mirror of
https://github.com/ZDoom/gzdoom.git
synced 2024-11-24 04:51:41 +00:00
Convert r_skyplane into a class
This commit is contained in:
Magnus Norddahl
parent
0885ff44a0
commit
9f8ac7e498
3 changed files with 78 additions and 50 deletions
|
|
@ -47,31 +47,7 @@ EXTERN_CVAR(Int, r_skymode)
|
|||
|
||||
namespace swrenderer
|
||||
{
|
||||
namespace
|
||||
{
|
||||
FTexture *frontskytex, *backskytex;
|
||||
angle_t skyflip;
|
||||
int frontpos, backpos;
|
||||
double frontyScale;
|
||||
fixed_t frontcyl, backcyl;
|
||||
double skymid;
|
||||
angle_t skyangle;
|
||||
double frontiScale;
|
||||
|
||||
// Allow for layer skies up to 512 pixels tall. This is overkill,
|
||||
// since the most anyone can ever see of the sky is 500 pixels.
|
||||
// We need 4 skybufs because R_DrawSkySegment can draw up to 4 columns at a time.
|
||||
// Need two versions - one for true color and one for palette
|
||||
#define MAXSKYBUF 3072
|
||||
uint8_t skybuf[4][512];
|
||||
uint32_t skybuf_bgra[MAXSKYBUF][512];
|
||||
uint32_t lastskycol[4];
|
||||
uint32_t lastskycol_bgra[MAXSKYBUF];
|
||||
int skycolplace;
|
||||
int skycolplace_bgra;
|
||||
}
|
||||
|
||||
void R_DrawSkyPlane(visplane_t *pl)
|
||||
void RenderSkyPlane::Render(visplane_t *pl)
|
||||
{
|
||||
FTextureID sky1tex, sky2tex;
|
||||
double frontdpos = 0, backdpos = 0;
|
||||
|
|
@ -181,7 +157,7 @@ namespace swrenderer
|
|||
R_SetColorMapLight(fixedcolormap, 0, 0);
|
||||
}
|
||||
|
||||
R_DrawSky(pl);
|
||||
DrawSky(pl);
|
||||
|
||||
if (fakefixed)
|
||||
fixedcolormap = NULL;
|
||||
|
|
@ -189,7 +165,7 @@ namespace swrenderer
|
|||
|
||||
|
||||
// Get a column of sky when there is only one sky texture.
|
||||
const uint8_t *R_GetOneSkyColumn(FTexture *fronttex, int x)
|
||||
const uint8_t *RenderSkyPlane::GetOneSkyColumn(FTexture *fronttex, int x)
|
||||
{
|
||||
int tx;
|
||||
if (r_linearsky)
|
||||
|
|
@ -213,7 +189,7 @@ namespace swrenderer
|
|||
}
|
||||
|
||||
// Get a column of sky when there are two overlapping sky textures
|
||||
const uint8_t *R_GetTwoSkyColumns(FTexture *fronttex, int x)
|
||||
const uint8_t *RenderSkyPlane::GetTwoSkyColumns(FTexture *fronttex, int x)
|
||||
{
|
||||
uint32_t ang, angle1, angle2;
|
||||
|
||||
|
|
@ -271,7 +247,7 @@ namespace swrenderer
|
|||
}
|
||||
else
|
||||
{
|
||||
//return R_GetOneSkyColumn(fronttex, x);
|
||||
//return GetOneSkyColumn(fronttex, x);
|
||||
for (i = skycolplace_bgra - 4; i < skycolplace_bgra; ++i)
|
||||
{
|
||||
int ic = (i % MAXSKYBUF); // i "checker" - can wrap around the ends of the array
|
||||
|
|
@ -311,7 +287,7 @@ namespace swrenderer
|
|||
}
|
||||
}
|
||||
|
||||
void R_DrawSkyColumnStripe(int start_x, int y1, int y2, int columns, double scale, double texturemid, double yrepeat)
|
||||
void RenderSkyPlane::DrawSkyColumnStripe(int start_x, int y1, int y2, int columns, double scale, double texturemid, double yrepeat)
|
||||
{
|
||||
using namespace drawerargs;
|
||||
|
||||
|
|
@ -376,12 +352,12 @@ namespace swrenderer
|
|||
R_Drawers()->DrawDoubleSkyColumn(solid_top, solid_bottom);
|
||||
}
|
||||
|
||||
void R_DrawSkyColumn(int start_x, int y1, int y2, int columns)
|
||||
void RenderSkyPlane::DrawSkyColumn(int start_x, int y1, int y2, int columns)
|
||||
{
|
||||
if (1 << frontskytex->HeightBits == frontskytex->GetHeight())
|
||||
{
|
||||
double texturemid = skymid * frontskytex->Scale.Y + frontskytex->GetHeight();
|
||||
R_DrawSkyColumnStripe(start_x, y1, y2, columns, frontskytex->Scale.Y, texturemid, frontskytex->Scale.Y);
|
||||
DrawSkyColumnStripe(start_x, y1, y2, columns, frontskytex->Scale.Y, texturemid, frontskytex->Scale.Y);
|
||||
}
|
||||
else
|
||||
{
|
||||
|
|
@ -392,11 +368,11 @@ namespace swrenderer
|
|||
double topfrac = fmod(skymid + iscale * (1 - CenterY), frontskytex->GetHeight());
|
||||
if (topfrac < 0) topfrac += frontskytex->GetHeight();
|
||||
double texturemid = topfrac - iscale * (1 - CenterY);
|
||||
R_DrawSkyColumnStripe(start_x, y1, y2, columns, scale, texturemid, yrepeat);
|
||||
DrawSkyColumnStripe(start_x, y1, y2, columns, scale, texturemid, yrepeat);
|
||||
}
|
||||
}
|
||||
|
||||
void R_DrawCapSky(visplane_t *pl)
|
||||
void RenderSkyPlane::DrawCapSky(visplane_t *pl)
|
||||
{
|
||||
int x1 = pl->left;
|
||||
int x2 = pl->right;
|
||||
|
|
@ -410,15 +386,15 @@ namespace swrenderer
|
|||
if (y2 <= y1)
|
||||
continue;
|
||||
|
||||
R_DrawSkyColumn(x, y1, y2, 1);
|
||||
DrawSkyColumn(x, y1, y2, 1);
|
||||
}
|
||||
}
|
||||
|
||||
void R_DrawSky(visplane_t *pl)
|
||||
void RenderSkyPlane::DrawSky(visplane_t *pl)
|
||||
{
|
||||
if (r_skymode == 2)
|
||||
{
|
||||
R_DrawCapSky(pl);
|
||||
DrawCapSky(pl);
|
||||
return;
|
||||
}
|
||||
|
||||
|
|
@ -468,17 +444,17 @@ namespace swrenderer
|
|||
lastskycol_bgra[x] = 0xffffffff;
|
||||
}
|
||||
R_DrawSkySegment(frontskytex, pl->left, pl->right, (short *)pl->top, (short *)pl->bottom, swall, lwall,
|
||||
frontyScale, 0, 0, 0.0f, 0.0f, backskytex == NULL ? R_GetOneSkyColumn : R_GetTwoSkyColumns);
|
||||
frontyScale, 0, 0, 0.0f, 0.0f, backskytex == NULL ? RenderSkyPlane::GetOneSkyColumn : RenderSkyPlane::GetTwoSkyColumns);
|
||||
}
|
||||
else
|
||||
{ // The texture does not tile nicely
|
||||
frontyScale *= skyscale;
|
||||
frontiScale = 1 / frontyScale;
|
||||
R_DrawSkyStriped(pl);
|
||||
DrawSkyStriped(pl);
|
||||
}
|
||||
}
|
||||
|
||||
void R_DrawSkyStriped(visplane_t *pl)
|
||||
void RenderSkyPlane::DrawSkyStriped(visplane_t *pl)
|
||||
{
|
||||
short drawheight = short(frontskytex->GetHeight() * frontyScale);
|
||||
double topfrac;
|
||||
|
|
@ -505,10 +481,33 @@ namespace swrenderer
|
|||
lastskycol[x] = 0xffffffff;
|
||||
lastskycol_bgra[x] = 0xffffffff;
|
||||
}
|
||||
R_DrawSkySegment(frontskytex, pl->left, pl->right, top, bot, swall, lwall, frontskytex->Scale.Y, 0, 0, 0.0f, 0.0f, backskytex == NULL ? R_GetOneSkyColumn : R_GetTwoSkyColumns);
|
||||
R_DrawSkySegment(frontskytex, pl->left, pl->right, top, bot, swall, lwall, frontskytex->Scale.Y, 0, 0, 0.0f, 0.0f, backskytex == NULL ? RenderSkyPlane::GetOneSkyColumn : RenderSkyPlane::GetTwoSkyColumns);
|
||||
yl = yh;
|
||||
yh += drawheight;
|
||||
dc_texturemid = iscale * (centery - yl - 1);
|
||||
}
|
||||
}
|
||||
|
||||
FTexture *RenderSkyPlane::frontskytex;
|
||||
FTexture *RenderSkyPlane::backskytex;
|
||||
angle_t RenderSkyPlane::skyflip;
|
||||
int RenderSkyPlane::frontpos;
|
||||
int RenderSkyPlane::backpos;
|
||||
double RenderSkyPlane::frontyScale;
|
||||
fixed_t RenderSkyPlane::frontcyl;
|
||||
fixed_t RenderSkyPlane::backcyl;
|
||||
double RenderSkyPlane::skymid;
|
||||
angle_t RenderSkyPlane::skyangle;
|
||||
double RenderSkyPlane::frontiScale;
|
||||
|
||||
// Allow for layer skies up to 512 pixels tall. This is overkill,
|
||||
// since the most anyone can ever see of the sky is 500 pixels.
|
||||
// We need 4 skybufs because DrawSkySegment can draw up to 4 columns at a time.
|
||||
// Need two versions - one for true color and one for palette
|
||||
uint8_t RenderSkyPlane::skybuf[4][512];
|
||||
uint32_t RenderSkyPlane::skybuf_bgra[MAXSKYBUF][512];
|
||||
uint32_t RenderSkyPlane::lastskycol[4];
|
||||
uint32_t RenderSkyPlane::lastskycol_bgra[MAXSKYBUF];
|
||||
int RenderSkyPlane::skycolplace;
|
||||
int RenderSkyPlane::skycolplace_bgra;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -17,14 +17,43 @@
|
|||
|
||||
namespace swrenderer
|
||||
{
|
||||
void R_DrawSkyPlane(visplane_t *pl);
|
||||
class RenderSkyPlane
|
||||
{
|
||||
public:
|
||||
static void Render(visplane_t *pl);
|
||||
|
||||
void R_DrawSky(visplane_t *pl);
|
||||
void R_DrawSkyStriped(visplane_t *pl);
|
||||
void R_DrawCapSky(visplane_t *pl);
|
||||
void R_DrawSkyColumnStripe(int start_x, int y1, int y2, int columns, double scale, double texturemid, double yrepeat);
|
||||
void R_DrawSkyColumn(int start_x, int y1, int y2, int columns);
|
||||
private:
|
||||
static void DrawSky(visplane_t *pl);
|
||||
static void DrawSkyStriped(visplane_t *pl);
|
||||
static void DrawCapSky(visplane_t *pl);
|
||||
static void DrawSkyColumnStripe(int start_x, int y1, int y2, int columns, double scale, double texturemid, double yrepeat);
|
||||
static void DrawSkyColumn(int start_x, int y1, int y2, int columns);
|
||||
|
||||
const uint8_t *R_GetOneSkyColumn(FTexture *fronttex, int x);
|
||||
const uint8_t *R_GetTwoSkyColumns(FTexture *fronttex, int x);
|
||||
static const uint8_t *GetOneSkyColumn(FTexture *fronttex, int x);
|
||||
static const uint8_t *GetTwoSkyColumns(FTexture *fronttex, int x);
|
||||
|
||||
static FTexture *frontskytex;
|
||||
static FTexture *backskytex;
|
||||
static angle_t skyflip;
|
||||
static int frontpos;
|
||||
static int backpos;
|
||||
static double frontyScale;
|
||||
static fixed_t frontcyl;
|
||||
static fixed_t backcyl;
|
||||
static double skymid;
|
||||
static angle_t skyangle;
|
||||
static double frontiScale;
|
||||
|
||||
// Allow for layer skies up to 512 pixels tall. This is overkill,
|
||||
// since the most anyone can ever see of the sky is 500 pixels.
|
||||
// We need 4 skybufs because R_DrawSkySegment can draw up to 4 columns at a time.
|
||||
// Need two versions - one for true color and one for palette
|
||||
enum { MAXSKYBUF = 3072 };
|
||||
static uint8_t skybuf[4][512];
|
||||
static uint32_t skybuf_bgra[MAXSKYBUF][512];
|
||||
static uint32_t lastskycol[4];
|
||||
static uint32_t lastskycol_bgra[MAXSKYBUF];
|
||||
static int skycolplace;
|
||||
static int skycolplace_bgra;
|
||||
};
|
||||
}
|
||||
|
|
|
|||
|
|
@ -480,7 +480,7 @@ namespace swrenderer
|
|||
|
||||
if (pl->picnum == skyflatnum) // sky flat
|
||||
{
|
||||
R_DrawSkyPlane(pl);
|
||||
RenderSkyPlane::Render(pl);
|
||||
}
|
||||
else // regular flat
|
||||
{
|
||||
|
|
|
|||
Loading…
Reference in a new issue