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/*
* Mesa 3-D graphics library
*
* Copyright (C) 2016 Ilia Mirkin. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
/**
* \file bbox.c
* glPrimitiveBoundingBox function
*/
#include "bbox.h"
#include "context.h"
void GLAPIENTRY
_mesa_PrimitiveBoundingBox(
GLfloat minX, GLfloat minY, GLfloat minZ, GLfloat minW,
GLfloat maxX, GLfloat maxY, GLfloat maxZ, GLfloat maxW)
{
GET_CURRENT_CONTEXT(ctx);
ctx->PrimitiveBoundingBox[0] = minX;
ctx->PrimitiveBoundingBox[1] = minY;
ctx->PrimitiveBoundingBox[2] = minZ;
ctx->PrimitiveBoundingBox[3] = minW;
ctx->PrimitiveBoundingBox[4] = maxX;
ctx->PrimitiveBoundingBox[5] = maxY;
ctx->PrimitiveBoundingBox[6] = maxZ;
ctx->PrimitiveBoundingBox[7] = maxW;
}
void
_mesa_init_bbox(struct gl_context *ctx)
{
ctx->PrimitiveBoundingBox[0] =
ctx->PrimitiveBoundingBox[1] =
ctx->PrimitiveBoundingBox[2] = -1.0f;
ctx->PrimitiveBoundingBox[3] =
ctx->PrimitiveBoundingBox[4] =
ctx->PrimitiveBoundingBox[5] =
ctx->PrimitiveBoundingBox[6] =
ctx->PrimitiveBoundingBox[7] = 1.0f;
}
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