axmol/samples/Cpp/TestCpp/Classes/DrawPrimitivesTest/DrawPrimitivesTest.cpp

301 lines
7.4 KiB
C++

#include "DrawPrimitivesTest.h"
using namespace std;
static int sceneIdx = -1;
CCLayer* nextSpriteTestAction();
CCLayer* backSpriteTestAction();
CCLayer* restartSpriteTestAction();
typedef CCLayer* (*NEWDRAWPRIMITIVESFUNC)();
#define DRAWPRIMITIVES_CREATE_FUNC(className) \
static CCLayer* create##className() \
{ return new className(); }
DRAWPRIMITIVES_CREATE_FUNC(DrawPrimitivesTest);
DRAWPRIMITIVES_CREATE_FUNC(DrawNodeTest);
static NEWDRAWPRIMITIVESFUNC createFunctions[] =
{
createDrawPrimitivesTest,
createDrawNodeTest,
};
#define MAX_LAYER (sizeof(createFunctions) / sizeof(createFunctions[0]))
static CCLayer* nextAction()
{
sceneIdx++;
sceneIdx = sceneIdx % MAX_LAYER;
CCLayer* pLayer = (createFunctions[sceneIdx])();
pLayer->autorelease();
return pLayer;
}
static CCLayer* backAction()
{
sceneIdx--;
int total = MAX_LAYER;
if( sceneIdx < 0 )
sceneIdx += total;
CCLayer* pLayer = (createFunctions[sceneIdx])();
pLayer->autorelease();
return pLayer;
}
static CCLayer* restartAction()
{
CCLayer* pLayer = (createFunctions[sceneIdx])();
pLayer->autorelease();
return pLayer;
}
// BaseLayer
BaseLayer::BaseLayer()
{
}
void BaseLayer::onEnter()
{
BaseTest::onEnter();
}
void BaseLayer::restartCallback(cocos2d::CCObject *pSender)
{
CCScene *s = new DrawPrimitivesTestScene();
s->addChild(restartAction());
CCDirector::sharedDirector()->replaceScene(s);
s->release();
}
void BaseLayer::nextCallback(cocos2d::CCObject *pSender)
{
CCScene *s = new DrawPrimitivesTestScene();;
s->addChild(nextAction());
CCDirector::sharedDirector()->replaceScene(s);
s->release();
}
void BaseLayer::backCallback(cocos2d::CCObject *pSender)
{
CCScene *s = new DrawPrimitivesTestScene();
s->addChild(backAction());
CCDirector::sharedDirector()->replaceScene(s);
s->release();
}
string BaseLayer::title()
{
return "No title";
}
string BaseLayer::subtitle()
{
return "";
}
// DrawPrimitivesTest
DrawPrimitivesTest::DrawPrimitivesTest()
{
}
void DrawPrimitivesTest::draw()
{
CHECK_GL_ERROR_DEBUG();
// draw a simple line
// The default state is:
// Line Width: 1
// color: 255,255,255,255 (white, non-transparent)
// Anti-Aliased
// glEnable(GL_LINE_SMOOTH);
ccDrawLine( VisibleRect::leftBottom(), VisibleRect::rightTop() );
CHECK_GL_ERROR_DEBUG();
// line: color, width, aliased
// glLineWidth > 1 and GL_LINE_SMOOTH are not compatible
// GL_SMOOTH_LINE_WIDTH_RANGE = (1,1) on iPhone
// glDisable(GL_LINE_SMOOTH);
glLineWidth( 5.0f );
ccDrawColor4B(255,0,0,255);
ccDrawLine( VisibleRect::leftTop(), VisibleRect::rightBottom() );
CHECK_GL_ERROR_DEBUG();
// TIP:
// If you are going to use always the same color or width, you don't
// need to call it before every draw
//
// Remember: OpenGL is a state-machine.
// draw big point in the center
ccPointSize(64);
ccDrawColor4B(0,0,255,128);
ccDrawPoint( VisibleRect::center() );
CHECK_GL_ERROR_DEBUG();
// draw 4 small points
CCPoint points[] = { ccp(60,60), ccp(70,70), ccp(60,70), ccp(70,60) };
ccPointSize(4);
ccDrawColor4B(0,255,255,255);
ccDrawPoints( points, 4);
CHECK_GL_ERROR_DEBUG();
// draw a green circle with 10 segments
glLineWidth(16);
ccDrawColor4B(0, 255, 0, 255);
ccDrawCircle( VisibleRect::center(), 100, 0, 10, false);
CHECK_GL_ERROR_DEBUG();
// draw a green circle with 50 segments with line to center
glLineWidth(2);
ccDrawColor4B(0, 255, 255, 255);
ccDrawCircle( VisibleRect::center(), 50, CC_DEGREES_TO_RADIANS(90), 50, true);
CHECK_GL_ERROR_DEBUG();
// open yellow poly
ccDrawColor4B(255, 255, 0, 255);
glLineWidth(10);
CCPoint vertices[] = { ccp(0,0), ccp(50,50), ccp(100,50), ccp(100,100), ccp(50,100) };
ccDrawPoly( vertices, 5, false);
CHECK_GL_ERROR_DEBUG();
// filled poly
glLineWidth(1);
CCPoint filledVertices[] = { ccp(0,120), ccp(50,120), ccp(50,170), ccp(25,200), ccp(0,170) };
ccDrawSolidPoly(filledVertices, 5, ccc4f(0.5f, 0.5f, 1, 1 ) );
// closed purble poly
ccDrawColor4B(255, 0, 255, 255);
glLineWidth(2);
CCPoint vertices2[] = { ccp(30,130), ccp(30,230), ccp(50,200) };
ccDrawPoly( vertices2, 3, true);
CHECK_GL_ERROR_DEBUG();
// draw quad bezier path
ccDrawQuadBezier(VisibleRect::leftTop(), VisibleRect::center(), VisibleRect::rightTop(), 50);
CHECK_GL_ERROR_DEBUG();
// draw cubic bezier path
ccDrawCubicBezier(VisibleRect::center(), ccp(VisibleRect::center().x+30,VisibleRect::center().y+50), ccp(VisibleRect::center().x+60,VisibleRect::center().y-50),VisibleRect::right(),100);
CHECK_GL_ERROR_DEBUG();
//draw a solid polygon
CCPoint vertices3[] = {ccp(60,160), ccp(70,190), ccp(100,190), ccp(90,160)};
ccDrawSolidPoly( vertices3, 4, ccc4f(1,1,0,1) );
// restore original values
glLineWidth(1);
ccDrawColor4B(255,255,255,255);
ccPointSize(1);
CHECK_GL_ERROR_DEBUG();
}
string DrawPrimitivesTest::title()
{
return "draw primitives";
}
string DrawPrimitivesTest::subtitle()
{
return "Drawing Primitives. Use CCDrawNode instead";
}
// DrawNodeTest
DrawNodeTest::DrawNodeTest()
{
CCSize s = CCDirector::sharedDirector()->getWinSize();
CCDrawNode *draw = CCDrawNode::create();
addChild(draw, 10);
// Draw 10 circles
for( int i=0; i < 10; i++)
{
draw->drawDot(ccp(s.width/2, s.height/2), 10*(10-i), ccc4f(CCRANDOM_0_1(), CCRANDOM_0_1(), CCRANDOM_0_1(), 1));
}
// Draw polygons
CCPoint points[] = { CCPoint(s.height/4,0), CCPoint(s.width,s.height/5), CCPoint(s.width/3*2,s.height) };
draw->drawPolygon(points, sizeof(points)/sizeof(points[0]), ccc4f(1,0,0,0.5), 4, ccc4f(0,0,1,1));
// star poly (triggers buggs)
{
const float o=80;
const float w=20;
const float h=50;
CCPoint star[] = {
CCPoint(o+w,o-h), CCPoint(o+w*2, o), // lower spike
CCPoint(o + w*2 + h, o+w ), CCPoint(o + w*2, o+w*2), // right spike
// {o +w, o+w*2+h}, {o,o+w*2}, // top spike
// {o -h, o+w}, {o,o}, // left spike
};
draw->drawPolygon(star, sizeof(star)/sizeof(star[0]), ccc4f(1,0,0,0.5), 1, ccc4f(0,0,1,1));
}
// star poly (doesn't trigger bug... order is important un tesselation is supported.
{
const float o=180;
const float w=20;
const float h=50;
CCPoint star[] = {
CCPoint(o,o), CCPoint(o+w,o-h), CCPoint(o+w*2, o), // lower spike
CCPoint(o + w*2 + h, o+w ), CCPoint(o + w*2, o+w*2), // right spike
CCPoint(o +w, o+w*2+h), CCPoint(o,o+w*2), // top spike
CCPoint(o -h, o+w), // left spike
};
draw->drawPolygon(star, sizeof(star)/sizeof(star[0]), ccc4f(1,0,0,0.5), 1, ccc4f(0,0,1,1));
}
// Draw segment
draw->drawSegment(ccp(20,s.height), ccp(20,s.height/2), 10, ccc4f(0, 1, 0, 1));
draw->drawSegment(ccp(10,s.height/2), ccp(s.width/2, s.height/2), 40, ccc4f(1, 0, 1, 0.5));
}
string DrawNodeTest::title()
{
return "Test CCDrawNode";
}
string DrawNodeTest::subtitle()
{
return "Testing DrawNode - batched draws. Concave polygons are BROKEN";
}
void DrawPrimitivesTestScene::runThisTest()
{
CCLayer* pLayer = nextAction();
addChild(pLayer);
CCDirector::sharedDirector()->replaceScene(this);
}