Remove experimental perspective projection

Change-Id: Iad688c8395ccd4673cc129973802b5f01dfb45ba

1 files changed, 0 insertions, 78 deletions

diff --git a/libs/hwui/Matrix.cpp b/libs/hwui/Matrix.cpp
index 4f5cd26e94be..3d6188a0ddfa 100644
--- a/libs/hwui/Matrix.cpp
+++ b/libs/hwui/Matrix.cpp
@@ -372,84 +372,6 @@ void Matrix4::loadMultiply(const Matrix4& u, const Matrix4& v) {
     mType = kTypeUnknown;
 }
 
-// translated from android.opengl.Matrix#frustumM()
-void Matrix4::loadFrustum(float left, float top, float right, float bottom, float near, float far) {
-    float r_width  = 1.0f / (right - left);
-    float r_height = 1.0f / (top - bottom);
-    float r_depth  = 1.0f / (near - far);
-    float x = 2.0f * (near * r_width);
-    float y = 2.0f * (near * r_height);
-    float A = (right + left) * r_width;
-    float B = (top + bottom) * r_height;
-    float C = (far + near) * r_depth;
-    float D = 2.0f * (far * near * r_depth);
-
-    memset(&data, 0, sizeof(data));
-    mType = kTypeUnknown;
-
-    data[kScaleX] = x;
-    data[kScaleY] = y;
-    data[8] = A;
-    data[9] = B;
-    data[kScaleZ] = C;
-    data[kTranslateZ] = D;
-    data[11] = -1.0f;
-}
-
-// translated from android.opengl.Matrix#setLookAtM()
-void Matrix4::loadLookAt(float eyeX, float eyeY, float eyeZ,
-        float centerX, float centerY, float centerZ,
-        float upX, float upY, float upZ) {
-    float fx = centerX - eyeX;
-    float fy = centerY - eyeY;
-    float fz = centerZ - eyeZ;
-
-    // Normalize f
-    float rlf = 1.0f / sqrt(fx*fx + fy*fy + fz*fz);
-    fx *= rlf;
-    fy *= rlf;
-    fz *= rlf;
-
-    // compute s = f x up (x means "cross product")
-    float sx = fy * upZ - fz * upY;
-    float sy = fz * upX - fx * upZ;
-    float sz = fx * upY - fy * upX;
-
-    // and normalize s
-    float rls = 1.0f / sqrt(sx*sx + sy*sy + sz*sz);
-    sx *= rls;
-    sy *= rls;
-    sz *= rls;
-
-    // compute u = s x f
-    float ux = sy * fz - sz * fy;
-    float uy = sz * fx - sx * fz;
-    float uz = sx * fy - sy * fx;
-
-    mType = kTypeUnknown;
-    data[0] = sx;
-    data[1] = ux;
-    data[2] = -fx;
-    data[3] = 0.0f;
-
-    data[4] = sy;
-    data[5] = uy;
-    data[6] = -fy;
-    data[7] = 0.0f;
-
-    data[8] = sz;
-    data[9] = uz;
-    data[10] = -fz;
-    data[11] = 0.0f;
-
-    data[12] = 0.0f;
-    data[13] = 0.0f;
-    data[14] = 0.0f;
-    data[15] = 1.0f;
-
-    translate(-eyeX, -eyeY, -eyeZ);
-}
-
 void Matrix4::loadOrtho(float left, float right, float bottom, float top, float near, float far) {
     loadIdentity();