Add a particle flag to allow user shaders on the sprites

ZDoom · Jan 29, 2025 · aae8c12 · aae8c12
1 parent 162ab3c
commit aae8c12
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Showing 3 changed files with 3 additions and 1 deletion.
diff --git a/src/playsim/p_effect.h b/src/playsim/p_effect.h
@@ -70,6 +70,7 @@ enum EParticleFlags
 	SPF_NOFACECAMERA			= 1 << 12,
 	SPF_ROLLCENTER				= 1 << 13,
 	SPF_STRETCHPIXELS			= 1 << 14,
+	SPF_ALLOWSHADERS			= 1 << 15,
 };
 
 class DVisualThinker;

diff --git a/src/rendering/hwrenderer/scene/hw_sprites.cpp b/src/rendering/hwrenderer/scene/hw_sprites.cpp
@@ -1416,7 +1416,7 @@ void HWSprite::ProcessParticle(HWDrawInfo *di, particle_t *particle, sector_t *s
 	foglevel = (uint8_t)clamp<short>(sector->lightlevel, 0, 255);
 
 	trans = particle->alpha;
-	OverrideShader = 0;
+	OverrideShader = (particle->flags & SPF_ALLOWSHADERS) ? -1 : 0;
 	modelframe = nullptr;
 	texture = nullptr;
 	topclip = LARGE_VALUE;

diff --git a/wadsrc/static/zscript/constants.zs b/wadsrc/static/zscript/constants.zs
@@ -723,6 +723,7 @@ enum EParticleFlags
 	SPF_NOFACECAMERA			= 1 << 12,
 	SPF_ROLLCENTER				= 1 << 13,
 	SPF_STRETCHPIXELS			= 1 << 14,
+	SPF_ALLOWSHADERS			= 1 << 15,
 
 	SPF_RELATIVE				= SPF_RELPOS|SPF_RELVEL|SPF_RELACCEL|SPF_RELANG
 };