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Remove 4 column wall drawers

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This commit is contained in:
Magnus Norddahl 2016-12-27 07:18:04 +01:00
commit 49903af394
16 changed files with 120 additions and 1404 deletions
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83
src/swrenderer/scene/r_plane.cpp
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@ -931,16 +931,10 @@ static void R_DrawSkyColumnStripe(int start_x, int y1, int y2, int columns, doub
uint32_t solid_top = frontskytex->GetSkyCapColor(false);
uint32_t solid_bottom = frontskytex->GetSkyCapColor(true);
if (columns == 4)
if (!backskytex)
R_DrawSingleSkyCol4(solid_top, solid_bottom);
else
R_DrawDoubleSkyCol4(solid_top, solid_bottom);
if (!backskytex)
R_DrawSingleSkyColumn(solid_top, solid_bottom);
else
if (!backskytex)
R_DrawSingleSkyCol1(solid_top, solid_bottom);
else
R_DrawDoubleSkyCol1(solid_top, solid_bottom);
R_DrawDoubleSkyColumn(solid_top, solid_bottom);
}
static void R_DrawSkyColumn(int start_x, int y1, int y2, int columns)
@ -970,76 +964,7 @@ static void R_DrawCapSky(visplane_t *pl)
short *uwal = (short *)pl->top;
short *dwal = (short *)pl->bottom;
// Calculate where 4 column alignment begins and ends:
int aligned_x1 = clamp((x1 + 3) / 4 * 4, x1, x2);
int aligned_x2 = clamp(x2 / 4 * 4, x1, x2);
// First unaligned columns:
for (int x = x1; x < aligned_x1; x++)
{
int y1 = uwal[x];
int y2 = dwal[x];
if (y2 <= y1)
continue;
R_DrawSkyColumn(x, y1, y2, 1);
}
// The aligned columns
for (int x = aligned_x1; x < aligned_x2; x += 4)
{
// Find y1, y2, light and uv values for four columns:
int y1[4] = { uwal[x], uwal[x + 1], uwal[x + 2], uwal[x + 3] };
int y2[4] = { dwal[x], dwal[x + 1], dwal[x + 2], dwal[x + 3] };
// Figure out where we vertically can start and stop drawing 4 columns in one go
int middle_y1 = y1[0];
int middle_y2 = y2[0];
for (int i = 1; i < 4; i++)
{
middle_y1 = MAX(y1[i], middle_y1);
middle_y2 = MIN(y2[i], middle_y2);
}
// If we got an empty column in our set we cannot draw 4 columns in one go:
bool empty_column_in_set = false;
for (int i = 0; i < 4; i++)
{
if (y2[i] <= y1[i])
empty_column_in_set = true;
}
if (empty_column_in_set || middle_y2 <= middle_y1)
{
for (int i = 0; i < 4; i++)
{
if (y2[i] <= y1[i])
continue;
R_DrawSkyColumn(x + i, y1[i], y2[i], 1);
}
continue;
}
// Draw the first rows where not all 4 columns are active
for (int i = 0; i < 4; i++)
{
if (y1[i] < middle_y1)
R_DrawSkyColumn(x + i, y1[i], middle_y1, 1);
}
// Draw the area where all 4 columns are active
R_DrawSkyColumn(x, middle_y1, middle_y2, 4);
// Draw the last rows where not all 4 columns are active
for (int i = 0; i < 4; i++)
{
if (middle_y2 < y2[i])
R_DrawSkyColumn(x + i, middle_y2, y2[i], 1);
}
}
// The last unaligned columns:
for (int x = aligned_x2; x < x2; x++)
for (int x = x1; x < x2; x++)
{
int y1 = uwal[x];
int y2 = dwal[x];