spine-runtimes/spine-cocos2dx/example/Classes/SimpleCommand.cpp

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#include "SimpleCommand.h"

USING_NS_CC;
using namespace std;

Scene* SimpleCommand::scene () {
	Scene *scene = Scene::create();
	scene->addChild(SimpleCommand::create());
	return scene;
}

bool SimpleCommand::init () {
	if (!Node::init()) return false;

	setGLProgramState(GLProgramState::getOrCreateWithGLProgramName(GLProgram::SHADER_NAME_POSITION_TEXTURE_COLOR_NO_MVP));

	_texture = _director->getTextureCache()->addImage("sprite.png");
	
	setPosition(100, 100);

	return true;
}

void SimpleCommand::draw (Renderer* renderer, const Mat4& transform, uint32_t transformFlags) {
	TrianglesCommand::Triangles* triangles = new TrianglesCommand::Triangles();
	
	float x = 0, y = 0;
	float w = 80, h = 80;

	triangles->vertCount = 4;
	triangles->verts = new V3F_C4B_T2F[4];
	triangles->verts[0].colors = Color4B::WHITE;
	triangles->verts[0].texCoords.u = 0;
	triangles->verts[0].texCoords.v = 1;
	triangles->verts[0].vertices.x = 0;
	triangles->verts[0].vertices.y = 0;
	triangles->verts[0].vertices.z = 0;

	triangles->verts[1].colors = Color4B::WHITE;
	triangles->verts[1].texCoords.u = 0;
	triangles->verts[1].texCoords.v = 0;
	triangles->verts[1].vertices.x = 0;
	triangles->verts[1].vertices.y = h;
	triangles->verts[1].vertices.z = 0;

	triangles->verts[2].colors = Color4B::WHITE;
	triangles->verts[2].texCoords.u = 1;
	triangles->verts[2].texCoords.v = 1;
	triangles->verts[2].vertices.x = w;
	triangles->verts[2].vertices.y = 0;
	triangles->verts[2].vertices.z = 0;

	triangles->verts[3].colors = Color4B::WHITE;
	triangles->verts[3].texCoords.u = 1;
	triangles->verts[3].texCoords.v = 0;
	triangles->verts[3].vertices.x = w;
	triangles->verts[3].vertices.y = h;
	triangles->verts[3].vertices.z = 0;

	triangles->indexCount = 6;
	triangles->indices = new GLushort[6];
	triangles->indices[0] = 0;
	triangles->indices[1] = 1;
	triangles->indices[2] = 2;
	triangles->indices[3] = 3;
	triangles->indices[4] = 2;
	triangles->indices[5] = 1;

	TrianglesCommand* trianglesCommand = new TrianglesCommand();
	trianglesCommand->init(_globalZOrder, _texture->getName(), getGLProgramState(), BlendFunc::ALPHA_PREMULTIPLIED, *triangles, transform, transformFlags);
   renderer->addCommand(trianglesCommand);
}