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https://github.com/sheumann/VNCviewGS.git
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Statically allocate space for color tables in an assembly file.
This is a prelude to rewriting the raw decoding logic in more efficient assembly code.
This commit is contained in:
parent
b9699111da
commit
b8bdc81eda
@ -2,10 +2,7 @@
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#include <types.h>
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#include <stdlib.h>
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unsigned char *bigcoltab640a = NULL;
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unsigned char *bigcoltab640b = NULL;
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unsigned char *bigcoltab320 = NULL;
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#include "colortables.h"
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const unsigned char coltab320[] = {
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/* bbgggrrr - incoming pixel data */
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@ -81,18 +78,6 @@ const unsigned char coltab640[] = {
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/* 11111 */ 0xAA,0xAA,0xAA,0xAA,0xFF,0xFF,0xFF,0xFF
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};
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BOOLEAN AllocateBigColorTables (void)
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{
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bigcoltab640a = malloc(65536);
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bigcoltab640b = malloc(65536);
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bigcoltab320 = malloc(65536);
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if (bigcoltab640a==NULL || bigcoltab640b==NULL || bigcoltab320==NULL)
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return FALSE;
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return TRUE;
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}
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/* iters = number of iterations to do (must be > 0) */
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BOOLEAN MakeBigColorTables (unsigned int iters)
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{
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@ -5,5 +5,4 @@ extern unsigned char *bigcoltab640a;
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extern unsigned char *bigcoltab640b;
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extern unsigned char *bigcoltab320;
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BOOLEAN AllocateBigColorTables(void);
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BOOLEAN MakeBigColorTables(unsigned int);
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12
make
12
make
@ -26,6 +26,16 @@ for file in vncview vncsession vncdisplay colortables \
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end
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end
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for file in tables
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unset exit
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newer {file}.a {file}.asm
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if {status} != 0
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set exit on
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assemble {file}.asm keep={file}
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set link true
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end
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end
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unset exit
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newer vncview.rezfork vncview.rez
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if {status} != 0
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@ -35,7 +45,7 @@ if {status} != 0
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end
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if {link} == true
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link vncview vncsession vncdisplay colortables \
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link vncview vncsession vncdisplay colortables tables \
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desktopsize mouse keyboard copyrect raw hextile clipboard \
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keep=VNCview.GS
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filetype VNCview.GS S16 $DB03
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32
tables.asm
Normal file
32
tables.asm
Normal file
@ -0,0 +1,32 @@
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case on
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* Color tables
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* 64k each, each in its own segment
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BCT640A data COLTAB640A
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ds $10000
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end
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BCT640B data COLTAB640B
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ds $10000
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end
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BCT320 data COLTAB320
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ds $10000
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end
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* Pointers to color tables, used for accessing them from C
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* These must be in the blank load segment so they can be accessed as C globals
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* (in the small memory model).
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bigcoltab640a data
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dc i4'BCT640A'
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end
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bigcoltab640b data
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dc i4'BCT640B'
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end
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bigcoltab320 data
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dc i4'BCT320'
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end
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13
vncview.cc
13
vncview.cc
@ -355,12 +355,6 @@ void Quit (void) {
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if (readBufferHndl)
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DisposeHandle(readBufferHndl); /* Get rid of TCPIP read buffer hndl */
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if (bigcoltab320)
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free(bigcoltab320);
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if (bigcoltab640a)
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free(bigcoltab640a);
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if (bigcoltab640b)
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free(bigcoltab640b);
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if (cursor)
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free(cursor);
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@ -421,13 +415,6 @@ int main (void) {
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Quit();
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}
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if (!AllocateBigColorTables()) {
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SysBeep();
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InitCursor();
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AlertWindow(awResource, NULL, outOfMemoryError);
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Quit();
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}
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InitScreen(); /* Set up color tables */
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LoadScrap(); /* put scrap in memory */
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