void ParabolaPointer::RenderState::ParabolaRenderItem::render(RenderArgs* args) {
if (!_visible) {
return;
}
gpu::Batch& batch = *(args->_batch);
Transform transform;
transform.setTranslation(_origin);
batch.setModelTransform(transform);
batch.setPipeline(getParabolaPipeline());
const int MAX_SECTIONS = 100;
if (glm::length2(_parabolaData.acceleration) < EPSILON) {
_parabolaData.numSections = 1;
} else {
_parabolaData.numSections = glm::clamp((int)(_parabolaData.parabolicDistance + 1) * 10, 1, MAX_SECTIONS);
}
updateUniformBuffer();
batch.setUniformBuffer(0, _uniformBuffer);
// We draw 2 * n + 2 vertices for a triangle strip
batch.draw(gpu::TRIANGLE_STRIP, 2 * _parabolaData.numSections + 2, 0);
}
void CTester::load() {
gEnv->pRenderer->addRenderPass("tester", VK_ATTACHMENT_LOAD_OP_LOAD);
gEnv->pRenderer->addGraphicsPipeline(gEnv->pRenderer->getShader("color"), gEnv->pRenderer->getRenderPass("tester"), "tester", false);
loadGraphics();
updateUniformBuffer();
}
void op3d::Engine::mainLoop()
{
while (!glfwWindowShouldClose(window))
{
glfwPollEvents();
updateUniformBuffer();
drawFrame();
}
vkDeviceWaitIdle(device);
glfwDestroyWindow(window);
glfwTerminate();
}
