| /* Direct3D Common functions |
| (c) 1998 Lionel ULMER |
| |
| This file contains all common miscellaneous code that spans |
| different 'objects' */ |
| |
| #include "config.h" |
| #include "windows.h" |
| #include "wintypes.h" |
| #include "interfaces.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 */ |
