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ChaCha
2026-03-24 23:26:47 +01:00
parent c83f76c089
commit 92b702246d
3 changed files with 94 additions and 7 deletions
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17
glide2x/h3/glide/src/makefile.linux
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@@ -112,6 +112,8 @@ override USE_FIFO = 1
ifeq ($(USE_X86),1)
CDEFS += -DGLIDE_DISPATCH_SETUP=1 -DGLIDE_DISPATCH_DOWNLOAD=1
override USE_FIFO = 1
CDEFS += -DHAVE_XDRAWTRI_ASM=1
override USE_DRAWTRI_ASM = 1
else
CDEFS += -DGLIDE_USE_C_TRISETUP=1
endif
@@ -192,14 +194,15 @@ GLIDE_OBJECTS = \
cpuid.o \
xtexdl_def.o
ifeq ($(USE_DRAWTRI_ASM),1)
GLIDE_OBJECTS += xdrawtri.o
endif
ifeq ($(USE_X86),1)
GLIDE_OBJECTS += \
xdraw2_def.o \
xdraw3_def.o
xdraw2_def.o
ifeq ($(USE_3DNOW),1)
GLIDE_OBJECTS += \
xdraw2_3dnow.o \
xdraw3_3dnow.o \
xtexdl_3dnow.o
endif
else
@@ -267,14 +270,12 @@ cpuid.o: cpudtect.asm
$(AS) -o $@ $(ASFLAGS) $<
xdraw2_def.o: xdraw2.asm
$(AS) -o $@ $(ASFLAGS) $<
xdraw3_def.o: xdraw3.asm
$(AS) -o $@ $(ASFLAGS) $<
xdraw2_3dnow.o: xdraw2.asm
$(AS) -o $@ $(ASFLAGS) -DGL_AMD3D=1 $<
xdraw3_3dnow.o: xdraw3.asm
$(AS) -o $@ $(ASFLAGS) -DGL_AMD3D=1 $<
xtexdl_3dnow.o: xtexdl.asm
$(AS) -o $@ $(ASFLAGS) -DGL_AMD3D=1 $<
xdrawtri.o: xdrawtri.asm
$(AS) -o $@ $(ASFLAGS) $<
cpuid.lo: cpuid.o
$(CP) $< $@
@@ -288,6 +289,8 @@ xdraw3_3dnow.lo: xdraw3_3dnow.o
$(CP) $< $@
xtexdl_3dnow.lo: xtexdl_3dnow.o
$(CP) $< $@
xdrawtri.lo: xdrawtri.o
$(CP) $< $@
$(GLIDE_OBJECTS): fxinline.h fxgasm.h

38
glide2x/h3/glide/src/xdrawtri.S Normal file
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@@ -0,0 +1,38 @@
/*
* THIS SOFTWARE IS SUBJECT TO COPYRIGHT PROTECTION AND IS OFFERED ONLY
* PURSUANT TO THE 3DFX GLIDE GENERAL PUBLIC LICENSE. THERE IS NO RIGHT
* TO USE THE GLIDE TRADEMARK WITHOUT PRIOR WRITTEN PERMISSION OF 3DFX
* INTERACTIVE, INC. A COPY OF THIS LICENSE MAY BE OBTAINED FROM THE
* DISTRIBUTOR OR BY CONTACTING 3DFX INTERACTIVE INC(info@3dfx.com).
* THIS PROGRAM IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESSED OR IMPLIED. SEE THE 3DFX GLIDE GENERAL PUBLIC LICENSE FOR A
* FULL TEXT OF THE NON-WARRANTY PROVISIONS.
*
* USE, DUPLICATION OR DISCLOSURE BY THE GOVERNMENT IS SUBJECT TO
* RESTRICTIONS AS SET FORTH IN SUBDIVISION (C)(1)(II) OF THE RIGHTS IN
* TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 252.227-7013,
* AND/OR IN SIMILAR OR SUCCESSOR CLAUSES IN THE FAR, DOD OR NASA FAR
* SUPPLEMENT. UNPUBLISHED RIGHTS RESERVED UNDER THE COPYRIGHT LAWS OF
* THE UNITED STATES.
*
* COPYRIGHT 3DFX INTERACTIVE, INC. 1999, ALL RIGHTS RESERVED
*/
/* Adapted from gdraw.c:grDrawTriangle() for gas */
#include "fxgasm.h"
.extern _GlideRoot
.text
.p2align 4,,15
.globl grDrawTriangle
.type grDrawTriangle,@function
grDrawTriangle:
/*movl (_GlideRoot+curGC),%edx
movl kTriProcOffset(%edx),%eax*/
movl (_GlideRoot + curGC),%eax
jmp *kTriProcOffset(%eax)
.p2align 4,,15

46
glide2x/h3/glide/src/xdrawtri.asm Normal file
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@@ -0,0 +1,46 @@
;; THIS SOFTWARE IS SUBJECT TO COPYRIGHT PROTECTION AND IS OFFERED ONLY
;; PURSUANT TO THE 3DFX GLIDE GENERAL PUBLIC LICENSE. THERE IS NO RIGHT
;; TO USE THE GLIDE TRADEMARK WITHOUT PRIOR WRITTEN PERMISSION OF 3DFX
;; INTERACTIVE, INC. A COPY OF THIS LICENSE MAY BE OBTAINED FROM THE
;; DISTRIBUTOR OR BY CONTACTING 3DFX INTERACTIVE INC(info@3dfx.com).
;; THIS PROGRAM IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER
;; EXPRESSED OR IMPLIED. SEE THE 3DFX GLIDE GENERAL PUBLIC LICENSE FOR A
;; FULL TEXT OF THE NON-WARRANTY PROVISIONS.
;;
;; USE, DUPLICATION OR DISCLOSURE BY THE GOVERNMENT IS SUBJECT TO
;; RESTRICTIONS AS SET FORTH IN SUBDIVISION (C)(1)(II) OF THE RIGHTS IN
;; TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 252.227-7013,
;; AND/OR IN SIMILAR OR SUCCESSOR CLAUSES IN THE FAR, DOD OR NASA FAR
;; SUPPLEMENT. UNPUBLISHED RIGHTS RESERVED UNDER THE COPYRIGHT LAWS OF
;; THE UNITED STATES.
;;
;; COPYRIGHT 3DFX INTERACTIVE, INC. 1999, ALL RIGHTS RESERVED
;; Adapted from gdraw.c:grDrawTriangle() for nasm
%include "xos.inc"
%include "fxgasm.h"
extrn _GlideRoot
segment SEG_TEXT
align 16
proc grDrawTriangle, 12
;;mov edx, dword [_GlideRoot+curGC]
;;mov eax, dword [edx+kTriProcOffset]
mov eax, dword [_GlideRoot+curGC]
jmp [eax + kTriProcOffset]
endp
align 16
%if XOS == XOS_WIN32
%ifdef __MINGW32__
; GNU LD fails with '_' prefix
export grDrawTriangle@12
%else
export _grDrawTriangle@12
%endif
%endif ; _WIN32