...
// create mesh
Sprite3D* mesh = Sprite3D::create("mymesh.c3b");
// create the shader
GLProgram* shader = GLProgram::createWithFilenames("shaders/lightmap.vert","shaders/lightmap.frag");
// apply shader to mesh
GLProgramState* state = GLProgramState::create(shader);
mesh->setGLProgramState(state);
long offset = 0;
auto attributeCount = mesh->getMesh()->getMeshVertexAttribCount();
for (auto i = 0; i < attributeCount; i++) {
auto meshattribute = mesh->getMesh()->getMeshVertexAttribute(i);
state->setVertexAttribPointer(s_attributeNames[meshattribute.vertexAttrib],
meshattribute.size,
meshattribute.type,
GL_FALSE,
mesh->getMesh()->getVertexSizeInBytes(),
(GLvoid*)offset);
offset += meshattribute.attribSizeBytes;
}
// set shader variables
Texture2D* lightmap = Director::getInstance()->getTextureCache()->addImage("lightmap,png");
state->setUniformTexture("lightmap",lightmap);
addChild(mesh);
// reset the shader if renderer gets dumped by the OS
#if (CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID || CC_TARGET_PLATFORM == CC_PLATFORM_WP8 || CC_TARGET_PLATFORM == CC_PLATFORM_WINRT)
_backToForegroundListener = EventListenerCustom::create(EVENT_RENDERER_RECREATED,
[state](EventCustom*)
{
auto glProgram = state->getGLProgram();
glProgram->reset();
glProgram->initWithFilenames("shaders/lightmap.vert","shaders/lightmap.frag");
glProgram->link();
glProgram->updateUniforms();
}
);
Director::getInstance()->getEventDispatcher()->addEventListenerWithFixedPriority(_backToForegroundListener, -1);
#endif
...