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Initial commit of existing code.

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* All renderdoc code up to this point was written by me, history is available by request
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baldurk
2014-05-02 08:33:01 +01:00
parent 04b1549c0f
commit c38affcded
695 changed files with 230316 additions and 0 deletions
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renderdoc/driver/gl/gl_resources.cpp
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/******************************************************************************
* The MIT License (MIT)
*
* Copyright (c) 2014 Crytek
*
* 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.
******************************************************************************/
#include "gl_resources.h"
size_t GetByteSize(GLsizei w, GLsizei h, GLsizei d, GLenum format, GLenum type, int level, int align)
{
size_t elemSize = 0;
switch(type)
{
case eGL_UNSIGNED_BYTE:
case eGL_BYTE:
elemSize = 1;
break;
case eGL_UNSIGNED_SHORT:
case eGL_SHORT:
elemSize = 2;
break;
case eGL_UNSIGNED_INT:
case eGL_INT:
case eGL_FLOAT:
elemSize = 4;
break;
case eGL_UNSIGNED_BYTE_3_3_2:
case eGL_UNSIGNED_BYTE_2_3_3_REV:
return w*h*d;
case eGL_UNSIGNED_SHORT_5_6_5:
case eGL_UNSIGNED_SHORT_5_6_5_REV:
case eGL_UNSIGNED_SHORT_4_4_4_4:
case eGL_UNSIGNED_SHORT_4_4_4_4_REV:
case eGL_UNSIGNED_SHORT_5_5_5_1:
case eGL_UNSIGNED_SHORT_1_5_5_5_REV:
return w*h*d*2;
case eGL_UNSIGNED_INT_8_8_8_8:
case eGL_UNSIGNED_INT_8_8_8_8_REV:
case eGL_UNSIGNED_INT_10_10_10_2:
case eGL_UNSIGNED_INT_2_10_10_10_REV:
return w*h*d*4;
default:
RDCERR("Unhandled Byte Size type %d!", type);
break;
}
switch(format)
{
case eGL_RED:
case eGL_RED_INTEGER:
case eGL_GREEN:
case eGL_GREEN_INTEGER:
case eGL_BLUE:
case eGL_BLUE_INTEGER:
return w*h*d*elemSize;
case eGL_RG:
case eGL_RG_INTEGER:
return w*h*d*elemSize*2;
case eGL_RGB:
case eGL_RGB_INTEGER:
case eGL_BGR:
case eGL_BGR_INTEGER:
return w*h*d*elemSize*3;
case eGL_RGBA:
case eGL_RGBA_INTEGER:
case eGL_BGRA:
case eGL_BGRA_INTEGER:
return w*h*d*elemSize*4;
default:
RDCERR("Unhandled Byte Size format %d!", format);
break;
}
RDCERR("Unhandled Byte Size case!");
return 0;
}