CCEffectLine added

Extensions/CCEffectLine/CCEffectLine.frag

@@ -0,0 +1,45 @@
+/*
+ * cocos2d for iPhone: http://www.cocos2d-iphone.org
+ *
+ * Copyright (c) 2014-2015 Lars Birkemose
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+// -----------------------------------------------------------------------
+
+uniform float u_textureMixEnabled;
+uniform highp float u_textureMix;
+
+void main()
+{
+    if (u_textureMixEnabled != 0.0)
+    {
+        vec4 tex1 = texture2D(cc_MainTexture, cc_FragTexCoord1);
+        vec4 tex2 = texture2D(cc_MainTexture, cc_FragTexCoord2);
+        gl_FragColor = cc_FragColor * mix(tex2, tex1, u_textureMix);
+    }
+    else
+    {
+        gl_FragColor = cc_FragColor * texture2D(cc_MainTexture, cc_FragTexCoord1);
+    }
+}
+
+// -----------------------------------------------------------------------
+

Extensions/CCEffectLine/CCEffectLine.h

@@ -0,0 +1,126 @@
+/*
+ * cocos2d for iPhone: http://www.cocos2d-iphone.org
+ *
+ * Copyright (c) 2014-2015 Lars Birkemose
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+// TODO Add documentation
+
+#import <Foundation/Foundation.h>
+#import "cocos2d.h"
+
+// -----------------------------------------------------------------------
+
+typedef NS_ENUM(NSInteger, CCEffectLineMode)
+{
+    CCEffectLineModePointToPoint,           // line is drawn point to point as defined
+    CCEffectLineModeFreeHand,               // free hand drawing
+    CCEffectLineModeStraight,               // line is drawn as a straight line between start and end
+};
+
+typedef NS_ENUM(NSInteger, CCEffectLineWidth)
+{
+    CCEffectLineWidthSimple,                // line width is constant
+    CCEffectLineWidthSpeed,                 // line width is dependent on drawing speed
+    CCEffectLineWidthBarrel,                // line width is barrel shaped
+};
+
+typedef NS_ENUM(NSInteger, CCEffectLineTexture)
+{
+    CCEffectLineTextureSimple,              // simple texturing
+    CCEffectLineTextureBlendSinus,          // textures are blended according to sinus shape
+    CCEffectLineTextureBlendLinear,         // textures are blended linear
+    CCEffectLineTextureRandom,              // textures are shown random
+};
+
+typedef NS_ENUM(NSInteger, CCEffectLineAnimation)
+{
+    CCEffectLineAnimationNone,              // no texture animation
+    CCEffectLineAnimationScroll,            // texture scrolls
+    CCEffectLineAnimationRandom,            // texture is animated randomly
+    CCEffectLineAnimationClamped,           // texture will be shown only once
+};
+
+typedef NS_ENUM(NSInteger, CCEffectLineDebug)
+{
+    CCEffectLineDebugNone,                  // no debug drawing
+    CCEffectLineDebugSegments,              // line is drawn as a series of segments
+    CCEffectLineDebugBoth,                  // both normal texture and segments are drawn
+};
+
+// -----------------------------------------------------------------------
+
+@interface CCEffectLine : CCSprite
+
+// -----------------------------------------------------------------------
+
+// control properties
+@property (nonatomic, assign) CCEffectLineMode lineMode;                // line type
+@property (nonatomic, assign) float life;                               // life span of the line
+@property (nonatomic, assign) BOOL autoRemove;                          // autoremove when expired
+@property (nonatomic, assign) BOOL smooth;                              // a smooth line will be generated
+@property (nonatomic, assign) float speedMultiplyer;                    // speed multiplyer
+@property (nonatomic, assign) float granularity;                        // granularity of the line (0->1)
+@property (nonatomic, assign) BOOL drawLineStart;                       // draw line start
+@property (nonatomic, assign) BOOL drawLineEnd;                         // draw line end
+@property (nonatomic, assign) CGPoint wind;                             // wind factor
+@property (nonatomic, assign) CGPoint gravity;                          // gravity factor
+@property (nonatomic, assign) GLKVector4 colorStart;                    // start color
+@property (nonatomic, assign) GLKVector4 colorEnd;                      // end color
+@property (nonatomic, assign) BOOL locked;                              // locked while adding
+@property (nonatomic, assign) CCEffectLineWidth widthMode;              // width type
+@property (nonatomic, assign) float widthStart;
+@property (nonatomic, assign) float widthEnd;
+@property (nonatomic, assign) CCEffectLineTexture textureMix;           // texture mixing
+@property (nonatomic, assign) CCEffectLineAnimation textureAnimation;   // texture animation
+@property (nonatomic, assign) NSUInteger textureCount;                  // textures in texture (number of lines, default 8)
+@property (nonatomic, assign) NSUInteger textureIndex;                  // current texture index
+@property (nonatomic, assign) float textureScale;                       // scale the texture
+@property (nonatomic, assign) float textureScroll;                      // scroll speed for texture animation
+@property (nonatomic, assign) float textureMixTime;                     // time to mix to next texture
+@property (nonatomic, assign) float textureGain;                        // defines gain of texture (normally just leave)
+@property (nonatomic, assign) CCEffectLineDebug debugMode;              // draw debug mode
+
+@property (nonatomic, readonly) float contentScale;
+@property (nonatomic, readonly) BOOL expired;                           // all segments have been removed
+@property (nonatomic, readonly) float length;                           // return length of line
+@property (nonatomic, readonly) float drawSpeed;                        // drawing speed
+
+
+// -----------------------------------------------------------------------
+
++ (instancetype)lineWithDictionary:(NSDictionary *)dict;
+- (instancetype)initWithDictionary:(NSDictionary *)dict;
+
++ (instancetype)lineWithImageNamed:(NSString *)imageName;
+- (instancetype)initWithImageNamed:(NSString *)imageName;
+
+- (void)start:(CGPoint)pos timestamp:(NSTimeInterval)timestamp;
+- (BOOL)add:(CGPoint)pos timestamp:(NSTimeInterval)timestamp;
+- (void)end:(CGPoint)pos timestamp:(NSTimeInterval)timestamp;
+- (void)clear;
+
+- (void)clearTextures;
+- (void)addTextures:(NSArray *)list;
+
+// -----------------------------------------------------------------------
+
+@end