Sweden-Number/dlls/ddraw/mesa.c

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/* Direct3D Common functions
* Copyright (c) 1998 Lionel ULMER
*
* This file contains all MESA common code
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include "windef.h"
#include "wine/obj_base.h"
#include "ddraw.h"
#include "d3d.h"
#include "wine/debug.h"
#include "mesa_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
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#define D3DTPRIVATE(x) mesa_d3dt_private *dtpriv = (mesa_d3dt_private*)(x)->private
void set_render_state(D3DRENDERSTATETYPE dwRenderStateType,
DWORD dwRenderState, RenderState *rs)
{
if (TRACE_ON(ddraw))
_dump_renderstate(dwRenderStateType, dwRenderState);
/* First, all the stipple patterns */
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if ((dwRenderStateType >= D3DRENDERSTATE_STIPPLEPATTERN00) &&
(dwRenderStateType <= D3DRENDERSTATE_STIPPLEPATTERN31)) {
ERR("Unhandled dwRenderStateType stipple %d!\n",dwRenderStateType);
} else {
ENTER_GL();
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/* All others state variables */
switch (dwRenderStateType) {
case D3DRENDERSTATE_TEXTUREHANDLE: { /* 1 */
IDirect3DTexture2Impl* tex = (IDirect3DTexture2Impl*) dwRenderState;
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if (tex == NULL) {
glBindTexture(GL_TEXTURE_2D, 0);
glDisable(GL_TEXTURE_2D);
TRACE("disabling texturing\n");
} else {
D3DTPRIVATE(tex);
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glEnable(GL_TEXTURE_2D);
/* Default parameters */
glBindTexture(GL_TEXTURE_2D, dtpriv->tex_name);
/* To prevent state change, we could test here what are the parameters
stored in the texture */
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, rs->mag);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, rs->min);
TRACE("setting OpenGL texture handle : %d\n", dtpriv->tex_name);
}
} break;
case D3DRENDERSTATE_TEXTUREPERSPECTIVE: /* 4 */
if (dwRenderState)
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
else
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST);
break;
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case D3DRENDERSTATE_ZENABLE: /* 7 */
if (dwRenderState)
glEnable(GL_DEPTH_TEST);
else
glDisable(GL_DEPTH_TEST);
break;
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case D3DRENDERSTATE_FILLMODE: /* 8 */
switch ((D3DFILLMODE) dwRenderState) {
case D3DFILL_SOLID:
break;
default:
ERR("Unhandled fill mode !\n");
}
break;
case D3DRENDERSTATE_SHADEMODE: /* 9 */
switch ((D3DSHADEMODE) dwRenderState) {
case D3DSHADE_FLAT:
glShadeModel(GL_FLAT);
break;
case D3DSHADE_GOURAUD:
glShadeModel(GL_SMOOTH);
break;
default:
ERR("Unhandled shade mode !\n");
}
break;
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case D3DRENDERSTATE_ZWRITEENABLE: /* 14 */
if (dwRenderState)
glDepthMask(GL_TRUE);
else
glDepthMask(GL_FALSE);
break;
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case D3DRENDERSTATE_TEXTUREMAG: /* 17 */
switch ((D3DTEXTUREFILTER) dwRenderState) {
case D3DFILTER_NEAREST:
rs->mag = GL_NEAREST;
break;
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case D3DFILTER_LINEAR:
rs->mag = GL_LINEAR;
break;
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default:
ERR("Unhandled texture mag !\n");
}
break;
case D3DRENDERSTATE_TEXTUREMIN: /* 18 */
switch ((D3DTEXTUREFILTER) dwRenderState) {
case D3DFILTER_NEAREST:
rs->min = GL_NEAREST;
break;
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case D3DFILTER_LINEAR:
rs->mag = GL_LINEAR;
break;
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default:
ERR("Unhandled texture min !\n");
}
break;
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case D3DRENDERSTATE_SRCBLEND: /* 19 */
switch ((D3DBLEND) dwRenderState) {
case D3DBLEND_SRCALPHA:
rs->src = GL_SRC_ALPHA;
break;
default:
ERR("Unhandled blend mode !\n");
}
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glBlendFunc(rs->src, rs->dst);
break;
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case D3DRENDERSTATE_DESTBLEND: /* 20 */
switch ((D3DBLEND) dwRenderState) {
case D3DBLEND_INVSRCALPHA:
rs->dst = GL_ONE_MINUS_SRC_ALPHA;
break;
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default:
ERR("Unhandled blend mode !\n");
}
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glBlendFunc(rs->src, rs->dst);
break;
case D3DRENDERSTATE_TEXTUREMAPBLEND: /* 21 */
switch ((D3DTEXTUREBLEND) dwRenderState) {
case D3DTBLEND_MODULATE:
case D3DTBLEND_MODULATEALPHA:
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
break;
default:
ERR("Unhandled texture environment !\n");
}
break;
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case D3DRENDERSTATE_CULLMODE: /* 22 */
switch ((D3DCULL) dwRenderState) {
case D3DCULL_NONE:
glDisable(GL_CULL_FACE);
break;
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case D3DCULL_CW:
glEnable(GL_CULL_FACE);
glFrontFace(GL_CW);
break;
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case D3DCULL_CCW:
glEnable(GL_CULL_FACE);
glFrontFace(GL_CCW);
break;
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default:
ERR("Unhandled cull mode !\n");
}
break;
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case D3DRENDERSTATE_ZFUNC: /* 23 */
switch ((D3DCMPFUNC) dwRenderState) {
case D3DCMP_NEVER:
glDepthFunc(GL_NEVER);
break;
case D3DCMP_LESS:
glDepthFunc(GL_LESS);
break;
case D3DCMP_EQUAL:
glDepthFunc(GL_EQUAL);
break;
case D3DCMP_LESSEQUAL:
glDepthFunc(GL_LEQUAL);
break;
case D3DCMP_GREATER:
glDepthFunc(GL_GREATER);
break;
case D3DCMP_NOTEQUAL:
glDepthFunc(GL_NOTEQUAL);
break;
case D3DCMP_GREATEREQUAL:
glDepthFunc(GL_GEQUAL);
break;
case D3DCMP_ALWAYS:
glDepthFunc(GL_ALWAYS);
break;
default:
ERR("Unexpected value\n");
}
break;
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case D3DRENDERSTATE_DITHERENABLE: /* 26 */
if (dwRenderState)
glEnable(GL_DITHER);
else
glDisable(GL_DITHER);
break;
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case D3DRENDERSTATE_ALPHABLENDENABLE: /* 27 */
if (dwRenderState)
glEnable(GL_BLEND);
else
glDisable(GL_BLEND);
break;
case D3DRENDERSTATE_COLORKEYENABLE: /* 41 */
if (dwRenderState)
glEnable(GL_BLEND);
else
glDisable(GL_BLEND);
break;
case D3DRENDERSTATE_FLUSHBATCH: /* 50 */
break;
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default:
ERR("Unhandled dwRenderStateType %d!\n",dwRenderStateType);
break;
}
LEAVE_GL();
}
}