core: prototype bitmap primitive.

1 files changed, 74 insertions, 0 deletions

diff --git a/test/core.c b/test/core.c
index f2b0b17..7d226f3 100644
--- a/test/core.c
+++ b/test/core.c
@@ -1141,6 +1141,79 @@ _test_image()
 #undef IMAGE_PATH
 #undef IMAGE_ALIGN
 
+#define BITMAP_X 10
+#define BITMAP_Y 20
+#define BITMAP_W 30
+#define BITMAP_H 40
+#define BITMAP_WIDTH 16
+#define BITMAP_HEIGHT 16
+#define BITMAP_ALIGN D2TK_ALIGN_LEFT
+
+static void
+_check_bitmap(const d2tk_com_t *com, const d2tk_clip_t *clip)
+{
+	assert(clip->x0 == CLIP_X);
+	assert(clip->y0 == CLIP_Y);
+	assert(clip->x1 == CLIP_X + CLIP_W);
+	assert(clip->y1 == CLIP_Y + CLIP_H);
+	assert(clip->w == CLIP_W);
+	assert(clip->h == CLIP_H);
+
+	assert(com->size == sizeof(d2tk_body_bitmap_t)
+		+ BITMAP_WIDTH*BITMAP_HEIGHT*sizeof(uint32_t));
+	assert(com->instr == D2TK_INSTR_BITMAP);
+	assert(com->body->bitmap.x == BITMAP_X - CLIP_X);
+	assert(com->body->bitmap.y == BITMAP_Y - CLIP_Y);
+	assert(com->body->bitmap.w == BITMAP_W);
+	assert(com->body->bitmap.h == BITMAP_H);
+	assert(com->body->bitmap.align == BITMAP_ALIGN);
+	assert(com->body->bitmap.surf.w == BITMAP_WIDTH);
+	assert(com->body->bitmap.surf.h == BITMAP_HEIGHT);
+	for(unsigned i = 0; i < BITMAP_WIDTH*BITMAP_HEIGHT; i++)
+	{
+		assert(com->body->bitmap.surf.rgba[i] == 999 - i);
+	}
+}
+
+static void
+_test_bitmap()
+{
+	d2tk_mock_ctx_t ctx = {
+		.check = _check_bitmap
+	};
+
+	d2tk_core_t *core = d2tk_core_new(&d2tk_mock_driver, &ctx);
+	assert(core);
+
+	d2tk_core_set_dimensions(core, DIM_W, DIM_H);
+
+	d2tk_core_pre(core);
+	const ssize_t ref = d2tk_core_bbox_push(core, true,
+		&D2TK_RECT(CLIP_X, CLIP_Y, CLIP_W, CLIP_H));
+	assert(ref >= 0);
+
+	uint32_t surf [BITMAP_WIDTH*BITMAP_HEIGHT];
+	for(unsigned i = 0; i < BITMAP_WIDTH*BITMAP_HEIGHT; i++)
+	{
+		surf[i] = 999 - i;
+	}
+
+	d2tk_core_bitmap(core, &D2TK_RECT(BITMAP_X, BITMAP_Y, BITMAP_W, BITMAP_H),
+		BITMAP_WIDTH, BITMAP_HEIGHT, surf, BITMAP_ALIGN);
+
+	d2tk_core_bbox_pop(core, ref);
+	d2tk_core_post(core);
+	d2tk_core_free(core);
+}
+
+#undef BITMAP_X
+#undef BITMAP_Y
+#undef BITMAP_W
+#undef BITMAP_H
+#undef BITMAP_WIDTH
+#undef BITMAP_HEIGHT
+#undef BITMAP_ALIGN
+
 #define STROKE_WIDTH 2
 
 static void
@@ -1283,6 +1356,7 @@ main(int argc __attribute__((unused)), char **argv __attribute__((unused)))
 	_test_font_face();
 	_test_text();
 	_test_image();
+	_test_bitmap();
 	_test_stroke_width();
 
 	_test_triple();