1 files changed, 372 insertions, 0 deletions
diff --git a/src/mesh/assimp-master/tools/assimp_view/Input.cpp b/src/mesh/assimp-master/tools/assimp_view/Input.cpp
new file mode 100644
index 0000000..b8572d7
--- /dev/null
+++ b/src/mesh/assimp-master/tools/assimp_view/Input.cpp
@@ -0,0 +1,372 @@
+/*
+---------------------------------------------------------------------------
+Open Asset Import Library (assimp)
+---------------------------------------------------------------------------
+
+Copyright (c) 2006-2022, assimp team
+
+All rights reserved.
+
+Redistribution and use of this software in source and binary forms,
+with or without modification, are permitted provided that the following
+conditions are met:
+
+* Redistributions of source code must retain the above
+  copyright notice, this list of conditions and the
+  following disclaimer.
+
+* Redistributions in binary form must reproduce the above
+  copyright notice, this list of conditions and the
+  following disclaimer in the documentation and/or other
+  materials provided with the distribution.
+
+* Neither the name of the assimp team, nor the names of its
+  contributors may be used to endorse or promote products
+  derived from this software without specific prior
+  written permission of the assimp team.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+---------------------------------------------------------------------------
+*/
+
+#include "assimp_view.h"
+
+namespace AssimpView {
+
+//-------------------------------------------------------------------------------
+// Handle mouse input for the FPS input behaviour
+//
+// Movement in x and y axis is possible
+//-------------------------------------------------------------------------------
+void HandleMouseInputFPS( void )
+    {
+    POINT mousePos;
+    GetCursorPos( &mousePos );
+    ScreenToClient( GetDlgItem(g_hDlg,IDC_RT), &mousePos );
+
+    g_mousePos.x = mousePos.x;
+    g_mousePos.y = mousePos.y;
+
+    D3DXMATRIX matRotation;
+
+    if (g_bMousePressed)
+        {
+        int nXDiff = (g_mousePos.x - g_LastmousePos.x);
+        int nYDiff = (g_mousePos.y - g_LastmousePos.y);
+
+        if( 0 != nYDiff)
+            {
+            D3DXMatrixRotationAxis( &matRotation, (D3DXVECTOR3*)& g_sCamera.vRight, D3DXToRadian((float)nYDiff / 6.0f));
+            D3DXVec3TransformCoord( (D3DXVECTOR3*)&g_sCamera.vLookAt, (D3DXVECTOR3*)& g_sCamera.vLookAt, &matRotation );
+            D3DXVec3TransformCoord( (D3DXVECTOR3*)&g_sCamera.vUp, (D3DXVECTOR3*)&g_sCamera.vUp, &matRotation );
+            }
+
+        if( 0 != nXDiff )
+            {
+            D3DXVECTOR3 v(0,1,0);
+            D3DXMatrixRotationAxis( &matRotation, (D3DXVECTOR3*)&g_sCamera.vUp, D3DXToRadian((float)nXDiff / 6.0f) );
+            D3DXVec3TransformCoord( (D3DXVECTOR3*)&g_sCamera.vLookAt, (D3DXVECTOR3*)&g_sCamera.vLookAt, &matRotation );
+            D3DXVec3TransformCoord( (D3DXVECTOR3*)&g_sCamera.vRight,(D3DXVECTOR3*) &g_sCamera.vRight, &matRotation );
+            }
+        }
+
+    g_LastmousePos.x = g_mousePos.x;
+    g_LastmousePos.y = g_mousePos.y;
+    }
+
+
+//-------------------------------------------------------------------------------
+// Handle mouse input for the FPS input behaviour
+//
+// Movement in x and y axis is possible
+//-------------------------------------------------------------------------------
+void HandleMouseInputTextureView( void )
+    {
+    POINT mousePos;
+    GetCursorPos( &mousePos );
+    ScreenToClient( GetDlgItem(g_hDlg,IDC_RT), &mousePos );
+
+    g_mousePos.x = mousePos.x;
+    g_mousePos.y = mousePos.y;
+
+    D3DXMATRIX matRotation;
+
+    if (g_bMousePressed)
+        {
+        CDisplay::Instance().SetTextureViewOffsetX((float)(g_mousePos.x - g_LastmousePos.x));
+        CDisplay::Instance().SetTextureViewOffsetY((float)(g_mousePos.y - g_LastmousePos.y));
+        }
+
+    g_LastmousePos.x = g_mousePos.x;
+    g_LastmousePos.y = g_mousePos.y;
+    }
+
+//-------------------------------------------------------------------------------
+// handle mouse input for the light rotation
+//
+// Axes: global x/y axis
+//-------------------------------------------------------------------------------
+void HandleMouseInputLightRotate( void )
+    {
+    POINT mousePos;
+    GetCursorPos( &mousePos );
+    ScreenToClient( GetDlgItem(g_hDlg,IDC_RT), &mousePos );
+
+    g_mousePos.x = mousePos.x;
+    g_mousePos.y = mousePos.y;
+
+    if (g_bMousePressedR)
+        {
+        int nXDiff = -(g_mousePos.x - g_LastmousePos.x);
+        int nYDiff = -(g_mousePos.y - g_LastmousePos.y);
+
+        aiVector3D v = aiVector3D(1.0f,0.0f,0.0f);
+        aiMatrix4x4 mTemp;
+        D3DXMatrixRotationAxis( (D3DXMATRIX*) &mTemp, (D3DXVECTOR3*)&v, D3DXToRadian((float)nYDiff / 2.0f));
+        D3DXVec3TransformCoord((D3DXVECTOR3*)&g_avLightDirs[0],
+            (const D3DXVECTOR3*)&g_avLightDirs[0],(const D3DXMATRIX*)&mTemp);
+
+        v = aiVector3D(0.0f,1.0f,0.0f);
+        D3DXMatrixRotationAxis( (D3DXMATRIX*) &mTemp, (D3DXVECTOR3*)&v, D3DXToRadian((float)nXDiff / 2.0f));
+        D3DXVec3TransformCoord((D3DXVECTOR3*)&g_avLightDirs[0],
+            (const D3DXVECTOR3*)&g_avLightDirs[0],(const D3DXMATRIX*)&mTemp);
+        }
+    return;
+    }
+
+
+//-------------------------------------------------------------------------------
+// Handle mouse input for movements of the skybox
+//
+// The skybox can be moved by holding both the left and the right mouse button
+// pressed. Rotation is possible in x and y direction.
+//-------------------------------------------------------------------------------
+void HandleMouseInputSkyBox( void )
+    {
+    POINT mousePos;
+    GetCursorPos( &mousePos );
+    ScreenToClient( GetDlgItem(g_hDlg,IDC_RT), &mousePos );
+
+    g_mousePos.x = mousePos.x;
+    g_mousePos.y = mousePos.y;
+
+    aiMatrix4x4 matRotation;
+
+    if (g_bMousePressedBoth )
+        {
+        int nXDiff = -(g_mousePos.x - g_LastmousePos.x);
+        int nYDiff = -(g_mousePos.y - g_LastmousePos.y);
+
+        aiMatrix4x4 matWorld;
+
+        if( 0 != nYDiff)
+            {
+            aiVector3D v = aiVector3D(1.0f,0.0f,0.0f);
+            D3DXMatrixRotationAxis( (D3DXMATRIX*) &matWorld, (D3DXVECTOR3*)&v, D3DXToRadian((float)nYDiff / 2.0f));
+            CBackgroundPainter::Instance().RotateSB(&matWorld);
+            }
+
+        if( 0 != nXDiff)
+            {
+            aiMatrix4x4 matWorldOld;
+            if( 0 != nYDiff)
+                {
+                matWorldOld = matWorld;
+                }
+
+            aiVector3D v = aiVector3D(0.0f,1.0f,0.0f);
+            D3DXMatrixRotationAxis( (D3DXMATRIX*)&matWorld, (D3DXVECTOR3*)&v, D3DXToRadian((float)nXDiff / 2.0f) );
+            matWorld =  matWorldOld * matWorld;
+            CBackgroundPainter::Instance().RotateSB(&matWorld);
+            }
+        }
+    }
+
+//-------------------------------------------------------------------------------
+//-------------------------------------------------------------------------------
+void HandleMouseInputLightIntensityAndColor()
+    {
+    POINT mousePos;
+    GetCursorPos( &mousePos );
+    ScreenToClient( GetDlgItem(g_hDlg,IDC_RT), &mousePos );
+
+    g_mousePos.x = mousePos.x;
+    g_mousePos.y = mousePos.y;
+
+    if (g_bMousePressedM)
+        {
+        int nXDiff = -(g_mousePos.x - g_LastmousePos.x);
+        int nYDiff = -(g_mousePos.y - g_LastmousePos.y);
+
+        g_fLightIntensity -= (float)nXDiff / 400.0f;
+        if ((nYDiff > 2 || nYDiff < -2) && (nXDiff < 20 && nXDiff > -20))
+        {
+            if (!g_bFPSView)
+            {
+                g_sCamera.vPos.z += nYDiff / 120.0f;
+            }
+            else
+            {
+                g_sCamera.vPos += (nYDiff / 120.0f) * g_sCamera.vLookAt.Normalize();
+            }
+        }
+    }
+    return;
+    }
+
+//-------------------------------------------------------------------------------
+//-------------------------------------------------------------------------------
+void HandleMouseInputLocal( void )
+    {
+    POINT mousePos;
+    GetCursorPos( &mousePos );
+    ScreenToClient( GetDlgItem(g_hDlg,IDC_RT), &mousePos );
+
+    g_mousePos.x = mousePos.x;
+    g_mousePos.y = mousePos.y;
+
+    aiMatrix4x4 matRotation;
+
+    if (g_bMousePressed)
+        {
+        int nXDiff = -(g_mousePos.x - g_LastmousePos.x);
+        int nYDiff = -(g_mousePos.y - g_LastmousePos.y);
+
+        aiMatrix4x4 matWorld;
+        if (g_eClick != EClickPos_Outside)
+            {
+            if( 0 != nYDiff && g_eClick != EClickPos_CircleHor)
+                {
+                aiVector3D v = aiVector3D(1.0f,0.0f,0.0f);
+                D3DXMatrixRotationAxis( (D3DXMATRIX*) &matWorld, (D3DXVECTOR3*)&v, D3DXToRadian((float)nYDiff / 2.0f));
+                g_mWorldRotate = g_mWorldRotate * matWorld;
+                }
+
+            if( 0 != nXDiff && g_eClick != EClickPos_CircleVert)
+                {
+                aiVector3D v = aiVector3D(0.0f,1.0f,0.0f);
+                D3DXMatrixRotationAxis( (D3DXMATRIX*)&matWorld, (D3DXVECTOR3*)&v, D3DXToRadian((float)nXDiff / 2.0f) );
+                g_mWorldRotate = g_mWorldRotate * matWorld;
+                }
+            }
+        else
+            {
+            if(0 != nYDiff || 0 != nXDiff)
+                {
+                // rotate around the z-axis
+                RECT sRect;
+                GetWindowRect(GetDlgItem(g_hDlg,IDC_RT),&sRect);
+                sRect.right -= sRect.left;
+                sRect.bottom -= sRect.top;
+
+                int xPos = g_mousePos.x - sRect.right/2;
+                int yPos = g_mousePos.y - sRect.bottom/2;
+                float fXDist = (float)xPos;
+                float fYDist = (float)yPos / sqrtf((float)(yPos * yPos + xPos * xPos));
+
+                bool bSign1;
+                if (fXDist < 0.0f)bSign1 = false;
+                else bSign1 = true;
+                float fAngle = asin(fYDist);
+
+                xPos = g_LastmousePos.x - sRect.right/2;
+                yPos = g_LastmousePos.y - sRect.bottom/2;
+
+                fXDist = (float)xPos;
+                fYDist = (float)yPos / sqrtf((float)(yPos * yPos + xPos * xPos));
+
+                bool bSign2;
+                if (fXDist < 0.0f)bSign2 = false;
+                else bSign2 = true;
+                float fAngle2 = asin(fYDist);
+                fAngle -= fAngle2;
+
+                if (bSign1 != bSign2)
+                    {
+                    g_bInvert = !g_bInvert;
+                    }
+                if (g_bInvert)fAngle *= -1.0f;
+
+                aiVector3D v = aiVector3D(0.0f,0.0f,1.0f);
+                D3DXMatrixRotationAxis( (D3DXMATRIX*)&matWorld, (D3DXVECTOR3*)&v, (float) (fAngle * 1.2) );
+                g_mWorldRotate = g_mWorldRotate * matWorld;
+                }
+            }
+        }
+
+    g_LastmousePos.x = g_mousePos.x;
+    g_LastmousePos.y = g_mousePos.y;
+    }
+
+//-------------------------------------------------------------------------------
+//-------------------------------------------------------------------------------
+void HandleKeyboardInputFPS( void )
+    {
+    unsigned char keys[256];
+    GetKeyboardState( keys );
+
+    aiVector3D tmpLook  = g_sCamera.vLookAt;
+    aiVector3D tmpRight = g_sCamera.vRight;
+
+    aiVector3D vOldPos = g_sCamera.vPos;
+
+    // Up Arrow Key - View moves forward
+    if( keys[VK_UP] & 0x80 )
+        g_sCamera.vPos -= (tmpLook*-MOVE_SPEED)*g_fElpasedTime;
+
+    // Down Arrow Key - View moves backward
+    if( keys[VK_DOWN] & 0x80 )
+        g_sCamera.vPos += (tmpLook*-MOVE_SPEED)*g_fElpasedTime;
+
+    // Left Arrow Key - View side-steps or strafes to the left
+    if( keys[VK_LEFT] & 0x80 )
+        g_sCamera.vPos -= (tmpRight*MOVE_SPEED)*g_fElpasedTime;
+
+    // Right Arrow Key - View side-steps or strafes to the right
+    if( keys[VK_RIGHT] & 0x80 )
+        g_sCamera.vPos += (tmpRight*MOVE_SPEED)*g_fElpasedTime;
+
+    // Home Key - View elevates up
+    if( keys[VK_HOME] & 0x80 )
+        g_sCamera.vPos .y += MOVE_SPEED*g_fElpasedTime;
+
+    // End Key - View elevates down
+    if( keys[VK_END] & 0x80 )
+        g_sCamera.vPos.y -= MOVE_SPEED*g_fElpasedTime;
+    }
+
+
+//-------------------------------------------------------------------------------
+//-------------------------------------------------------------------------------
+void HandleKeyboardInputTextureView( void )
+    {
+    unsigned char keys[256];
+    GetKeyboardState( keys );
+
+    // Up Arrow Key
+    if( keys[VK_UP] & 0x80 )
+        CDisplay::Instance().SetTextureViewOffsetY ( g_fElpasedTime * 150.0f );
+
+    // Down Arrow Key
+    if( keys[VK_DOWN] & 0x80 )
+        CDisplay::Instance().SetTextureViewOffsetY ( -g_fElpasedTime * 150.0f );
+
+    // Left Arrow Key
+    if( keys[VK_LEFT] & 0x80 )
+        CDisplay::Instance().SetTextureViewOffsetX ( g_fElpasedTime * 150.0f );
+
+    // Right Arrow Key
+    if( keys[VK_RIGHT] & 0x80 )
+        CDisplay::Instance().SetTextureViewOffsetX ( -g_fElpasedTime * 150.0f );
+    }
+};