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package io.polyfrost.oneconfig.lwjgl;
import io.polyfrost.oneconfig.lwjgl.font.Font;
import io.polyfrost.oneconfig.lwjgl.font.FontManager;
import io.polyfrost.oneconfig.lwjgl.image.Image;
import io.polyfrost.oneconfig.lwjgl.image.ImageLoader;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.ScaledResolution;
import net.minecraft.client.renderer.GlStateManager;
import net.minecraft.client.shader.Framebuffer;
import org.lwjgl.nanovg.NVGColor;
import org.lwjgl.nanovg.NVGPaint;
import org.lwjgl.opengl.Display;
import org.lwjgl.opengl.GL11;
import java.awt.*;
import java.util.function.LongConsumer;
import static org.lwjgl.nanovg.NanoVG.*;
import static org.lwjgl.nanovg.NanoVGGL2.NVG_ANTIALIAS;
import static org.lwjgl.nanovg.NanoVGGL2.nvgCreate;
public final class RenderManager {
private RenderManager() {
}
//nanovg
private static long vg = -1;
public static void setupAndDraw(LongConsumer consumer) {
setupAndDraw(false, consumer);
}
public static void setupAndDraw(boolean mcScaling, LongConsumer consumer) {
if (vg == -1) {
vg = nvgCreate(NVG_ANTIALIAS);
if (vg == -1) {
throw new RuntimeException("Failed to create nvg context");
}
FontManager.INSTANCE.initialize(vg);
}
Framebuffer fb = Minecraft.getMinecraft().getFramebuffer();
if (!fb.isStencilEnabled()) {
fb.enableStencil();
}
GL11.glPushAttrib(GL11.GL_ALL_ATTRIB_BITS);
if (mcScaling) {
ScaledResolution resolution = new ScaledResolution(Minecraft.getMinecraft());
nvgBeginFrame(vg, (float) resolution.getScaledWidth_double(), (float) resolution.getScaledHeight_double(), 1);
} else {
nvgBeginFrame(vg, Display.getWidth(), Display.getHeight(), 1);
}
consumer.accept(vg);
nvgEndFrame(vg);
GlStateManager.popAttrib();
}
public static void drawRect(long vg, float x, float y, float width, float height, int color) {
nvgBeginPath(vg);
nvgRect(vg, x, y, width, height);
NVGColor nvgColor = color(vg, color);
nvgFill(vg);
nvgColor.free();
}
public static void drawRoundedRect(long vg, float x, float y, float width, float height, int color, float radius) {
nvgBeginPath(vg);
nvgRoundedRect(vg, x, y, width, height, radius);
color(vg, color);
NVGColor nvgColor = color(vg, color);
nvgFill(vg);
nvgColor.free();
}
public static void drawCircle(long vg, float x, float y, float radius, int color) {
nvgBeginPath(vg);
nvgCircle(vg, x, y, radius);
NVGColor nvgColor = color(vg, color);
nvgFill(vg);
nvgColor.free();
}
public static void drawString(long vg, String text, float x, float y, int color, float size, Font font) {
drawString(vg, text, x, y, color, size, font.getName());
}
public static void drawString(long vg, String text, float x, float y, int color, float size, String fontName) {
nvgBeginPath(vg);
nvgFontSize(vg, size);
nvgFontFace(vg, fontName);
nvgTextAlign(vg, NVG_ALIGN_LEFT | NVG_ALIGN_MIDDLE);
NVGColor nvgColor = color(vg, color);
nvgText(vg, x, y, text);
nvgFill(vg);
nvgColor.free();
}
public static void drawWrappedString(long vg, String text, float x, float y, float width, int color, float size, Font font) {
drawWrappedString(vg, text, x, y, width, color, size, font.getName());
}
public static void drawWrappedString(long vg, String text, float x, float y, float width, int color, float size, String fontName) {
nvgBeginPath(vg);
nvgFontSize(vg, size);
nvgFontFace(vg, fontName);
nvgTextAlign(vg, NVG_ALIGN_LEFT | NVG_ALIGN_MIDDLE);
NVGColor nvgColor = color(vg, color);
nvgTextBox(vg, x, y, width, text);
nvgFill(vg);
nvgColor.free();
}
public static void drawImage(long vg, String fileName, float x, float y, float width, float height) {
if (ImageLoader.INSTANCE.loadImage(vg, fileName)) {
NVGPaint imagePaint = NVGPaint.calloc();
Image image = ImageLoader.INSTANCE.getImage(fileName);
nvgBeginPath(vg);
nvgImagePattern(vg, x, y, width, height, 0, image.getReference(), 1, imagePaint);
nvgRect(vg, x, y, width, height);
nvgFillPaint(vg, imagePaint);
nvgFill(vg);
imagePaint.free();
}
}
public static void drawLine(long vg, float x, float y, float endX, float endY, float width, int color) {
nvgBeginPath(vg);
nvgMoveTo(vg, x, y);
nvgLineTo(vg, endX, endY);
NVGColor nvgColor = color(vg, color);
nvgStrokeColor(vg, nvgColor);
nvgStrokeWidth(vg, width);
nvgStroke(vg);
nvgColor.free();
}
public static NVGColor color(long vg, int color) {
NVGColor nvgColor = NVGColor.calloc();
nvgRGBA((byte) (color >> 16 & 0xFF), (byte) (color >> 8 & 0xFF), (byte) (color & 0xFF), (byte) (color >> 24 & 0xFF), nvgColor);
nvgFillColor(vg, nvgColor);
return nvgColor;
}
//gl
public static void drawScaledString(String text, float x, float y, int color, boolean shadow, float scale) {
GlStateManager.pushMatrix();
GlStateManager.scale(scale, scale, 1);
Minecraft.getMinecraft().fontRendererObj.drawString(text, x * (1 / scale), y * (1 / scale), color, shadow);
GlStateManager.popMatrix();
}
public static void color(Color color) {
color(color.getRGB());
}
public static void color(int color) {
float f = (float) (color >> 24 & 255) / 255.0F;
float f1 = (float) (color >> 16 & 255) / 255.0F;
float f2 = (float) (color >> 8 & 255) / 255.0F;
float f3 = (float) (color & 255) / 255.0F;
GlStateManager.color(f1, f2, f3, f);
}
public static void drawDottedLine(float sx, float sy, float ex, float ey, int width, int factor, int color) {
GlStateManager.pushMatrix();
GL11.glLineStipple(factor, (short) 0xAAAA);
GL11.glEnable(GL11.GL_LINE_STIPPLE);
GlStateManager.pushMatrix();
GlStateManager.disableTexture2D();
GlStateManager.enableBlend();
GlStateManager.disableAlpha();
GlStateManager.tryBlendFuncSeparate(770, 771, 1, 0);
color(color);
GL11.glLineWidth(width);
GL11.glBegin(GL11.GL_LINES);
GL11.glVertex2d(sx, sy);
GL11.glVertex2d(ex, ey);
GL11.glEnd();
GlStateManager.disableBlend();
GlStateManager.enableAlpha();
GlStateManager.enableTexture2D();
GlStateManager.popMatrix();
GL11.glDisable(GL11.GL_LINE_STIPPLE);
GlStateManager.popMatrix();
}
}
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