Sweden-Number/graphics/d3dcommon.c

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/* Direct3D Common functions
(c) 1998 Lionel ULMER
This file contains all common miscellaneous code that spans
different 'objects' */
#include "wintypes.h"
#include "wine/obj_base.h"
#include "ddraw.h"
#include "d3d.h"
#include "debug.h"
#include "d3d_private.h"
#ifdef HAVE_MESAGL
static void _dump_renderstate(D3DRENDERSTATETYPE type,
DWORD value) {
char *states[] = {
NULL,
"D3DRENDERSTATE_TEXTUREHANDLE",
"D3DRENDERSTATE_ANTIALIAS",
"D3DRENDERSTATE_TEXTUREADDRESS",
"D3DRENDERSTATE_TEXTUREPERSPECTIVE",
"D3DRENDERSTATE_WRAPU",
"D3DRENDERSTATE_WRAPV",
"D3DRENDERSTATE_ZENABLE",
"D3DRENDERSTATE_FILLMODE",
"D3DRENDERSTATE_SHADEMODE",
"D3DRENDERSTATE_LINEPATTERN",
"D3DRENDERSTATE_MONOENABLE",
"D3DRENDERSTATE_ROP2",
"D3DRENDERSTATE_PLANEMASK",
"D3DRENDERSTATE_ZWRITEENABLE",
"D3DRENDERSTATE_ALPHATESTENABLE",
"D3DRENDERSTATE_LASTPIXEL",
"D3DRENDERSTATE_TEXTUREMAG",
"D3DRENDERSTATE_TEXTUREMIN",
"D3DRENDERSTATE_SRCBLEND",
"D3DRENDERSTATE_DESTBLEND",
"D3DRENDERSTATE_TEXTUREMAPBLEND",
"D3DRENDERSTATE_CULLMODE",
"D3DRENDERSTATE_ZFUNC",
"D3DRENDERSTATE_ALPHAREF",
"D3DRENDERSTATE_ALPHAFUNC",
"D3DRENDERSTATE_DITHERENABLE",
"D3DRENDERSTATE_ALPHABLENDENABLE",
"D3DRENDERSTATE_FOGENABLE",
"D3DRENDERSTATE_SPECULARENABLE",
"D3DRENDERSTATE_ZVISIBLE",
"D3DRENDERSTATE_SUBPIXEL",
"D3DRENDERSTATE_SUBPIXELX",
"D3DRENDERSTATE_STIPPLEDALPHA",
"D3DRENDERSTATE_FOGCOLOR",
"D3DRENDERSTATE_FOGTABLEMODE",
"D3DRENDERSTATE_FOGTABLESTART",
"D3DRENDERSTATE_FOGTABLEEND",
"D3DRENDERSTATE_FOGTABLEDENSITY",
"D3DRENDERSTATE_STIPPLEENABLE",
"D3DRENDERSTATE_EDGEANTIALIAS",
"D3DRENDERSTATE_COLORKEYENABLE",
"ERR",
"D3DRENDERSTATE_BORDERCOLOR",
"D3DRENDERSTATE_TEXTUREADDRESSU",
"D3DRENDERSTATE_TEXTUREADDRESSV",
"D3DRENDERSTATE_MIPMAPLODBIAS",
"D3DRENDERSTATE_ZBIAS",
"D3DRENDERSTATE_RANGEFOGENABLE",
"D3DRENDERSTATE_ANISOTROPY",
"D3DRENDERSTATE_FLUSHBATCH",
"ERR", "ERR", "ERR", "ERR", "ERR", "ERR", "ERR",
"ERR", "ERR", "ERR", "ERR", "ERR", "ERR",
"D3DRENDERSTATE_STIPPLEPATTERN00",
"D3DRENDERSTATE_STIPPLEPATTERN01",
"D3DRENDERSTATE_STIPPLEPATTERN02",
"D3DRENDERSTATE_STIPPLEPATTERN03",
"D3DRENDERSTATE_STIPPLEPATTERN04",
"D3DRENDERSTATE_STIPPLEPATTERN05",
"D3DRENDERSTATE_STIPPLEPATTERN06",
"D3DRENDERSTATE_STIPPLEPATTERN07",
"D3DRENDERSTATE_STIPPLEPATTERN08",
"D3DRENDERSTATE_STIPPLEPATTERN09",
"D3DRENDERSTATE_STIPPLEPATTERN10",
"D3DRENDERSTATE_STIPPLEPATTERN11",
"D3DRENDERSTATE_STIPPLEPATTERN12",
"D3DRENDERSTATE_STIPPLEPATTERN13",
"D3DRENDERSTATE_STIPPLEPATTERN14",
"D3DRENDERSTATE_STIPPLEPATTERN15",
"D3DRENDERSTATE_STIPPLEPATTERN16",
"D3DRENDERSTATE_STIPPLEPATTERN17",
"D3DRENDERSTATE_STIPPLEPATTERN18",
"D3DRENDERSTATE_STIPPLEPATTERN19",
"D3DRENDERSTATE_STIPPLEPATTERN20",
"D3DRENDERSTATE_STIPPLEPATTERN21",
"D3DRENDERSTATE_STIPPLEPATTERN22",
"D3DRENDERSTATE_STIPPLEPATTERN23",
"D3DRENDERSTATE_STIPPLEPATTERN24",
"D3DRENDERSTATE_STIPPLEPATTERN25",
"D3DRENDERSTATE_STIPPLEPATTERN26",
"D3DRENDERSTATE_STIPPLEPATTERN27",
"D3DRENDERSTATE_STIPPLEPATTERN28",
"D3DRENDERSTATE_STIPPLEPATTERN29",
"D3DRENDERSTATE_STIPPLEPATTERN30",
"D3DRENDERSTATE_STIPPLEPATTERN31"
};
DUMP(" %s = 0x%08lx\n", states[type], value);
}
void set_render_state(D3DRENDERSTATETYPE dwRenderStateType,
DWORD dwRenderState, RenderState *rs)
{
if (TRACE_ON(ddraw))
_dump_renderstate(dwRenderStateType, dwRenderState);
/* First, all the stipple patterns */
if ((dwRenderStateType >= D3DRENDERSTATE_STIPPLEPATTERN00) &&
(dwRenderStateType <= D3DRENDERSTATE_STIPPLEPATTERN31)) {
ERR(ddraw, "Unhandled stipple !\n");
} else {
/* All others state variables */
switch (dwRenderStateType) {
case D3DRENDERSTATE_TEXTUREHANDLE: { /* 1 */
LPDIRECT3DTEXTURE2 tex = (LPDIRECT3DTEXTURE2) dwRenderState;
if (tex == NULL) {
glBindTexture(GL_TEXTURE_2D, 0);
glDisable(GL_TEXTURE_2D);
} else {
TRACE(ddraw, "setting OpenGL texture handle : %d\n", tex->tex_name);
glEnable(GL_TEXTURE_2D);
/* Default parameters */
glBindTexture(GL_TEXTURE_2D, tex->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);
}
} break;
case D3DRENDERSTATE_TEXTUREPERSPECTIVE: /* 4 */
if (dwRenderState)
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
else
glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST);
break;
case D3DRENDERSTATE_ZENABLE: /* 7 */
if (dwRenderState)
glEnable(GL_DEPTH_TEST);
else
glDisable(GL_DEPTH_TEST);
break;
case D3DRENDERSTATE_FILLMODE: /* 8 */
switch ((D3DFILLMODE) dwRenderState) {
case D3DFILL_SOLID:
break;
default:
ERR(ddraw, "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(ddraw, "Unhandled shade mode !\n");
}
break;
case D3DRENDERSTATE_ZWRITEENABLE: /* 14 */
if (dwRenderState)
glDepthMask(GL_TRUE);
else
glDepthMask(GL_FALSE);
break;
case D3DRENDERSTATE_TEXTUREMAG: /* 17 */
switch ((D3DTEXTUREFILTER) dwRenderState) {
case D3DFILTER_NEAREST:
rs->mag = GL_NEAREST;
break;
case D3DFILTER_LINEAR:
rs->mag = GL_LINEAR;
break;
default:
ERR(ddraw, "Unhandled texture mag !\n");
}
break;
case D3DRENDERSTATE_TEXTUREMIN: /* 18 */
switch ((D3DTEXTUREFILTER) dwRenderState) {
case D3DFILTER_NEAREST:
rs->min = GL_NEAREST;
break;
case D3DFILTER_LINEAR:
rs->mag = GL_LINEAR;
break;
default:
ERR(ddraw, "Unhandled texture min !\n");
}
break;
case D3DRENDERSTATE_SRCBLEND: /* 19 */
switch ((D3DBLEND) dwRenderState) {
case D3DBLEND_SRCALPHA:
rs->src = GL_SRC_ALPHA;
break;
default:
ERR(ddraw, "Unhandled blend mode !\n");
}
glBlendFunc(rs->src, rs->dst);
break;
case D3DRENDERSTATE_DESTBLEND: /* 20 */
switch ((D3DBLEND) dwRenderState) {
case D3DBLEND_INVSRCALPHA:
rs->dst = GL_ONE_MINUS_SRC_ALPHA;
break;
default:
ERR(ddraw, "Unhandled blend mode !\n");
}
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(ddraw, "Unhandled texture environment !\n");
}
break;
case D3DRENDERSTATE_CULLMODE: /* 22 */
switch ((D3DCULL) dwRenderState) {
case D3DCULL_NONE:
glDisable(GL_CULL_FACE);
break;
case D3DCULL_CW:
glEnable(GL_CULL_FACE);
glFrontFace(GL_CW);
break;
case D3DCULL_CCW:
glEnable(GL_CULL_FACE);
glFrontFace(GL_CCW);
break;
default:
ERR(ddraw, "Unhandled cull mode !\n");
}
break;
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(ddraw, "Unexpected value\n");
}
break;
case D3DRENDERSTATE_DITHERENABLE: /* 26 */
if (dwRenderState)
glEnable(GL_DITHER);
else
glDisable(GL_DITHER);
break;
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;
default:
ERR(ddraw, "Unhandled Render State\n");
break;
}
}
}
#endif /* HAVE_MESAGL */