init commit

2025-06-11 22:45:11 +08:00
commit 71307f3e53
115 changed files with 13922 additions and 0 deletions
@@ -0,0 +1,24 @@
+#include "dvr_triangle.h"
+#include "pipe/dvc_rasterizer.h"
+
+void Triangle::build(const davinci::fVector3& _pixelColor, int32_t canvasWidth, int32_t canvasHeight, bool debug)
+{
+	pixelColor = _pixelColor;
+	pixels.clear();
+
+	//make sure it's cw
+	bool ccw = false;
+	if ((p2 - p1).crossProduct(p0 - p2).z > 0) {
+		ccw = true;
+	}
+
+	//build pixel data
+	davinci::Rasterizer::drawTriangleLarrabee(canvasWidth, canvasHeight,
+		p0.xy(), p1.xy(), p2.xy(),
+		[this](std::pair<int32_t, int32_t> pos, const davinci::fVector3& t) 
+		{
+			pixels.push_back(pos);
+		},
+		ccw
+	);
+}