private void GenerateSimpleSprite(VertexHelper toFill, RichTextSprite richSprite, Sprite sprite)
{
UIVertex v = UIVertex.simpleVert;
var vertexIndex = richSprite.GetVertexIndex() * 4;
var fetchIndex = vertexIndex + 3;
if (fetchIndex >= toFill.currentVertCount)
{
return;
}
toFill.PopulateUIVertex(ref v, fetchIndex);
Vector3 textPos = v.position;
var tagSize = richSprite.GetSize();
var texture = sprite.texture;
var textureWidthInv = 1.0f / texture.width;
var textureHeightInv = 1.0f / texture.height;
var uvRect = sprite.textureRect;
uvRect = new Rect(uvRect.x * textureWidthInv, uvRect.y * textureHeightInv, uvRect.width * textureWidthInv, uvRect.height * textureHeightInv);
// pos = (0, 0)
var position = new Vector3(0, 0, 0) + textPos;
var uv0 = new Vector2(uvRect.x, uvRect.y);
setSpriteVertex(toFill, vertexIndex, position, uv0);
var fillAmount = richSprite.GetFillAmount();
// pos = (1, 0)
position = new Vector3(tagSize.x * fillAmount, 0, 0) + textPos;
uv0 = new Vector2(uvRect.x + uvRect.width * fillAmount, uvRect.y);
setSpriteVertex(toFill, ++vertexIndex, position, uv0);
// pos = (1, 1)
position = new Vector3(tagSize.x * fillAmount, tagSize.y, 0) + textPos;
uv0 = new Vector2(uvRect.x + uvRect.width * fillAmount, uvRect.y + uvRect.height);
setSpriteVertex(toFill, ++vertexIndex, position, uv0);
// pos = (0, 1)
position = new Vector3(0, tagSize.y, 0) + textPos;
uv0 = new Vector2(uvRect.x, uvRect.y + uvRect.height);
setSpriteVertex(toFill, ++vertexIndex, position, uv0);
}
private void GenerateSlicedSprite(VertexHelper toFill, RichTextSprite richSprite, Sprite sprite)
{
UIVertex v = UIVertex.simpleVert;
var vertexIndex = richSprite.GetVertexIndex() * 4;
var fetchIndex = vertexIndex + 3;
if (fetchIndex >= toFill.currentVertCount)
{
return;
}
toFill.PopulateUIVertex(ref v, fetchIndex);
Vector3 textPos = v.position;
var tagSize = richSprite.GetSize();
Vector4 border = sprite.border;
Vector4 adjustedBorders = border;
Vector4 outer, inner;
outer = Sprites.DataUtility.GetOuterUV(sprite);
inner = Sprites.DataUtility.GetInnerUV(sprite);
s_VertScratch[0] = new Vector2(0, 0);
s_VertScratch[3] = new Vector2(tagSize.x, tagSize.y);
s_VertScratch[1].x = adjustedBorders.x;
s_VertScratch[1].y = adjustedBorders.y;
s_VertScratch[2].x = tagSize.x - adjustedBorders.z;
s_VertScratch[2].y = tagSize.y - adjustedBorders.w;
for (int i = 0; i < 4; ++i)
{
s_VertScratch[i].x += textPos.x;
s_VertScratch[i].y += textPos.y;
}
s_UVScratch[0] = new Vector2(outer.x, outer.y);
s_UVScratch[1] = new Vector2(inner.x, inner.y);
s_UVScratch[2] = new Vector2(inner.z, inner.w);
s_UVScratch[3] = new Vector2(outer.z, outer.w);
int vertexCount = 0;
for (int x = 0; x < 3; ++x)
{
int x2 = x + 1;
for (int y = 0; y < 3; ++y)
{
int y2 = y + 1;
addSpriteQuad(toFill,
vertexIndex + vertexCount,
new Vector2(s_VertScratch[x].x, s_VertScratch[y].y),
new Vector2(s_VertScratch[x2].x, s_VertScratch[y2].y),
new Vector2(s_UVScratch[x].x, s_UVScratch[y].y),
new Vector2(s_UVScratch[x2].x, s_UVScratch[y2].y));
vertexCount += 4;
}
}
}