diff options
Diffstat (limited to 'src/mesa/drivers/dri/savage/savagevb.c')
| -rw-r--r-- | src/mesa/drivers/dri/savage/savagevb.c | 470 |
1 files changed, 470 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/savage/savagevb.c b/src/mesa/drivers/dri/savage/savagevb.c new file mode 100644 index 00000000000..f0f4f4c43d8 --- /dev/null +++ b/src/mesa/drivers/dri/savage/savagevb.c @@ -0,0 +1,470 @@ +/* + * Copyright 2000-2001 VA Linux Systems, Inc. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * on the rights to use, copy, modify, merge, publish, distribute, sub + * license, and/or sell copies of the Software, and to permit persons to whom + * the Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: + * Keith Whitwell <[email protected]> + * Felix Kuehling <[email protected]> + */ +/* $XFree86$ */ + +#include "savagecontext.h" +#include "savagevb.h" +#include "savagetris.h" +#include "savageioctl.h" +#include "savagecontext.h" +#include "savage_bci.h" + +#include "glheader.h" +#include "mtypes.h" +#include "macros.h" +#include "colormac.h" + +#include "tnl/t_context.h" +#include "swrast_setup/swrast_setup.h" +#include "swrast/swrast.h" + +#include <stdio.h> +#include <stdlib.h> + + +#define SAVAGE_TEX1_BIT 0x1 +#define SAVAGE_TEX0_BIT 0x2 +#define SAVAGE_RGBA_BIT 0x4 +#define SAVAGE_SPEC_BIT 0x8 +#define SAVAGE_FOG_BIT 0x10 +#define SAVAGE_XYZW_BIT 0x20 +#define SAVAGE_PTEX_BIT 0x40 +#define SAVAGE_MAX_SETUP 0x80 + +static struct { + void (*emit)( GLcontext *, GLuint, GLuint, void *, GLuint ); + interp_func interp; + copy_pv_func copy_pv; + GLboolean (*check_tex_sizes)( GLcontext *ctx ); + GLuint vertex_size; + GLuint vertex_format; +} setup_tab[SAVAGE_MAX_SETUP]; + +/* savage supports vertices without specular color, but this is not supported + * by the vbtmp. have to check if/how tiny vertices work. */ +#define TINY_VERTEX_FORMAT 0 +#define NOTEX_VERTEX_FORMAT (SAVAGE_HW_NO_UV0|SAVAGE_HW_NO_UV1) +#define TEX0_VERTEX_FORMAT (SAVAGE_HW_NO_UV1) +#define TEX1_VERTEX_FORMAT (0) +#define PROJ_TEX1_VERTEX_FORMAT 0 +#define TEX2_VERTEX_FORMAT 0 +#define TEX3_VERTEX_FORMAT 0 +#define PROJ_TEX3_VERTEX_FORMAT 0 + +#define DO_XYZW (IND & SAVAGE_XYZW_BIT) +#define DO_RGBA (IND & SAVAGE_RGBA_BIT) +#define DO_SPEC (IND & SAVAGE_SPEC_BIT) +#define DO_FOG (IND & SAVAGE_FOG_BIT) +#define DO_TEX0 (IND & SAVAGE_TEX0_BIT) +#define DO_TEX1 (IND & SAVAGE_TEX1_BIT) +#define DO_TEX2 0 +#define DO_TEX3 0 +#define DO_PTEX (IND & SAVAGE_PTEX_BIT) + + +#define VERTEX savageVertex +#define LOCALVARS savageContextPtr imesa = SAVAGE_CONTEXT(ctx); +#define GET_VIEWPORT_MAT() imesa->hw_viewport +#define GET_TEXSOURCE(n) n +#define GET_VERTEX_FORMAT() (imesa->DrawPrimitiveCmd & \ + (SAVAGE_HW_NO_UV0|SAVAGE_HW_NO_UV1)) +#define GET_VERTEX_STORE() imesa->verts +#define GET_VERTEX_SIZE() (imesa->vertex_size * sizeof(int)) + +#define HAVE_HW_VIEWPORT 0 +#define HAVE_HW_DIVIDE 0 +#define HAVE_RGBA_COLOR 0 +#define HAVE_TINY_VERTICES 0 +#define HAVE_NOTEX_VERTICES 1 +#define HAVE_TEX0_VERTICES 1 +#define HAVE_TEX1_VERTICES 1 +#define HAVE_TEX2_VERTICES 0 +#define HAVE_TEX3_VERTICES 0 +#define HAVE_PTEX_VERTICES 0 + +#define UNVIEWPORT_VARS \ + const GLfloat dx = - imesa->drawX - SUBPIXEL_X; \ + const GLfloat dy = (imesa->driDrawable->h + \ + imesa->drawY + SUBPIXEL_Y); \ + const GLfloat sz = 1.0 / imesa->depth_scale + +#define UNVIEWPORT_X(x) x + dx; +#define UNVIEWPORT_Y(y) - y + dy; +#define UNVIEWPORT_Z(z) z * sz; + +#define PTEX_FALLBACK() (void)imesa, FALLBACK(ctx, SAVAGE_FALLBACK_TEXTURE, 1) + + +#define INTERP_VERTEX (void)imesa, setup_tab[SAVAGE_CONTEXT(ctx)->SetupIndex].interp +#define COPY_PV_VERTEX (void)imesa, setup_tab[SAVAGE_CONTEXT(ctx)->SetupIndex].copy_pv + + +/*********************************************************************** + * Generate pv-copying and translation functions * + ***********************************************************************/ + +#define TAG(x) savage_##x +#include "tnl_dd/t_dd_vb.c" + +/*********************************************************************** + * Generate vertex emit and interp functions * + ***********************************************************************/ + + +#define IND (SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT) +#define TAG(x) x##_wg +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT|SAVAGE_SPEC_BIT) +#define TAG(x) x##_wgs +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT|SAVAGE_TEX0_BIT) +#define TAG(x) x##_wgt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT|SAVAGE_TEX0_BIT|SAVAGE_TEX1_BIT) +#define TAG(x) x##_wgt0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT|SAVAGE_TEX0_BIT|SAVAGE_PTEX_BIT) +#define TAG(x) x##_wgpt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT|SAVAGE_SPEC_BIT|SAVAGE_TEX0_BIT) +#define TAG(x) x##_wgst0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT|SAVAGE_SPEC_BIT|SAVAGE_TEX0_BIT|SAVAGE_TEX1_BIT) +#define TAG(x) x##_wgst0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT|SAVAGE_SPEC_BIT|SAVAGE_TEX0_BIT|SAVAGE_PTEX_BIT) +#define TAG(x) x##_wgspt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT|SAVAGE_FOG_BIT) +#define TAG(x) x##_wgf +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT|SAVAGE_FOG_BIT|SAVAGE_SPEC_BIT) +#define TAG(x) x##_wgfs +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT|SAVAGE_FOG_BIT|SAVAGE_TEX0_BIT) +#define TAG(x) x##_wgft0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT|SAVAGE_FOG_BIT|SAVAGE_TEX0_BIT|SAVAGE_TEX1_BIT) +#define TAG(x) x##_wgft0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT|SAVAGE_FOG_BIT|SAVAGE_TEX0_BIT|SAVAGE_PTEX_BIT) +#define TAG(x) x##_wgfpt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT|SAVAGE_FOG_BIT|SAVAGE_SPEC_BIT|SAVAGE_TEX0_BIT) +#define TAG(x) x##_wgfst0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT|SAVAGE_FOG_BIT|SAVAGE_SPEC_BIT|SAVAGE_TEX0_BIT|SAVAGE_TEX1_BIT) +#define TAG(x) x##_wgfst0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT|SAVAGE_FOG_BIT|SAVAGE_SPEC_BIT|SAVAGE_TEX0_BIT|SAVAGE_PTEX_BIT) +#define TAG(x) x##_wgfspt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_TEX0_BIT) +#define TAG(x) x##_t0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_TEX0_BIT|SAVAGE_TEX1_BIT) +#define TAG(x) x##_t0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_FOG_BIT) +#define TAG(x) x##_f +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_FOG_BIT|SAVAGE_TEX0_BIT) +#define TAG(x) x##_ft0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_FOG_BIT|SAVAGE_TEX0_BIT|SAVAGE_TEX1_BIT) +#define TAG(x) x##_ft0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_RGBA_BIT) +#define TAG(x) x##_g +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_RGBA_BIT|SAVAGE_SPEC_BIT) +#define TAG(x) x##_gs +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_RGBA_BIT|SAVAGE_TEX0_BIT) +#define TAG(x) x##_gt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_RGBA_BIT|SAVAGE_TEX0_BIT|SAVAGE_TEX1_BIT) +#define TAG(x) x##_gt0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_RGBA_BIT|SAVAGE_SPEC_BIT|SAVAGE_TEX0_BIT) +#define TAG(x) x##_gst0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_RGBA_BIT|SAVAGE_SPEC_BIT|SAVAGE_TEX0_BIT|SAVAGE_TEX1_BIT) +#define TAG(x) x##_gst0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_RGBA_BIT|SAVAGE_FOG_BIT) +#define TAG(x) x##_gf +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_RGBA_BIT|SAVAGE_FOG_BIT|SAVAGE_SPEC_BIT) +#define TAG(x) x##_gfs +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_RGBA_BIT|SAVAGE_FOG_BIT|SAVAGE_TEX0_BIT) +#define TAG(x) x##_gft0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_RGBA_BIT|SAVAGE_FOG_BIT|SAVAGE_TEX0_BIT|SAVAGE_TEX1_BIT) +#define TAG(x) x##_gft0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_RGBA_BIT|SAVAGE_FOG_BIT|SAVAGE_SPEC_BIT|SAVAGE_TEX0_BIT) +#define TAG(x) x##_gfst0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (SAVAGE_RGBA_BIT|SAVAGE_FOG_BIT|SAVAGE_SPEC_BIT|SAVAGE_TEX0_BIT|SAVAGE_TEX1_BIT) +#define TAG(x) x##_gfst0t1 +#include "tnl_dd/t_dd_vbtmp.h" + + +static void init_setup_tab( void ) +{ + init_wg(); + init_wgs(); + init_wgt0(); + init_wgt0t1(); + init_wgpt0(); + init_wgst0(); + init_wgst0t1(); + init_wgspt0(); + init_wgf(); + init_wgfs(); + init_wgft0(); + init_wgft0t1(); + init_wgfpt0(); + init_wgfst0(); + init_wgfst0t1(); + init_wgfspt0(); + init_t0(); + init_t0t1(); + init_f(); + init_ft0(); + init_ft0t1(); + init_g(); + init_gs(); + init_gt0(); + init_gt0t1(); + init_gst0(); + init_gst0t1(); + init_gf(); + init_gfs(); + init_gft0(); + init_gft0t1(); + init_gfst0(); + init_gfst0t1(); +} + + + + +void savagePrintSetupFlags(char *msg, GLuint flags ) +{ + fprintf(stderr, "%s: %d %s%s%s%s%s%s\n", + msg, + (int)flags, + (flags & SAVAGE_XYZW_BIT) ? " xyzw," : "", + (flags & SAVAGE_RGBA_BIT) ? " rgba," : "", + (flags & SAVAGE_SPEC_BIT) ? " spec," : "", + (flags & SAVAGE_FOG_BIT) ? " fog," : "", + (flags & SAVAGE_TEX0_BIT) ? " tex-0," : "", + (flags & SAVAGE_TEX1_BIT) ? " tex-1," : ""); +} + + +void savageCheckTexSizes( GLcontext *ctx ) +{ + savageContextPtr imesa = SAVAGE_CONTEXT( ctx ); + TNLcontext *tnl = TNL_CONTEXT(ctx); + + /*fprintf(stderr, "%s\n", __FUNCTION__);*/ + + if (!setup_tab[imesa->SetupIndex].check_tex_sizes(ctx)) { + imesa->SetupIndex |= SAVAGE_PTEX_BIT; + imesa->SetupNewInputs = ~0; + + if (!imesa->Fallback && + !(ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED))) { + tnl->Driver.Render.Interp = setup_tab[imesa->SetupIndex].interp; + tnl->Driver.Render.CopyPV = setup_tab[imesa->SetupIndex].copy_pv; + } + if (imesa->Fallback) + tnl->Driver.Render.Start(ctx); + } +} + + +void savageBuildVertices( GLcontext *ctx, + GLuint start, + GLuint count, + GLuint newinputs ) +{ + savageContextPtr imesa = SAVAGE_CONTEXT( ctx ); + GLuint stride = imesa->vertex_size * sizeof(int); + GLubyte *v = ((GLubyte *)imesa->verts + (start * stride)); + + newinputs |= imesa->SetupNewInputs; + imesa->SetupNewInputs = 0; + + if (!newinputs) + return; + + if (newinputs & VERT_BIT_POS) { + setup_tab[imesa->SetupIndex].emit( ctx, start, count, v, stride ); + } else { + GLuint ind = 0; + + if (newinputs & VERT_BIT_COLOR0) + ind |= SAVAGE_RGBA_BIT; + + if (newinputs & VERT_BIT_COLOR1) + ind |= SAVAGE_SPEC_BIT; + + if (newinputs & VERT_BIT_TEX0) + ind |= SAVAGE_TEX0_BIT; + + if (newinputs & VERT_BIT_TEX1) + ind |= SAVAGE_TEX0_BIT|SAVAGE_TEX1_BIT; + + if (newinputs & VERT_BIT_FOG) + ind |= SAVAGE_FOG_BIT; + + if (imesa->SetupIndex & SAVAGE_PTEX_BIT) + ind = ~0; + + ind &= imesa->SetupIndex; + + if (ind) { + setup_tab[ind].emit( ctx, start, count, v, stride ); + } + } +} + + +void savageChooseVertexState( GLcontext *ctx ) +{ + savageContextPtr imesa = SAVAGE_CONTEXT( ctx ); + TNLcontext *tnl = TNL_CONTEXT(ctx); + GLuint ind = SAVAGE_XYZW_BIT|SAVAGE_RGBA_BIT; + + if (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR) + ind |= SAVAGE_SPEC_BIT; + + if (ctx->Fog.Enabled) + ind |= SAVAGE_FOG_BIT; + + if (ctx->Texture._EnabledUnits & 0x2) { + if (ctx->Texture._EnabledUnits & 0x1) { + ind |= SAVAGE_TEX1_BIT|SAVAGE_TEX0_BIT; + } + else { + ind |= SAVAGE_TEX0_BIT; + } + } + else if (ctx->Texture._EnabledUnits & 0x1) { + ind |= SAVAGE_TEX0_BIT; + } + + imesa->SetupIndex = ind; + + if (ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED)) { + tnl->Driver.Render.Interp = savage_interp_extras; + tnl->Driver.Render.CopyPV = savage_copy_pv_extras; + } else { + tnl->Driver.Render.Interp = setup_tab[ind].interp; + tnl->Driver.Render.CopyPV = setup_tab[ind].copy_pv; + } + + if (setup_tab[ind].vertex_format != GET_VERTEX_FORMAT()) { + imesa->DrawPrimitiveCmd = setup_tab[ind].vertex_format; + imesa->vertex_size = setup_tab[ind].vertex_size; + } +} + + + +void savageInitVB( GLcontext *ctx ) +{ + savageContextPtr imesa = SAVAGE_CONTEXT(ctx); + GLuint size = TNL_CONTEXT(ctx)->vb.Size; + + imesa->verts = (GLubyte *)ALIGN_MALLOC(size * sizeof(savageVertex), 32); + + { + static int firsttime = 1; + if (firsttime) { + init_setup_tab(); + firsttime = 0; + } + } + + imesa->DrawPrimitiveCmd = setup_tab[0].vertex_format; + imesa->vertex_size = setup_tab[0].vertex_size; + + if (imesa->savageScreen->chipset >= S3_SAVAGE4) + imesa->DrawPrimitiveMask = ~0; + else + imesa->DrawPrimitiveMask = ~SAVAGE_HW_NO_UV1; +} + + +void savageFreeVB( GLcontext *ctx ) +{ + savageContextPtr imesa = SAVAGE_CONTEXT(ctx); + if (imesa->verts) { + ALIGN_FREE(imesa->verts); + imesa->verts = 0; + } +} + |