--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Renderer/test_render/Camera.cpp	Fri Jun 05 16:49:12 2009 +0900
@@ -0,0 +1,251 @@
+#include <math.h>
+#include "SceneGraphRoot.h"
+#include "Camera.h"
+#include "sys.h"
+
+static void
+camera_move(SceneGraphPtr _node, int screen_w, int screen_h)
+{
+    Pad *pad = sgroot->getController();
+    CameraPtr node = (CameraPtr)_node;
+
+#if 0
+    if (pad->right.isHold()) {
+	node->xyz[0] += 10.0f;
+    } else if (pad->left.isHold()) {
+	node->xyz[0] -= 10.0f;
+    }
+
+    if (pad->up.isPush() || pad->up.isHold()) {
+	node->xyz[1] -= 2.0f;
+    } else if (pad->down.isPush() || pad->down.isHold()) {
+	node->xyz[1] += 2.0f;
+    }
+#endif
+
+    if (pad->r1.isPush() || pad->r1.isHold()) {
+	node->xyz[2] += 10.0f;
+    } else if (pad->l1.isPush() || pad->l1.isHold()) {
+	node->xyz[2] -= 10.0f;
+    }
+
+    if (pad->r2.isHold()) {
+	if (node->zd[0] <= 1.0f) {
+	    node->zd[0] += 0.02f;
+	}
+	if (node->zd[2] >= 0.0f) {
+	    node->zd[2] -= 0.02f;
+	}
+    } else if (pad->l2.isHold()) {
+	if (node->zd[0] > -1.0f) {
+	    node->zd[0] -= -0.02f;
+	}
+	if (node->zd[2] >= 0.0f) {
+	    node->zd[2] -= 0.02f;
+	}
+    } else {
+	node->zd[0] = 0.0f;
+	node->zd[2] = 1.0f;
+    }
+
+}
+
+static void
+camera_collision(SceneGraphPtr node, int screen_w, int screen_h,
+		 SceneGraphPtr tree)
+{
+}
+
+/**
+ * @param w Width of screen
+ * @param h Height of screen
+ */
+Camera::Camera(float w, float h)
+{
+    name = (char*)"Camera";
+
+
+    fov  = 60.0f;
+    near = 0.0f;
+    far  = 1000.0f;
+
+    zd[0] =  0.0f;
+    zd[1] =  0.0f;
+    zd[2] =  1.0f;
+    zd[3] =  1.0f;
+
+    yd[0] = 0.0f;
+    yd[1] = 1.0f;
+    yd[2] = 0.0f;
+    yd[3] = 1.0f;
+
+    // Screen の真ん中を初期値とする
+    xyz[0] = w/2.0f;
+    xyz[1] = h/2.0f;
+
+    // min(w, h) がちょうど一杯見えるような z の位置の計算
+    xyz[2] = -(((xyz[1] < xyz[0]) ? xyz[1] : xyz[0])/tanf((fov/2.0f)*M_PI/180.0f));
+    //xyz[2] = -200.0f;
+    xyz[3] = 1.0f;
+
+    m_view = new float[16];
+    m_pers = new float[16];
+    m_screen = new float[16];
+    
+    this->set_move_collision(camera_move, camera_collision);
+}
+
+Camera::~Camera(void)
+{
+    delete [] m_view;
+    delete [] m_pers;
+    delete [] m_screen;
+}
+
+void
+Camera::updateView(void)
+{
+    float radx,rady,radz;
+    float cx[4], cy[4], cz[4], p[4];
+    float tm[16];
+
+    radx = angle[0]*3.14/180;
+    rady = angle[1]*3.14/180;
+    radz = angle[2]*3.14/180;
+
+    float sinx = sin(radx);
+    float cosx = cos(radx);
+    float siny = sin(rady);
+    float cosy = cos(rady);
+    float sinz = sin(radz);
+    float cosz = cos(radz);
+
+    /* View Transform */
+    tm[0] = cosz*cosy+sinz*sinx*siny;
+    tm[1] = sinz*cosx;
+    tm[2] = -cosz*siny+sinz*sinx*cosy;
+    tm[3] = 0.0f;
+    tm[4] = -sinz*cosy+cosz*sinx*siny;
+    tm[5] = cosz*cosx;
+    tm[6] = sinz*siny+cosz*sinx*cosy;
+    tm[7] = 0.0f;
+    tm[8] = cosx*siny;
+    tm[9] = -sinx;
+    tm[10] = cosx*cosy;
+    tm[11] = 0.0f;
+    tm[12] = 0.0f;
+    tm[13] = 0.0f;
+    tm[14] = 0.0f;
+    tm[15] = 1.0f;
+
+    applyMatrix(cz, tm, zd);
+    applyMatrix(cy, tm, yd);
+    applyMatrix(p, tm, xyz);
+
+    outerProduct(cx, cy, cz);
+    normalize(cx, cx);
+    normalize(cz, cz);
+    outerProduct(cy, cz, cx);
+
+    m_view[ 0] = cx[0];
+    m_view[ 1] = cy[0];
+    m_view[ 2] = cz[0];
+    m_view[ 3] = 0.0f;
+
+    m_view[ 4] = cx[1];
+    m_view[ 5] = cy[1];
+    m_view[ 6] = cz[1];
+    m_view[ 7] = 0.0f;
+
+    m_view[ 8] = cx[2];
+    m_view[ 9] = cy[2];
+    m_view[10] = cz[2];
+    m_view[11] = 0.0f;
+
+    m_view[12] = innerProduct(xyz, cx)*(-1);
+    m_view[13] = innerProduct(xyz, cy)*(-1);
+    m_view[14] = innerProduct(xyz, cz)*(-1);
+    m_view[15] = 1.0f;
+}
+
+void
+Camera::updatePerspective(float w, float h)
+{
+    float sx, sy, sz;
+    float aspect = w/h;
+
+    sy = (1.0f/tanf((fov/2.0f)*M_PI/180.0f));
+    sx = sy/aspect;
+    //sz = far/(far+near);
+    sz = far/(far-near);
+
+    m_pers[ 0] = sx;
+    m_pers[ 1] = 0.0f;
+    m_pers[ 2] = 0.0f;
+    m_pers[ 3] = 0.0f;
+
+    m_pers[ 4] = 0.0f;
+    m_pers[ 5] = sy;
+    m_pers[ 6] = 0.0f;
+    m_pers[ 7] = 0.0f;
+
+    m_pers[ 8] = 0.0f;
+    m_pers[ 9] = 0.0f;
+    m_pers[10] = sz;
+    m_pers[11] = 1.0f;
+
+    m_pers[12] = 0.0f;
+    m_pers[13] = 0.0f;
+    m_pers[14] = -near*sz;
+    m_pers[15] = 0.0f;
+}
+
+void
+Camera::updateScreen(float _w, float _h)
+{
+    float w = _w/2.0f;
+    float h = _h/2.0f;
+
+    m_screen[ 0] = w;
+    m_screen[ 1] = 0.0f;
+    m_screen[ 2] = 0.0f;
+    m_screen[ 3] = 0.0f;
+
+    m_screen[ 4] = 0.0f;
+    m_screen[ 5] = h;
+    m_screen[ 6] = 0.0f;
+    m_screen[ 7] = 0.0f;
+
+    m_screen[ 8] = 0.0f;
+    m_screen[ 9] = 0.0f;
+    m_screen[10] = 1.0f;
+    m_screen[11] = 0.0f;
+
+    m_screen[12] = w;
+    m_screen[13] = h;
+    m_screen[14] = 0.0f;
+    m_screen[15] = 1.0f;    
+}
+
+void
+Camera::setCamera(float *pose)
+{
+    //memcpy(xyz, &pose[12], sizeof(float)*4);
+}
+
+void
+Camera::update(float w, float h)
+{
+#if 1
+    float tmp[16];
+
+    updateView();
+    updatePerspective(w, h);
+    updateScreen(w, h);
+    
+    matrix4x4(tmp, this->m_pers, this->m_screen);
+    matrix4x4(this->matrix, this->m_view, tmp);
+#else
+    get_matrix(matrix, angle, xyz, NULL);
+#endif
+}