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[vulkan] Use the right uvs for lines

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UVs being 0 meant that lines were picking up the upper left pixel of
char 0 of conchars. With quake data, this meant a transparent pixel.
Fixes invisible debug lines :P.
This commit is contained in:
Bill Currie 2022-09-28 21:53:22 +09:00
parent 49acf7035d
commit 60e712f224
1 changed files with 13 additions and 0 deletions
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13
libs/video/renderer/vulkan/vulkan_draw.c
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@ -873,12 +873,25 @@ Vulkan_Draw_Line (int x0, int y0, int x1, int y1, int c, vulkan_ctx_t *ctx)
QuatScale (color, 1/255.0, color); QuatScale (color, 1/255.0, color);
drawvert_t *verts = queue->verts + queue->count * VERTS_PER_LINE; drawvert_t *verts = queue->verts + queue->count * VERTS_PER_LINE;
subpic_t *subpic = *(subpic_t **) dctx->white_pic->data;
int srcx = subpic->rect->x;
int srcy = subpic->rect->y;
int srcw = subpic->rect->width;
int srch = subpic->rect->height;
float size = subpic->size;
float sl = (srcx + 0.03125) * size;
float sr = (srcx + srcw - 0.03125) * size;
float st = (srcy + 0.03125) * size;
float sb = (srcy + srch - 0.03125) * size;
verts[0] = (drawvert_t) { verts[0] = (drawvert_t) {
.xy = { x0, y0 }, .xy = { x0, y0 },
.st = {sl, st},
.color = { QuatExpand (color) }, .color = { QuatExpand (color) },
}; };
verts[1] = (drawvert_t) { verts[1] = (drawvert_t) {
.xy = { x1, y1 }, .xy = { x1, y1 },
.st = {sr, sb},
.color = { QuatExpand (color) }, .color = { QuatExpand (color) },
}; };