forked from Mirrors/wine-wine
502 lines
16 KiB
C
502 lines
16 KiB
C
/* Direct3D Common functions
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* Copyright (c) 1998 Lionel ULMER
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*
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* This file contains all MESA common code
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include "windef.h"
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#include "objbase.h"
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#include "ddraw.h"
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#include "d3d.h"
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#include "wine/debug.h"
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#include "mesa_private.h"
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WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
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GLenum convert_D3D_compare_to_GL(D3DCMPFUNC dwRenderState)
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{
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switch (dwRenderState) {
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case D3DCMP_NEVER: return GL_NEVER;
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case D3DCMP_LESS: return GL_LESS;
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case D3DCMP_EQUAL: return GL_EQUAL;
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case D3DCMP_LESSEQUAL: return GL_LEQUAL;
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case D3DCMP_GREATER: return GL_GREATER;
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case D3DCMP_NOTEQUAL: return GL_NOTEQUAL;
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case D3DCMP_GREATEREQUAL: return GL_GEQUAL;
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case D3DCMP_ALWAYS: return GL_ALWAYS;
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default: ERR("Unexpected compare type %d !\n", dwRenderState);
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}
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return GL_ALWAYS;
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}
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GLenum convert_D3D_stencilop_to_GL(D3DSTENCILOP dwRenderState)
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{
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switch (dwRenderState) {
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case D3DSTENCILOP_KEEP: return GL_KEEP;
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case D3DSTENCILOP_ZERO: return GL_ZERO;
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case D3DSTENCILOP_REPLACE: return GL_REPLACE;
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case D3DSTENCILOP_INCRSAT: return GL_INCR;
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case D3DSTENCILOP_DECRSAT: return GL_DECR;
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case D3DSTENCILOP_INVERT: return GL_INVERT;
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case D3DSTENCILOP_INCR: WARN("D3DSTENCILOP_INCR not properly handled !\n"); return GL_INCR;
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case D3DSTENCILOP_DECR: WARN("D3DSTENCILOP_DECR not properly handled !\n"); return GL_DECR;
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default: ERR("Unexpected compare type %d !\n", dwRenderState);
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}
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return GL_KEEP;
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}
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GLenum convert_D3D_blendop_to_GL(D3DBLEND dwRenderState)
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{
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switch ((D3DBLEND) dwRenderState) {
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case D3DBLEND_ZERO: return GL_ZERO;
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case D3DBLEND_ONE: return GL_ONE;
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case D3DBLEND_SRCALPHA: return GL_SRC_ALPHA;
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case D3DBLEND_INVSRCALPHA: return GL_ONE_MINUS_SRC_ALPHA;
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case D3DBLEND_DESTALPHA: return GL_DST_ALPHA;
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case D3DBLEND_INVDESTALPHA: return GL_ONE_MINUS_DST_ALPHA;
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case D3DBLEND_DESTCOLOR: return GL_DST_COLOR;
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case D3DBLEND_INVDESTCOLOR: return GL_ONE_MINUS_DST_COLOR;
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case D3DBLEND_SRCALPHASAT: return GL_SRC_ALPHA_SATURATE;
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case D3DBLEND_SRCCOLOR: return GL_SRC_COLOR;
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case D3DBLEND_INVSRCCOLOR: return GL_ONE_MINUS_SRC_COLOR;
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default: ERR("Unhandled blend mode %d !\n", dwRenderState); return GL_ZERO;
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}
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}
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void set_render_state(IDirect3DDeviceImpl* This,
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D3DRENDERSTATETYPE dwRenderStateType, STATEBLOCK *lpStateBlock)
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{
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IDirect3DDeviceGLImpl *glThis = (IDirect3DDeviceGLImpl *) This;
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DWORD dwRenderState = lpStateBlock->render_state[dwRenderStateType - 1];
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if (TRACE_ON(ddraw))
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TRACE("%s = %08lx\n", _get_renderstate(dwRenderStateType), dwRenderState);
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/* First, all the stipple patterns */
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if ((dwRenderStateType >= D3DRENDERSTATE_STIPPLEPATTERN00) &&
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(dwRenderStateType <= D3DRENDERSTATE_STIPPLEPATTERN31)) {
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ERR("Unhandled dwRenderStateType stipple %d!\n",dwRenderStateType);
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} else {
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ENTER_GL();
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/* All others state variables */
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switch (dwRenderStateType) {
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case D3DRENDERSTATE_TEXTUREHANDLE: { /* 1 */
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IDirectDrawSurfaceImpl *tex = (IDirectDrawSurfaceImpl*) dwRenderState;
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LEAVE_GL();
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IDirect3DDevice7_SetTexture(ICOM_INTERFACE(This, IDirect3DDevice7),
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0,
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ICOM_INTERFACE(tex, IDirectDrawSurface7));
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ENTER_GL();
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} break;
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case D3DRENDERSTATE_TEXTUREADDRESSU: /* 44 */
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case D3DRENDERSTATE_TEXTUREADDRESSV: /* 45 */
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case D3DRENDERSTATE_TEXTUREADDRESS: { /* 3 */
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D3DTEXTURESTAGESTATETYPE d3dTexStageStateType;
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if (dwRenderStateType == D3DRENDERSTATE_TEXTUREADDRESS) d3dTexStageStateType = D3DTSS_ADDRESS;
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else if (dwRenderStateType == D3DRENDERSTATE_TEXTUREADDRESSU) d3dTexStageStateType = D3DTSS_ADDRESSU;
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else d3dTexStageStateType = D3DTSS_ADDRESSV;
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LEAVE_GL();
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IDirect3DDevice7_SetTextureStageState(ICOM_INTERFACE(This, IDirect3DDevice7),
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0, d3dTexStageStateType,
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dwRenderState);
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ENTER_GL();
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} break;
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case D3DRENDERSTATE_TEXTUREPERSPECTIVE: /* 4 */
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if (dwRenderState)
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glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
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else
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glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST);
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break;
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case D3DRENDERSTATE_WRAPU: /* 5 */
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if (dwRenderState)
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ERR("WRAPU mode unsupported by OpenGL.. Expect graphical glitches !\n");
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break;
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case D3DRENDERSTATE_WRAPV: /* 6 */
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if (dwRenderState)
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ERR("WRAPV mode unsupported by OpenGL.. Expect graphical glitches !\n");
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break;
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case D3DRENDERSTATE_ZENABLE: /* 7 */
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/* To investigate : in OpenGL, if we disable the depth test, the Z buffer will NOT be
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updated either.. No idea about what happens in D3D.
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Maybe replacing the Z function by ALWAYS would be a better idea. */
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if (dwRenderState == D3DZB_TRUE)
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glEnable(GL_DEPTH_TEST);
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else if (dwRenderState == D3DZB_FALSE)
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glDisable(GL_DEPTH_TEST);
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else {
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glEnable(GL_DEPTH_TEST);
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WARN(" w-buffering not supported.\n");
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}
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break;
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case D3DRENDERSTATE_FILLMODE: /* 8 */
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switch ((D3DFILLMODE) dwRenderState) {
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case D3DFILL_POINT:
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glPolygonMode(GL_FRONT_AND_BACK,GL_POINT);
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break;
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case D3DFILL_WIREFRAME:
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glPolygonMode(GL_FRONT_AND_BACK,GL_LINE);
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break;
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case D3DFILL_SOLID:
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glPolygonMode(GL_FRONT_AND_BACK,GL_FILL);
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break;
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default:
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ERR("Unhandled fill mode %ld !\n",dwRenderState);
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}
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break;
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case D3DRENDERSTATE_SHADEMODE: /* 9 */
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switch ((D3DSHADEMODE) dwRenderState) {
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case D3DSHADE_FLAT:
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glShadeModel(GL_FLAT);
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break;
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case D3DSHADE_GOURAUD:
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glShadeModel(GL_SMOOTH);
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break;
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default:
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ERR("Unhandled shade mode %ld !\n",dwRenderState);
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}
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break;
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case D3DRENDERSTATE_ZWRITEENABLE: /* 14 */
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if (dwRenderState)
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glDepthMask(GL_TRUE);
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else
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glDepthMask(GL_FALSE);
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break;
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case D3DRENDERSTATE_ALPHATESTENABLE: /* 15 */
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if (dwRenderState)
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glEnable(GL_ALPHA_TEST);
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else
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glDisable(GL_ALPHA_TEST);
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break;
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case D3DRENDERSTATE_TEXTUREMAG: { /* 17 */
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DWORD tex_mag = 0xFFFFFFFF;
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switch ((D3DTEXTUREFILTER) dwRenderState) {
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case D3DFILTER_NEAREST:
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tex_mag = D3DTFG_POINT;
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break;
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case D3DFILTER_LINEAR:
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tex_mag = D3DTFG_LINEAR;
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break;
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default:
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ERR("Unhandled texture mag %ld !\n",dwRenderState);
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}
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if (tex_mag != 0xFFFFFFFF) {
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LEAVE_GL();
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IDirect3DDevice7_SetTextureStageState(ICOM_INTERFACE(This, IDirect3DDevice7), 0, D3DTSS_MAGFILTER, tex_mag);
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ENTER_GL();
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}
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} break;
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case D3DRENDERSTATE_TEXTUREMIN: { /* 18 */
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DWORD tex_min = 0xFFFFFFFF;
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switch ((D3DTEXTUREFILTER) dwRenderState) {
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case D3DFILTER_NEAREST:
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tex_min = D3DTFN_POINT;
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break;
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case D3DFILTER_LINEAR:
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tex_min = D3DTFN_LINEAR;
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break;
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default:
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ERR("Unhandled texture min %ld !\n",dwRenderState);
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}
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if (tex_min != 0xFFFFFFFF) {
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LEAVE_GL();
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IDirect3DDevice7_SetTextureStageState(ICOM_INTERFACE(This, IDirect3DDevice7), 0, D3DTSS_MINFILTER, tex_min);
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ENTER_GL();
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}
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} break;
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case D3DRENDERSTATE_SRCBLEND: /* 19 */
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case D3DRENDERSTATE_DESTBLEND: /* 20 */
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glBlendFunc(convert_D3D_blendop_to_GL(lpStateBlock->render_state[D3DRENDERSTATE_SRCBLEND - 1]),
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convert_D3D_blendop_to_GL(lpStateBlock->render_state[D3DRENDERSTATE_DESTBLEND - 1]));
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break;
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case D3DRENDERSTATE_TEXTUREMAPBLEND: /* 21 */
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switch ((D3DTEXTUREBLEND) dwRenderState) {
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case D3DTBLEND_MODULATE:
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case D3DTBLEND_MODULATEALPHA:
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glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
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break;
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default:
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ERR("Unhandled texture environment %ld !\n",dwRenderState);
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}
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break;
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case D3DRENDERSTATE_CULLMODE: /* 22 */
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switch ((D3DCULL) dwRenderState) {
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case D3DCULL_NONE:
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glDisable(GL_CULL_FACE);
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break;
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case D3DCULL_CW:
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glEnable(GL_CULL_FACE);
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glFrontFace(GL_CCW);
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glCullFace(GL_BACK);
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break;
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case D3DCULL_CCW:
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glEnable(GL_CULL_FACE);
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glFrontFace(GL_CW);
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glCullFace(GL_BACK);
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break;
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default:
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ERR("Unhandled cull mode %ld !\n",dwRenderState);
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}
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break;
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case D3DRENDERSTATE_ZFUNC: /* 23 */
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glDepthFunc(convert_D3D_compare_to_GL(dwRenderState));
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break;
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case D3DRENDERSTATE_ALPHAREF: /* 24 */
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case D3DRENDERSTATE_ALPHAFUNC: /* 25 */
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glAlphaFunc(convert_D3D_compare_to_GL(lpStateBlock->render_state[D3DRENDERSTATE_ALPHAFUNC - 1]),
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(lpStateBlock->render_state[D3DRENDERSTATE_ALPHAREF - 1] & 0x000000FF) / 255.0);
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break;
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case D3DRENDERSTATE_DITHERENABLE: /* 26 */
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if (dwRenderState)
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glEnable(GL_DITHER);
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else
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glDisable(GL_DITHER);
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break;
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case D3DRENDERSTATE_ALPHABLENDENABLE: /* 27 */
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if (dwRenderState) {
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glEnable(GL_BLEND);
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} else {
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glDisable(GL_BLEND);
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}
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break;
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case D3DRENDERSTATE_FOGENABLE: /* 28 */
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if ((dwRenderState == TRUE) &&
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(glThis->transform_state != GL_TRANSFORM_ORTHO)) {
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glEnable(GL_FOG);
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} else {
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glDisable(GL_FOG);
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}
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break;
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case D3DRENDERSTATE_SPECULARENABLE: /* 29 */
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if (dwRenderState)
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ERR(" Specular Lighting not supported yet.\n");
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break;
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case D3DRENDERSTATE_SUBPIXEL: /* 31 */
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case D3DRENDERSTATE_SUBPIXELX: /* 32 */
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/* We do not support this anyway, so why protest :-) */
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break;
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case D3DRENDERSTATE_STIPPLEDALPHA: /* 33 */
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if (dwRenderState)
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ERR(" Stippled Alpha not supported yet.\n");
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break;
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case D3DRENDERSTATE_FOGCOLOR: { /* 34 */
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GLint color[4];
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color[0] = (dwRenderState >> 16) & 0xFF;
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color[1] = (dwRenderState >> 8) & 0xFF;
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color[2] = (dwRenderState >> 0) & 0xFF;
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color[3] = (dwRenderState >> 24) & 0xFF;
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glFogiv(GL_FOG_COLOR, color);
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} break;
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case D3DRENDERSTATE_COLORKEYENABLE: /* 41 */
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/* This needs to be fixed. */
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if (dwRenderState)
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glEnable(GL_BLEND);
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else
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glDisable(GL_BLEND);
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break;
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case D3DRENDERSTATE_ZBIAS: /* 47 */
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/* This is a tad bit hacky.. But well, no idea how to do it better in OpenGL :-/ */
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if (dwRenderState == 0) {
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glDisable(GL_POLYGON_OFFSET_FILL);
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glDisable(GL_POLYGON_OFFSET_LINE);
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glDisable(GL_POLYGON_OFFSET_POINT);
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} else {
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glEnable(GL_POLYGON_OFFSET_FILL);
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glEnable(GL_POLYGON_OFFSET_LINE);
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glEnable(GL_POLYGON_OFFSET_POINT);
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glPolygonOffset(1.0, dwRenderState * 1.0);
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}
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break;
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case D3DRENDERSTATE_FLUSHBATCH: /* 50 */
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break;
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case D3DRENDERSTATE_STENCILENABLE: /* 52 */
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if (dwRenderState)
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glEnable(GL_STENCIL_TEST);
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else
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glDisable(GL_STENCIL_TEST);
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break;
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case D3DRENDERSTATE_STENCILFAIL: /* 53 */
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case D3DRENDERSTATE_STENCILZFAIL: /* 54 */
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case D3DRENDERSTATE_STENCILPASS: /* 55 */
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glStencilOp(convert_D3D_stencilop_to_GL(lpStateBlock->render_state[D3DRENDERSTATE_STENCILFAIL - 1]),
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convert_D3D_stencilop_to_GL(lpStateBlock->render_state[D3DRENDERSTATE_STENCILZFAIL - 1]),
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convert_D3D_stencilop_to_GL(lpStateBlock->render_state[D3DRENDERSTATE_STENCILPASS - 1]));
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break;
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case D3DRENDERSTATE_STENCILFUNC: /* 56 */
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case D3DRENDERSTATE_STENCILREF: /* 57 */
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case D3DRENDERSTATE_STENCILMASK: /* 58 */
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glStencilFunc(convert_D3D_compare_to_GL(lpStateBlock->render_state[D3DRENDERSTATE_STENCILFUNC - 1]),
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lpStateBlock->render_state[D3DRENDERSTATE_STENCILREF - 1],
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lpStateBlock->render_state[D3DRENDERSTATE_STENCILMASK - 1]);
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break;
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case D3DRENDERSTATE_STENCILWRITEMASK: /* 59 */
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glStencilMask(dwRenderState);
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break;
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case D3DRENDERSTATE_CLIPPING: /* 136 */
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case D3DRENDERSTATE_CLIPPLANEENABLE: { /* 152 */
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GLint i;
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DWORD mask, runner;
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if (dwRenderStateType == D3DRENDERSTATE_CLIPPING) {
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mask = ((dwRenderState) ?
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(This->state_block.render_state[D3DRENDERSTATE_CLIPPLANEENABLE - 1]) : (0x0000));
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} else {
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mask = dwRenderState;
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}
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for (i = 0, runner = 0x00000001; i < This->max_clipping_planes; i++, runner = (runner << 1)) {
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if (mask & runner) {
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glEnable(GL_CLIP_PLANE0 + i);
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} else {
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glDisable(GL_CLIP_PLANE0 + i);
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}
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}
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}
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break;
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case D3DRENDERSTATE_LIGHTING: /* 137 */
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if (dwRenderState)
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glEnable(GL_LIGHTING);
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else
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glDisable(GL_LIGHTING);
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break;
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case D3DRENDERSTATE_AMBIENT: { /* 139 */
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float light[4];
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light[0] = ((dwRenderState >> 16) & 0xFF) / 255.0;
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light[1] = ((dwRenderState >> 8) & 0xFF) / 255.0;
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light[2] = ((dwRenderState >> 0) & 0xFF) / 255.0;
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light[3] = ((dwRenderState >> 24) & 0xFF) / 255.0;
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glLightModelfv(GL_LIGHT_MODEL_AMBIENT, (float *) light);
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} break;
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case D3DRENDERSTATE_LOCALVIEWER: /* 142 */
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if (dwRenderState)
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glLightModeli(GL_LIGHT_MODEL_LOCAL_VIEWER, GL_TRUE);
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else
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glLightModeli(GL_LIGHT_MODEL_LOCAL_VIEWER, GL_FALSE);
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break;
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case D3DRENDERSTATE_NORMALIZENORMALS: /* 143 */
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if (dwRenderState) {
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glEnable(GL_NORMALIZE);
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glEnable(GL_RESCALE_NORMAL);
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} else {
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glDisable(GL_NORMALIZE);
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glDisable(GL_RESCALE_NORMAL);
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}
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break;
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case D3DRENDERSTATE_DIFFUSEMATERIALSOURCE: /* 145 */
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case D3DRENDERSTATE_SPECULARMATERIALSOURCE: /* 146 */
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case D3DRENDERSTATE_AMBIENTMATERIALSOURCE: /* 147 */
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case D3DRENDERSTATE_EMISSIVEMATERIALSOURCE: /* 148 */
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/* Nothing to do here. Only the storage matters :-) */
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break;
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default:
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ERR("Unhandled dwRenderStateType %s (%08x) !\n", _get_renderstate(dwRenderStateType), dwRenderStateType);
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}
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LEAVE_GL();
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}
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}
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void store_render_state(IDirect3DDeviceImpl *This,
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D3DRENDERSTATETYPE dwRenderStateType, DWORD dwRenderState, STATEBLOCK *lpStateBlock)
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{
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TRACE("%s = %08lx\n", _get_renderstate(dwRenderStateType), dwRenderState);
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/* Some special cases first.. */
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if (dwRenderStateType == D3DRENDERSTATE_SRCBLEND) {
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if (dwRenderState == D3DBLEND_BOTHSRCALPHA) {
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lpStateBlock->render_state[D3DRENDERSTATE_SRCBLEND - 1] = D3DBLEND_SRCALPHA;
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lpStateBlock->render_state[D3DRENDERSTATE_DESTBLEND - 1] = D3DBLEND_SRCALPHA;
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return;
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} else if (dwRenderState == D3DBLEND_BOTHINVSRCALPHA) {
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lpStateBlock->render_state[D3DRENDERSTATE_SRCBLEND - 1] = D3DBLEND_INVSRCALPHA;
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lpStateBlock->render_state[D3DRENDERSTATE_DESTBLEND - 1] = D3DBLEND_INVSRCALPHA;
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return;
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}
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} else if (dwRenderStateType == D3DRENDERSTATE_TEXTUREADDRESS) {
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lpStateBlock->render_state[D3DRENDERSTATE_TEXTUREADDRESSU - 1] = dwRenderState;
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lpStateBlock->render_state[D3DRENDERSTATE_TEXTUREADDRESSV - 1] = dwRenderState;
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}
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/* Default case */
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lpStateBlock->render_state[dwRenderStateType - 1] = dwRenderState;
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}
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void get_render_state(IDirect3DDeviceImpl *This,
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D3DRENDERSTATETYPE dwRenderStateType, LPDWORD lpdwRenderState, STATEBLOCK *lpStateBlock)
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{
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*lpdwRenderState = lpStateBlock->render_state[dwRenderStateType - 1];
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if (TRACE_ON(ddraw))
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TRACE("%s = %08lx\n", _get_renderstate(dwRenderStateType), *lpdwRenderState);
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}
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void apply_render_state(IDirect3DDeviceImpl *This, STATEBLOCK *lpStateBlock)
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{
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DWORD i;
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TRACE("(%p,%p)\n", This, lpStateBlock);
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for(i = 0; i < HIGHEST_RENDER_STATE; i++)
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if (lpStateBlock->set_flags.render_state[i])
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set_render_state(This, i + 1, lpStateBlock);
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}
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