- Fix depth values when screenblocks less than 11

(cherry picked from commit 1a5f679d43)
This commit is contained in:
Magnus Norddahl 2018-04-08 13:45:23 +02:00 committed by drfrag666
parent 8296b6ae81
commit 8f930ee571
2 changed files with 6 additions and 1 deletions

View file

@ -225,6 +225,7 @@ namespace swrenderer
if (rendertarget->IsBgra())
{
uint32_t *destorg = (uint32_t*)rendertarget->GetBuffer();
destorg += viewwindowx + viewwindowy * rendertarget->GetPitch();
uint32_t *dest = (uint32_t*)args.Dest();
int offset = (int)(ptrdiff_t)(dest - destorg);
x = offset % rendertarget->GetPitch();
@ -233,6 +234,7 @@ namespace swrenderer
else
{
uint8_t *destorg = rendertarget->GetBuffer();
destorg += viewwindowx + viewwindowy * rendertarget->GetPitch();
uint8_t *dest = (uint8_t*)args.Dest();
int offset = (int)(ptrdiff_t)(dest - destorg);
x = offset % rendertarget->GetPitch();
@ -247,6 +249,7 @@ namespace swrenderer
if (rendertarget->IsBgra())
{
uint32_t *destorg = (uint32_t*)rendertarget->GetBuffer();
destorg += viewwindowx + viewwindowy * rendertarget->GetPitch();
uint32_t *dest = (uint32_t*)args.Dest();
int offset = (int)(ptrdiff_t)(dest - destorg);
x = offset % rendertarget->GetPitch();
@ -255,6 +258,7 @@ namespace swrenderer
else
{
uint8_t *destorg = rendertarget->GetBuffer();
destorg += viewwindowx + viewwindowy * rendertarget->GetPitch();
uint8_t *dest = (uint8_t*)args.Dest();
int offset = (int)(ptrdiff_t)(dest - destorg);
x = offset % rendertarget->GetPitch();

View file

@ -178,7 +178,8 @@ namespace swrenderer
double curyfrac = baseyfrac + ystepscale * (x1 - minx);
double distance = viewport->PlaneDepth(y, planeheight);
float zbufferdepth = 1.0f / (distance * Thread->Viewport->viewwindow.FocalTangent);
float zbufferdepth = (float)(1.0 / fabs(planeheight / Thread->Viewport->ScreenToViewY(y, 1.0)));
drawerargs.SetTextureUStep(distance * xstepscale / drawerargs.TextureWidth());
drawerargs.SetTextureUPos((distance * curxfrac + pviewx) / drawerargs.TextureWidth());