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added readVRAMAddress() to VDP platforms

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This commit is contained in:
Steven Hugg 2019-08-06 18:16:54 -04:00
parent fcc979f13f
commit f87ff47a35
4 changed files with 66 additions and 0 deletions
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57
presets/sms-sms-libcv/mode4test.c Normal file
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@ -0,0 +1,57 @@
#include <cv.h>
#include <cvu.h>
#define PATTERN 0x0000 // 256*8 = 2048 bytes
#define IMAGE 0x0800 // 32*24 = 768 bytes
#define COLOR 0x0b00 // 32 bytes
#define SPRITE_PATTERNS 0x3800 // 32*32 = 1024 bytes
#define SPRITES 0x3c00 // 4*32 = 128 bytes
const char PALETTE[32] = {
0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8,
0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18,
0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28,
0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38,
};
/*{w:8,h:8,bpp:1,count:1,brev:1,np:4,pofs:1,sl:4}*/
const char PATTERNS[32] = {
0x1, 0x2, 0x3, 0x4,
0x5, 0x6, 0x7, 0x8,
0xff, 0xff, 0xff, 0xff,
0x55, 0x66, 0x77, 0xff,
0xc0, 0xc0, 0xc0, 0xc0,
0x5, 0x6, 0x7, 0x8,
0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0,
};
void setup_graphics() {
cv_set_screen_mode(CV_SCREENMODE_4);
/*
cv_set_colors(0x2, 0x5);
cv_set_character_pattern_t(PATTERN | 0x3000);
cv_set_image_table(IMAGE | 0x400);
cv_set_color_table(COLOR | 0xfff);
cv_set_sprite_pattern_table(SPRITE_PATTERNS | 0x1800);
cv_set_sprite_attribute_table(SPRITES);
*/
cvu_memtovmemcpy(PATTERN, PATTERNS, 32);
cvu_memtocmemcpy(0xc000, PALETTE, 32);
}
void show_text() {
cvu_vmemset(IMAGE, 0, 32*24);
cvu_memtovmemcpy(IMAGE + 1, "Hello Professor Falken", 22);
}
void main() {
char i=0;
setup_graphics();
show_text();
cv_set_screen_active(true);
while (1) {
// cvu_vmemset(COLOR, i++, 8); // set color for chars 0-63
}
}

3
src/platform/coleco.ts
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@ -187,6 +187,9 @@ class ColecoVisionPlatform extends BasicZ80ScanlinePlatform implements Platform
vdpStateToLongString(ppu) {
return this.vdp.getRegsString();
}
readVRAMAddress(a : number) : number {
return this.vdp.ram[a & 0x3fff];
}
}
var COLECO_BIOS_LZG = `

3
src/platform/msx.ts
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@ -184,6 +184,9 @@ class MSXPlatform extends BasicZ80ScanlinePlatform implements Platform {
vdpStateToLongString(ppu) {
return this.vdp.getRegsString();
}
readVRAMAddress(a : number) : number {
return this.vdp.ram[a & 0x3fff];
}
}
///

3
src/platform/sms.ts
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@ -171,6 +171,9 @@ class SG1000Platform extends BasicZ80ScanlinePlatform implements Platform {
vdpStateToLongString(ppu) {
return this.vdp.getRegsString();
}
readVRAMAddress(a : number) : number {
return this.vdp.ram[a & 0x3fff];
}
}
///