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r61525: now account for the inverted x-axis on the display (!)

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Always has been.
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Lephe 2022-07-17 19:14:13 +01:00
parent 1c3c9727a5
commit 4e1136d0ac
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GPG key ID: 1BBA026E13FC0495
1 changed files with 2 additions and 2 deletions
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src/r61524/r61524.c
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@ -137,7 +137,7 @@ void r61524_win_set(uint16_t HSA, uint16_t HEA, uint16_t VSA, uint16_t VEA)
void r61524_start_frame(int xmin, int xmax, int ymin, int ymax)
{
/* Move the window to the desired region, then select address 0 */
r61524_win_set(xmin, xmax, ymin, ymax);
r61524_win_set(395-xmax, 395-xmin, ymin, ymax);
select(ram_address_horizontal);
write(0);
select(ram_address_vertical);
@ -185,7 +185,7 @@ void r61524_display_rect(uint16_t *vram, int xmin, int xmax, int ymin,
int ymax)
{
dma_transfer_wait(0);
r61524_start_frame(xmin, xmax, ymin, xmax);
r61524_start_frame(xmin, xmax, ymin, ymax);
vram += 396 * ymin + xmin;