turanszkij
395 lines
11 KiB
C++
395 lines
11 KiB
C++
#include "wiTranslator.h"
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#include "wiRenderer.h"
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#include "wiInputManager.h"
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#include "wiMath.h"
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using namespace wiGraphicsTypes;
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GPUBuffer* wiTranslator::vertexBuffer_Axis = nullptr;
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GPUBuffer* wiTranslator::vertexBuffer_Plane = nullptr;
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GPUBuffer* wiTranslator::vertexBuffer_Origin = nullptr;
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int wiTranslator::vertexCount_Axis = 0;
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int wiTranslator::vertexCount_Plane = 0;
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int wiTranslator::vertexCount_Origin = 0;
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wiTranslator::wiTranslator() :Transform()
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{
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prevPointer = XMFLOAT4(0, 0, 0, 0);
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XMStoreFloat4x4(&dragStart, XMMatrixIdentity());
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XMStoreFloat4x4(&dragEnd, XMMatrixIdentity());
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dragging = false;
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dragStarted = false;
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dragEnded = false;
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enabled = true;
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state = TRANSLATOR_IDLE;
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dist = 1;
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isTranslator = true; isScalator = false; isRotator = false;
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if (vertexBuffer_Axis == nullptr)
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{
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{
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XMFLOAT4 verts[] = {
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XMFLOAT4(0,0,0,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(3,0,0,1), XMFLOAT4(1,1,1,1),
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};
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vertexCount_Axis = ARRAYSIZE(verts) / 2;
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GPUBufferDesc bd;
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ZeroMemory(&bd, sizeof(bd));
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bd.Usage = USAGE_DEFAULT;
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bd.ByteWidth = sizeof(verts);
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bd.BindFlags = BIND_VERTEX_BUFFER;
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bd.CPUAccessFlags = 0;
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SubresourceData InitData;
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ZeroMemory(&InitData, sizeof(InitData));
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InitData.pSysMem = verts;
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vertexBuffer_Axis = new GPUBuffer;
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wiRenderer::GetDevice()->CreateBuffer(&bd, &InitData, vertexBuffer_Axis);
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}
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}
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if (vertexBuffer_Plane == nullptr)
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{
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{
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XMFLOAT4 verts[] = {
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XMFLOAT4(0,0,0,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(1,0,0,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(1,1,0,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(0,0,0,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(1,1,0,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(0,1,0,1), XMFLOAT4(1,1,1,1),
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};
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vertexCount_Plane = ARRAYSIZE(verts) / 2;
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GPUBufferDesc bd;
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ZeroMemory(&bd, sizeof(bd));
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bd.Usage = USAGE_DEFAULT;
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bd.ByteWidth = sizeof(verts);
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bd.BindFlags = BIND_VERTEX_BUFFER;
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bd.CPUAccessFlags = 0;
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SubresourceData InitData;
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ZeroMemory(&InitData, sizeof(InitData));
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InitData.pSysMem = verts;
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vertexBuffer_Plane = new GPUBuffer;
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wiRenderer::GetDevice()->CreateBuffer(&bd, &InitData, vertexBuffer_Plane);
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}
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}
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if (vertexBuffer_Origin == nullptr)
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{
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{
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float edge = 0.2f;
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XMFLOAT4 verts[] = {
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XMFLOAT4(-edge,edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,-edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,-edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,-edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,-edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,-edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,-edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,-edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,-edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,-edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,-edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,-edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,-edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,-edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,-edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,-edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,-edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,-edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,-edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,edge,-edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(edge,edge,edge,1), XMFLOAT4(1,1,1,1),
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XMFLOAT4(-edge,edge,-edge,1), XMFLOAT4(1,1,1,1),
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};
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vertexCount_Origin = ARRAYSIZE(verts) / 2;
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GPUBufferDesc bd;
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ZeroMemory(&bd, sizeof(bd));
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bd.Usage = USAGE_DEFAULT;
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bd.ByteWidth = sizeof(verts);
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bd.BindFlags = BIND_VERTEX_BUFFER;
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bd.CPUAccessFlags = 0;
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SubresourceData InitData;
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ZeroMemory(&InitData, sizeof(InitData));
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InitData.pSysMem = verts;
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vertexBuffer_Origin = new GPUBuffer;
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wiRenderer::GetDevice()->CreateBuffer(&bd, &InitData, vertexBuffer_Origin);
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}
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}
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}
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wiTranslator::~wiTranslator()
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{
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}
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void wiTranslator::Update()
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{
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dragStarted = false;
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dragEnded = false;
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XMFLOAT4 pointer = wiInputManager::GetInstance()->getpointer();
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Camera* cam = wiRenderer::getCamera();
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XMVECTOR pos = XMLoadFloat3(&translation);
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if (enabled)
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{
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if (!dragging)
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{
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XMMATRIX P = cam->GetProjection();
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XMMATRIX V = cam->GetView();
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XMMATRIX W = XMMatrixIdentity();
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dist = wiMath::Distance(translation, cam->translation) * 0.05f;
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XMVECTOR o, x, y, z, p, xy, xz, yz;
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o = pos;
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x = o + XMVectorSet(3, 0, 0, 0) * dist;
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y = o + XMVectorSet(0, 3, 0, 0) * dist;
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z = o + XMVectorSet(0, 0, 3, 0) * dist;
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p = XMLoadFloat4(&pointer);
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xy = o + XMVectorSet(0.5f, 0.5f, 0, 0) * dist;
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xz = o + XMVectorSet(0.5f, 0, 0.5f, 0) * dist;
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yz = o + XMVectorSet(0, 0.5f, 0.5f, 0) * dist;
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o = XMVector3Project(o, 0, 0, cam->width, cam->height, 0, 1, P, V, W);
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x = XMVector3Project(x, 0, 0, cam->width, cam->height, 0, 1, P, V, W);
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y = XMVector3Project(y, 0, 0, cam->width, cam->height, 0, 1, P, V, W);
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z = XMVector3Project(z, 0, 0, cam->width, cam->height, 0, 1, P, V, W);
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xy = XMVector3Project(xy, 0, 0, cam->width, cam->height, 0, 1, P, V, W);
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xz = XMVector3Project(xz, 0, 0, cam->width, cam->height, 0, 1, P, V, W);
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yz = XMVector3Project(yz, 0, 0, cam->width, cam->height, 0, 1, P, V, W);
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XMVECTOR oDisV = XMVector3Length(o - p);
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XMVECTOR xyDisV = XMVector3Length(xy - p);
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XMVECTOR xzDisV = XMVector3Length(xz - p);
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XMVECTOR yzDisV = XMVector3Length(yz - p);
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float xDis = wiMath::GetPointSegmentDistance(p, o, x);
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float yDis = wiMath::GetPointSegmentDistance(p, o, y);
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float zDis = wiMath::GetPointSegmentDistance(p, o, z);
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float oDis = XMVectorGetX(oDisV);
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float xyDis = XMVectorGetX(xyDisV);
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float xzDis = XMVectorGetX(xzDisV);
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float yzDis = XMVectorGetX(yzDisV);
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if (oDis < 10)
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{
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state = TRANSLATOR_XYZ;
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}
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else if (xyDis < 20)
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{
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state = TRANSLATOR_XY;
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}
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else if (xzDis < 20)
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{
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state = TRANSLATOR_XZ;
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}
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else if (yzDis < 20)
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{
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state = TRANSLATOR_YZ;
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}
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else if (xDis < 10)
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{
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state = TRANSLATOR_X;
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}
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else if (yDis < 10)
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{
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state = TRANSLATOR_Y;
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}
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else if (zDis < 10)
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{
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state = TRANSLATOR_Z;
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}
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else if (!dragging)
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{
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state = TRANSLATOR_IDLE;
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}
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}
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if (dragging || (state != TRANSLATOR_IDLE && wiInputManager::GetInstance()->down(VK_LBUTTON)))
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{
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XMVECTOR plane, planeNormal;
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if (state == TRANSLATOR_X)
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{
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XMVECTOR axis = XMVectorSet(1, 0, 0, 0);
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XMVECTOR wrong = XMVector3Cross(cam->GetAt(), axis);
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planeNormal = XMVector3Cross(wrong, axis);
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}
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else if (state == TRANSLATOR_Y)
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{
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XMVECTOR axis = XMVectorSet(0, 1, 0, 0);
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XMVECTOR wrong = XMVector3Cross(cam->GetAt(), axis);
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planeNormal = XMVector3Cross(wrong, axis);
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}
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else if (state == TRANSLATOR_Z)
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{
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XMVECTOR axis = XMVectorSet(0, 0, 1, 0);
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XMVECTOR wrong = XMVector3Cross(cam->GetAt(), axis);
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planeNormal = XMVector3Cross(wrong, axis);
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}
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else if (state == TRANSLATOR_XY)
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{
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planeNormal = XMVectorSet(0, 0, 1, 0);
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}
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else if (state == TRANSLATOR_XZ)
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{
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planeNormal = XMVectorSet(0, 1, 0, 0);
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}
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else if (state == TRANSLATOR_YZ)
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{
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planeNormal = XMVectorSet(1, 0, 0, 0);
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}
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else
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{
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// xyz
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planeNormal = cam->GetAt();
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}
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plane = XMPlaneFromPointNormal(pos, XMVector3Normalize(planeNormal));
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RAY ray = wiRenderer::getPickRay((long)pointer.x, (long)pointer.y);
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XMVECTOR rayOrigin = XMLoadFloat3(&ray.origin);
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XMVECTOR rayDir = XMLoadFloat3(&ray.direction);
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XMVECTOR intersection = XMPlaneIntersectLine(plane, rayOrigin, rayOrigin + rayDir*cam->zFarP);
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ray = wiRenderer::getPickRay((long)prevPointer.x, (long)prevPointer.y);
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rayOrigin = XMLoadFloat3(&ray.origin);
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rayDir = XMLoadFloat3(&ray.direction);
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XMVECTOR intersectionPrev = XMPlaneIntersectLine(plane, rayOrigin, rayOrigin + rayDir*cam->zFarP);
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XMFLOAT3 delta;
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if (state == TRANSLATOR_X)
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{
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XMVECTOR A = pos, B = pos + XMVectorSet(1, 0, 0, 0);
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XMVECTOR P = wiMath::GetClosestPointToLine(A, B, intersection);
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XMVECTOR PPrev = wiMath::GetClosestPointToLine(A, B, intersectionPrev);
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XMStoreFloat3(&delta, P - PPrev);
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}
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else if (state == TRANSLATOR_Y)
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{
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XMVECTOR A = pos, B = pos + XMVectorSet(0, 1, 0, 0);
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XMVECTOR P = wiMath::GetClosestPointToLine(A, B, intersection);
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XMVECTOR PPrev = wiMath::GetClosestPointToLine(A, B, intersectionPrev);
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XMStoreFloat3(&delta, P - PPrev);
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}
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else if (state == TRANSLATOR_Z)
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{
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XMVECTOR A = pos, B = pos + XMVectorSet(0, 0, 1, 0);
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XMVECTOR P = wiMath::GetClosestPointToLine(A, B, intersection);
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XMVECTOR PPrev = wiMath::GetClosestPointToLine(A, B, intersectionPrev);
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XMStoreFloat3(&delta, P - PPrev);
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}
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else
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{
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XMVECTOR deltaV = intersection - intersectionPrev;
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if (isScalator)
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{
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float sca = XMVectorGetY(deltaV);
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delta = XMFLOAT3(sca, sca, sca);
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}
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else
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{
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XMStoreFloat3(&delta, deltaV);
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}
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}
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XMMATRIX transf = XMMatrixIdentity();
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if (isTranslator)
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{
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transf *= XMMatrixTranslation(delta.x, delta.y, delta.z);
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}
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if (isRotator)
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{
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transf *= XMMatrixRotationRollPitchYaw(delta.x, delta.y, delta.z);
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}
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if (isScalator)
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{
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transf *= XMMatrixScaling((1.0f / scale.x) * (scale.x + delta.x), (1.0f / scale.y) * (scale.y + delta.y), (1.0f / scale.z) * (scale.z + delta.z));
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}
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Transform::transform(transf);
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Transform::applyTransform();
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if (!dragging)
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{
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dragStarted = true;
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dragStart = world;
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}
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dragging = true;
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}
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if (!wiInputManager::GetInstance()->down(VK_LBUTTON))
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{
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if (dragging)
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{
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dragEnded = true;
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dragEnd = world;
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}
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dragging = false;
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Transform::UpdateTransform();
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}
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}
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else
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{
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if (dragging)
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{
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dragEnded = true;
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dragEnd = world;
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}
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dragging = false;
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Transform::UpdateTransform();
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}
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prevPointer = pointer;
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}
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bool wiTranslator::IsDragStarted()
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{
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return dragStarted;
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}
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XMFLOAT4X4 wiTranslator::GetDragStart()
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{
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return dragStart;
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}
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bool wiTranslator::IsDragEnded()
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{
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return dragEnded;
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}
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XMFLOAT4X4 wiTranslator::GetDragEnd()
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{
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return dragEnd;
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}
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