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ks_nes_draw: fix incorrect but equivalent logic in ksNesDrawMakeOBJ[Blank/Appear]VtxList

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This commit is contained in:
Cuyler36
2025-10-28 05:12:19 -04:00
parent 630a5f614c
commit ec9cb459de
1 changed files with 4 additions and 4 deletions
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src/static/Famicom/ks_nes_draw.cpp
+4 -4
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@@ -518,7 +518,7 @@ u32 ksNesDrawMakeOBJBlankVtxList(ksNesCommonWorkObj* wp) {
if (bMask != comparison_mask && ((bMask != 0) || (comparison_mask != KS_NES_PPU_MASK_SHOW_SPRITES_LEFT)) &&
(bMask != KS_NES_PPU_MASK_SHOW_SPRITES_LEFT || comparison_mask != 0)) {
if ((ret & 1) != 0) {
wp->draw_ctx.scanline_y_coords[ret] = i - wp->_004C[ret + 19];
wp->draw_ctx.scanline_y_coords[ret] = i - wp->draw_ctx.scanline_y_coords[ret - 1];
ret++;
}
if ((comparison_mask == KS_NES_PPU_MASK_SPRITES_COMBINED) || (wp->draw_ctx.ppu_scanline_regs[i].ppumask_flags & KS_NES_PPU_MASK_SHOW_SPRITES) == 0) {
@@ -529,7 +529,7 @@ u32 ksNesDrawMakeOBJBlankVtxList(ksNesCommonWorkObj* wp) {
}
if (ret & 1) {
wp->draw_ctx.scanline_y_coords[ret] = i - wp->_004C[ret + 19];
wp->draw_ctx.scanline_y_coords[ret] = i - wp->draw_ctx.scanline_y_coords[ret - 1];
ret++;
}
return ret;
@@ -545,7 +545,7 @@ u32 ksNesDrawMakeOBJAppearVtxList(ksNesCommonWorkObj* wp) {
if (bMask != comparison_mask && ((bMask != 0) || (comparison_mask != KS_NES_PPU_MASK_SHOW_SPRITES_LEFT)) &&
(bMask != KS_NES_PPU_MASK_SHOW_SPRITES_LEFT || comparison_mask != 0)) {
if ((ret & 1) != 0) {
wp->draw_ctx.scanline_y_coords[ret] = i - wp->_004C[ret + 19];
wp->draw_ctx.scanline_y_coords[ret] = i - wp->draw_ctx.scanline_y_coords[ret - 1];
ret++;
}
if ((wp->draw_ctx.ppu_scanline_regs[i].ppumask_flags & KS_NES_PPU_MASK_SHOW_SPRITES)) {
@@ -556,7 +556,7 @@ u32 ksNesDrawMakeOBJAppearVtxList(ksNesCommonWorkObj* wp) {
}
if (ret & 1) {
wp->draw_ctx.scanline_y_coords[ret] = i - wp->_004C[ret + 19];
wp->draw_ctx.scanline_y_coords[ret] = i - wp->draw_ctx.scanline_y_coords[ret - 1];
ret++;
}
return ret;