49 lines
1.5 KiB
C++
49 lines
1.5 KiB
C++
#include "Rasterizer.h"
|
|
#include "BaseTestCase.h"
|
|
|
|
#include "CameraDefinition.h"
|
|
#include "CanvasPortion.h"
|
|
#include "Color.h"
|
|
#include "Scenery.h"
|
|
#include "SoftwareRenderer.h"
|
|
#include "Vector3.h"
|
|
|
|
class FakeRasterizer : public Rasterizer {
|
|
public:
|
|
FakeRasterizer(SoftwareRenderer *renderer) : Rasterizer(renderer, NULL, 0, COLOR_WHITE) {
|
|
}
|
|
virtual Color shadeFragment(const CanvasFragment &, const CanvasFragment *) const override {
|
|
return COLOR_RED;
|
|
}
|
|
virtual int prepareRasterization() override {
|
|
return 0;
|
|
}
|
|
virtual void rasterizeToCanvas(CanvasPortion *) override {
|
|
}
|
|
};
|
|
|
|
TEST(Rasterizer, autoSplitNearFrustum) {
|
|
Scenery scenery;
|
|
scenery.getCamera()->setLocation(Vector3(0.0, 5.0, 0.0));
|
|
scenery.getCamera()->setTarget(Vector3(0.0, 5.0, 1.0));
|
|
SoftwareRenderer renderer(&scenery);
|
|
|
|
FakeRasterizer rast(&renderer);
|
|
CanvasPortion portion;
|
|
portion.setSize(300, 300);
|
|
portion.preparePixels();
|
|
|
|
rast.pushTriangle(&portion, Vector3(0.0, 0.0, 8.0), Vector3(0.0, 0.0, 10.0), Vector3(2.0, 0.0, 8.0));
|
|
EXPECT_EQ(1, rast.getTriangleCount());
|
|
|
|
rast.resetTriangleCount();
|
|
rast.setAutoCutLimit(15.0);
|
|
rast.pushTriangle(&portion, Vector3(0.0, 0.0, 0.0), Vector3(-10.0, 0.0, 10.0), Vector3(10.0, 0.0, 10.0));
|
|
EXPECT_EQ(0, rast.getTriangleCount());
|
|
|
|
rast.resetTriangleCount();
|
|
rast.setAutoCutLimit(9.0);
|
|
rast.pushTriangle(&portion, Vector3(0.0, 0.0, 0.0), Vector3(-10.0, 0.0, 10.0), Vector3(10.0, 0.0, 10.0));
|
|
EXPECT_EQ(3, rast.getTriangleCount());
|
|
}
|