Write a lengthy test

samples/zclip_triangle/main.c

@@ -1,6 +1,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
+#include <kos.h>
 
 #include "gl.h"
 #include "glu.h"
@@ -44,6 +45,8 @@ void ReSizeGLScene(int Width, int Height)
 /* The main drawing function. */
 void DrawGLScene()
 {
+    usleep(500000);
+
     static GLfloat rotation = 0.0f;
     static GLfloat movement = 0.0f;
     static GLboolean increasing = GL_TRUE;
@@ -60,7 +63,7 @@ void DrawGLScene()
         movement -= 0.05f;
     }
 
-    rotation += 0.5f;
+    rotation += 10.0f;
     rotation = (rotation > 360.0f) ? rotation - 360.0f : rotation;
 
     glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);		// Clear The Screen And The Depth Buffer
@@ -69,15 +72,15 @@ void DrawGLScene()
     glDisable(GL_CULL_FACE);
 
     glPushMatrix();
-        glTranslatef(0.0f, -1.0f, movement);
+        glTranslatef(0.0f, -0.1f, 0 /*movement*/);
         glRotatef(rotation, 0.0f, 1.0f, 0.0f);
 
         glBegin(GL_TRIANGLES);
             glColor3f(1.0f, 0.0f, 0.0f);
-            glVertex3f(0.0f, 0.0f, -5.0f);
+            glVertex3f(-2.5f, 0.0f, 5.0f);
 
             glColor3f(1.0f, 0.0f, 0.0f);
-            glVertex3f(-2.5f, 0.0f, 5.0f);
+            glVertex3f(0.0f, 0.0f, -5.0f);
 
             glColor3f(0.0f, 0.0f, 1.0f);
             glVertex3f(2.5f, 0.0f, 5.0f);

tests/test_nearz_clipping.h

@@ -52,7 +52,6 @@ private:
 
 #define assert_vertex_equal(v, x, y, z) \
     assert_is_not_null(v); \
-    printf("> %f, %f, %f\n", v->xyz[0], v->xyz[1], v->xyz[2]); \
     assert_close(v->xyz[0], x, 0.0001f); \
     assert_close(v->xyz[1], y, 0.0001f); \
     assert_close(v->xyz[2], z, 0.0001f); \
@@ -271,6 +270,104 @@ public:
     void test_clipping_011() {
 
     }
+
+    void test_complex_strip() {
+        VertexBuilder builder;
+
+        auto list = builder.
+            add_header().
+            add(5, 0, -8, 8).
+            add(2, 0, -4, 4).
+            add(6, 0, -3, 3).
+            add(4, 0, 5, -5).
+            add(10, 0, 3, -3).
+            add(11, 0, 5, -5).
+            add(12, 0, 3, -3).
+            add(17, 0, 5, -5).
+            add(16, 0, -3, 3).
+            add(19, 0, -2, 2).
+            add_last(17, 0, -7, 7).done();
+
+        ListIterator* it = _glIteratorBegin(list.first, list.second);
+        assert_is_not_null(it);
+        assert_is_header(it->active);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 5, 0, -8);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 2, 0, -4);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 6, 0, -3);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 2.88888f, 0, 0);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 5.25f, 0, 0);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 6, 0, -3);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 5.25f, 0, 0);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 8.0f, 0, 0);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 14.0f, 0, 0);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 16.375f, 0, 0);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 16.0f, 0, -3); // 8
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 16.375f, 0, 0);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 18.4286f, 0, 0);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 16.0f, 0, -3);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 19.0f, 0, -2);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 16.0f, 0, -3);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 19.0f, 0, -2);
+
+        it = _glIteratorNext(it);
+        assert_is_not_null(it);
+        assert_vertex_equal(it->active, 17.0f, 0, -7);
+        assert_equal(it->active->flags, PVR_CMD_VERTEX_EOL);
+
+        it = _glIteratorNext(it);
+        assert_is_null(it);
+    }
 };
 
 }