public RenderTextureTestDepthStencil()
{
CCSize s = CCDirector.SharedDirector.WinSize;
CCSprite sprite = new CCSprite("Images/fire");
sprite.Position = new CCPoint(s.Width * 0.25f, 0);
sprite.Scale = 10;
CCRenderTexture rend = new CCRenderTexture((int)s.Width, (int)s.Height, SurfaceFormat.Color, DepthFormat.Depth24Stencil8, RenderTargetUsage.DiscardContents);
rend.BeginWithClear(0, 0, 0, 0, 0);
var save = CCDrawManager.DepthStencilState;
CCDrawManager.DepthStencilState = new DepthStencilState()
{
ReferenceStencil = 1,
DepthBufferEnable = false,
StencilEnable = true,
StencilFunction = CompareFunction.Always,
StencilPass = StencilOperation.Replace,
TwoSidedStencilMode = true,
CounterClockwiseStencilFunction = CompareFunction.Always,
CounterClockwiseStencilPass = StencilOperation.Replace,
};
sprite.Visit();
CCDrawManager.DepthStencilState = new DepthStencilState()
{
DepthBufferEnable = false,
StencilEnable = true,
StencilFunction = CompareFunction.NotEqual,
StencilPass = StencilOperation.Keep,
ReferenceStencil = 1
};
// GL_SRC_ALPHA
CCDrawManager.BlendFunc(new CCBlendFunc(OGLES.GL_ONE, OGLES.GL_ONE_MINUS_SRC_ALPHA));
//! move sprite half width and height, and draw only where not marked
sprite.Position = sprite.Position + new CCPoint(sprite.ContentSize.Width * sprite.Scale, sprite.ContentSize.Height * sprite.Scale) * 0.5f;
sprite.Visit();
CCDrawManager.DepthStencilState = save;
rend.End();
rend.Position = new CCPoint(s.Width * 0.5f, s.Height * 0.5f);
AddChild(rend);
}
public override void OnEnter()
{
base.OnEnter(); CCSize windowSize = Layer.VisibleBoundsWorldspace.Size;
CCSprite sprite = new CCSprite("Images/fire");
sprite.Position = new CCPoint(windowSize.Width * 0.25f, 0);
sprite.Scale = 10;
CCRenderTexture rend = new CCRenderTexture(windowSize, windowSize,
CCSurfaceFormat.Color,
CCDepthFormat.Depth24Stencil8, CCRenderTargetUsage.DiscardContents);
rend.BeginWithClear(0, 0, 0, 0, 0);
// var save = CCDrawManager.SharedDrawManager.DepthStencilState;
//
// CCDrawManager.SharedDrawManager.DepthStencilState = new DepthStencilState()
// {
// ReferenceStencil = 1,
//
// DepthBufferEnable = false,
// StencilEnable = true,
// StencilFunction = CompareFunction.Always,
// StencilPass = StencilOperation.Replace,
//
// TwoSidedStencilMode = true,
// CounterClockwiseStencilFunction = CompareFunction.Always,
// CounterClockwiseStencilPass = StencilOperation.Replace,
// };
sprite.Visit();
// CCDrawManager.SharedDrawManager.DepthStencilState = new DepthStencilState()
// {
// DepthBufferEnable = false,
// StencilEnable = true,
// StencilFunction = CompareFunction.NotEqual,
// StencilPass = StencilOperation.Keep,
// ReferenceStencil = 1
// };
// CCDrawManager.SharedDrawManager.BlendFunc(new CCBlendFunc(CCOGLES.GL_ONE, CCOGLES.GL_ONE_MINUS_SRC_ALPHA));
sprite.Position = sprite.Position
+ new CCPoint(sprite.ContentSize.Width * sprite.ScaleX, sprite.ContentSize.Height * sprite.ScaleY) * 0.5f;
sprite.Visit();
// CCDrawManager.SharedDrawManager.DepthStencilState = save;
rend.End();
rend.Position = new CCPoint(windowSize.Width * 0.5f, windowSize.Height * 0.5f);
AddChild(rend);
}
public override void OnEnter()
{
base.OnEnter(); CCSize windowSize = Layer.VisibleBoundsWorldspace.Size;
spritePremulti.Position = new CCPoint(16, 48);
spriteNonpremulti.Position = new CCPoint(16, 16);
CCSize rendSize = new CCSize(32, 64);
/* A2 & B2 setup */
CCRenderTexture rend = new CCRenderTexture(rendSize, rendSize);
// It's possible to modify the RenderTexture blending function by
// CCBlendFunc bf = new CCBlendFunc (OGLES.GL_ONE, OGLES.GL_ONE_MINUS_SRC_ALPHA);
// rend.Sprite.BlendFunc = bf;
rend.Begin();
// A2
spritePremulti.Visit();
// B2
spriteNonpremulti.Visit();
rend.End();
/* A1: setup */
spritePremulti.Position = new CCPoint(windowSize.Width / 2 - 16, windowSize.Height / 2 + 16);
/* B1: setup */
spriteNonpremulti.Position = new CCPoint(windowSize.Width / 2 - 16, windowSize.Height / 2 - 16);
rend.Position = new CCPoint(windowSize.Width / 2 + 16, windowSize.Height / 2);
AddChild(spriteNonpremulti);
AddChild(spritePremulti);
AddChild(rend);
}
public Button(CCSprite sprite, CCLabel label)
: this()
{
this.ContentSize = sprite.ScaledContentSize;
sprite.AnchorPoint = CCPoint.AnchorLowerLeft;
label.Position = sprite.ContentSize.Center;
// Create the render texture to draw to. It will be the size of the button background sprite
var render = new CCRenderTexture(sprite.ContentSize, sprite.ContentSize);
// Clear it to any background color you want
render.BeginWithClear(CCColor4B.Transparent);
// Render the background sprite to the render texture
sprite.Visit();
// Render the label to the render texture
label.Visit();
// End the rendering
render.End();
// Add the button sprite to this node so it can be rendered
buttonSprite = render.Sprite;
buttonSprite.AnchorPoint = CCPoint.AnchorMiddle;
AddChild(this.buttonSprite);
}
public SpriteWithColor(CCColor4B bgColor, CCSize textureSizeInPixels) : base()
{
// 1: Create new CCRenderTexture
CCRenderTexture rt = new CCRenderTexture(textureSizeInPixels, textureSizeInPixels);
// 2: Call CCRenderTexture:begin
rt.BeginWithClear(bgColor);
// 3: Draw into the texture
// You'll add this later
GenerateGradient(textureSizeInPixels);
var noise = new CCSprite("images/Noise.png");
noise.AnchorPoint = CCPoint.AnchorLowerLeft;
noise.Position = CCPoint.Zero;
noise.BlendFunc = new CCBlendFunc(CCOGLES.GL_DST_COLOR, CCOGLES.GL_ZERO);
noise.Texture.SamplerState = Microsoft.Xna.Framework.Graphics.SamplerState.LinearWrap;
// To get the linear wrap to work correctly we have to set the TextureRectInPixels as well as ContentSize
noise.TextureRectInPixels = new CCRect(0, 0, textureSizeInPixels.Width, textureSizeInPixels.Height);
noise.ContentSize = noise.TextureRectInPixels.Size;
noise.Visit();
// 4: Call CCRenderTexture:end
rt.End();
this.Texture = rt.Texture;
}
public RenderTextureIssue937()
{
/*
* 1 2
* A: A1 A2
*
* B: B1 B2
*
* A1: premulti sprite
* A2: premulti render
*
* B1: non-premulti sprite
* B2: non-premulti render
*/
CCLayerColor background = new CCLayerColor(new CCColor4B(200, 200, 200, 255));
AddChild(background);
CCSprite spr_premulti = new CCSprite("Images/fire");
spr_premulti.Position = new CCPoint(16, 48);
CCSprite spr_nonpremulti = new CCSprite("Images/fire");
spr_nonpremulti.Position = new CCPoint(16, 16);
/* A2 & B2 setup */
CCRenderTexture rend = new CCRenderTexture(32, 64);
// It's possible to modify the RenderTexture blending function by
//CCBlendFunc bf = new CCBlendFunc (OGLES.GL_ONE, OGLES.GL_ONE_MINUS_SRC_ALPHA);
//rend.Sprite.BlendFunc = bf;
rend.Begin();
// A2
spr_premulti.Visit();
// B2
spr_nonpremulti.Visit();
rend.End();
CCSize s = CCDirector.SharedDirector.WinSize;
/* A1: setup */
spr_premulti.Position = new CCPoint(s.Width / 2 - 16, s.Height / 2 + 16);
/* B1: setup */
spr_nonpremulti.Position = new CCPoint(s.Width / 2 - 16, s.Height / 2 - 16);
rend.Position = new CCPoint(s.Width / 2 + 16, s.Height / 2);
AddChild(spr_nonpremulti);
AddChild(spr_premulti);
AddChild(rend);
}
public override void Visit(ref CCAffineTransform parentWorldTransform)
{
if (positionsAreDirty)
{
UpdatePositions();
AdjustScale9ImagePosition();
positionsAreDirty = false;
}
var localTransform = AffineLocalTransform;
var worldTransform = CCAffineTransform.Identity;
CCAffineTransform.Concat(ref localTransform, ref parentWorldTransform, out worldTransform);
if (isScale9Enabled)
{
for (var j = 0; j < protectedChildren.Count; j++)
{
var node = protectedChildren[j] as CCSprite;
if (node != null)
{
node.Visit(ref worldTransform);
}
else
{
break;
}
}
}
else
{
if (scale9Image != null)
{
scale9Image.Visit(ref worldTransform);
}
}
base.Visit(ref parentWorldTransform);
}
void OnTouchesMoved(List <CCTouch> touches, CCEvent touchEvent)
{
CCAffineTransform worldTransform = AffineWorldTransform;
CCTouch touch = touches[0];
CCPoint start = touch.Location;
CCPoint end = touch.PreviousLocation;
// begin drawing to the render texture
target.Begin();
// for extra points, we'll draw this smoothly from the last position and vary the sprite's
// scale/rotation/offset
float distance = CCPoint.Distance(start, end);
if (distance > 1)
{
var d = (int)distance;
for (int i = 0; i < d; i++)
{
float difx = end.X - start.X;
float dify = end.Y - start.Y;
float delta = i / distance;
brush.Position = new CCPoint(start.X + (difx * delta), start.Y + (dify * delta));
brush.Rotation = CCRandom.Next() % 360;
float r = (CCRandom.Next() % 50 / 50f) + 0.25f;
brush.Scale = r;
// Comment out the following line to show just the initial red color set
brush.Color = new CCColor3B((byte)(CCRandom.Next() % 127 + 128), 255, 255);
// Call visit to draw the brush, don't call draw..
brush.Visit(ref worldTransform);
}
}
// finish drawing and return context back to the screen
target.End();
}
public StripeWithColor(CCColor4B c1, CCColor4B c2, CCSize textureSizeInPixels, int nStripes) : base()
{
// 1: Create new CCRenderTexture
CCRenderTexture rt = new CCRenderTexture(textureSizeInPixels, textureSizeInPixels);
// 2: Call CCRenderTexture:begin
rt.BeginWithClear(c1);
// 3: Draw into the texture
// You'll add this later
GenerateStripes(textureSizeInPixels, c2, nStripes);
var noise = new CCSprite("images/Noise.png");
noise.AnchorPoint = CCPoint.AnchorLowerLeft;
noise.BlendFunc = new CCBlendFunc(CCOGLES.GL_DST_COLOR, CCOGLES.GL_ZERO);
noise.Visit();
// 4: Call CCRenderTexture:end
rt.End();
this.Texture = rt.Texture;
}
