bool CRenderTarget::BindColorTexture(axelynx::Texture* tex, int layer)
{
OPENGL_CHECK_FOR_ERRORS();
// указываем для текущего FBO текстуру, куда следует производить рендер глубины
glBindFramebuffer(GL_FRAMEBUFFER, fbo_);
if(tex)
{
CTexture *ctex = dynamic_cast<CTexture*>(tex);
glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 + layer, ctex->GetHandle(), 0);
used_layer_[layer] = true;
}
else
{
glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 + layer, 0, 0);
used_layer_[layer] = false;
}
if(current_)
current_->Bind();
else
glBindFramebuffer(GL_FRAMEBUFFER, 0);
OPENGL_CHECK_FOR_ERRORS();
return true;
}
bool CRenderTarget::Bind3DTexture(axelynx::Texture* tex, int texlayer, int rendertargetlayer)
{
OPENGL_CHECK_FOR_ERRORS();
glBindFramebuffer(GL_FRAMEBUFFER, fbo_);
OPENGL_CHECK_FOR_ERRORS();
if(tex)
{
CTexture *ctex = dynamic_cast<CTexture*>(tex);
glFramebufferTexture3D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 + rendertargetlayer, GL_TEXTURE_3D, ctex->GetHandle(), 0, texlayer);
used_layer_[rendertargetlayer] = true;
}
else
{
glFramebufferTexture3D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 + rendertargetlayer, GL_TEXTURE_3D, 0, 0, texlayer);
used_layer_[rendertargetlayer] = false;
}
OPENGL_CHECK_FOR_ERRORS();
if(current_)
current_->Bind();
else
glBindFramebuffer(GL_FRAMEBUFFER, 0);
OPENGL_CHECK_FOR_ERRORS();
return true;
}
