OrdinaryMagician/vkdoom_m
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Add plane clipping to the triangle drawer

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This commit is contained in:
Magnus Norddahl 2016-11-26 10:49:29 +01:00
commit c37ce1fdbc
19 changed files with 146 additions and 99 deletions
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7
src/r_poly_decal.cpp
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@ -29,7 +29,7 @@
#include "r_poly.h"
#include "a_sharedglobal.h"
void RenderPolyDecal::RenderWallDecals(const TriMatrix &worldToClip, const seg_t *line, uint32_t subsectorDepth, uint32_t stencilValue)
void RenderPolyDecal::RenderWallDecals(const TriMatrix &worldToClip, const Vec4f &clipPlane, const seg_t *line, uint32_t subsectorDepth, uint32_t stencilValue)
{
if (line->linedef == nullptr && line->sidedef == nullptr)
return;
@ -37,11 +37,11 @@ void RenderPolyDecal::RenderWallDecals(const TriMatrix &worldToClip, const seg_t
for (DBaseDecal *decal = line->sidedef->AttachedDecals; decal != nullptr; decal = decal->WallNext)
{
RenderPolyDecal render;
render.Render(worldToClip, decal, line, subsectorDepth, stencilValue);
render.Render(worldToClip, clipPlane, decal, line, subsectorDepth, stencilValue);
}
}
void RenderPolyDecal::Render(const TriMatrix &worldToClip, DBaseDecal *decal, const seg_t *line, uint32_t subsectorDepth, uint32_t stencilValue)
void RenderPolyDecal::Render(const TriMatrix &worldToClip, const Vec4f &clipPlane, DBaseDecal *decal, const seg_t *line, uint32_t subsectorDepth, uint32_t stencilValue)
{
if (decal->RenderFlags & RF_INVISIBLE || !viewactive || !decal->PicNum.isValid())
return;
@ -166,5 +166,6 @@ void RenderPolyDecal::Render(const TriMatrix &worldToClip, DBaseDecal *decal, co
args.stenciltestvalue = stencilValue;
args.stencilwritevalue = stencilValue;
//mode = R_SetPatchStyle (decal->RenderStyle, (float)decal->Alpha, decal->Translation, decal->AlphaColor);
args.SetClipPlane(clipPlane.x, clipPlane.y, clipPlane.z, clipPlane.w);
PolyTriangleDrawer::draw(args, TriDrawVariant::DrawSubsector, TriBlendMode::Shaded);
}