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Extended -videorom <file> to also support Original //e (#574)

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This commit is contained in:
tomcw 2019-01-10 21:38:21 +00:00
parent 07a5e36eb9
commit 4d7a3323e9
3 changed files with 18 additions and 12 deletions
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4
source/NTSC.cpp
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@ -471,8 +471,8 @@ static void set_csbits()
{
case A2TYPE_APPLE2: csbits = &csbits_a2[0]; g_nVideoCharSet = 0; break;
case A2TYPE_APPLE2PLUS: csbits = &csbits_a2[0]; g_nVideoCharSet = 0; break;
case A2TYPE_APPLE2E: csbits = &csbits_2e[0]; break;
case A2TYPE_APPLE2EENHANCED:csbits = GetEnhanced2e_csbits(); break;
case A2TYPE_APPLE2E: csbits = Get2e_csbits(); break;
case A2TYPE_APPLE2EENHANCED:csbits = Get2e_csbits(); break;
case A2TYPE_PRAVETS82: csbits = &csbits_pravets82[0]; g_nVideoCharSet = 0; break; // Apple ][ clone
case A2TYPE_PRAVETS8M: csbits = &csbits_pravets8M[0]; g_nVideoCharSet = 0; break; // Apple ][ clone
case A2TYPE_PRAVETS8A: csbits = &csbits_pravets8C[0]; break; // Apple //e clone

24
source/NTSC_CharSet.cpp
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@ -26,7 +26,7 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#include "NTSC_CharSet.h"
unsigned char csbits_enhanced2e[2][256][8]; // Enhanced //e (2732 4K video ROM)
static unsigned char csbits_enhanced2e_pal[2][256][8]; // PAL Enhanced //e (2764 8K video ROM - top 4K) via rocker switch under keyboard
static unsigned char csbits_2e_pal[2][256][8]; // PAL Original or Enhanced //e (2764 8K video ROM - low 4K) via rocker switch under keyboard
unsigned char csbits_2e[2][256][8]; // Original //e (no mousetext)
unsigned char csbits_a2[1][256][8]; // ][ and ][+
unsigned char csbits_pravets82[1][256][8]; // Pravets 82
@ -164,11 +164,15 @@ void userVideoRomForIIe(void)
if (size == kVideoRomSize4K)
{
userVideoRom4K(&csbits_enhanced2e[0], pVideoRom);
return;
}
else
{
userVideoRom4K(&csbits_2e_pal[0], pVideoRom);
userVideoRom4K(&csbits_enhanced2e[0], &pVideoRom[4*1024]);
}
userVideoRom4K(&csbits_enhanced2e_pal[0], pVideoRom);
userVideoRom4K(&csbits_enhanced2e[0], &pVideoRom[4*1024]);
// NB. Same *custom* US video ROM for Original & Enhanced //e
memcpy(csbits_2e, csbits_enhanced2e, sizeof(csbits_enhanced2e));
}
//-------------------------------------
@ -224,17 +228,19 @@ void make_csbits(void)
memcpy(csbits_2e, csbits_enhanced2e, sizeof(csbits_enhanced2e));
memcpy(&csbits_2e[1][64], &csbits_2e[0][64], 32*8);
// Try to use any user-provided video ROM for Enhanced //e
// Try to use any user-provided video ROM for Original/Enhanced //e
userVideoRomForIIe();
// Try to use any user-provided video ROM for II/II+
userVideoRomForIIPlus();
}
csbits_t GetEnhanced2e_csbits(void)
csbits_t Get2e_csbits(void)
{
if (IsVideoRom4K())
return csbits_enhanced2e;
const csbits_t videoRom4K = (GetApple2Type() == A2TYPE_APPLE2E) ? csbits_2e : csbits_enhanced2e;
return GetVideoRomRockerSwitch() == false ? csbits_enhanced2e : csbits_enhanced2e_pal;
if (IsVideoRom4K()) // 4K means US-only, so no secondary PAL video ROM
return videoRom4K;
return GetVideoRomRockerSwitch() == false ? videoRom4K : csbits_2e_pal; // NB. Same PAL video ROM for Original & Enhanced //e
}

2
source/NTSC_CharSet.h
View File

@ -10,4 +10,4 @@ extern unsigned char csbits_pravets8M[1][256][8]; // Pravets 8M
extern unsigned char csbits_pravets8C[2][256][8]; // Pravets 8A & 8C
void make_csbits(void);
csbits_t GetEnhanced2e_csbits(void);
csbits_t Get2e_csbits(void);