diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/trident/trident_vb.c')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/dri/trident/trident_vb.c | 434 |
1 files changed, 434 insertions, 0 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/trident/trident_vb.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/trident/trident_vb.c new file mode 100644 index 000000000..77e4d9b76 --- /dev/null +++ b/nx-X11/extras/Mesa/src/mesa/drivers/dri/trident/trident_vb.c @@ -0,0 +1,434 @@ +/* + * Copyright 2002 by Alan Hourihane, Sychdyn, North Wales, UK. + * + * Permission to use, copy, modify, distribute, and sell this software and its + * documentation for any purpose is hereby granted without fee, provided that + * the above copyright notice appear in all copies and that both that + * copyright notice and this permission notice appear in supporting + * documentation, and that the name of Alan Hourihane not be used in + * advertising or publicity pertaining to distribution of the software without + * specific, written prior permission. Alan Hourihane makes no representations + * about the suitability of this software for any purpose. It is provided + * "as is" without express or implied warranty. + * + * ALAN HOURIHANE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, + * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO + * EVENT SHALL ALAN HOURIHANE BE LIABLE FOR ANY SPECIAL, INDIRECT OR + * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, + * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER + * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + * + * Authors: Alan Hourihane, <alanh@fairlite.demon.co.uk> + * + * Trident CyberBladeXP driver. + * + */ +#include "glheader.h" +#include "mtypes.h" +#include "macros.h" +#include "colormac.h" + +#include "swrast_setup/swrast_setup.h" +#include "swrast/swrast.h" +#include "tnl/t_context.h" +#include "tnl/tnl.h" + +#include "trident_context.h" + +#define TRIDENT_TEX1_BIT 0x1 +#define TRIDENT_TEX0_BIT 0x2 +#define TRIDENT_RGBA_BIT 0x4 +#define TRIDENT_SPEC_BIT 0x8 +#define TRIDENT_FOG_BIT 0x10 +#define TRIDENT_XYZW_BIT 0x20 +#define TRIDENT_PTEX_BIT 0x40 +#define TRIDENT_MAX_SETUP 0x80 + +static struct { + void (*emit)( GLcontext *, GLuint, GLuint, void *, GLuint ); + tnl_interp_func interp; + tnl_copy_pv_func copy_pv; + GLboolean (*check_tex_sizes)( GLcontext *ctx ); + GLuint vertex_size; + GLuint vertex_stride_shift; + GLuint vertex_format; +} setup_tab[TRIDENT_MAX_SETUP]; + +#define TINY_VERTEX_FORMAT 1 +#define NOTEX_VERTEX_FORMAT 2 +#define TEX0_VERTEX_FORMAT 3 +#define TEX1_VERTEX_FORMAT 4 +#define PROJ_TEX1_VERTEX_FORMAT 5 +#define TEX2_VERTEX_FORMAT 6 +#define TEX3_VERTEX_FORMAT 7 +#define PROJ_TEX3_VERTEX_FORMAT 8 + +#define DO_XYZW (IND & TRIDENT_XYZW_BIT) +#define DO_RGBA (IND & TRIDENT_RGBA_BIT) +#define DO_SPEC (IND & TRIDENT_SPEC_BIT) +#define DO_FOG (IND & TRIDENT_FOG_BIT) +#define DO_TEX0 (IND & TRIDENT_TEX0_BIT) +#define DO_TEX1 (IND & TRIDENT_TEX1_BIT) +#define DO_TEX2 0 +#define DO_TEX3 0 +#define DO_PTEX (IND & TRIDENT_PTEX_BIT) + +#define VERTEX tridentVertex +#define VERTEX_COLOR trident_color_t +#define LOCALVARS tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); +#define GET_VIEWPORT_MAT() tmesa->hw_viewport +#define GET_TEXSOURCE(n) tmesa->tmu_source[n] +#define GET_VERTEX_FORMAT() tmesa->vertex_format +#define GET_VERTEX_SIZE() tmesa->vertex_size +#define GET_VERTEX_STORE() tmesa->verts +#define GET_VERTEX_STRIDE_SHIFT() tmesa->vertex_stride_shift +#define GET_UBYTE_COLOR_STORE() &tmesa->UbyteColor +#define GET_UBYTE_SPEC_COLOR_STORE() &tmesa->UbyteSecondaryColor + +#define HAVE_HW_VIEWPORT 0 +#define HAVE_HW_DIVIDE 0 +#define HAVE_RGBA_COLOR 0 +#define HAVE_TINY_VERTICES 1 +#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 = - tmesa->drawX - SUBPIXEL_X; \ + const GLfloat dy = (tmesa->driDrawable->h + \ + tmesa->drawY + SUBPIXEL_Y); \ + const GLfloat sz = 1.0 / tmesa->depth_scale + +#define UNVIEWPORT_X(x) x + dx; +#define UNVIEWPORT_Y(y) - y + dy; +#define UNVIEWPORT_Z(z) z * sz; + +#define PTEX_FALLBACK() tridentFallback(TRIDENT_CONTEXT(ctx), TRIDENT_FALLBACK_TEXTURE, 1) + +#define IMPORT_FLOAT_COLORS trident_import_float_colors +#define IMPORT_FLOAT_SPEC_COLORS trident_import_float_spec_colors + +#define INTERP_VERTEX setup_tab[tmesa->SetupIndex].interp +#define COPY_PV_VERTEX setup_tab[tmesa->SetupIndex].copy_pv + +/*********************************************************************** + * Generate pv-copying and translation functions * + ***********************************************************************/ + +#define TAG(x) trident_##x +#include "tnl_dd/t_dd_vb.c" + +/*********************************************************************** + * Generate vertex emit and interp functions * + ***********************************************************************/ + +#define IND (TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT) +#define TAG(x) x##_wg +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT|TRIDENT_SPEC_BIT) +#define TAG(x) x##_wgs +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT|TRIDENT_TEX0_BIT) +#define TAG(x) x##_wgt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT|TRIDENT_TEX0_BIT|TRIDENT_TEX1_BIT) +#define TAG(x) x##_wgt0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT|TRIDENT_TEX0_BIT|TRIDENT_PTEX_BIT) +#define TAG(x) x##_wgpt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT|TRIDENT_SPEC_BIT|TRIDENT_TEX0_BIT) +#define TAG(x) x##_wgst0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT|TRIDENT_SPEC_BIT|TRIDENT_TEX0_BIT|TRIDENT_TEX1_BIT) +#define TAG(x) x##_wgst0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT|TRIDENT_SPEC_BIT|TRIDENT_TEX0_BIT|TRIDENT_PTEX_BIT) +#define TAG(x) x##_wgspt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT|TRIDENT_FOG_BIT) +#define TAG(x) x##_wgf +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT|TRIDENT_FOG_BIT|TRIDENT_SPEC_BIT) +#define TAG(x) x##_wgfs +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT|TRIDENT_FOG_BIT|TRIDENT_TEX0_BIT) +#define TAG(x) x##_wgft0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT|TRIDENT_FOG_BIT|TRIDENT_TEX0_BIT|TRIDENT_TEX1_BIT) +#define TAG(x) x##_wgft0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT|TRIDENT_FOG_BIT|TRIDENT_TEX0_BIT|TRIDENT_PTEX_BIT) +#define TAG(x) x##_wgfpt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT|TRIDENT_FOG_BIT|TRIDENT_SPEC_BIT|TRIDENT_TEX0_BIT) +#define TAG(x) x##_wgfst0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT|TRIDENT_FOG_BIT|TRIDENT_SPEC_BIT|TRIDENT_TEX0_BIT|TRIDENT_TEX1_BIT) +#define TAG(x) x##_wgfst0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT|TRIDENT_FOG_BIT|TRIDENT_SPEC_BIT|TRIDENT_TEX0_BIT|TRIDENT_PTEX_BIT) +#define TAG(x) x##_wgfspt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_TEX0_BIT) +#define TAG(x) x##_t0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_TEX0_BIT|TRIDENT_TEX1_BIT) +#define TAG(x) x##_t0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_FOG_BIT) +#define TAG(x) x##_f +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_FOG_BIT|TRIDENT_TEX0_BIT) +#define TAG(x) x##_ft0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_FOG_BIT|TRIDENT_TEX0_BIT|TRIDENT_TEX1_BIT) +#define TAG(x) x##_ft0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_RGBA_BIT) +#define TAG(x) x##_g +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_RGBA_BIT|TRIDENT_SPEC_BIT) +#define TAG(x) x##_gs +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_RGBA_BIT|TRIDENT_TEX0_BIT) +#define TAG(x) x##_gt0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_RGBA_BIT|TRIDENT_TEX0_BIT|TRIDENT_TEX1_BIT) +#define TAG(x) x##_gt0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_RGBA_BIT|TRIDENT_SPEC_BIT|TRIDENT_TEX0_BIT) +#define TAG(x) x##_gst0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_RGBA_BIT|TRIDENT_SPEC_BIT|TRIDENT_TEX0_BIT|TRIDENT_TEX1_BIT) +#define TAG(x) x##_gst0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_RGBA_BIT|TRIDENT_FOG_BIT) +#define TAG(x) x##_gf +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_RGBA_BIT|TRIDENT_FOG_BIT|TRIDENT_SPEC_BIT) +#define TAG(x) x##_gfs +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_RGBA_BIT|TRIDENT_FOG_BIT|TRIDENT_TEX0_BIT) +#define TAG(x) x##_gft0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_RGBA_BIT|TRIDENT_FOG_BIT|TRIDENT_TEX0_BIT|TRIDENT_TEX1_BIT) +#define TAG(x) x##_gft0t1 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_RGBA_BIT|TRIDENT_FOG_BIT|TRIDENT_SPEC_BIT|TRIDENT_TEX0_BIT) +#define TAG(x) x##_gfst0 +#include "tnl_dd/t_dd_vbtmp.h" + +#define IND (TRIDENT_RGBA_BIT|TRIDENT_FOG_BIT|TRIDENT_SPEC_BIT|TRIDENT_TEX0_BIT|TRIDENT_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 tridentBuildVertices( GLcontext *ctx, + GLuint start, + GLuint count, + GLuint newinputs ) +{ + tridentContextPtr tmesa = TRIDENT_CONTEXT( ctx ); + GLubyte *v = ((GLubyte *)tmesa->verts + (start<<tmesa->vertex_stride_shift)); + GLuint stride = 1<<tmesa->vertex_stride_shift; + + newinputs |= tmesa->SetupNewInputs; + tmesa->SetupNewInputs = 0; + + if (!newinputs) + return; + + if (newinputs & VERT_BIT_POS) { + setup_tab[tmesa->SetupIndex].emit( ctx, start, count, v, stride ); + } else { + GLuint ind = 0; + + if (newinputs & VERT_BIT_COLOR0) + ind |= TRIDENT_RGBA_BIT; + + if (newinputs & VERT_BIT_COLOR1) + ind |= TRIDENT_SPEC_BIT; + + if (newinputs & VERT_BIT_TEX0) + ind |= TRIDENT_TEX0_BIT; + + if (newinputs & VERT_BIT_TEX1) + ind |= TRIDENT_TEX1_BIT; + + if (newinputs & VERT_BIT_FOG) + ind |= TRIDENT_FOG_BIT; + + if (tmesa->SetupIndex & TRIDENT_PTEX_BIT) + ind = ~0; + + ind &= tmesa->SetupIndex; + + if (ind) { + setup_tab[ind].emit( ctx, start, count, v, stride ); + } + } +} + +void tridentCheckTexSizes( GLcontext *ctx ) +{ + tridentContextPtr tmesa = TRIDENT_CONTEXT( ctx ); + + if (!setup_tab[tmesa->SetupIndex].check_tex_sizes(ctx)) { + TNLcontext *tnl = TNL_CONTEXT(ctx); + + /* Invalidate stored verts + */ + tmesa->SetupNewInputs = ~0; + tmesa->SetupIndex |= TRIDENT_PTEX_BIT; + + if (!tmesa->Fallback && + !(ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED))) { + tnl->Driver.Render.Interp = setup_tab[tmesa->SetupIndex].interp; + tnl->Driver.Render.CopyPV = setup_tab[tmesa->SetupIndex].copy_pv; + } + } +} + +void tridentChooseVertexState( GLcontext *ctx ) +{ + tridentContextPtr tmesa = TRIDENT_CONTEXT( ctx ); + TNLcontext *tnl = TNL_CONTEXT(ctx); + GLuint ind = TRIDENT_XYZW_BIT|TRIDENT_RGBA_BIT; + + if (ctx->_TriangleCaps & DD_SEPARATE_SPECULAR) + ind |= TRIDENT_SPEC_BIT; + + if (ctx->Fog.Enabled) + ind |= TRIDENT_FOG_BIT; + + if (ctx->Texture.Unit[0]._ReallyEnabled) { + ind |= TRIDENT_TEX0_BIT; + if (ctx->Texture.Unit[1]._ReallyEnabled) { + ind |= TRIDENT_TEX1_BIT; + } + } + + tmesa->SetupIndex = ind; + + if (ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED)) { + tnl->Driver.Render.Interp = trident_interp_extras; + tnl->Driver.Render.CopyPV = trident_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 != tmesa->vertex_format) { + tmesa->vertex_format = setup_tab[ind].vertex_format; + tmesa->vertex_size = setup_tab[ind].vertex_size; + tmesa->vertex_stride_shift = setup_tab[ind].vertex_stride_shift; + } +} + +void tridentInitVB( GLcontext *ctx ) +{ + tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); + GLuint size = TNL_CONTEXT(ctx)->vb.Size; + + tmesa->verts = (char *)ALIGN_MALLOC( size * 16 * 4, 32 ); + + { + static int firsttime = 1; + if (firsttime) { + init_setup_tab(); + firsttime = 0; + } + } +} + +void tridentFreeVB( GLcontext *ctx ) +{ + tridentContextPtr tmesa = TRIDENT_CONTEXT(ctx); + + if (tmesa->verts) { + ALIGN_FREE(tmesa->verts); + tmesa->verts = 0; + } + + if (tmesa->UbyteSecondaryColor.Ptr) { + ALIGN_FREE((void *)tmesa->UbyteSecondaryColor.Ptr); + tmesa->UbyteSecondaryColor.Ptr = 0; + } + + if (tmesa->UbyteColor.Ptr) { + ALIGN_FREE((void *)tmesa->UbyteColor.Ptr); + tmesa->UbyteColor.Ptr = 0; + } +} |