83a1f16806
- BillboardInstance: per-instance uv sub-rect, feet anchor, turn, dithered alpha, flash; BillboardBatch::sharedTexture; Texture createEmpty/update/cellUV/cellAnchor/nearest - SpriteAtlas: fixed-cell runtime atlas with gutters - hd2d::ui: Octopath-style panels, fonts (Cinzel, EB Garamond), dialogue box with typewriter + portraits + choices, menus, nameplates, toasts, ImGui theme - DayCycle (dawn/day/dusk/night keyframes, sun + moon arcs), Weather overcast/mist/ lightning, night-aware presets, stars and moon in the sky - Hidden-window offscreen captures (Window visible=false, Renderer output FBO, OffscreenTarget); --screenshot never opens a window - Camera::worldToScreen; CMake usable via add_subdirectory (HD2D_BUILD_DEMO, HD2D_ENGINE_ASSET_DIR)
37 lines
1.3 KiB
C++
37 lines
1.3 KiB
C++
#pragma once
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#include "hd2d/GL.h"
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#include "hd2d/RenderTarget.h"
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#include <string>
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namespace hd2d {
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// Writes color attachment 0 of `fbo` as PNG; `fbo` = 0 reads the window's
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// backbuffer (call before swapBuffers).
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bool saveScreenshot(const std::string& path, int width, int height, GLuint fbo = 0);
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// Window-independent render output for headless captures. Color is plain
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// RGBA8 (not sRGB) plus a depth/stencil buffer, matching the default
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// framebuffer, so captures are pixel-identical to on-screen frames.
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//
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// hd2d::Window window; window.create(w, h, "capture", false, false, /*visible*/ false);
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// hd2d::OffscreenTarget out; out.create(window.width(), window.height());
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// renderer.setOutputFramebuffer(out.fbo());
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// renderer.render(scene, cam, time); // + any ImGui / UI drawing
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// out.save("shot.png");
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class OffscreenTarget {
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public:
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bool create(int width, int height);
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void resize(int width, int height); // reallocates only when the size changes
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GLuint fbo() const { return target_.fbo(); }
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GLuint color() const { return target_.color(); }
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int width() const { return target_.width(); }
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int height() const { return target_.height(); }
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bool save(const std::string& path) const { return saveScreenshot(path, width(), height(), fbo()); }
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private:
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RenderTarget target_;
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};
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} // namespace hd2d
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