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90 lines
1.9 KiB
90 lines
1.9 KiB
9 years ago
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/* Copyright (c) 2012 The Chromium Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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/* From pp_point.idl modified Wed Oct 5 14:06:02 2011. */
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#ifndef PPAPI_C_PP_POINT_H_
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#define PPAPI_C_PP_POINT_H_
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#include "pp_macros.h"
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#include "pp_stdint.h"
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/**
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* @file
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* This file defines the API to create a 2 dimensional point.
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* 0,0 is the upper-left starting coordinate.
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*/
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/**
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* @addtogroup Structs
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* @{
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*/
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/**
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* The PP_Point structure defines the integer x and y coordinates of a point.
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*/
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struct PP_Point {
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/**
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* This value represents the horizontal coordinate of a point, starting with 0
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* as the left-most coordinate.
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*/
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int32_t x;
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/**
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* This value represents the vertical coordinate of a point, starting with 0
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* as the top-most coordinate.
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*/
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int32_t y;
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};
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PP_COMPILE_ASSERT_STRUCT_SIZE_IN_BYTES(PP_Point, 8);
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/**
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* The PP_FloatPoint structure defines the floating-point x and y coordinates
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* of a point.
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*/
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struct PP_FloatPoint {
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float x;
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float y;
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};
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PP_COMPILE_ASSERT_STRUCT_SIZE_IN_BYTES(PP_FloatPoint, 8);
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/**
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* @}
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*/
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/**
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* @addtogroup Functions
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* @{
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*/
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/**
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* PP_MakePoint() creates a <code>PP_Point</code> given the x and y coordinates
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* as int32_t values.
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*
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* @param[in] x An int32_t value representing a horizontal coordinate of a
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* point, starting with 0 as the left-most coordinate.
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* @param[in] y An int32_t value representing a vertical coordinate of a point,
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* starting with 0 as the top-most coordinate.
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*
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* @return A <code>PP_Point</code> structure.
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*/
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PP_INLINE struct PP_Point PP_MakePoint(int32_t x, int32_t y) {
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struct PP_Point ret;
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ret.x = x;
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ret.y = y;
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return ret;
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}
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PP_INLINE struct PP_FloatPoint PP_MakeFloatPoint(float x, float y) {
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struct PP_FloatPoint ret;
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ret.x = x;
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ret.y = y;
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return ret;
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}
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/**
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* @}
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*/
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#endif /* PPAPI_C_PP_POINT_H_ */
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