| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #ifndef _GL_FIXED_OPS_H |
| #define _GL_FIXED_OPS_H |
| |
| #define X2F(x) (((float)(x))/65536.0f) |
| #define X2D(x) (((double)(x))/65536.0) |
| #define X2I(x) ((x) /65536) |
| #define B2S(x) ((short)x) |
| |
| |
| #define F2X(d) ((d) > 32767.65535 ? 32767 * 65536 + 65535 : \ |
| (d) < -32768.65535 ? -32768 * 65536 + 65535 : \ |
| ((GLfixed) ((d) * 65536))) |
| |
| #define I2X(d) ((d)*65536) |
| |
| #endif |
