port from perforce

2026-04-18 22:31:51 +02:00
commit 8d0ab5b7cc
8409 changed files with 3972376 additions and 0 deletions
--- a/evoke-64k/trunk/ev10/Environment.cpp
+++ b/evoke-64k/trunk/ev10/Environment.cpp
@@ -0,0 +1,78 @@
+#include "defines.h"
+
+#include "Environment.h"
+
+#include "shader.h"
+#include "globals.h"
+
+#include "intrin.h"
+
+void Environment::Init()
+{
+}
+
+void Environment::Update(const D3DXMATRIX &mView /*, const D3DXMATRIX &mProj*/ )
+{
+	D3DXVECTOR3 vViewPos;
+
+	// Extract view position
+	vViewPos.x = -(mView._41 * mView._11 + mView._42 * mView._12 + mView._43 * mView._13);
+	vViewPos.y = -(mView._41 * mView._21 + mView._42 * mView._22 + mView._43 * mView._23);
+	vViewPos.z = -(mView._41 * mView._31 + mView._42 * mView._32 + mView._43 * mView._33);
+
+	// Extract orientation
+	D3DXVECTOR3 vRight(1.0f, 0.0f, 0.0f); // (mView._11, mView._21, mView._31);
+	D3DXVECTOR3 vUp(0.0f, 1.0f, 0.0f); // (mView._12, mView._22, mView._32);
+	D3DXVECTOR3 vLook(0.0f, 0.0f, 1.0f); // (mView._13, mView._23, mView._33);
+
+	// Cube face orientations
+	const D3DXVECTOR3 aFaceOrientations[MaxFaceCount][3] = {
+			{ -vLook, vUp, vRight }, { vLook, vUp, -vRight },
+			{ vRight, -vLook, vUp }, { vRight, vLook, -vUp },
+			{ vRight, vUp, vLook }, { -vRight, vUp, -vLook }
+		};
+
+	// Copy projection
+	for(int i = 0; i < MaxFaceCount; i++)
+	{
+		// Get orientation
+		const D3DXVECTOR3 *pFaceOrientation = aFaceOrientations[i];
+		const D3DXVECTOR3 &vFaceRight = pFaceOrientation[0];
+		const D3DXVECTOR3 &vFaceUp = pFaceOrientation[1];
+		const D3DXVECTOR3 &vFaceLook = pFaceOrientation[2];
+
+		D3DXMATRIX &mEnvLocal = m_LocalMatrix[i];
+
+		// Compose local matrix
+		D3DXMatrixIdentity(&mEnvLocal);
+		memcpy(mEnvLocal.m[0], &vFaceRight, sizeof(float) * 3);
+		memcpy(mEnvLocal.m[1], &vFaceUp, sizeof(float) * 3);
+		memcpy(mEnvLocal.m[2], &vFaceLook, sizeof(float) * 3);
+
+		D3DXMATRIX &mEnvView = m_ViewMatrix[i];
+
+		// Compose view matrix
+		D3DXMatrixIdentity(&mEnvView);
+		mEnvView._11 = vFaceRight.x; mEnvView._21 = vFaceRight.y; mEnvView._31 = vFaceRight.z;
+		mEnvView._12 = vFaceUp.x; mEnvView._22 = vFaceUp.y; mEnvView._32 = vFaceUp.z;
+		mEnvView._13 = vFaceLook.x; mEnvView._23 = vFaceLook.y; mEnvView._33 = vFaceLook.z;
+		mEnvView._41 = -D3DXVec3Dot(&vViewPos, &vFaceRight);
+		mEnvView._42 = -D3DXVec3Dot(&vViewPos, &vFaceUp);
+		mEnvView._43 = -D3DXVec3Dot(&vViewPos, &vFaceLook);
+
+		D3DXMATRIX &mEnvProj = m_ProjMatrix[i];
+
+		// 90°
+		D3DXMatrixPerspectiveFovLH(&mEnvProj,
+			c_PI / 2.0f, 1.0f,
+			0.1f, 10000.0f);
+//		mEnvProj._33 = mProj._33;
+//		mEnvProj._34 = mProj._34;
+//		mEnvProj._43 = mProj._43;
+//		mEnvProj._44 = mProj._44;
+
+		// Copy remaining data
+		memcpy(&m_ViewPos[i], &vViewPos, sizeof(D3DXVECTOR3));
+		memcpy(&m_ViewDir[i], &vFaceLook, sizeof(D3DXVECTOR3));
+	}
+}