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bopti: account for layer count in initial offset

This commit is contained in:
lephe 2019-07-29 08:58:58 -04:00
parent 1cf5bf514a
commit 27f773ff7c
1 changed files with 5 additions and 2 deletions
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7
src/render-fx/bopti.c
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@ -151,6 +151,9 @@ void bopti_render(image_t const *img, struct rbox *rbox, uint32_t *v1,
uint32_t vm[4];
masks(rbox->visual_x, rbox->x + rbox->width - 1, vm);
/* Number of layers per profile */
int layer_count[] = { 1, 2, 2, 3 };
/* For each pair of consecutive VRAM elements involved, create a mask
from the intersection of the standard vram mask with the shift-mask
related to x not being a multiple of 32 */
@ -177,8 +180,8 @@ void bopti_render(image_t const *img, struct rbox *rbox, uint32_t *v1,
/* Interwoven layer data. Skip left columns that are not rendered */
const uint32_t *layer = (void *)img->data;
layer += rbox->top * img_columns;
layer += rbox->left;
layer += rbox->top * img_columns * layer_count[img->profile];
layer += rbox->left * layer_count[img->profile];
/* Number of grid columns */
int columns = rbox->right - rbox->left + 1;