80486DX2-66/86Box-fork
1
0
Fork 0
Code Issues Pull Requests Activity

Use bytes to count image

Browse Source
This commit is contained in:
Cacodemon345
2024-02-05 15:41:10 +06:00
parent d6e1d6aa32
commit 7b05547e59
1 changed files with 9 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
src/video/vid_c&t_69000.c
View File

@@ -135,6 +135,7 @@ typedef struct chips_69000_t {
/* Byte counter for BitBLT port writes. */ /* Byte counter for BitBLT port writes. */
uint8_t bytes_written; uint8_t bytes_written;
uint32_t bytes_counter; uint32_t bytes_counter;
uint32_t bytes_in_line_written;
uint8_t bytes_port[8]; uint8_t bytes_port[8];
/* Monochrome sources. */ /* Monochrome sources. */
@@ -1112,6 +1113,7 @@ chips_69000_setup_bitblt(chips_69000_t* chips)
chips->bitblt_running.bytes_counter = 0; chips->bitblt_running.bytes_counter = 0;
chips->bitblt_running.mono_is_first_quadword = 1; chips->bitblt_running.mono_is_first_quadword = 1;
chips->bitblt_running.mono_bit_cntr = 0; chips->bitblt_running.mono_bit_cntr = 0;
chips->bitblt_running.bytes_in_line_written = 0;
int orig_cycles = cycles; int orig_cycles = cycles;
if (chips->bitblt.bitblt_control & (1 << 23)) { if (chips->bitblt.bitblt_control & (1 << 23)) {
@@ -1153,6 +1155,9 @@ chips_69000_setup_bitblt(chips_69000_t* chips)
} }
if (chips->bitblt_running.bitblt.bitblt_control & (1 << 10)) { if (chips->bitblt_running.bitblt.bitblt_control & (1 << 10)) {
if (!(chips->bitblt_running.bitblt.bitblt_control & (1 << 12))) {
pclog("source_span = %d, dest_span = %d\n", chips->bitblt_running.bitblt.source_span, chips->bitblt_running.bitblt.destination_span);
}
return; return;
} }
@@ -1253,11 +1258,13 @@ chips_69000_bitblt_write(chips_69000_t* chips, uint8_t data) {
source_pixel |= (chips->bitblt_running.bytes_port[1] << 8); source_pixel |= (chips->bitblt_running.bytes_port[1] << 8);
if (chips->bitblt_running.bytes_per_pixel == 3) if (chips->bitblt_running.bytes_per_pixel == 3)
source_pixel |= (chips->bitblt_running.bytes_port[2] << 16); source_pixel |= (chips->bitblt_running.bytes_port[2] << 16);
chips->bitblt_running.bytes_in_line_written += chips->bitblt_running.bytes_per_pixel;
chips_69000_process_pixel(chips, source_pixel); chips_69000_process_pixel(chips, source_pixel);
chips->bitblt_running.x += chips->bitblt_running.x_dir; chips->bitblt_running.x += chips->bitblt_running.x_dir;
if (++chips->bitblt_running.count_x >= chips->bitblt_running.actual_destination_width) { if (chips->bitblt_running.bytes_in_line_written >= chips->bitblt_running.bitblt.destination_width) {
if (chips->bitblt_running.bitblt.destination_width & 7) if (chips->bitblt_running.bitblt.destination_width & 7)
chips->bitblt_running.bitblt.source_addr = 8 - (chips->bitblt_running.bitblt.destination_width & 7); chips->bitblt_running.bitblt.source_addr = 8 - (chips->bitblt_running.bitblt.destination_width & 7);
else else
@@ -1266,6 +1273,7 @@ chips_69000_bitblt_write(chips_69000_t* chips, uint8_t data) {
chips->bitblt_running.y += chips->bitblt_running.y_dir; chips->bitblt_running.y += chips->bitblt_running.y_dir;
chips->bitblt_running.count_y++; chips->bitblt_running.count_y++;
chips->bitblt_running.bytes_counter = 0; chips->bitblt_running.bytes_counter = 0;
chips->bitblt_running.bytes_in_line_written = 0;
chips->bitblt_running.count_x = 0; chips->bitblt_running.count_x = 0;
chips->bitblt_running.x = 0; chips->bitblt_running.x = 0;