; i++) {
|
|
const float coefficient = fptr[i];
|
|
char srcname[32];
|
|
if (coefficient == 0.0f) {
|
|
continue;
|
|
} else if (input_channel_used[i] > 1) {
|
|
snprintf(srcname, sizeof (srcname), "src%s", channel_names[fromchans-1][i]);
|
|
} else {
|
|
snprintf(srcname, sizeof (srcname), "src[%d]", i);
|
|
}
|
|
|
|
if (has_input) {
|
|
printf(" +");
|
|
}
|
|
|
|
has_input = 1;
|
|
|
|
if (coefficient == 1.0f) {
|
|
printf(" %s", srcname);
|
|
} else {
|
|
printf(" (%s * %.9ff)", srcname, coefficient);
|
|
}
|
|
}
|
|
|
|
if (!has_input) {
|
|
printf(" 0.0f");
|
|
}
|
|
|
|
printf(";\n");
|
|
}
|
|
printf(" }\n");
|
|
}
|
|
|
|
printf("\n}\n\n");
|
|
}
|
|
|
|
int main(void)
|
|
{
|
|
int ini, outi;
|
|
|
|
printf(
|
|
"/*\n"
|
|
" Simple DirectMedia Layer\n"
|
|
" Copyright (C) 1997-2026 Sam Lantinga <slouken@libsdl.org>\n"
|
|
"\n"
|
|
" This software is provided 'as-is', without any express or implied\n"
|
|
" warranty. In no event will the authors be held liable for any damages\n"
|
|
" arising from the use of this software.\n"
|
|
"\n"
|
|
" Permission is granted to anyone to use this software for any purpose,\n"
|
|
" including commercial applications, and to alter it and redistribute it\n"
|
|
" freely, subject to the following restrictions:\n"
|
|
"\n"
|
|
" 1. The origin of this software must not be misrepresented; you must not\n"
|
|
" claim that you wrote the original software. If you use this software\n"
|
|
" in a product, an acknowledgment in the product documentation would be\n"
|
|
" appreciated but is not required.\n"
|
|
" 2. Altered source versions must be plainly marked as such, and must not be\n"
|
|
" misrepresented as being the original software.\n"
|
|
" 3. This notice may not be removed or altered from any source distribution.\n"
|
|
"*/\n"
|
|
"\n"
|
|
"// DO NOT EDIT, THIS FILE WAS GENERATED BY build-scripts/gen_audio_channel_conversion.c\n"
|
|
"\n"
|
|
"\n"
|
|
"typedef void (*SDL_AudioChannelConverter)(float *dst, const float *src, int num_frames);\n"
|
|
"\n"
|
|
);
|
|
|
|
for (ini = 1; ini <= NUM_CHANNELS; ini++) {
|
|
for (outi = 1; outi <= NUM_CHANNELS; outi++) {
|
|
write_converter(ini, outi);
|
|
}
|
|
}
|
|
|
|
printf("static const SDL_AudioChannelConverter channel_converters[%d][%d] = { /* [from][to] */\n", NUM_CHANNELS, NUM_CHANNELS);
|
|
for (ini = 1; ini <= NUM_CHANNELS; ini++) {
|
|
const char *comma = "";
|
|
printf(" {");
|
|
for (outi = 1; outi <= NUM_CHANNELS; outi++) {
|
|
const char *fromstr = layout_names[ini-1];
|
|
const char *tostr = layout_names[outi-1];
|
|
if (ini == outi) {
|
|
printf("%s NULL", comma);
|
|
} else {
|
|
printf("%s SDL_Convert%sTo%s", comma, remove_dots(fromstr), remove_dots(tostr));
|
|
}
|
|
comma = ",";
|
|
}
|
|
printf(" }%s\n", (ini == NUM_CHANNELS) ? "" : ",");
|
|
}
|
|
|
|
printf("};\n\n");
|
|
|
|
return 0;
|
|
}
|