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/* $Id: utils.c $ */
/** @file
* DevVMWare/Shaderlib - Utility/Stub Functions & Data.
*/
/*
* Copyright (C) 2013-2023 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, in version 3 of the
* License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* SPDX-License-Identifier: GPL-3.0-only
*/
#include <iprt/errcore.h>
#include <iprt/mem.h>
#include <iprt/assert.h>
#ifdef _MSC_VER
# include <iprt/win/windows.h>
#else
# include <windows.h>
#endif
#include "wined3d_private.h"
void *wined3d_rb_alloc(size_t size)
{
return RTMemAlloc(size);
}
void *wined3d_rb_realloc(void *ptr, size_t size)
{
return RTMemRealloc(ptr, size);
}
void wined3d_rb_free(void *ptr)
{
RTMemFree(ptr);
}
/* This small helper function is used to convert a bitmask into the number of masked bits */
unsigned int count_bits(unsigned int mask)
{
unsigned int count;
for (count = 0; mask; ++count)
{
mask &= mask - 1;
}
return count;
}
UINT wined3d_log2i(UINT32 x)
{
static const UINT l[] =
{
~0U, 0, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3,
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
};
UINT32 i;
return (i = x >> 16) ? (x = i >> 8) ? l[x] + 24 : l[i] + 16 : (i = x >> 8) ? l[i] + 8 : l[x];
}
/* Set the shader type for this device, depending on the given capabilities
* and the user preferences in wined3d_settings. */
void select_shader_mode(const struct wined3d_gl_info *gl_info, int *ps_selected, int *vs_selected)
{
RT_NOREF(gl_info);
*vs_selected = SHADER_GLSL;
*ps_selected = SHADER_GLSL;
}
const char *debug_glerror(GLenum error) {
switch(error) {
#define GLERROR_TO_STR(u) case u: return #u
GLERROR_TO_STR(GL_NO_ERROR);
GLERROR_TO_STR(GL_INVALID_ENUM);
GLERROR_TO_STR(GL_INVALID_VALUE);
GLERROR_TO_STR(GL_INVALID_OPERATION);
GLERROR_TO_STR(GL_STACK_OVERFLOW);
GLERROR_TO_STR(GL_STACK_UNDERFLOW);
GLERROR_TO_STR(GL_OUT_OF_MEMORY);
GLERROR_TO_STR(GL_INVALID_FRAMEBUFFER_OPERATION);
#undef GLERROR_TO_STR
default:
return "unrecognized";
}
}
void dump_color_fixup_desc(struct color_fixup_desc fixup)
{
RT_NOREF(fixup);
}
void context_release(struct wined3d_context *context)
{
RT_NOREF(context);
}
static void CDECL wined3d_do_nothing(void)
{
}
void (* CDECL wine_tsx11_lock_ptr)(void) = wined3d_do_nothing;
void (* CDECL wine_tsx11_unlock_ptr)(void) = wined3d_do_nothing;
LPVOID WINAPI VBoxHeapAlloc(HANDLE hHeap, DWORD heaptype,SIZE_T size)
{
RT_NOREF(hHeap, heaptype);
return RTMemAllocZ(size);
}
BOOL WINAPI VBoxHeapFree(HANDLE hHeap, DWORD heaptype,LPVOID ptr)
{
RT_NOREF(hHeap, heaptype);
RTMemFree(ptr);
return TRUE;
}
LPVOID WINAPI VBoxHeapReAlloc(HANDLE hHeap, DWORD heaptype, LPVOID ptr, SIZE_T size)
{
RT_NOREF(hHeap, heaptype);
return RTMemRealloc(ptr, size);
}
void VBoxDebugBreak(void)
{
AssertFailed();
}
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