clang format in src/video (#2654)
This commit is contained in:
Jasmine Iwanek
GitHub
@@ -35,400 +35,350 @@
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#include <86box/vid_colorplus.h>
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#include <86box/vid_cga_comp.h>
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/* Bits in the colorplus control register: */
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#define COLORPLUS_PLANE_SWAP 0x40 /* Swap planes at 0000h and 4000h */
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#define COLORPLUS_640x200_MODE 0x20 /* 640x200x4 mode active */
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#define COLORPLUS_320x200_MODE 0x10 /* 320x200x16 mode active */
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#define COLORPLUS_EITHER_MODE 0x30 /* Either mode active */
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#define COLORPLUS_PLANE_SWAP 0x40 /* Swap planes at 0000h and 4000h */
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#define COLORPLUS_640x200_MODE 0x20 /* 640x200x4 mode active */
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#define COLORPLUS_320x200_MODE 0x10 /* 320x200x16 mode active */
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#define COLORPLUS_EITHER_MODE 0x30 /* Either mode active */
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/* Bits in the CGA graphics mode register */
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#define CGA_GRAPHICS_MODE 0x02 /* CGA graphics mode selected? */
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#define CGA_GRAPHICS_MODE 0x02 /* CGA graphics mode selected? */
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#define CGA_RGB 0
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#define CGA_COMPOSITE 1
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#define CGA_RGB 0
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#define CGA_COMPOSITE 1
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#define COMPOSITE_OLD 0
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#define COMPOSITE_NEW 1
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video_timings_t timing_colorplus = {VIDEO_ISA, 8, 16, 32, 8, 16, 32};
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#define COMPOSITE_OLD 0
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#define COMPOSITE_NEW 1
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video_timings_t timing_colorplus = { .type = VIDEO_ISA, .write_b = 8, .write_w = 16, .write_l = 32, .read_b = 8, .read_w = 16, .read_l = 32 };
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void cga_recalctimings(cga_t *cga);
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void colorplus_out(uint16_t addr, uint8_t val, void *p)
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void
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colorplus_out(uint16_t addr, uint8_t val, void *p)
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{
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colorplus_t *colorplus = (colorplus_t *)p;
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colorplus_t *colorplus = (colorplus_t *) p;
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if (addr == 0x3DD)
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{
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colorplus->control = val & 0x70;
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}
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else
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{
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cga_out(addr, val, &colorplus->cga);
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}
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if (addr == 0x3DD) {
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colorplus->control = val & 0x70;
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} else {
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cga_out(addr, val, &colorplus->cga);
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}
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}
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uint8_t colorplus_in(uint16_t addr, void *p)
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uint8_t
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colorplus_in(uint16_t addr, void *p)
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{
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colorplus_t *colorplus = (colorplus_t *)p;
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colorplus_t *colorplus = (colorplus_t *) p;
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return cga_in(addr, &colorplus->cga);
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return cga_in(addr, &colorplus->cga);
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}
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void colorplus_write(uint32_t addr, uint8_t val, void *p)
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void
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colorplus_write(uint32_t addr, uint8_t val, void *p)
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{
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colorplus_t *colorplus = (colorplus_t *)p;
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colorplus_t *colorplus = (colorplus_t *) p;
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if ((colorplus->control & COLORPLUS_PLANE_SWAP) &&
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(colorplus->control & COLORPLUS_EITHER_MODE) &&
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(colorplus->cga.cgamode & CGA_GRAPHICS_MODE))
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{
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addr ^= 0x4000;
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}
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else if (!(colorplus->control & COLORPLUS_EITHER_MODE))
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{
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addr &= 0x3FFF;
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}
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colorplus->cga.vram[addr & 0x7fff] = val;
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if (colorplus->cga.snow_enabled)
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if ((colorplus->control & COLORPLUS_PLANE_SWAP) && (colorplus->control & COLORPLUS_EITHER_MODE) && (colorplus->cga.cgamode & CGA_GRAPHICS_MODE)) {
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addr ^= 0x4000;
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} else if (!(colorplus->control & COLORPLUS_EITHER_MODE)) {
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addr &= 0x3FFF;
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}
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colorplus->cga.vram[addr & 0x7fff] = val;
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if (colorplus->cga.snow_enabled) {
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int offset = ((timer_get_remaining_u64(&colorplus->cga.timer) / CGACONST) * 2) & 0xfc;
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colorplus->cga.charbuffer[offset] = colorplus->cga.vram[addr & 0x7fff];
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colorplus->cga.charbuffer[offset | 1] = colorplus->cga.vram[addr & 0x7fff];
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}
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cycles -= 4;
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}
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uint8_t
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colorplus_read(uint32_t addr, void *p)
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{
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colorplus_t *colorplus = (colorplus_t *) p;
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if ((colorplus->control & COLORPLUS_PLANE_SWAP) && (colorplus->control & COLORPLUS_EITHER_MODE) && (colorplus->cga.cgamode & CGA_GRAPHICS_MODE)) {
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addr ^= 0x4000;
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} else if (!(colorplus->control & COLORPLUS_EITHER_MODE)) {
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addr &= 0x3FFF;
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}
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cycles -= 4;
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if (colorplus->cga.snow_enabled) {
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int offset = ((timer_get_remaining_u64(&colorplus->cga.timer) / CGACONST) * 2) & 0xfc;
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colorplus->cga.charbuffer[offset] = colorplus->cga.vram[addr & 0x7fff];
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colorplus->cga.charbuffer[offset | 1] = colorplus->cga.vram[addr & 0x7fff];
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}
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return colorplus->cga.vram[addr & 0x7fff];
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}
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void
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colorplus_recalctimings(colorplus_t *colorplus)
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{
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cga_recalctimings(&colorplus->cga);
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}
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void
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colorplus_poll(void *p)
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{
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colorplus_t *colorplus = (colorplus_t *) p;
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int x, c;
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int oldvc;
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uint16_t dat0, dat1;
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int cols[4];
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int col;
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int oldsc;
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static const int cols16[16] = { 0x10, 0x12, 0x14, 0x16,
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0x18, 0x1A, 0x1C, 0x1E,
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0x11, 0x13, 0x15, 0x17,
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0x19, 0x1B, 0x1D, 0x1F };
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uint8_t *plane0 = colorplus->cga.vram;
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uint8_t *plane1 = colorplus->cga.vram + 0x4000;
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/* If one of the extra modes is not selected, drop down to the CGA
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* drawing code. */
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if (!((colorplus->control & COLORPLUS_EITHER_MODE) && (colorplus->cga.cgamode & CGA_GRAPHICS_MODE))) {
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cga_poll(&colorplus->cga);
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return;
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}
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if (!colorplus->cga.linepos) {
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timer_advance_u64(&colorplus->cga.timer, colorplus->cga.dispofftime);
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colorplus->cga.cgastat |= 1;
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colorplus->cga.linepos = 1;
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oldsc = colorplus->cga.sc;
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if ((colorplus->cga.crtc[8] & 3) == 3)
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colorplus->cga.sc = ((colorplus->cga.sc << 1) + colorplus->cga.oddeven) & 7;
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if (colorplus->cga.cgadispon) {
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if (colorplus->cga.displine < colorplus->cga.firstline) {
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colorplus->cga.firstline = colorplus->cga.displine;
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video_wait_for_buffer();
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}
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colorplus->cga.lastline = colorplus->cga.displine;
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/* Left / right border */
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for (c = 0; c < 8; c++) {
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buffer32->line[colorplus->cga.displine][c] = buffer32->line[colorplus->cga.displine][c + (colorplus->cga.crtc[1] << 4) + 8] = (colorplus->cga.cgacol & 15) + 16;
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}
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if (colorplus->control & COLORPLUS_320x200_MODE) {
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for (x = 0; x < colorplus->cga.crtc[1]; x++) {
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dat0 = (plane0[((colorplus->cga.ma << 1) & 0x1fff) + ((colorplus->cga.sc & 1) * 0x2000)] << 8) | plane0[((colorplus->cga.ma << 1) & 0x1fff) + ((colorplus->cga.sc & 1) * 0x2000) + 1];
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dat1 = (plane1[((colorplus->cga.ma << 1) & 0x1fff) + ((colorplus->cga.sc & 1) * 0x2000)] << 8) | plane1[((colorplus->cga.ma << 1) & 0x1fff) + ((colorplus->cga.sc & 1) * 0x2000) + 1];
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colorplus->cga.ma++;
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for (c = 0; c < 8; c++) {
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buffer32->line[colorplus->cga.displine][(x << 4) + (c << 1) + 8] = buffer32->line[colorplus->cga.displine][(x << 4) + (c << 1) + 1 + 8] = cols16[(dat0 >> 14) | ((dat1 >> 14) << 2)];
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dat0 <<= 2;
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dat1 <<= 2;
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}
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}
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} else if (colorplus->control & COLORPLUS_640x200_MODE) {
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cols[0] = (colorplus->cga.cgacol & 15) | 16;
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col = (colorplus->cga.cgacol & 16) ? 24 : 16;
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if (colorplus->cga.cgamode & 4) {
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cols[1] = col | 3;
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cols[2] = col | 4;
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cols[3] = col | 7;
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} else if (colorplus->cga.cgacol & 32) {
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cols[1] = col | 3;
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cols[2] = col | 5;
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cols[3] = col | 7;
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} else {
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cols[1] = col | 2;
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cols[2] = col | 4;
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cols[3] = col | 6;
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}
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for (x = 0; x < colorplus->cga.crtc[1]; x++) {
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dat0 = (plane0[((colorplus->cga.ma << 1) & 0x1fff) + ((colorplus->cga.sc & 1) * 0x2000)] << 8) | plane0[((colorplus->cga.ma << 1) & 0x1fff) + ((colorplus->cga.sc & 1) * 0x2000) + 1];
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dat1 = (plane1[((colorplus->cga.ma << 1) & 0x1fff) + ((colorplus->cga.sc & 1) * 0x2000)] << 8) | plane1[((colorplus->cga.ma << 1) & 0x1fff) + ((colorplus->cga.sc & 1) * 0x2000) + 1];
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colorplus->cga.ma++;
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for (c = 0; c < 16; c++) {
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buffer32->line[colorplus->cga.displine][(x << 4) + c + 8] = cols[(dat0 >> 15) | ((dat1 >> 15) << 1)];
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dat0 <<= 1;
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dat1 <<= 1;
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}
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}
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}
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} else /* Top / bottom border */
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{
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int offset = ((timer_get_remaining_u64(&colorplus->cga.timer) / CGACONST) * 2) & 0xfc;
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colorplus->cga.charbuffer[offset] = colorplus->cga.vram[addr & 0x7fff];
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colorplus->cga.charbuffer[offset | 1] = colorplus->cga.vram[addr & 0x7fff];
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cols[0] = (colorplus->cga.cgacol & 15) + 16;
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hline(buffer32, 0, colorplus->cga.displine, (colorplus->cga.crtc[1] << 4) + 16, cols[0]);
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}
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cycles -= 4;
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}
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uint8_t colorplus_read(uint32_t addr, void *p)
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{
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colorplus_t *colorplus = (colorplus_t *)p;
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x = (colorplus->cga.crtc[1] << 4) + 16;
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if ((colorplus->control & COLORPLUS_PLANE_SWAP) &&
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(colorplus->control & COLORPLUS_EITHER_MODE) &&
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(colorplus->cga.cgamode & CGA_GRAPHICS_MODE))
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{
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addr ^= 0x4000;
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}
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else if (!(colorplus->control & COLORPLUS_EITHER_MODE))
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{
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addr &= 0x3FFF;
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}
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cycles -= 4;
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if (colorplus->cga.snow_enabled)
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{
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int offset = ((timer_get_remaining_u64(&colorplus->cga.timer) / CGACONST) * 2) & 0xfc;
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colorplus->cga.charbuffer[offset] = colorplus->cga.vram[addr & 0x7fff];
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colorplus->cga.charbuffer[offset | 1] = colorplus->cga.vram[addr & 0x7fff];
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if (colorplus->cga.composite)
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Composite_Process(colorplus->cga.cgamode, 0, x >> 2, buffer32->line[colorplus->cga.displine]);
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colorplus->cga.sc = oldsc;
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if (colorplus->cga.vc == colorplus->cga.crtc[7] && !colorplus->cga.sc)
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colorplus->cga.cgastat |= 8;
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colorplus->cga.displine++;
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if (colorplus->cga.displine >= 360)
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colorplus->cga.displine = 0;
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} else {
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timer_advance_u64(&colorplus->cga.timer, colorplus->cga.dispontime);
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colorplus->cga.linepos = 0;
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if (colorplus->cga.vsynctime) {
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colorplus->cga.vsynctime--;
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if (!colorplus->cga.vsynctime)
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colorplus->cga.cgastat &= ~8;
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}
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return colorplus->cga.vram[addr & 0x7fff];
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}
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void colorplus_recalctimings(colorplus_t *colorplus)
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{
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cga_recalctimings(&colorplus->cga);
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}
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void colorplus_poll(void *p)
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{
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colorplus_t *colorplus = (colorplus_t *)p;
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int x, c;
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int oldvc;
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uint16_t dat0, dat1;
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int cols[4];
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int col;
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int oldsc;
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static const int cols16[16] = { 0x10,0x12,0x14,0x16,
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0x18,0x1A,0x1C,0x1E,
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0x11,0x13,0x15,0x17,
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0x19,0x1B,0x1D,0x1F };
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uint8_t *plane0 = colorplus->cga.vram;
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uint8_t *plane1 = colorplus->cga.vram + 0x4000;
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/* If one of the extra modes is not selected, drop down to the CGA
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* drawing code. */
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if (!((colorplus->control & COLORPLUS_EITHER_MODE) &&
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(colorplus->cga.cgamode & CGA_GRAPHICS_MODE)))
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{
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cga_poll(&colorplus->cga);
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return;
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}
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if (!colorplus->cga.linepos)
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{
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timer_advance_u64(&colorplus->cga.timer, colorplus->cga.dispofftime);
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colorplus->cga.cgastat |= 1;
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colorplus->cga.linepos = 1;
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oldsc = colorplus->cga.sc;
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if ((colorplus->cga.crtc[8] & 3) == 3)
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colorplus->cga.sc = ((colorplus->cga.sc << 1) + colorplus->cga.oddeven) & 7;
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if (colorplus->cga.cgadispon)
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{
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if (colorplus->cga.displine < colorplus->cga.firstline)
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{
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colorplus->cga.firstline = colorplus->cga.displine;
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video_wait_for_buffer();
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}
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colorplus->cga.lastline = colorplus->cga.displine;
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/* Left / right border */
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for (c = 0; c < 8; c++)
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{
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buffer32->line[colorplus->cga.displine][c] =
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buffer32->line[colorplus->cga.displine][c + (colorplus->cga.crtc[1] << 4) + 8] =
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(colorplus->cga.cgacol & 15) + 16;
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}
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if (colorplus->control & COLORPLUS_320x200_MODE)
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{
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for (x = 0; x < colorplus->cga.crtc[1]; x++)
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{
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dat0 = (plane0[((colorplus->cga.ma << 1) & 0x1fff) + ((colorplus->cga.sc & 1) * 0x2000)] << 8) |
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plane0[((colorplus->cga.ma << 1) & 0x1fff) + ((colorplus->cga.sc & 1) * 0x2000) + 1];
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dat1 = (plane1[((colorplus->cga.ma << 1) & 0x1fff) + ((colorplus->cga.sc & 1) * 0x2000)] << 8) |
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plane1[((colorplus->cga.ma << 1) & 0x1fff) + ((colorplus->cga.sc & 1) * 0x2000) + 1];
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colorplus->cga.ma++;
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for (c = 0; c < 8; c++)
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{
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buffer32->line[colorplus->cga.displine][(x << 4) + (c << 1) + 8] =
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buffer32->line[colorplus->cga.displine][(x << 4) + (c << 1) + 1 + 8] =
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cols16[(dat0 >> 14) | ((dat1 >> 14) << 2)];
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dat0 <<= 2;
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dat1 <<= 2;
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}
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}
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}
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else if (colorplus->control & COLORPLUS_640x200_MODE)
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{
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cols[0] = (colorplus->cga.cgacol & 15) | 16;
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col = (colorplus->cga.cgacol & 16) ? 24 : 16;
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if (colorplus->cga.cgamode & 4)
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{
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cols[1] = col | 3;
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cols[2] = col | 4;
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cols[3] = col | 7;
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}
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else if (colorplus->cga.cgacol & 32)
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{
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cols[1] = col | 3;
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cols[2] = col | 5;
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cols[3] = col | 7;
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}
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else
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{
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cols[1] = col | 2;
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cols[2] = col | 4;
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cols[3] = col | 6;
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}
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for (x = 0; x < colorplus->cga.crtc[1]; x++)
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{
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dat0 = (plane0[((colorplus->cga.ma << 1) & 0x1fff) + ((colorplus->cga.sc & 1) * 0x2000)] << 8) |
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plane0[((colorplus->cga.ma << 1) & 0x1fff) + ((colorplus->cga.sc & 1) * 0x2000) + 1];
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dat1 = (plane1[((colorplus->cga.ma << 1) & 0x1fff) + ((colorplus->cga.sc & 1) * 0x2000)] << 8) |
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plane1[((colorplus->cga.ma << 1) & 0x1fff) + ((colorplus->cga.sc & 1) * 0x2000) + 1];
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colorplus->cga.ma++;
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for (c = 0; c < 16; c++)
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{
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buffer32->line[colorplus->cga.displine][(x << 4) + c + 8] =
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cols[(dat0 >> 15) | ((dat1 >> 15) << 1)];
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dat0 <<= 1;
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dat1 <<= 1;
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}
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}
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}
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}
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else /* Top / bottom border */
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{
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cols[0] = (colorplus->cga.cgacol & 15) + 16;
|
||||
hline(buffer32, 0, colorplus->cga.displine, (colorplus->cga.crtc[1] << 4) + 16, cols[0]);
|
||||
}
|
||||
|
||||
x = (colorplus->cga.crtc[1] << 4) + 16;
|
||||
|
||||
if (colorplus->cga.composite)
|
||||
Composite_Process(colorplus->cga.cgamode, 0, x >> 2, buffer32->line[colorplus->cga.displine]);
|
||||
|
||||
colorplus->cga.sc = oldsc;
|
||||
if (colorplus->cga.vc == colorplus->cga.crtc[7] && !colorplus->cga.sc)
|
||||
colorplus->cga.cgastat |= 8;
|
||||
colorplus->cga.displine++;
|
||||
if (colorplus->cga.displine >= 360)
|
||||
colorplus->cga.displine = 0;
|
||||
if (colorplus->cga.sc == (colorplus->cga.crtc[11] & 31) || ((colorplus->cga.crtc[8] & 3) == 3 && colorplus->cga.sc == ((colorplus->cga.crtc[11] & 31) >> 1))) {
|
||||
colorplus->cga.con = 0;
|
||||
colorplus->cga.coff = 1;
|
||||
}
|
||||
else
|
||||
{
|
||||
timer_advance_u64(&colorplus->cga.timer, colorplus->cga.dispontime);
|
||||
colorplus->cga.linepos = 0;
|
||||
if (colorplus->cga.vsynctime)
|
||||
{
|
||||
colorplus->cga.vsynctime--;
|
||||
if (!colorplus->cga.vsynctime)
|
||||
colorplus->cga.cgastat &= ~8;
|
||||
}
|
||||
if (colorplus->cga.sc == (colorplus->cga.crtc[11] & 31) || ((colorplus->cga.crtc[8] & 3) == 3 && colorplus->cga.sc == ((colorplus->cga.crtc[11] & 31) >> 1)))
|
||||
{
|
||||
colorplus->cga.con = 0;
|
||||
colorplus->cga.coff = 1;
|
||||
}
|
||||
if ((colorplus->cga.crtc[8] & 3) == 3 && colorplus->cga.sc == (colorplus->cga.crtc[9] >> 1))
|
||||
colorplus->cga.maback = colorplus->cga.ma;
|
||||
if (colorplus->cga.vadj)
|
||||
{
|
||||
colorplus->cga.sc++;
|
||||
colorplus->cga.sc &= 31;
|
||||
colorplus->cga.ma = colorplus->cga.maback;
|
||||
colorplus->cga.vadj--;
|
||||
if (!colorplus->cga.vadj)
|
||||
{
|
||||
colorplus->cga.cgadispon = 1;
|
||||
colorplus->cga.ma = colorplus->cga.maback = (colorplus->cga.crtc[13] | (colorplus->cga.crtc[12] << 8)) & 0x3fff;
|
||||
colorplus->cga.sc = 0;
|
||||
}
|
||||
}
|
||||
else if (colorplus->cga.sc == colorplus->cga.crtc[9])
|
||||
{
|
||||
colorplus->cga.maback = colorplus->cga.ma;
|
||||
colorplus->cga.sc = 0;
|
||||
oldvc = colorplus->cga.vc;
|
||||
colorplus->cga.vc++;
|
||||
colorplus->cga.vc &= 127;
|
||||
if ((colorplus->cga.crtc[8] & 3) == 3 && colorplus->cga.sc == (colorplus->cga.crtc[9] >> 1))
|
||||
colorplus->cga.maback = colorplus->cga.ma;
|
||||
if (colorplus->cga.vadj) {
|
||||
colorplus->cga.sc++;
|
||||
colorplus->cga.sc &= 31;
|
||||
colorplus->cga.ma = colorplus->cga.maback;
|
||||
colorplus->cga.vadj--;
|
||||
if (!colorplus->cga.vadj) {
|
||||
colorplus->cga.cgadispon = 1;
|
||||
colorplus->cga.ma = colorplus->cga.maback = (colorplus->cga.crtc[13] | (colorplus->cga.crtc[12] << 8)) & 0x3fff;
|
||||
colorplus->cga.sc = 0;
|
||||
}
|
||||
} else if (colorplus->cga.sc == colorplus->cga.crtc[9]) {
|
||||
colorplus->cga.maback = colorplus->cga.ma;
|
||||
colorplus->cga.sc = 0;
|
||||
oldvc = colorplus->cga.vc;
|
||||
colorplus->cga.vc++;
|
||||
colorplus->cga.vc &= 127;
|
||||
|
||||
if (colorplus->cga.vc == colorplus->cga.crtc[6])
|
||||
colorplus->cga.cgadispon = 0;
|
||||
if (colorplus->cga.vc == colorplus->cga.crtc[6])
|
||||
colorplus->cga.cgadispon = 0;
|
||||
|
||||
if (oldvc == colorplus->cga.crtc[4])
|
||||
{
|
||||
colorplus->cga.vc = 0;
|
||||
colorplus->cga.vadj = colorplus->cga.crtc[5];
|
||||
if (!colorplus->cga.vadj) colorplus->cga.cgadispon = 1;
|
||||
if (!colorplus->cga.vadj) colorplus->cga.ma = colorplus->cga.maback = (colorplus->cga.crtc[13] | (colorplus->cga.crtc[12] << 8)) & 0x3fff;
|
||||
if ((colorplus->cga.crtc[10] & 0x60) == 0x20) colorplus->cga.cursoron = 0;
|
||||
else colorplus->cga.cursoron = colorplus->cga.cgablink & 8;
|
||||
}
|
||||
|
||||
if (colorplus->cga.vc == colorplus->cga.crtc[7])
|
||||
{
|
||||
colorplus->cga.cgadispon = 0;
|
||||
colorplus->cga.displine = 0;
|
||||
colorplus->cga.vsynctime = 16;
|
||||
if (colorplus->cga.crtc[7])
|
||||
{
|
||||
if (colorplus->cga.cgamode & 1) x = (colorplus->cga.crtc[1] << 3) + 16;
|
||||
else x = (colorplus->cga.crtc[1] << 4) + 16;
|
||||
colorplus->cga.lastline++;
|
||||
if (x != xsize || (colorplus->cga.lastline - colorplus->cga.firstline) != ysize)
|
||||
{
|
||||
xsize = x;
|
||||
ysize = colorplus->cga.lastline - colorplus->cga.firstline;
|
||||
if (xsize < 64) xsize = 656;
|
||||
if (ysize < 32) ysize = 200;
|
||||
set_screen_size(xsize, (ysize << 1) + 16);
|
||||
}
|
||||
|
||||
if (colorplus->cga.composite)
|
||||
video_blit_memtoscreen(0, colorplus->cga.firstline - 4, xsize, (colorplus->cga.lastline - colorplus->cga.firstline) + 8);
|
||||
else
|
||||
video_blit_memtoscreen_8(0, colorplus->cga.firstline - 4, xsize, (colorplus->cga.lastline - colorplus->cga.firstline) + 8);
|
||||
frames++;
|
||||
|
||||
video_res_x = xsize - 16;
|
||||
video_res_y = ysize;
|
||||
if (colorplus->cga.cgamode & 1)
|
||||
{
|
||||
video_res_x /= 8;
|
||||
video_res_y /= colorplus->cga.crtc[9] + 1;
|
||||
video_bpp = 0;
|
||||
}
|
||||
else if (!(colorplus->cga.cgamode & 2))
|
||||
{
|
||||
video_res_x /= 16;
|
||||
video_res_y /= colorplus->cga.crtc[9] + 1;
|
||||
video_bpp = 0;
|
||||
}
|
||||
else if (!(colorplus->cga.cgamode & 16))
|
||||
{
|
||||
video_res_x /= 2;
|
||||
video_bpp = 2;
|
||||
}
|
||||
else
|
||||
{
|
||||
video_bpp = 1;
|
||||
}
|
||||
}
|
||||
colorplus->cga.firstline = 1000;
|
||||
colorplus->cga.lastline = 0;
|
||||
colorplus->cga.cgablink++;
|
||||
colorplus->cga.oddeven ^= 1;
|
||||
}
|
||||
}
|
||||
if (oldvc == colorplus->cga.crtc[4]) {
|
||||
colorplus->cga.vc = 0;
|
||||
colorplus->cga.vadj = colorplus->cga.crtc[5];
|
||||
if (!colorplus->cga.vadj)
|
||||
colorplus->cga.cgadispon = 1;
|
||||
if (!colorplus->cga.vadj)
|
||||
colorplus->cga.ma = colorplus->cga.maback = (colorplus->cga.crtc[13] | (colorplus->cga.crtc[12] << 8)) & 0x3fff;
|
||||
if ((colorplus->cga.crtc[10] & 0x60) == 0x20)
|
||||
colorplus->cga.cursoron = 0;
|
||||
else
|
||||
{
|
||||
colorplus->cga.sc++;
|
||||
colorplus->cga.sc &= 31;
|
||||
colorplus->cga.ma = colorplus->cga.maback;
|
||||
}
|
||||
if (colorplus->cga.cgadispon)
|
||||
colorplus->cga.cgastat &= ~1;
|
||||
if ((colorplus->cga.sc == (colorplus->cga.crtc[10] & 31) || ((colorplus->cga.crtc[8] & 3) == 3 && colorplus->cga.sc == ((colorplus->cga.crtc[10] & 31) >> 1))))
|
||||
colorplus->cga.con = 1;
|
||||
if (colorplus->cga.cgadispon && (colorplus->cga.cgamode & 1))
|
||||
{
|
||||
for (x = 0; x < (colorplus->cga.crtc[1] << 1); x++)
|
||||
colorplus->cga.charbuffer[x] = colorplus->cga.vram[(((colorplus->cga.ma << 1) + x) & 0x3fff)];
|
||||
colorplus->cga.cursoron = colorplus->cga.cgablink & 8;
|
||||
}
|
||||
|
||||
if (colorplus->cga.vc == colorplus->cga.crtc[7]) {
|
||||
colorplus->cga.cgadispon = 0;
|
||||
colorplus->cga.displine = 0;
|
||||
colorplus->cga.vsynctime = 16;
|
||||
if (colorplus->cga.crtc[7]) {
|
||||
if (colorplus->cga.cgamode & 1)
|
||||
x = (colorplus->cga.crtc[1] << 3) + 16;
|
||||
else
|
||||
x = (colorplus->cga.crtc[1] << 4) + 16;
|
||||
colorplus->cga.lastline++;
|
||||
if (x != xsize || (colorplus->cga.lastline - colorplus->cga.firstline) != ysize) {
|
||||
xsize = x;
|
||||
ysize = colorplus->cga.lastline - colorplus->cga.firstline;
|
||||
if (xsize < 64)
|
||||
xsize = 656;
|
||||
if (ysize < 32)
|
||||
ysize = 200;
|
||||
set_screen_size(xsize, (ysize << 1) + 16);
|
||||
}
|
||||
|
||||
if (colorplus->cga.composite)
|
||||
video_blit_memtoscreen(0, colorplus->cga.firstline - 4, xsize, (colorplus->cga.lastline - colorplus->cga.firstline) + 8);
|
||||
else
|
||||
video_blit_memtoscreen_8(0, colorplus->cga.firstline - 4, xsize, (colorplus->cga.lastline - colorplus->cga.firstline) + 8);
|
||||
frames++;
|
||||
|
||||
video_res_x = xsize - 16;
|
||||
video_res_y = ysize;
|
||||
if (colorplus->cga.cgamode & 1) {
|
||||
video_res_x /= 8;
|
||||
video_res_y /= colorplus->cga.crtc[9] + 1;
|
||||
video_bpp = 0;
|
||||
} else if (!(colorplus->cga.cgamode & 2)) {
|
||||
video_res_x /= 16;
|
||||
video_res_y /= colorplus->cga.crtc[9] + 1;
|
||||
video_bpp = 0;
|
||||
} else if (!(colorplus->cga.cgamode & 16)) {
|
||||
video_res_x /= 2;
|
||||
video_bpp = 2;
|
||||
} else {
|
||||
video_bpp = 1;
|
||||
}
|
||||
}
|
||||
colorplus->cga.firstline = 1000;
|
||||
colorplus->cga.lastline = 0;
|
||||
colorplus->cga.cgablink++;
|
||||
colorplus->cga.oddeven ^= 1;
|
||||
}
|
||||
} else {
|
||||
colorplus->cga.sc++;
|
||||
colorplus->cga.sc &= 31;
|
||||
colorplus->cga.ma = colorplus->cga.maback;
|
||||
}
|
||||
if (colorplus->cga.cgadispon)
|
||||
colorplus->cga.cgastat &= ~1;
|
||||
if ((colorplus->cga.sc == (colorplus->cga.crtc[10] & 31) || ((colorplus->cga.crtc[8] & 3) == 3 && colorplus->cga.sc == ((colorplus->cga.crtc[10] & 31) >> 1))))
|
||||
colorplus->cga.con = 1;
|
||||
if (colorplus->cga.cgadispon && (colorplus->cga.cgamode & 1)) {
|
||||
for (x = 0; x < (colorplus->cga.crtc[1] << 1); x++)
|
||||
colorplus->cga.charbuffer[x] = colorplus->cga.vram[(((colorplus->cga.ma << 1) + x) & 0x3fff)];
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void colorplus_init(colorplus_t *colorplus)
|
||||
void
|
||||
colorplus_init(colorplus_t *colorplus)
|
||||
{
|
||||
cga_init(&colorplus->cga);
|
||||
cga_init(&colorplus->cga);
|
||||
}
|
||||
|
||||
void *colorplus_standalone_init(const device_t *info)
|
||||
void *
|
||||
colorplus_standalone_init(const device_t *info)
|
||||
{
|
||||
int display_type;
|
||||
int display_type;
|
||||
|
||||
colorplus_t *colorplus = malloc(sizeof(colorplus_t));
|
||||
memset(colorplus, 0, sizeof(colorplus_t));
|
||||
colorplus_t *colorplus = malloc(sizeof(colorplus_t));
|
||||
memset(colorplus, 0, sizeof(colorplus_t));
|
||||
|
||||
video_inform(VIDEO_FLAG_TYPE_CGA, &timing_colorplus);
|
||||
video_inform(VIDEO_FLAG_TYPE_CGA, &timing_colorplus);
|
||||
|
||||
/* Copied from the CGA init. Ideally this would be done by
|
||||
* calling a helper function rather than duplicating code */
|
||||
display_type = device_get_config_int("display_type");
|
||||
colorplus->cga.composite = (display_type != CGA_RGB);
|
||||
colorplus->cga.revision = device_get_config_int("composite_type");
|
||||
colorplus->cga.snow_enabled = device_get_config_int("snow_enabled");
|
||||
/* Copied from the CGA init. Ideally this would be done by
|
||||
* calling a helper function rather than duplicating code */
|
||||
display_type = device_get_config_int("display_type");
|
||||
colorplus->cga.composite = (display_type != CGA_RGB);
|
||||
colorplus->cga.revision = device_get_config_int("composite_type");
|
||||
colorplus->cga.snow_enabled = device_get_config_int("snow_enabled");
|
||||
|
||||
colorplus->cga.vram = malloc(0x8000);
|
||||
colorplus->cga.vram = malloc(0x8000);
|
||||
|
||||
cga_comp_init(colorplus->cga.revision);
|
||||
timer_add(&colorplus->cga.timer, colorplus_poll, colorplus, 1);
|
||||
mem_mapping_add(&colorplus->cga.mapping, 0xb8000, 0x08000, colorplus_read, NULL, NULL, colorplus_write, NULL, NULL, NULL, MEM_MAPPING_EXTERNAL, colorplus);
|
||||
io_sethandler(0x03d0, 0x0010, colorplus_in, NULL, NULL, colorplus_out, NULL, NULL, colorplus);
|
||||
cga_comp_init(colorplus->cga.revision);
|
||||
timer_add(&colorplus->cga.timer, colorplus_poll, colorplus, 1);
|
||||
mem_mapping_add(&colorplus->cga.mapping, 0xb8000, 0x08000, colorplus_read, NULL, NULL, colorplus_write, NULL, NULL, NULL, MEM_MAPPING_EXTERNAL, colorplus);
|
||||
io_sethandler(0x03d0, 0x0010, colorplus_in, NULL, NULL, colorplus_out, NULL, NULL, colorplus);
|
||||
|
||||
lpt3_init(0x3BC);
|
||||
lpt3_init(0x3BC);
|
||||
|
||||
return colorplus;
|
||||
return colorplus;
|
||||
}
|
||||
|
||||
void colorplus_close(void *p)
|
||||
void
|
||||
colorplus_close(void *p)
|
||||
{
|
||||
colorplus_t *colorplus = (colorplus_t *)p;
|
||||
colorplus_t *colorplus = (colorplus_t *) p;
|
||||
|
||||
free(colorplus->cga.vram);
|
||||
free(colorplus);
|
||||
free(colorplus->cga.vram);
|
||||
free(colorplus);
|
||||
}
|
||||
|
||||
void colorplus_speed_changed(void *p)
|
||||
void
|
||||
colorplus_speed_changed(void *p)
|
||||
{
|
||||
colorplus_t *colorplus = (colorplus_t *)p;
|
||||
colorplus_t *colorplus = (colorplus_t *) p;
|
||||
|
||||
cga_recalctimings(&colorplus->cga);
|
||||
cga_recalctimings(&colorplus->cga);
|
||||
}
|
||||
|
||||
static const device_config_t colorplus_config[] = {
|
||||
// clang-format off
|
||||
// clang-format off
|
||||
{
|
||||
.name = "display_type",
|
||||
.description = "Display type",
|
||||
@@ -479,17 +429,16 @@ static const device_config_t colorplus_config[] = {
|
||||
// clang-format on
|
||||
};
|
||||
|
||||
const device_t colorplus_device =
|
||||
{
|
||||
.name = "Colorplus",
|
||||
const device_t colorplus_device = {
|
||||
.name = "Colorplus",
|
||||
.internal_name = "plantronics",
|
||||
.flags = DEVICE_ISA,
|
||||
.local = 0,
|
||||
.init = colorplus_standalone_init,
|
||||
.close = colorplus_close,
|
||||
.reset = NULL,
|
||||
.flags = DEVICE_ISA,
|
||||
.local = 0,
|
||||
.init = colorplus_standalone_init,
|
||||
.close = colorplus_close,
|
||||
.reset = NULL,
|
||||
{ .available = NULL },
|
||||
.speed_changed = colorplus_speed_changed,
|
||||
.force_redraw = NULL,
|
||||
.config = colorplus_config
|
||||
.force_redraw = NULL,
|
||||
.config = colorplus_config
|
||||
};
|
||||
|
||||
Reference in New Issue
Block a user