| 345 | } |
| 346 | |
| 347 | void RenderGeometry(Rml::Vertex* vertices, int num_vertices, int* indices, int num_indices, Rml::TextureHandle texture, const Rml::Vector2f& translation) override { |
| 348 | if (!textures_.contains(texture)) { |
| 349 | if (texture == 0) { |
| 350 | Rml::byte white_pixel[] = { 255, 255, 255, 255 }; |
| 351 | create_texture(0, white_pixel, Rml::Vector2i{ 1, 1 }); |
| 352 | } |
| 353 | else if (texture == 1) { |
| 354 | Rml::byte transparent_pixel[] = { 0, 0, 0, 0 }; |
| 355 | create_texture(1, transparent_pixel, Rml::Vector2i{ 1, 1 }); |
| 356 | } |
| 357 | else { |
| 358 | assert(false && "Rendered without texture!"); |
| 359 | } |
| 360 | } |
| 361 | |
| 362 | // Copy the vertex and index data into the mapped buffers. |
| 363 | uint32_t vert_size_bytes = num_vertices * sizeof(*vertices); |
| 364 | uint32_t index_size_bytes = num_indices * sizeof(*indices); |
| 365 | uint32_t vertex_buffer_offset = allocate_dynamic_data(vertex_buffer_, vert_size_bytes); |
| 366 | uint32_t index_buffer_offset = allocate_dynamic_data(index_buffer_, index_size_bytes); |
| 367 | memcpy(vertex_buffer_.mapped_data_ + vertex_buffer_offset, vertices, vert_size_bytes); |
| 368 | memcpy(index_buffer_.mapped_data_ + index_buffer_offset, indices, index_size_bytes); |
| 369 | |
| 370 | list_->setViewports(plume::RenderViewport{ 0, 0, float(window_width_), float(window_height_) }); |
| 371 | if (scissor_enabled_) { |
| 372 | list_->setScissors(plume::RenderRect{ |
| 373 | scissor_x_, |
| 374 | scissor_y_, |
| 375 | (scissor_width_ + scissor_x_), |
| 376 | (scissor_height_ + scissor_y_) }); |
| 377 | } |
| 378 | else { |
| 379 | list_->setScissors(plume::RenderRect{ 0, 0, window_width_, window_height_ }); |
| 380 | } |
| 381 | |
| 382 | plume::RenderIndexBufferView index_view{index_buffer_.buffer_->at(index_buffer_offset), index_size_bytes, plume::RenderFormat::R32_UINT}; |
| 383 | list_->setIndexBuffer(&index_view); |
| 384 | plume::RenderVertexBufferView vertex_view{vertex_buffer_.buffer_->at(vertex_buffer_offset), vert_size_bytes}; |
| 385 | list_->setVertexBuffers(0, &vertex_view, 1, &vertex_slot_); |
| 386 | |
| 387 | TextureHandle &texture_handle = textures_.at(texture); |
| 388 | if (!texture_handle.transitioned) { |
| 389 | // Prepare the texture for being read from a pixel shader. |
| 390 | list_->barriers(plume::RenderBarrierStage::GRAPHICS, plume::RenderTextureBarrier(texture_handle.texture.get(), plume::RenderTextureLayout::SHADER_READ)); |
| 391 | texture_handle.transitioned = true; |
| 392 | } |
| 393 | |
| 394 | list_->setGraphicsDescriptorSet(texture_handle.set.get(), 1); |
| 395 | |
| 396 | RmlPushConstants constants{ |
| 397 | .transform = mvp_, |
| 398 | .translation = translation |
| 399 | }; |
| 400 | |
| 401 | list_->setGraphicsPushConstants(0, &constants); |
| 402 | |
| 403 | list_->drawIndexedInstanced(num_indices, 1, 0, 0, 0); |
| 404 | } |