Examples with InterpBezier2D com.teamwizardry.librarianlib.features.math.interpolate.position.InterpBezier2D used on opensource projects

Example 1 with InterpBezier2D

use of com.teamwizardry.librarianlib.features.math.interpolate.position.InterpBezier2D in project Wizardry by TeamWizardry.

the class TableModule method drawWire.

@SuppressWarnings("unused")
public static void drawWire(Vec2d start, Vec2d end, Color primary, Color secondary) {
    GlStateManager.pushMatrix();
    GlStateManager.enableBlend();
    GlStateManager.disableCull();
    GlStateManager.blendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
    GlStateManager.color(1, 1, 1, 1);
    GlStateManager.translate(0, 0, -1);
    streak.getTex().bind();
    InterpBezier2D bezier = new InterpBezier2D(start, end);
    List<Vec2d> list = bezier.list(50);
    Vec2d pointerPos = null, behindPointer = null;
    float p = 0;
    for (int i = 0; i < list.size() - 1; i++) {
        float x = (float) (start.length() + ClientTickHandler.getTicks() + ClientTickHandler.getPartialTicks()) / 30f;
        if (i == (int) ((x - Math.floor(x)) * 50f)) {
            p = i / (list.size() - 1.0f);
        }
    }
    Tessellator tessellator = Tessellator.getInstance();
    BufferBuilder vb = tessellator.getBuffer();
    vb.begin(GL11.GL_QUADS, DefaultVertexFormats.POSITION_TEX_COLOR);
    Vec2d lastPoint = null;
    for (int i = 0; i < list.size() - 1; i++) {
        Vec2d point = list.get(i);
        if (lastPoint == null) {
            lastPoint = point;
            continue;
        }
        float dist = (i / (list.size() - 1.0f));
        float wire;
        if (dist < p) {
            float z = Math.abs(dist - p);
            wire = 256.0f / 27.0f * (z * z * z - z * z * z * z);
        } else {
            float z = Math.abs(dist - (p + 1f));
            wire = 256.0f / 27.0f * (z * z * z - z * z * z * z);
        }
        float r = lerp(primary.getRed(), secondary.getRed(), wire) / 255f;
        float g = lerp(primary.getGreen(), secondary.getGreen(), wire) / 255f;
        float b = lerp(primary.getBlue(), secondary.getBlue(), wire) / 255f;
        Vec2d normal = point.sub(lastPoint).normalize();
        Vec2d perp = new Vec2d(-normal.getYf(), normal.getXf()).mul((1.0f - 2.0f * Math.abs(dist - 0.5f) + 0.3f));
        Vec2d point1 = lastPoint.sub(normal.mul(0.5)).add(perp);
        Vec2d point2 = point.add(normal.mul(0.5)).add(perp);
        Vec2d point3 = point.add(normal.mul(0.5)).sub(perp);
        Vec2d point4 = lastPoint.sub(normal.mul(0.5)).sub(perp);
        vb.pos(point1.getXf(), point1.getYf(), 0).tex(0, 0).color(r, g, b, 1f).endVertex();
        vb.pos(point2.getXf(), point2.getYf(), 0).tex(0, 1).color(r, g, b, 1f).endVertex();
        vb.pos(point3.getXf(), point3.getYf(), 0).tex(1, 0).color(r, g, b, 1f).endVertex();
        vb.pos(point4.getXf(), point4.getYf(), 0).tex(1, 1).color(r, g, b, 1f).endVertex();
        lastPoint = point;
    }
    tessellator.draw();
    GlStateManager.enableTexture2D();
    GlStateManager.popMatrix();
}

Example 2 with InterpBezier2D

use of com.teamwizardry.librarianlib.features.math.interpolate.position.InterpBezier2D in project Wizardry by TeamWizardry.

the class TableModule method drawWire.

public static void drawWire(Vec2d start, Vec2d end, Color primary, Color secondary) {
    GlStateManager.pushMatrix();
    GlStateManager.enableBlend();
    GlStateManager.disableCull();
    GlStateManager.blendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
    GlStateManager.color(1, 1, 1, 1);
    GlStateManager.translate(0, 0, -1);
    STREAK.bind();
    InterpBezier2D bezier = new InterpBezier2D(start, end);
    List<Vec2d> list = bezier.list(50);
    Vec2d pointerPos = null, behindPointer = null;
    float p = 0;
    for (int i = 0; i < list.size() - 1; i++) {
        float x = (float) (start.length() + ClientTickHandler.getTicks() + ClientTickHandler.getPartialTicks()) / 30f;
        if (i == (int) ((x - Math.floor(x)) * 50f)) {
            p = i / (list.size() - 1.0f);
        }
    }
    Tessellator tessellator = Tessellator.getInstance();
    BufferBuilder vb = tessellator.getBuffer();
    vb.begin(GL11.GL_QUADS, DefaultVertexFormats.POSITION_TEX_COLOR);
    Vec2d lastPoint = null;
    for (int i = 0; i < list.size() - 1; i++) {
        Vec2d point = list.get(i);
        if (lastPoint == null) {
            lastPoint = point;
            continue;
        }
        float dist = (i / (list.size() - 1.0f));
        float wire;
        if (dist < p) {
            float z = Math.abs(dist - p);
            wire = 256.0f / 27.0f * (z * z * z - z * z * z * z);
        } else {
            float z = Math.abs(dist - (p + 1f));
            wire = 256.0f / 27.0f * (z * z * z - z * z * z * z);
        }
        float r = lerp(primary.getRed(), secondary.getRed(), wire) / 255f;
        float g = lerp(primary.getGreen(), secondary.getGreen(), wire) / 255f;
        float b = lerp(primary.getBlue(), secondary.getBlue(), wire) / 255f;
        Vec2d normal = point.sub(lastPoint).normalize();
        Vec2d perp = new Vec2d(-normal.getYf(), normal.getXf()).mul((1.0f - 2.0f * Math.abs(dist - 0.5f) + 0.3f));
        Vec2d point1 = lastPoint.sub(normal.mul(0.5)).add(perp);
        Vec2d point2 = point.add(normal.mul(0.5)).add(perp);
        Vec2d point3 = point.add(normal.mul(0.5)).sub(perp);
        Vec2d point4 = lastPoint.sub(normal.mul(0.5)).sub(perp);
        vb.pos(point1.getXf(), point1.getYf(), 0).tex(0, 0).color(r, g, b, 1f).endVertex();
        vb.pos(point2.getXf(), point2.getYf(), 0).tex(0, 1).color(r, g, b, 1f).endVertex();
        vb.pos(point3.getXf(), point3.getYf(), 0).tex(1, 0).color(r, g, b, 1f).endVertex();
        vb.pos(point4.getXf(), point4.getYf(), 0).tex(1, 1).color(r, g, b, 1f).endVertex();
        lastPoint = point;
    }
    tessellator.draw();
    GlStateManager.enableTexture2D();
    GlStateManager.popMatrix();
}