mirror of
https://github.com/TeamMidnightDust/MidnightControls.git
synced 2025-12-13 15:25:08 +01:00
69 lines
3.4 KiB
Java
69 lines
3.4 KiB
Java
package eu.midnightdust.midnightcontrols.client.touch;
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import eu.midnightdust.lib.util.PlatformFunctions;
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import eu.midnightdust.midnightcontrols.client.MidnightControlsConfig;
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import eu.midnightdust.midnightcontrols.client.enums.TouchMode;
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import net.minecraft.client.MinecraftClient;
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import net.minecraft.client.render.Camera;
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import net.minecraft.entity.projectile.ProjectileUtil;
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import net.minecraft.item.ItemStack;
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import net.minecraft.util.UseAction;
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import net.minecraft.util.hit.BlockHitResult;
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import net.minecraft.util.hit.EntityHitResult;
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import net.minecraft.util.hit.HitResult;
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import net.minecraft.util.math.Box;
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import net.minecraft.util.math.Vec3d;
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import net.minecraft.world.RaycastContext;
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import org.joml.Matrix4f;
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import org.joml.Vector3f;
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import org.lwjgl.opengl.GL11;
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import static eu.midnightdust.midnightcontrols.client.MidnightReacharound.getPlayerRange;
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public class TouchUtils {
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private static final MinecraftClient client = MinecraftClient.getInstance();
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public static final Matrix4f lastWorldSpaceMatrix = new Matrix4f();
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public static final Matrix4f lastProjMat = new Matrix4f();
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public static final Matrix4f lastModMat = new Matrix4f();
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public static HitResult getTargettedObject(double mouseX, double mouseY) {
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if (MidnightControlsConfig.touchMode == TouchMode.CROSSHAIR || PlatformFunctions.isModLoaded("vulkanmod")) {
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return client.crosshairTarget;
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}
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Vec3d near = screenSpaceToWorldSpace(mouseX, mouseY, 0);
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Vec3d far = screenSpaceToWorldSpace(mouseX, mouseY, 1);
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EntityHitResult entityCast = ProjectileUtil.raycast(client.player, near, far, Box.from(client.player.getPos()).expand(getPlayerRange(client)), entity -> (!entity.isSpectator() && entity.isAttackable()), getPlayerRange(client) * getPlayerRange(client));
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if (entityCast != null && entityCast.getType() == HitResult.Type.ENTITY) return entityCast;
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BlockHitResult result = client.world.raycast(new RaycastContext(near, far, RaycastContext.ShapeType.OUTLINE, RaycastContext.FluidHandling.ANY, client.player));
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if (client.player.getPos().distanceTo(result.getPos()) > getPlayerRange(client)) return null;
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return result;
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}
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/* Taken from https://github.com/0x3C50/Renderer/blob/master/src/main/java/me/x150/renderer/util/RendererUtils.java#L270
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* Credits to 0x3C50 */
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public static Vec3d screenSpaceToWorldSpace(double x, double y, double d) {
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Camera camera = client.getEntityRenderDispatcher().camera;
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int displayHeight = client.getWindow().getScaledHeight();
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int displayWidth = client.getWindow().getScaledWidth();
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int[] viewport = new int[4];
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GL11.glGetIntegerv(GL11.GL_VIEWPORT, viewport);
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Vector3f target = new Vector3f();
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Matrix4f matrixProj = new Matrix4f(lastProjMat);
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Matrix4f matrixModel = new Matrix4f(lastModMat);
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matrixProj.mul(matrixModel)
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.mul(lastWorldSpaceMatrix)
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.unproject((float) x / displayWidth * viewport[2],
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(float) (displayHeight - y) / displayHeight * viewport[3], (float) d, viewport, target);
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return new Vec3d(target.x, target.y, target.z).add(camera.getPos());
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}
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public static boolean hasInWorldUseAction(ItemStack stack) {
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UseAction action = stack.getUseAction();
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return action == UseAction.BOW || action == UseAction.BRUSH || action == UseAction.SPEAR;
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}
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}
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