- rewrite screen triangle drawer to be more modular and better suppor…

…t the hwrenderer shaders
ZDoom · Aug 5, 2019 · f73470d · f73470d
1 parent ebe377e
commit f73470d
Show file tree

Hide file tree

Showing 4 changed files with 389 additions and 10 deletions.
diff --git a/src/rendering/polyrenderer/drawers/poly_triangle.cpp b/src/rendering/polyrenderer/drawers/poly_triangle.cpp
@@ -909,6 +909,7 @@ void PolyTriangleThreadData::DrawShadedTriangle(const ShadedTriVertex *const* ve
 	}
 #endif
 
+#if 0
 	// Keep varyings in -128 to 128 range if possible
 	// But don't do this for the skycap mode since the V texture coordinate is used for blending
 	if (numclipvert > 0 && drawargs.BlendMode() != TriBlendMode::Skycap)
@@ -921,6 +922,7 @@ void PolyTriangleThreadData::DrawShadedTriangle(const ShadedTriVertex *const* ve
 			clippedvert[i].v -= newOriginV;
 		}
 	}
+#endif
 
 	if (twosided && numclipvert > 2)
 	{

diff --git a/src/rendering/polyrenderer/drawers/poly_triangle.h b/src/rendering/polyrenderer/drawers/poly_triangle.h
@@ -198,16 +198,20 @@ class PolyTriangleThreadData
 		return MAX(c, 0);
 	}
 
-	// Varyings
-	float worldposX[MAXWIDTH];
-	float worldposY[MAXWIDTH];
-	float worldposZ[MAXWIDTH];
-	uint32_t texel[MAXWIDTH];
-	int32_t texelV[MAXWIDTH];
-	uint16_t lightarray[MAXWIDTH];
-	uint32_t dynlights[MAXWIDTH];
-	float depthvalues[MAXWIDTH];
-	uint8_t alphatestbuffer[MAXWIDTH];
+	struct Scanline
+	{
+		float W[MAXWIDTH];
+		float U[MAXWIDTH];
+		float V[MAXWIDTH];
+		float WorldX[MAXWIDTH];
+		float WorldY[MAXWIDTH];
+		float WorldZ[MAXWIDTH];
+		uint32_t FragColor[MAXWIDTH];
+#if 0
+		uint16_t lightarray[MAXWIDTH];
+		uint32_t dynlights[MAXWIDTH];
+#endif
+	} scanline;
 
 	static PolyTriangleThreadData *Get(DrawerThread *thread);