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@@ -3,6 +3,7 @@
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* \brief OpenGL camera class
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*
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* \author Mongoose
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+ * \author xythobuz
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*/
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#include <stdio.h>
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@@ -12,11 +13,29 @@
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#include "Camera.h"
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Camera::Camera() {
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- mFlags = 0;
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mViewDistance = 14.0f;
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- mTranslateDelta = 512.0f; // 256.0f
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- mFlags &= Camera_FlyMode;
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- reset();
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+ mRotationDeltaX = 1.0f;
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+ mRotationDeltaY = 1.0f;
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+ mTheta = 0.0f;
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+ mTheta2 = 0.0f;
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+
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+ mPos[0] = 0.0f;
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+ mPos[1] = 0.0f;
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+ mPos[2] = 0.0f;
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+
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+ mTarget[0] = 0.0f;
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+ mTarget[1] = 0.0f;
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+ mTarget[2] = mViewDistance;
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+
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+ mSide[0] = 1.0f;
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+ mSide[1] = 0.0f;
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+ mSide[2] = 0.0f;
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+
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+ mUp[0] = 0.0f;
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+ mUp[1] = -1.0f; // 1.0f
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+ mUp[2] = 0.0f;
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+
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+ mQ.setIdentity();
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}
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void Camera::getPosition(vec3_t pos) {
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@@ -25,22 +44,12 @@ void Camera::getPosition(vec3_t pos) {
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pos[2] = mPos[2];
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}
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-void Camera::getUp(vec3_t up) {
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- up[0] = mUp[0];
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- up[1] = mUp[1];
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- up[2] = mUp[2];
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-}
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-
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void Camera::getTarget(vec3_t target) {
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target[0] = mTarget[0];
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target[1] = mTarget[1];
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target[2] = mTarget[2];
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}
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-float Camera::getYaw() {
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- return OR_RAD_TO_DEG(mTheta);
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-}
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-
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vec_t Camera::getRadianYaw() {
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return mTheta;
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}
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@@ -49,13 +58,32 @@ vec_t Camera::getRadianPitch() {
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return mTheta2;
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}
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+void Camera::setPosition(vec3_t pos) {
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+ mPos[0] = pos[0];
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+ mPos[1] = pos[1];
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+ mPos[2] = pos[2];
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+}
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+
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+void Camera::setSensitivityX(vec_t sens) {
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+ mRotationDeltaX = sens;
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+}
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+
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+void Camera::setSensitivityY(vec_t sens) {
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+ mRotationDeltaY = sens;
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+}
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+
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+void Camera::update() {
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+ mTarget[2] = (mViewDistance * cosf(mTheta)) + mPos[2];
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+ mTarget[0] = (mViewDistance * sinf(mTheta)) + mPos[0];
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+ mTarget[1] = (mViewDistance * sinf(mTheta2)) + mPos[1]; // + height_offset;
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+}
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+
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void Camera::rotate(float angle, float x, float y, float z) {
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Quaternion t, n;
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Matrix matrix;
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vec_t side[4] = { 1.0f, 0.0f, 0.0f, 1.0f };
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vec_t up[4] = { 0.0f, 1.0f, 0.0f, 1.0f };
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vec_t look[4] = { 0.0f, 0.0f, -1.0f, 1.0f };
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- unsigned int i;
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matrix_t m;
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t.set(angle, x, y, z);
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@@ -68,7 +96,7 @@ void Camera::rotate(float angle, float x, float y, float z) {
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matrix.multiply4v(look, mTarget);
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matrix.multiply4v(up, mUp);
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- for (i = 0; i < 3; ++i) {
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+ for (int i = 0; i < 3; ++i) {
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mSide[i] += mPos[i];
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mTarget[i] += mPos[i];
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mUp[i] += mPos[i];
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@@ -77,161 +105,31 @@ void Camera::rotate(float angle, float x, float y, float z) {
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mQ = n;
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}
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-void Camera::translate(float x, float y, float z) {
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- int i;
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- vec_t result[4];
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- vec_t v[4];
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- matrix_t m;
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- Matrix matrix;
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-
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- v[0] = x;
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- v[1] = y;
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- v[2] = -z;
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- v[3] = 1;
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-
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- m[0] = mSide[0] - mPos[0];
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- m[1] = mUp[0] - mPos[0];
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- m[2] = mTarget[0] - mPos[0];
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- m[3] = 0;
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- m[4] = mSide[1] - mPos[1];
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- m[5] = mUp[1] - mPos[1];
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- m[6] = mTarget[1] - mPos[1];
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- m[7] = 0;
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- m[8] = mSide[2] - mPos[2];
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- m[9] = mUp[2] - mPos[2];
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- m[10] = mTarget[2] - mPos[2];
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- m[11] = 0;
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- m[12] = 0;
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- m[13] = 0;
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- m[14] = 0;
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- m[15] = 1;
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-
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- matrix.setMatrix(m);
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- matrix.multiply4v(v, result);
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-
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- for (i = 0; i < 3; ++i) {
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- mSide[i] += result[i];
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- mUp[i] += result[i];
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- mTarget[i] += result[i];
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- mPos[i] += result[i];
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- }
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-
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- mPos[0] = x;
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- mPos[1] = y;
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- mPos[2] = z;
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-}
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-
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-void Camera::reset() {
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- mTheta = 0.0f;
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- mTheta2 = 0.0f;
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-
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- mPos[0] = 0.0f;
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- mPos[1] = 0.0f;
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- mPos[2] = 0.0f;
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-
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- mTarget[0] = 0.0f;
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- mTarget[1] = 0.0f;
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- mTarget[2] = mViewDistance;
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-
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- mSide[0] = 1.0f;
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- mSide[1] = 0.0f;
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- mSide[2] = 0.0f;
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-
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- mUp[0] = 0.0f;
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- mUp[1] = -1.0f; // 1.0f
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- mUp[2] = 0.0f;
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-
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- mQ.setIdentity();
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- translate(0.0f, 0.0f, 0.0f);
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-}
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-
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void Camera::command(enum camera_command cmd) {
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switch (cmd) {
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- case CAMERA_MOVE_FORWARD:
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- if (mFlags & Camera_FlyMode)
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- mPos[2] += (mTranslateDelta * cosf(mTheta));
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-
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- mPos[0] += (mTranslateDelta * sinf(mTheta));
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- mPos[1] += (mTranslateDelta * sinf(mTheta2));
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- break;
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- case CAMERA_MOVE_BACKWARD:
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- if (mFlags & Camera_FlyMode)
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- mPos[2] -= (mTranslateDelta * cosf(mTheta));
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-
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- mPos[0] -= (mTranslateDelta * sinf(mTheta));
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- mPos[1] -= (mTranslateDelta * sinf(mTheta2));
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- break;
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- case CAMERA_MOVE_LEFT:
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- mPos[0] -= (mTranslateDelta * sinf(mTheta - 90.0f));
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- mPos[2] -= (mTranslateDelta * cosf(mTheta - 90.0f));
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- break;
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- case CAMERA_MOVE_RIGHT:
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- mPos[0] -= (mTranslateDelta * sinf(mTheta + 90.0f));
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- mPos[2] -= (mTranslateDelta * cosf(mTheta + 90.0f));
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- break;
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case CAMERA_ROTATE_UP:
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if (mTheta2 < (M_PI / 2)) {
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- mTheta2 += getOpenRaider().mCameraRotationDeltaY;
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+ mTheta2 += mRotationDeltaY;
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rotate(mTheta2, 1.0f, 0.0f, 0.0f);
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}
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break;
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+
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case CAMERA_ROTATE_DOWN:
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if (mTheta2 > -(M_PI / 2)) {
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- mTheta2 -= getOpenRaider().mCameraRotationDeltaY;
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+ mTheta2 -= mRotationDeltaY;
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rotate(mTheta2, 1.0f, 0.0f, 0.0f);
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}
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break;
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+
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case CAMERA_ROTATE_RIGHT:
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- mTheta += getOpenRaider().mCameraRotationDeltaX;
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+ mTheta += mRotationDeltaX;
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rotate(mTheta, 0.0f, 1.0f, 0.0f);
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break;
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+
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case CAMERA_ROTATE_LEFT:
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- mTheta -= getOpenRaider().mCameraRotationDeltaX;
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+ mTheta -= mRotationDeltaX;
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rotate(mTheta, 0.0f, 1.0f, 0.0f);
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break;
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- case CAMERA_MOVE_UP:
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- mPos[1] -= mTranslateDelta / 2.0f;
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- mTarget[1] -= mTranslateDelta / 2.0f;
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- break;
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- case CAMERA_MOVE_DOWN:
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- mPos[1] += mTranslateDelta / 2.0f;
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- mTarget[1] += mTranslateDelta / 2.0f;
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- break;
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- case CAMERA_SPEED_UP:
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- ++mTranslateDelta;
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- break;
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- case CAMERA_SPEED_DOWN:
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- if (--mTranslateDelta < 0.0f)
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- mTranslateDelta = 1.0f;
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- break;
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}
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}
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-void Camera::setSpeed(float s) {
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- mTranslateDelta = s;
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-}
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-
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-void Camera::update() {
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- mTarget[2] = (mViewDistance * cosf(mTheta)) + mPos[2];
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- mTarget[0] = (mViewDistance * sinf(mTheta)) + mPos[0];
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- mTarget[1] = (mViewDistance * sinf(mTheta2)) + mPos[1]; // + height_offset;
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-}
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-
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-void Camera::setPosition(vec3_t pos) {
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- mPos[0] = pos[0];
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- mPos[1] = pos[1];
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- mPos[2] = pos[2];
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-}
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-
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-void Camera::setUp(vec3_t up) {
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- mUp[0] = up[0];
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- mUp[1] = up[1];
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- mUp[2] = up[2];
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-}
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-
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-void Camera::setTarget(vec3_t target) {
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- mTarget[0] = target[0];
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- mTarget[1] = target[1];
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- mTarget[2] = target[2];
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-}
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-
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