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85 lines
2.9 KiB
C++
85 lines
2.9 KiB
C++
#include "BookModel.h"
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#include <math.h>
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#include <memory>
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#include <numbers>
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#include "minecraft/client/model/geom/ModelPart.h"
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BookModel::BookModel() {
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leftLid = (new ModelPart(this))->texOffs(0, 0)->addBox(-6, -5, 0, 6, 10, 0);
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rightLid =
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(new ModelPart(this))->texOffs(16, 0)->addBox(0, -5, 0, 6, 10, 0);
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seam = (new ModelPart(this))->texOffs(12, 0)->addBox(-1, -5, 0, 2, 10, 0);
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// 4J - added faceMasks here to remove sides of these page boxes which end
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// up being nearly coplanar to the cover of the book and flickering when
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// rendering at a distance
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leftPages = (new ModelPart(this))
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->texOffs(0, 10)
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->addBoxWithMask(0, -4, -1 + 0.01f, 5, 8, 1,
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47); // 4J - faceMask is binary 101111
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rightPages = (new ModelPart(this))
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->texOffs(12, 10)
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->addBoxWithMask(0, -4, -0.01f, 5, 8, 1,
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31); // 4J - faceMask is binary 011111
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flipPage1 =
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(new ModelPart(this))->texOffs(24, 10)->addBox(0, -4, 0, 5, 8, 0);
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flipPage2 =
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(new ModelPart(this))->texOffs(24, 10)->addBox(0, -4, 0, 5, 8, 0);
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leftLid->setPos(0, 0, -1);
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rightLid->setPos(0, 0, 1);
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seam->yRot = std::numbers::pi / 2;
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// 4J added - compile now to avoid random performance hit first time cubes
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// are rendered
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leftLid->compile(1.0f / 16.0f);
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rightLid->compile(1.0f / 16.0f);
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seam->compile(1.0f / 16.0f);
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leftPages->compile(1.0f / 16.0f);
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rightPages->compile(1.0f / 16.0f);
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flipPage1->compile(1.0f / 16.0f);
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flipPage2->compile(1.0f / 16.0f);
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}
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void BookModel::render(std::shared_ptr<Entity> entity, float time, float r,
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float bob, float yRot, float xRot, float scale,
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bool usecompiled) {
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setupAnim(time, r, bob, yRot, xRot, scale, entity);
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leftLid->render(scale, usecompiled);
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rightLid->render(scale, usecompiled);
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seam->render(scale, usecompiled);
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leftPages->render(scale, usecompiled);
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rightPages->render(scale, usecompiled);
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flipPage1->render(scale, usecompiled);
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flipPage2->render(scale, usecompiled);
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}
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void BookModel::setupAnim(float time, float r, float bob, float yRot,
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float xRot, float scale,
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std::shared_ptr<Entity> entity,
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unsigned int uiBitmaskOverrideAnim) {
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float openness = (sinf(time * 0.02f) * 0.10f + 1.25f) * yRot;
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leftLid->yRot = std::numbers::pi + openness;
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rightLid->yRot = -openness;
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leftPages->yRot = +openness;
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rightPages->yRot = -openness;
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flipPage1->yRot = +openness - openness * 2 * r;
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flipPage2->yRot = +openness - openness * 2 * bob;
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leftPages->x = sinf(openness);
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rightPages->x = sinf(openness);
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flipPage1->x = sinf(openness);
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flipPage2->x = sinf(openness);
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}
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