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https://git.do.srb2.org/STJr/SRB2.git
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no more 3dfx
This commit is contained in:
Jaime Passos
parent
b0ba9d22a8
commit
a321ec9135
1 changed files with 25 additions and 67 deletions
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@ -26,9 +26,6 @@
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#include "../r_patch.h"
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#include "../p_setup.h"
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// Values set after a call to HWR_ResizeBlock()
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static INT32 blocksize, blockwidth, blockheight;
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INT32 patchformat = GR_TEXFMT_AP_88; // use alpha for holes
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INT32 textureformat = GR_TEXFMT_P_8; // use chromakey for hole
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@ -315,7 +312,7 @@ static void HWR_DrawPatchInCache(GLMipmap_t *mipmap,
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I_Error("HWR_DrawPatchInCache: no drawer defined for this bpp (%d)\n",bpp);
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// NOTE: should this actually be pblockwidth*bpp?
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blockmodulo = blockwidth*bpp;
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blockmodulo = pblockwidth*bpp;
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// Draw each column to the block cache
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for (; ncols--; block += bpp, xfrac += xfracstep)
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@ -408,7 +405,7 @@ static void HWR_DrawTexturePatchInCache(GLMipmap_t *mipmap,
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I_Error("HWR_DrawPatchInCache: no drawer defined for this bpp (%d)\n",bpp);
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// NOTE: should this actually be pblockwidth*bpp?
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blockmodulo = blockwidth*bpp;
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blockmodulo = pblockwidth*bpp;
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// Draw each column to the block cache
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for (block += col*bpp; ncols--; block += bpp, xfrac += xfracstep)
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@ -426,29 +423,12 @@ static void HWR_DrawTexturePatchInCache(GLMipmap_t *mipmap,
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}
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}
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// resize the patch to be 3dfx compliant
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// set : blocksize = blockwidth * blockheight (no bpp used)
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// blockwidth
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// blockheight
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//note : 8bit (1 byte per pixel) palettized format
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static void HWR_ResizeBlock(INT32 originalwidth, INT32 originalheight,
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GrTexInfo *grInfo)
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{
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(void)grInfo;
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blockwidth = originalwidth;
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blockheight = originalheight;
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blocksize = blockwidth * blockheight;
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//CONS_Debug(DBG_RENDER, "Width is %d, Height is %d\n", blockwidth, blockheight);
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}
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static UINT8 *MakeBlock(GLMipmap_t *grMipmap)
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{
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UINT8 *block;
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INT32 bpp, i;
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UINT16 bu16 = ((0x00 <<8) | HWR_PATCHES_CHROMAKEY_COLORINDEX);
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INT32 blocksize = (grMipmap->width * grMipmap->height);
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bpp = format2bpp[grMipmap->grInfo.format];
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block = Z_Malloc(blocksize*bpp, PU_HWRCACHE, &(grMipmap->grInfo.data));
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@ -479,6 +459,7 @@ static void HWR_GenerateTexture(INT32 texnum, GLTexture_t *grtex)
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texpatch_t *patch;
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patch_t *realpatch;
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UINT8 *pdata;
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INT32 blockwidth, blockheight, blocksize;
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INT32 i;
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boolean skyspecial = false; //poor hack for Legacy large skies..
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@ -499,11 +480,13 @@ static void HWR_GenerateTexture(INT32 texnum, GLTexture_t *grtex)
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else
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grtex->mipmap.flags = TF_CHROMAKEYED | TF_WRAPXY;
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HWR_ResizeBlock (texture->width, texture->height, &grtex->mipmap.grInfo);
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grtex->mipmap.width = (UINT16)blockwidth;
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grtex->mipmap.height = (UINT16)blockheight;
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grtex->mipmap.width = (UINT16)texture->width;
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grtex->mipmap.height = (UINT16)texture->height;
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grtex->mipmap.grInfo.format = textureformat;
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blockwidth = texture->width;
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blockheight = texture->height;
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blocksize = (blockwidth * blockheight);
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block = MakeBlock(&grtex->mipmap);
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if (skyspecial) //Hurdler: not efficient, but better than holes in the sky (and it's done only at level loading)
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@ -572,8 +555,6 @@ static void HWR_GenerateTexture(INT32 texnum, GLTexture_t *grtex)
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// patch may be NULL if grMipmap has been initialised already and makebitmap is false
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void HWR_MakePatch (const patch_t *patch, GLPatch_t *grPatch, GLMipmap_t *grMipmap, boolean makebitmap)
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{
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INT32 newwidth, newheight;
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#ifndef NO_PNG_LUMPS
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// lump is a png so convert it
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size_t len = W_LumpLengthPwad(grPatch->wadnum, grPatch->lumpnum);
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@ -592,42 +573,29 @@ void HWR_MakePatch (const patch_t *patch, GLPatch_t *grPatch, GLMipmap_t *grMipm
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grPatch->leftoffset = SHORT(patch->leftoffset);
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grPatch->topoffset = SHORT(patch->topoffset);
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// find the good 3dfx size (boring spec)
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HWR_ResizeBlock (SHORT(patch->width), SHORT(patch->height), &grMipmap->grInfo);
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grMipmap->width = (UINT16)blockwidth;
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grMipmap->height = (UINT16)blockheight;
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grMipmap->width = (UINT16)SHORT(patch->width);
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grMipmap->height = (UINT16)SHORT(patch->height);
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// no wrap around, no chroma key
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grMipmap->flags = 0;
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// setup the texture info
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grMipmap->grInfo.format = patchformat;
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}
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else
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{
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blockwidth = grMipmap->width;
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blockheight = grMipmap->height;
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blocksize = blockwidth * blockheight;
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}
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Z_Free(grMipmap->grInfo.data);
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grMipmap->grInfo.data = NULL;
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// no rounddown, do not size up patches, so they don't look 'scaled'
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newwidth = min(grPatch->width, blockwidth);
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newheight = min(grPatch->height, blockheight);
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if (makebitmap)
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{
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MakeBlock(grMipmap);
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HWR_DrawPatchInCache(grMipmap,
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newwidth, newheight,
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grPatch->width, grPatch->height,
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grPatch->width, grPatch->height,
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patch);
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}
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grPatch->max_s = (float)newwidth / (float)blockwidth;
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grPatch->max_t = (float)newheight / (float)blockheight;
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grPatch->max_s = grPatch->max_t = 1.0f;
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}
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@ -1098,7 +1066,6 @@ GLPatch_t *HWR_GetPic(lumpnum_t lumpnum)
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pic_t *pic;
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UINT8 *block;
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size_t len;
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INT32 newwidth, newheight;
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pic = W_CacheLumpNum(lumpnum, PU_CACHE);
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grpatch->width = SHORT(pic->width);
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@ -1108,10 +1075,8 @@ GLPatch_t *HWR_GetPic(lumpnum_t lumpnum)
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grpatch->leftoffset = 0;
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grpatch->topoffset = 0;
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// find the good 3dfx size (boring spec)
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HWR_ResizeBlock (grpatch->width, grpatch->height, &grpatch->mipmap->grInfo);
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grpatch->mipmap->width = (UINT16)blockwidth;
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grpatch->mipmap->height = (UINT16)blockheight;
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grpatch->mipmap->width = (UINT16)grpatch->width;
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grpatch->mipmap->height = (UINT16)grpatch->height;
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if (pic->mode == PALETTE)
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grpatch->mipmap->grInfo.format = textureformat; // can be set by driver
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@ -1123,20 +1088,16 @@ GLPatch_t *HWR_GetPic(lumpnum_t lumpnum)
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// allocate block
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block = MakeBlock(grpatch->mipmap);
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// no rounddown, do not size up patches, so they don't look 'scaled'
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newwidth = min(SHORT(pic->width),blockwidth);
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newheight = min(SHORT(pic->height),blockheight);
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if (grpatch->width == blockwidth &&
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grpatch->height == blockheight &&
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if (grpatch->width == SHORT(pic->width) &&
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grpatch->height == SHORT(pic->height) &&
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format2bpp[grpatch->mipmap->grInfo.format] == format2bpp[picmode2GR[pic->mode]])
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{
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// no conversion needed
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M_Memcpy(grpatch->mipmap->grInfo.data, pic->data,len);
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}
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else
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HWR_DrawPicInCache(block, newwidth, newheight,
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blockwidth*format2bpp[grpatch->mipmap->grInfo.format],
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HWR_DrawPicInCache(block, SHORT(pic->width), SHORT(pic->height),
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SHORT(pic->width)*format2bpp[grpatch->mipmap->grInfo.format],
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pic,
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format2bpp[grpatch->mipmap->grInfo.format]);
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@ -1144,8 +1105,7 @@ GLPatch_t *HWR_GetPic(lumpnum_t lumpnum)
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Z_ChangeTag(block, PU_HWRCACHE_UNLOCKED);
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grpatch->mipmap->flags = 0;
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grpatch->max_s = (float)newwidth / (float)blockwidth;
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grpatch->max_t = (float)newheight / (float)blockheight;
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grpatch->max_s = grpatch->max_t = 1.0f;
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}
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HWD.pfnSetTexture(grpatch->mipmap);
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//CONS_Debug(DBG_RENDER, "picloaded at %x as texture %d\n",grpatch->mipmap.grInfo.data, grpatch->mipmap.downloaded);
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@ -1181,7 +1141,7 @@ static void HWR_DrawFadeMaskInCache(GLMipmap_t *mipmap, INT32 pblockwidth, INT32
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{
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INT32 i,j;
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fixed_t posx, posy, stepx, stepy;
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UINT8 *block = mipmap->grInfo.data; // places the data directly into here, it already has the space allocated from HWR_ResizeBlock
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UINT8 *block = mipmap->grInfo.data; // places the data directly into here
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UINT8 *flat;
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UINT8 *dest, *src, texel;
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RGBA_t col;
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@ -1196,7 +1156,7 @@ static void HWR_DrawFadeMaskInCache(GLMipmap_t *mipmap, INT32 pblockwidth, INT32
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for (j = 0; j < pblockheight; j++)
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{
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posx = 0;
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dest = &block[j*blockwidth]; // 1bpp
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dest = &block[j*(mipmap->width)]; // 1bpp
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src = &flat[(posy>>FRACBITS)*SHORT(fmwidth)];
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for (i = 0; i < pblockwidth;i++)
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{
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@ -1250,14 +1210,12 @@ static void HWR_CacheFadeMask(GLMipmap_t *grMipmap, lumpnum_t fademasklumpnum)
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}
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// Thankfully, this will still work for this scenario
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HWR_ResizeBlock(fmwidth, fmheight, &grMipmap->grInfo);
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grMipmap->width = blockwidth;
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grMipmap->height = blockheight;
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grMipmap->width = fmwidth;
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grMipmap->height = fmheight;
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MakeBlock(grMipmap);
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HWR_DrawFadeMaskInCache(grMipmap, blockwidth, blockheight, fademasklumpnum, fmwidth, fmheight);
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HWR_DrawFadeMaskInCache(grMipmap, fmwidth, fmheight, fademasklumpnum, fmwidth, fmheight);
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// I DO need to convert this because it isn't power of 2 and we need the alpha
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}
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