From c403bcb8a7be437976d5adce41189fff1e7f690f Mon Sep 17 00:00:00 2001 From: Adam Jackson Date: Thu, 16 Dec 2004 19:26:23 +0000 Subject: Import s3virge and trident drivers. Not functional yet; no Makefile, no DRI-aware DDX. --- src/mesa/drivers/dri/s3v/s3virgetri.h | 383 ++++++++++++++++++++++++++++++++++ 1 file changed, 383 insertions(+) create mode 100644 src/mesa/drivers/dri/s3v/s3virgetri.h (limited to 'src/mesa/drivers/dri/s3v/s3virgetri.h') diff --git a/src/mesa/drivers/dri/s3v/s3virgetri.h b/src/mesa/drivers/dri/s3v/s3virgetri.h new file mode 100644 index 0000000000..5519cfd741 --- /dev/null +++ b/src/mesa/drivers/dri/s3v/s3virgetri.h @@ -0,0 +1,383 @@ +/* + * Author: Max Lingua + */ + +#define LOCAL_VARS \ + int vert0, vert1, vert2; \ + GLfloat y0, y1, y2, ydiff; \ + int iy0, iy1, iy2; \ + int x0, x1, x2, z0, z1, z2; \ + int dy01, dy02, dy12, dx01, dx02, dx12; \ + int delt02, delt01, delt12, end01, end12, start02; \ + int zstart, arstart, gbstart; \ + int deltzy, deltzx, deltarx, deltgbx, deltary, deltgby; \ + GLubyte (*colours)[4]; \ + GLubyte (*scolours)[4]; \ + static int tp = 0; \ + int tmp, lr + +#define LOCAL_TEX_VARS \ + int u0, u1, u2; \ + GLfloat ru0, ru1, ru2; \ + int v0, v1, v2; \ + GLfloat rv0, rv1, rv2; \ + GLfloat w0, w1, w2; \ + GLfloat rw0, rw1, rw2; \ + int baseu, basev; \ + int d0, d1, d2; \ + int deltdx, deltvx, deltux, deltdy, deltvy, deltuy; \ + int deltwx, deltwy; \ + int rbaseu, rbasev; \ + int dstart, ustart, wstart, vstart; \ + static int stmp = 0; \ + s3virgeTextureObject_t *t + +#define CULL_BACKFACE() \ + do { \ + GLfloat *w0 = VB->Win.data[e0]; \ + GLfloat *w1 = VB->Win.data[e1]; \ + GLfloat *w2 = VB->Win.data[e2]; \ + float cull; \ + cull = ctx->backface_sign * ((w1[0] - w0[0]) * (w0[1] - w2[1]) + \ + (w1[1] - w0[1]) * (w2[0] - w0[0])); \ + if (cull < 0) \ + return; \ + } while (0) + +#define SORT_VERTICES() \ + do { \ + y0 = VB->Win.data[e0][1]; \ + y1 = VB->Win.data[e1][1]; \ + y2 = VB->Win.data[e2][1]; \ + if (y1 > y0) { \ + if (y2 > y0) { \ + vert0 = e0; \ + if (y1 > y2) { vert2 = e1; vert1 = e2; } else { vert2 = e2; vert1 = e1; } \ + } else { vert0 = e2; vert1 = e0; vert2 = e1; } \ + } else { \ + if (y2 > y0) { vert0 = e1; vert1 = e0; vert2 = e2; } else { \ + vert2 = e0; \ + if (y2 > y1) { vert0 = e1; vert1 = e2; } else { vert0 = e2; vert1 = e1; } \ + } \ + } \ + } while (0) + +#define SET_VARIABLES() \ + do { \ + iy0 = y0 = ((s3virgeDB->height - (VB->Win.data[vert0][1]))); \ + iy1 = y1 = ((s3virgeDB->height - (VB->Win.data[vert1][1]))); \ + iy2 = y2 = ((s3virgeDB->height - (VB->Win.data[vert2][1]))); \ + if (iy0 == iy2) { return; } \ + ydiff = y0 - (float)iy0; \ + x0 = ((VB->Win.data[vert0][0]) * 1024.0 * 1024.0); \ + x1 = ((VB->Win.data[vert1][0]) * 1024.0 * 1024.0); \ + x2 = ((VB->Win.data[vert2][0]) * 1024.0 * 1024.0); \ + z0 = (VB->Win.data[vert0][2] * 1024.0 * 32.0); \ + z1 = (VB->Win.data[vert1][2] * 1024.0 * 32.0); \ + z2 = (VB->Win.data[vert2][2] * 1024.0 * 32.0); \ + dx12 = x2 - x1; \ + dy12 = iy1 - iy2; \ + dx01 = x1 - x0; \ + dy01 = iy0 - iy1; \ + dx02 = x2 - x0; \ + dy02 = iy0 - iy2; \ + delt12 = delt02 = delt01 = 0; \ + } while (0) + +#define SET_TEX_VARIABLES() \ + do { \ + t = ((s3virgeTextureObject_t *)ctx->Texture.Unit[0].Current->DriverData); \ + deltwx = deltwy = wstart = deltdx = deltdy = dstart = 0; \ + u0 = (VB->TexCoordPtr[0]->data[vert0][0] * (GLfloat)(t->tObj->Image[0]->Width) * 256.0); \ + u1 = (VB->TexCoordPtr[0]->data[vert1][0] * (GLfloat)(t->tObj->Image[0]->Width) * 256.0); \ + u2 = (VB->TexCoordPtr[0]->data[vert2][0] * (GLfloat)(t->tObj->Image[0]->Width) * 256.0); \ + v0 = (VB->TexCoordPtr[0]->data[vert0][1] * (GLfloat)(t->tObj->Image[0]->Height) * 256.0); \ + v1 = (VB->TexCoordPtr[0]->data[vert1][1] * (GLfloat)(t->tObj->Image[0]->Height) * 256.0); \ + v2 = (VB->TexCoordPtr[0]->data[vert2][1] * (GLfloat)(t->tObj->Image[0]->Height) * 256.0); \ + w0 = (VB->Win.data[vert0][3]); \ + w1 = (VB->Win.data[vert1][3]); \ + w2 = (VB->Win.data[vert2][3]); \ + } while (0) + +#define FLATSHADE_COLORS() \ + do { \ + GLubyte *col = &(colours[pv][0]); \ + deltarx = deltary = deltgbx = deltgby = 0; \ + gbstart = (((col[1]) << 23) | ((col[2]) << 7)); \ + arstart = (((col[3]) << 23) | ((col[0]) << 7)); \ + } while (0) + +#define GOURAUD_COLORS() \ + do { \ + int ctmp, ctmp2, ctmp3, ctmp4; \ + GLubyte *col0, *col1, *col2; \ + col0 = &(colours[vert0][0]); \ + col1 = &(colours[vert1][0]); \ + col2 = &(colours[vert2][0]); \ + ctmp = ((col2[3] - col0[3]) << 7) / dy02; \ + ctmp2 = ((col2[0] - col0[0]) << 7) / dy02; \ + deltary = ((ctmp << 16) & 0xFFFF0000) | (ctmp2 & 0xFFFF); \ + ctmp3 = ((col2[1] - col0[1]) << 7) / dy02; \ + ctmp4 = ((col2[2] - col0[2]) << 7) / dy02; \ + deltgby = ((ctmp3 << 16) & 0xFFFF0000) | (ctmp4 & 0xFFFF); \ + gbstart = (((int)((ydiff * ctmp3) + (col0[1] << 7)) << 16) & 0x7FFF0000) | \ + ((int)((ydiff * ctmp4) + (col0[2] << 7)) & 0x7FFF); \ + arstart = (((int)((ydiff * ctmp) + (col0[3] << 7)) << 16) & 0x7FFF0000) | \ + ((int)((ydiff * ctmp2) + (col0[0] << 7)) & 0x7FFF); \ + if (tmp) { \ + int ax, rx, gx, bx; \ + ax = ((col1[3] << 7) - (dy01 * ctmp + (col0[3] << 7))) / tmp; \ + rx = ((col1[0] << 7) - (dy01 * ctmp2 + (col0[0] << 7))) / tmp; \ + gx = ((col1[1] << 7) - (dy01 * ctmp3 + (col0[1] << 7))) / tmp; \ + bx = ((col1[2] << 7) - (dy01 * ctmp4 + (col0[2] << 7))) / tmp; \ + deltarx = ((ax << 16) & 0xFFFF0000) | (rx & 0xFFFF); \ + deltgbx = ((gx << 16) & 0xFFFF0000) | (bx & 0xFFFF); \ + } else { \ + deltgbx = deltarx = 0; \ + } \ + } while (0) + +#define SET_XY() \ + do { \ + delt02 = dx02 / dy02; \ + if (dy12) delt12 = dx12 / dy12; \ + if (dy01) delt01 = dx01 / dy01; \ + start02 = (ydiff * delt02) + x0; \ + end01 = (ydiff * delt01) + x0; \ + end12 = ((y1 - (GLfloat)iy1) * delt12) + x1; \ + } while (0) + +#define SET_DIR() \ + do { \ + tmp = x1 - (dy01 * delt02 + x0); \ + if (tmp > 0) { \ + lr = 0x80000000; \ + } else { \ + tmp *= -1; \ + lr = 0; \ + } \ + tmp >>= 20; \ + } while (0) + +#define SET_Z() \ + do { \ + deltzy = (z2 - z0) / dy02; \ + if (tmp) { \ + deltzx = (z1 - (dy01 * deltzy + z0)) / tmp; \ + } else { deltzx = 0; } \ + zstart = (deltzy * ydiff) + z0; \ + } while (0) + +#define SET_BASEUV() \ + do { \ + if (u0 < u1) { \ + if (u0 < u2) { \ + baseu = u0; \ + } else { \ + baseu = u2; \ + } \ + } else { \ + if (u1 < u2) { \ + baseu = u1; \ + } else { \ + baseu = u2; \ + } \ + } \ + if (v0 < v1) { \ + if (v0 < v2) { \ + basev = v0; \ + } else { \ + basev = v2; \ + } \ + } else { \ + if (v1 < v2) { \ + basev = v1; \ + } else { \ + basev = v2; \ + } \ + } \ + } while (0) + +#define SET_RW() \ + do { \ + /* GLfloat minW; \ + if (w0 < w1) { \ + if (w0 < w2) { \ + minW = w0; \ + } else { \ + minW = w2; \ + } \ + } else { \ + if (w1 < w2) { \ + minW = w1; \ + } else { \ + minW = w2; \ + } \ + } */ \ + rw0 = (512.0 * w0); \ + rw1 = (512.0 * w1); \ + rw2 = (512.0 * w2); \ + } while (0) + + +#define SET_D() \ + do { \ + GLfloat sxy, suv; \ + int lev; \ + suv = (VB->TexCoordPtr[0]->data[vert0][0] - \ + VB->TexCoordPtr[0]->data[vert2][0]) * \ + (VB->TexCoordPtr[0]->data[vert1][1] - \ + VB->TexCoordPtr[0]->data[vert2][1]) - \ + (VB->TexCoordPtr[0]->data[vert1][0] - \ + VB->TexCoordPtr[0]->data[vert2][0]) * \ + (VB->TexCoordPtr[0]->data[vert0][1] - \ + VB->TexCoordPtr[0]->data[vert2][2]); \ + sxy = (VB->Win.data[vert0][0] - \ + VB->Win.data[vert2][0]) * \ + (VB->Win.data[vert1][1] - \ + VB->Win.data[vert2][1]) - \ + (VB->Win.data[vert1][0] - \ + VB->Win.data[vert2][0]) * \ + (VB->Win.data[vert0][1] - \ + VB->Win.data[vert2][2]); \ + if (sxy < 0) sxy *= -1.0; \ + if (suv < 0) suv *= -1.0; \ + lev = *(int*)&suv - *(int *)&sxy; \ + if (lev < 0) \ + lev = 0; \ + else \ + lev >>=23; \ + dstart = (lev << 27); \ + } while (0) + + + +#define SET_UVWD() \ + do { \ + SET_BASEUV(); \ + SET_RW(); \ + SET_D(); \ + ru0 = (((u0 - baseu) * rw0)); \ + ru1 = (((u1 - baseu) * rw1)); \ + ru2 = (((u2 - baseu) * rw2)); \ + rv0 = (((v0 - basev) * rw0)); \ + rv1 = (((v1 - basev) * rw1)); \ + rv2 = (((v2 - basev) * rw2)); \ + while (baseu < 0) { baseu += (t->tObj->Image[0]->Width << 8); } \ + while (basev < 0) { basev += (t->tObj->Image[0]->Height << 8); } \ + if (!(baseu & 0xFF)) { baseu = (baseu >> 8); } else { baseu = (baseu >> 8) + 1; } \ + if ((basev & 0x80) || !(basev & 0xFF)) { basev = (basev >> 8); } else { basev = (basev >> 8) - 1; } \ + rbaseu = (baseu) << (16 - t->widthLog2); \ + rbasev = (basev) << (16 - t->widthLog2); \ + deltuy = (((ru2 - ru0) / dy02)); \ + deltvy = (((rv2 - rv0) / dy02)); \ + rw0 *= (1024.0 * 512.0); \ + rw1 *= (1024.0 * 512.0); \ + rw2 *= (1024.0 * 512.0); \ + deltwy = ((rw2 - rw0) / dy02); \ + if (tmp) { \ + deltux = ((ru1 - (dy01 * deltuy + ru0)) / tmp); \ + deltvx = ((rv1 - (dy01 * deltvy + rv0)) / tmp); \ + deltwx = ((rw1 - (dy01 * deltwy + rw0)) / tmp); \ + } else { deltux = deltvx = deltwx = 0; } \ + ustart = (deltuy * ydiff) + (ru0); \ + vstart = (deltvy * ydiff) + (rv0); \ + wstart = (deltwy * ydiff) + (rw0); \ + } while (0) + + +#define SEND_COLORS() \ + do { \ + WAITFIFOEMPTY(6); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_GBX), deltgbx); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_ARX), deltarx); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_GBY), deltgby); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_ARY), deltary); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_GS_BS), gbstart); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_AS_RS), arstart); \ + } while (0) + +#define SEND_VERTICES() \ + do { \ + WAITFIFOEMPTY(6); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_ZSTART), zstart); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_ZXD), deltzx); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_ZYD), deltzy); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_TXDELTA12), delt12); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_TXEND12), end12); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_TXDELTA01), delt01); \ + WAITFIFOEMPTY(5); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_TXEND01), end01); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_TXDELTA02), delt02); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_TXSTART02), start02); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_TYS), iy0); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_TY01_Y12), \ + ((((iy0 - iy1) & 0x7FF) << 16) | \ + ((iy1 - iy2) & 0x7FF) | lr)); \ + } while (0) + +#define SEND_UVWD() \ + do { \ + WAITFIFOEMPTY(7); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_BASEV), (rbasev & 0xFFFF)); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_BASEU), (0xa0000000 | (rbaseu & 0xFFFF))); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_WXD), deltwx); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_WYD), deltwy); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_WSTART), wstart); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_DXD), deltdx); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_VXD), deltvx); \ + WAITFIFOEMPTY(7); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_UXD), deltux); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_DYD), deltdy); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_VYD), deltvy); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_UYD), deltuy); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_DSTART), dstart); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_VSTART), vstart); \ + OUTREG( (S3VIRGE_3DTRI_REG | S3VIRGE_3DTRI_USTART), ustart); \ + } while (0) + +#define DMA_SEND_UVWD() \ + do { \ + DMAOUT((rbasev & 0xFFFF)); \ + DMAOUT((0xa0000000 | (rbaseu & 0xFFFF))); \ + DMAOUT(deltwx); \ + DMAOUT(deltwy); \ + DMAOUT(wstart); \ + DMAOUT(deltdx); \ + DMAOUT(deltvx); \ + DMAOUT(deltux); \ + DMAOUT(deltdy); \ + DMAOUT(deltvy); \ + DMAOUT(deltuy); \ + DMAOUT(dstart); \ + DMAOUT(vstart); \ + DMAOUT(ustart); \ + } while (0) + + +#define DMA_SEND_COLORS() \ + do { \ + DMAOUT(deltgbx); \ + DMAOUT(deltarx); \ + DMAOUT(deltgby); \ + DMAOUT(deltary); \ + DMAOUT(gbstart); \ + DMAOUT(arstart); \ + } while (0) + +#define DMA_SEND_VERTICES() \ + do { \ + DMAOUT(deltzx); \ + DMAOUT(deltzy); \ + DMAOUT(zstart); \ + DMAOUT(delt12); \ + DMAOUT(end12); \ + DMAOUT(delt01); \ + DMAOUT(end01); \ + DMAOUT(delt02); \ + DMAOUT(start02); \ + DMAOUT(iy0); \ + DMAOUT(((((iy0 - iy1) & 0x7FF) << 16) | \ + ((iy1 - iy2) & 0x7FF) | lr)); \ + } while (0) + -- cgit v1.2.3