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https://github.com/electronicarts/CnC_Remastered_Collection
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03416d24e1
Initial commit of original Tiberian Dawn and Red Alert source code converted to build as DLLs, and compatible with the release version of Command & Conquer Remastered.
40 lines
1.5 KiB
Plaintext
40 lines
1.5 KiB
Plaintext
;
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; Copyright 2020 Electronic Arts Inc.
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;
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; TiberianDawn.DLL and RedAlert.dll and corresponding source code is free
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; software: you can redistribute it and/or modify it under the terms of
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; the GNU General Public License as published by the Free Software Foundation,
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; either version 3 of the License, or (at your option) any later version.
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; TiberianDawn.DLL and RedAlert.dll and corresponding source code is distributed
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; in the hope that it will be useful, but with permitted additional restrictions
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; under Section 7 of the GPL. See the GNU General Public License in LICENSE.TXT
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; distributed with this program. You should have received a copy of the
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; GNU General Public License along with permitted additional restrictions
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; with this program. If not, see [https://github.com/electronicarts/CnC_Remastered_Collection]>.
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;**************************************************************
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;
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; Macro to fetch the header of the next line and jump to the appropriate routine
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;
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next_line macro
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add edi,[dest_adjust_width] ;add in dest modulo
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dec edx ;line counter
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jz real_out ;return
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mov ecx,[save_ecx] ;ecx is pixel count
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mov eax,[header_pointer] ;ptr to next header byte
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mov al,[eax]
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inc [header_pointer]
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and eax,BLIT_ALL ;Make sure we dont jump to some spurious address
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; if the header is wrong then its better to draw with the wrong
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; shape routine than to die
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shl eax,2
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add eax,[ShapeJumpTableAddress] ;get the address to jump to
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jmp [dword eax] ;do the jump
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endm
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