268 		destBlendFactorState = BLEND_ZERO;  in init()
273 		destBlendFactorStateAlpha = BLEND_ZERO;  in init()
792 		if(!alphaBlendEnable) return BLEND_ZERO;  in destBlendFactor()
818 			if(sourceBlendFactor() == BLEND_ZERO)  in blendOperation()
820 				if(destBlendFactor() == BLEND_ZERO)  in blendOperation()
831 				if(destBlendFactor() == BLEND_ZERO)  in blendOperation()
842 				if(destBlendFactor() == BLEND_ZERO)  in blendOperation()
852 			if(sourceBlendFactor() == BLEND_ZERO)  in blendOperation()
858 				if(destBlendFactor() == BLEND_ZERO)  in blendOperation()
869 				if(destBlendFactor() == BLEND_ZERO)  in blendOperation()
879 			if(sourceBlendFactor() == BLEND_ZERO)  in blendOperation()
881 				if(destBlendFactor() == BLEND_ZERO)  in blendOperation()
892 				if(destBlendFactor() == BLEND_ZERO)  in blendOperation()
903 				if(destBlendFactor() == BLEND_ZERO)  in blendOperation()
986 				if(sourceBlendFactorAlpha() == BLEND_ZERO)  in blendOperationAlpha()
988 					if(destBlendFactorAlpha() == BLEND_ZERO)  in blendOperationAlpha()
999 					if(destBlendFactorAlpha() == BLEND_ZERO)  in blendOperationAlpha()
1010 					if(destBlendFactorAlpha() == BLEND_ZERO)  in blendOperationAlpha()
1020 				if(sourceBlendFactorAlpha() == BLEND_ZERO)  in blendOperationAlpha()
1026 					if(destBlendFactorAlpha() == BLEND_ZERO)  in blendOperationAlpha()
1037 					if(destBlendFactorAlpha() == BLEND_ZERO)  in blendOperationAlpha()
1047 				if(sourceBlendFactorAlpha() == BLEND_ZERO)  in blendOperationAlpha()
1049 					if(destBlendFactorAlpha() == BLEND_ZERO)  in blendOperationAlpha()
1060 					if(destBlendFactorAlpha() == BLEND_ZERO)  in blendOperationAlpha()
1071 					if(destBlendFactorAlpha() == BLEND_ZERO)  in blendOperationAlpha()