From f4092abdf94af6a99aff944d6264bc1284e8bdd4 Mon Sep 17 00:00:00 2001 From: Reinhard Tartler Date: Mon, 10 Oct 2011 17:43:39 +0200 Subject: Imported nx-X11-3.1.0-1.tar.gz Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository --- .../Mesa/src/mesa/drivers/dri/ffb/ffb_vtxfmt.c | 427 +++++++++++++++++++++ 1 file changed, 427 insertions(+) create mode 100644 nx-X11/extras/Mesa/src/mesa/drivers/dri/ffb/ffb_vtxfmt.c (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/ffb/ffb_vtxfmt.c') diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/ffb/ffb_vtxfmt.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/ffb/ffb_vtxfmt.c new file mode 100644 index 000000000..d6a61d98e --- /dev/null +++ b/nx-X11/extras/Mesa/src/mesa/drivers/dri/ffb/ffb_vtxfmt.c @@ -0,0 +1,427 @@ +/* $XFree86: xc/lib/GL/mesa/src/drv/ffb/ffb_vtxfmt.c,v 1.1 2002/02/22 21:32:59 dawes Exp $ + * + * GLX Hardware Device Driver for Sun Creator/Creator3D + * Copyright (C) 2001 David S. Miller + * + * 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 + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * 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 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 NONINFRINGEMENT. IN NO EVENT SHALL + * DAVID MILLER, OR ANY OTHER CONTRIBUTORS 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. + * + * + * David S. Miller + */ + +#include "glheader.h" +#include "api_noop.h" +#include "context.h" +#include "light.h" +#include "macros.h" +#include "imports.h" +#include "mtypes.h" +#include "simple_list.h" +#include "vtxfmt.h" +#include "ffb_xmesa.h" +#include "ffb_context.h" +#include "ffb_vb.h" +#include "tnl/tnl.h" +#include "tnl/t_context.h" + +#include "ffb_vtxfmt.h" + +#ifndef __GNUC__ +#define __inline /**/ +#endif + +#define TNL_VERTEX ffbTnlVertex + +#define INTERP_RGBA(t, out, a, b) \ +do { \ + GLint i; \ + for ( i = 0 ; i < 4 ; i++ ) { \ + GLfloat fa = a[i]; \ + GLfloat fb = b[i]; \ + out[i] = LINTERP( t, fa, fb ); \ + } \ +} while (0) + +/* Color functions: */ + +static __inline void ffb_recalc_base_color(GLcontext *ctx) +{ + ffbContextPtr fmesa = FFB_CONTEXT(ctx); + struct gl_light *light; + + COPY_3V(fmesa->vtx_state.light.base_color, ctx->Light._BaseColor[0]); + foreach (light, &ctx->Light.EnabledList) { + ACC_3V(fmesa->vtx_state.light.base_color, + light->_MatAmbient[0]); + } + + fmesa->vtx_state.light.base_alpha = ctx->Light._BaseAlpha[0]; +} + +#define GET_CURRENT \ + GET_CURRENT_CONTEXT(ctx); \ + ffbContextPtr fmesa = FFB_CONTEXT(ctx) + +#define CURRENT_COLOR(COMP) fmesa->vtx_state.current.color[COMP] +#define CURRENT_SPECULAR(COMP) fmesa->vtx_state.current.specular[COMP] +#define COLOR_IS_FLOAT +#define RECALC_BASE_COLOR(ctx) ffb_recalc_base_color(ctx) + +#define TAG(x) ffb_##x +#include "tnl_dd/t_dd_imm_capi.h" + +/* Normal functions: */ + +struct ffb_norm_tab { + void (*normal3f_multi)(GLfloat x, GLfloat y, GLfloat z); + void (*normal3fv_multi)(const GLfloat *v); + void (*normal3f_single)(GLfloat x, GLfloat y, GLfloat z); + void (*normal3fv_single)(const GLfloat *v); +}; + +static struct ffb_norm_tab norm_tab[0x4]; + +#define HAVE_HW_LIGHTING 0 +#define GET_CURRENT_VERTEX \ + GET_CURRENT_CONTEXT(ctx); \ + ffbContextPtr fmesa = FFB_CONTEXT(ctx); \ + ffbTnlVertexPtr v = fmesa->imm.v0 + +#define CURRENT_NORMAL fmesa->vtx_state.current.normal +#define BASE_COLOR fmesa->vtx_state.light.base_color +#define BASE_ALPHA fmesa->vtx_state.light.base_alpha +#define VERT_COLOR( COMP ) v->color[COMP] +#define VERT_COLOR_IS_FLOAT + +#define IND (0) +#define TAG(x) ffb_##x +#define PRESERVE_NORMAL_DEFS +#include "tnl_dd/t_dd_imm_napi.h" + +#define IND (NORM_RESCALE) +#define TAG(x) ffb_##x##_rescale +#define PRESERVE_NORMAL_DEFS +#include "tnl_dd/t_dd_imm_napi.h" + +#define IND (NORM_NORMALIZE) +#define TAG(x) ffb_##x##_normalize +#include "tnl_dd/t_dd_imm_napi.h" + +static void ffb_init_norm_funcs(void) +{ + ffb_init_norm(); + ffb_init_norm_rescale(); + ffb_init_norm_normalize(); +} + +static void choose_normals(void) +{ + GET_CURRENT_CONTEXT(ctx); + GLuint index; + + if (ctx->Light.Enabled) { + if (ctx->Transform.Normalize) { + index = NORM_NORMALIZE; + } else if (!ctx->Transform.RescaleNormals && + ctx->_ModelViewInvScale != 1.0) { + index = NORM_RESCALE; + } else { + index = 0; + } + + if (ctx->Light.EnabledList.next == ctx->Light.EnabledList.prev) { + SET_Normal3f(ctx->Exec, norm_tab[index].normal3f_single); + SET_Normal3fv(ctx->Exec, norm_tab[index].normal3fv_single); + } else { + SET_Normal3f(ctx->Exec, norm_tab[index].normal3f_multi); + SET_Normal3fv(ctx->Exec, norm_tab[index].normal3fv_multi); + } + } else { + SET_Normal3f(ctx->Exec, _mesa_noop_Normal3f); + SET_Normal3fv(ctx->Exec, _mesa_noop_Normal3fv); + } +} + +static void ffb_choose_Normal3f(GLfloat x, GLfloat y, GLfloat z) +{ + choose_normals(); + CALL_Normal3f(GET_DISPATCH(), (x, y, z)); +} + +static void ffb_choose_Normal3fv(const GLfloat *v) +{ + choose_normals(); + CALL_Normal3fv(GET_DISPATCH(), (v)); +} + +/* Vertex functions: */ + +#define GET_CURRENT_VERTEX \ + GET_CURRENT_CONTEXT(ctx); \ + ffbContextPtr fmesa = FFB_CONTEXT(ctx); \ + ffbTnlVertexPtr v = fmesa->imm.v0 + +#define CURRENT_VERTEX v->obj +#define SAVE_VERTEX fmesa->imm.save_vertex(ctx, v) + +#define TAG(x) ffb_##x +#include "tnl_dd/t_dd_imm_vapi.h" + +struct ffb_vert_tab { + void (*save_vertex)(GLcontext *ctx, ffbTnlVertexPtr v); + void (*interpolate_vertex)(GLfloat t, + ffbTnlVertex *O, + const ffbTnlVertex *I, + const ffbTnlVertex *J); +}; + +static struct ffb_vert_tab vert_tab[0xf]; + +#define VTX_NORMAL 0x0 +#define VTX_RGBA 0x1 + +#define LOCAL_VARS \ + ffbContextPtr fmesa = FFB_CONTEXT(ctx) + +#define CURRENT_COLOR fmesa->vtx_state.current.color +#define COLOR_IS_FLOAT +#define FLUSH_VERTEX fmesa->imm.flush_vertex( ctx, v ); + +#define IND (VTX_NORMAL) +#define TAG(x) ffb_##x##_NORMAL +#define PRESERVE_VERTEX_DEFS +#include "tnl_dd/t_dd_imm_vertex.h" + +#define IND (VTX_RGBA) +#define TAG(x) ffb_##x##_RGBA +#include "tnl_dd/t_dd_imm_vertex.h" + +static void ffb_init_vert_funcs( void ) +{ + ffb_init_vert_NORMAL(); + ffb_init_vert_RGBA(); +} + +#define LOCAL_VARS \ + ffbContextPtr fmesa = FFB_CONTEXT(ctx) + +#define GET_INTERP_FUNC \ + ffb_interp_func interp = fmesa->imm.interp + +#define FLUSH_VERTEX fmesa->imm.flush_vertex +#define IMM_VERTEX( V ) fmesa->imm.V +#define IMM_VERTICES( n ) fmesa->imm.vertices[n] + +#define EMIT_VERTEX_USES_HWREGS + +/* XXX Implement me XXX */ +#define EMIT_VERTEX_TRI(VTX0, VTX1, VTX2) \ + do { } while (0) +#define EMIT_VERTEX_LINE(VTX0, VTX1) \ + do { } while (0) +#define EMIT_VERTEX_POINT(VTX0) \ + do { } while (0) + +#define TAG(x) ffb_##x +#include "tnl_dd/t_dd_imm_primtmp.h" + +/* Bzzt: Material changes are lost on fallback. */ +static void ffb_Materialfv(GLenum face, GLenum pname, + const GLfloat *params) +{ + GET_CURRENT_CONTEXT(ctx); + + _mesa_noop_Materialfv( face, pname, params ); + ffb_recalc_base_color( ctx ); +} + +/* Fallback functions: */ + +static void ffb_do_fallback(GLcontext *ctx) +{ + ffbContextPtr fmesa = FFB_CONTEXT(ctx); + struct ffb_current_state *current = &fmesa->vtx_state.current; + + /* Tell tnl to restore its exec vtxfmt, rehook its driver callbacks + * and revive internal state that depended on those callbacks: + */ + _tnl_wakeup_exec(ctx); + + /* Replay enough vertices that the current primitive is continued + * correctly: + */ + if (fmesa->imm.prim != PRIM_OUTSIDE_BEGIN_END ) + CALL_Begin(GET_DISPATCH(), (fmesa->imm.prim)); + + if (ctx->Light.Enabled) { + /* Catch ColorMaterial */ + CALL_Color4fv(GET_DISPATCH(), (ctx->Current.Color)); + CALL_Normal3fv(GET_DISPATCH(), (current->normal)); + } else { + CALL_Color4fv(GET_DISPATCH(), (current->color)); + } +} + +#define PRE_LOOPBACK( FUNC ) do { \ + GET_CURRENT_CONTEXT(ctx); \ + ffb_do_fallback( ctx ); \ +} while (0) + +#define TAG(x) ffb_fallback_##x +#include "vtxfmt_tmp.h" + +static void ffb_Begin(GLenum prim) +{ + GET_CURRENT_CONTEXT(ctx); + ffbContextPtr fmesa = FFB_CONTEXT(ctx); + + if (prim > GL_POLYGON) { + _mesa_error( ctx, GL_INVALID_ENUM, "glBegin" ); + return; + } + + if (fmesa->imm.prim != PRIM_OUTSIDE_BEGIN_END) { + _mesa_error( ctx, GL_INVALID_OPERATION, "glBegin" ); + return; + } + + ctx->Driver.NeedFlush |= (FLUSH_STORED_VERTICES | + FLUSH_UPDATE_CURRENT); + + fmesa->imm.prim = prim; + fmesa->imm.v0 = &fmesa->imm.vertices[0]; + fmesa->imm.save_vertex = ffb_save_vertex_RGBA; + fmesa->imm.flush_vertex = ffb_flush_tab[prim]; + + /* XXX Lock hardware, update FBC, PPC, DRAWOP, etc. XXX */ +} + +static void ffb_End(void) +{ + GET_CURRENT_CONTEXT(ctx); + ffbContextPtr fmesa = FFB_CONTEXT(ctx); + + if (fmesa->imm.prim == PRIM_OUTSIDE_BEGIN_END) { + _mesa_error( ctx, GL_INVALID_OPERATION, "glEnd" ); + return; + } + + fmesa->imm.prim = PRIM_OUTSIDE_BEGIN_END; + + ctx->Driver.NeedFlush &= ~(FLUSH_STORED_VERTICES | + FLUSH_UPDATE_CURRENT); + + /* XXX Unlock hardware, etc. */ +} + +void ffbInitTnlModule(GLcontext *ctx) +{ + ffbContextPtr fmesa = FFB_CONTEXT(ctx); + GLvertexformat *vfmt = &(fmesa->imm.vtxfmt); + + /* Work in progress... */ + return; + + ffb_init_norm_funcs(); + ffb_init_vert_funcs(); + + MEMSET(vfmt, 0, sizeof(GLvertexformat)); + + /* Handled fully in supported states: */ + vfmt->ArrayElement = NULL; /* FIXME: ... */ + vfmt->Color3f = ffb_choose_Color3f; + vfmt->Color3fv = ffb_choose_Color3fv; + vfmt->Color3ub = ffb_choose_Color3ub; + vfmt->Color3ubv = ffb_choose_Color3ubv; + vfmt->Color4f = ffb_choose_Color4f; + vfmt->Color4fv = ffb_choose_Color4fv; + vfmt->Color4ub = ffb_choose_Color4ub; + vfmt->Color4ubv = ffb_choose_Color4ubv; + vfmt->FogCoordfvEXT = ffb_FogCoordfvEXT; + vfmt->FogCoordfEXT = ffb_FogCoordfEXT; + vfmt->Materialfv = ffb_Materialfv; + vfmt->MultiTexCoord1fARB = ffb_fallback_MultiTexCoord1fARB; + vfmt->MultiTexCoord1fvARB = ffb_fallback_MultiTexCoord1fvARB; + vfmt->MultiTexCoord2fARB = ffb_fallback_MultiTexCoord2fARB; + vfmt->MultiTexCoord2fvARB = ffb_fallback_MultiTexCoord2fvARB; + vfmt->MultiTexCoord3fARB = ffb_fallback_MultiTexCoord3fARB; + vfmt->MultiTexCoord3fvARB = ffb_fallback_MultiTexCoord3fvARB; + vfmt->MultiTexCoord4fARB = ffb_fallback_MultiTexCoord4fARB; + vfmt->MultiTexCoord4fvARB = ffb_fallback_MultiTexCoord4fvARB; + vfmt->Normal3f = ffb_choose_Normal3f; + vfmt->Normal3fv = ffb_choose_Normal3fv; + vfmt->SecondaryColor3ubEXT = ffb_SecondaryColor3ubEXT; + vfmt->SecondaryColor3ubvEXT = ffb_SecondaryColor3ubvEXT; + vfmt->SecondaryColor3fEXT = ffb_SecondaryColor3fEXT; + vfmt->SecondaryColor3fvEXT = ffb_SecondaryColor3fvEXT; + vfmt->TexCoord1f = ffb_fallback_TexCoord1f; + vfmt->TexCoord1fv = ffb_fallback_TexCoord1fv; + vfmt->TexCoord2f = ffb_fallback_TexCoord2f; + vfmt->TexCoord2fv = ffb_fallback_TexCoord2fv; + vfmt->TexCoord3f = ffb_fallback_TexCoord3f; + vfmt->TexCoord3fv = ffb_fallback_TexCoord3fv; + vfmt->TexCoord4f = ffb_fallback_TexCoord4f; + vfmt->TexCoord4fv = ffb_fallback_TexCoord4fv; + + vfmt->Vertex2f = ffb_Vertex2f; + vfmt->Vertex2fv = ffb_Vertex2fv; + vfmt->Vertex3f = ffb_Vertex3f; + vfmt->Vertex3fv = ffb_Vertex3fv; + vfmt->Vertex4f = ffb_Vertex4f; + vfmt->Vertex4fv = ffb_Vertex4fv; + + vfmt->Begin = ffb_Begin; + vfmt->End = ffb_End; + + vfmt->Rectf = _mesa_noop_Rectf; /* generic helper */ + + vfmt->DrawArrays = NULL; + vfmt->DrawElements = NULL; + vfmt->DrawRangeElements = _mesa_noop_DrawRangeElements; /* discard range */ + + + /* Not active in supported states; just keep ctx->Current uptodate: */ + vfmt->EdgeFlag = _mesa_noop_EdgeFlag; + vfmt->EdgeFlagv = _mesa_noop_EdgeFlagv; + vfmt->Indexi = _mesa_noop_Indexi; + vfmt->Indexiv = _mesa_noop_Indexiv; + + /* Active but unsupported -- fallback if we receive these: + * + * All of these fallbacks can be fixed with additional code, except + * CallList, unless we build a play_immediate_noop() command which + * turns an immediate back into glBegin/glEnd commands... + */ + vfmt->CallList = ffb_fallback_CallList; + vfmt->EvalCoord1f = ffb_fallback_EvalCoord1f; + vfmt->EvalCoord1fv = ffb_fallback_EvalCoord1fv; + vfmt->EvalCoord2f = ffb_fallback_EvalCoord2f; + vfmt->EvalCoord2fv = ffb_fallback_EvalCoord2fv; + vfmt->EvalMesh1 = ffb_fallback_EvalMesh1; + vfmt->EvalMesh2 = ffb_fallback_EvalMesh2; + vfmt->EvalPoint1 = ffb_fallback_EvalPoint1; + vfmt->EvalPoint2 = ffb_fallback_EvalPoint2; + + vfmt->prefer_float_colors = GL_TRUE; + + fmesa->imm.prim = PRIM_OUTSIDE_BEGIN_END; + + /* THIS IS A HACK! */ + _mesa_install_exec_vtxfmt( ctx, vfmt ); +} -- cgit v1.2.3