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