/* $Id: t_imm_api.c,v 1.37 2002/11/25 20:27:47 brianp Exp $ */ /* * Mesa 3-D graphics library * Version: 4.1 * * Copyright (C) 1999-2001 Brian Paul 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 * 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 * BRIAN PAUL 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 */ #include "glheader.h" #include "context.h" #include "dlist.h" #include "enums.h" #include "light.h" #include "imports.h" #include "state.h" #include "colormac.h" #include "macros.h" #include "vtxfmt.h" #include "t_context.h" #include "t_imm_api.h" #include "t_imm_elt.h" #include "t_imm_exec.h" #include "t_imm_dlist.h" /* A cassette is full or flushed on a statechange. */ void _tnl_flush_immediate( GLcontext *ctx, struct immediate *IM ) { if (!ctx) { /* We were called by glVertex, glEvalCoord, glArrayElement, etc. * The current context is corresponds to the IM structure. */ GET_CURRENT_CONTEXT(context); ctx = context; } if (MESA_VERBOSE & VERBOSE_IMMEDIATE) _mesa_debug(ctx, "_tnl_flush_immediate IM: %d compiling: %d\n", IM->id, ctx->CompileFlag); if (IM->FlushElt == FLUSH_ELT_EAGER) { _tnl_translate_array_elts( ctx, IM, IM->LastPrimitive, IM->Count ); } /* Mark the last primitive: */ IM->PrimitiveLength[IM->LastPrimitive] = IM->Count - IM->LastPrimitive; IM->Primitive[IM->LastPrimitive] |= PRIM_LAST; if (ctx->CompileFlag) _tnl_compile_cassette( ctx, IM ); else _tnl_execute_cassette( ctx, IM ); } /* Hook for ctx->Driver.FlushVertices: */ void _tnl_flush_vertices( GLcontext *ctx, GLuint flags ) { struct immediate *IM = TNL_CURRENT_IM(ctx); if (MESA_VERBOSE & VERBOSE_IMMEDIATE) _mesa_debug(ctx, "_tnl_flush_vertices flags %x IM(%d) %d..%d Flag[%d]: %x\n", flags, IM->id, IM->Start, IM->Count, IM->Start, IM->Flag[IM->Start]); if (IM->Flag[IM->Start]) { if ((flags & FLUSH_UPDATE_CURRENT) || IM->Count > IM->Start || (IM->Flag[IM->Start] & (VERT_BIT_BEGIN | VERT_BIT_END))) { _tnl_flush_immediate( ctx, IM ); } } } void _tnl_save_Begin( GLenum mode ) { GET_CURRENT_CONTEXT(ctx); struct immediate *IM = TNL_CURRENT_IM(ctx); GLuint inflags, state; /* _mesa_debug(ctx, "%s: before: %x\n", __FUNCTION__, IM->BeginState); */ if (mode > GL_POLYGON) { _mesa_compile_error( ctx, GL_INVALID_ENUM, "_tnl_Begin" ); return; } if (ctx->NewState) _mesa_update_state(ctx); #if 000 /* if only a very few slots left, might as well flush now */ if (IM->Count > IMM_MAXDATA-8) { _tnl_flush_immediate( ctx, IM ); IM = TNL_CURRENT_IM(ctx); } #endif if (IM->Count > IMM_MAXDATA-8) { _tnl_flush_immediate( ctx, IM ); IM = TNL_CURRENT_IM(ctx); } /* Check for and flush buffered vertices from internal operations. */ if (IM->SavedBeginState) { _tnl_flush_immediate( ctx, IM ); IM = TNL_CURRENT_IM(ctx); IM->BeginState = IM->SavedBeginState; IM->SavedBeginState = 0; } state = IM->BeginState; inflags = state & (VERT_BEGIN_0|VERT_BEGIN_1); state |= inflags << 2; /* set error conditions */ if (inflags != (VERT_BEGIN_0|VERT_BEGIN_1)) { GLuint count = IM->Count; GLuint last = IM->LastPrimitive; state |= (VERT_BEGIN_0|VERT_BEGIN_1); IM->Flag[count] |= VERT_BIT_BEGIN; IM->Primitive[count] = mode | PRIM_BEGIN; IM->PrimitiveLength[IM->LastPrimitive] = count - IM->LastPrimitive; IM->LastPrimitive = count; /* Not quite right. Need to use the fallback '_aa_ArrayElement' * when not known to be inside begin/end and arrays are * unlocked. */ if (IM->FlushElt == FLUSH_ELT_EAGER) { _tnl_translate_array_elts( ctx, IM, last, count ); } } ctx->Driver.NeedFlush |= FLUSH_STORED_VERTICES; IM->BeginState = state; /* Update save_primitive now. Don't touch ExecPrimitive as this is * updated in the replay of this cassette if we are in * COMPILE_AND_EXECUTE mode. */ if (ctx->Driver.CurrentSavePrimitive == PRIM_UNKNOWN) ctx->Driver.CurrentSavePrimitive = PRIM_INSIDE_UNKNOWN_PRIM; else if (ctx->Driver.CurrentSavePrimitive == PRIM_OUTSIDE_BEGIN_END) ctx->Driver.CurrentSavePrimitive = mode; } void _tnl_Begin( GLenum mode ) { GET_CURRENT_CONTEXT(ctx); TNLcontext *tnl = TNL_CONTEXT(ctx); ASSERT (!ctx->CompileFlag); if (mode > GL_POLYGON) { _mesa_error( ctx, GL_INVALID_ENUM, "_tnl_Begin(0x%x)", mode ); return; } if (ctx->Driver.CurrentExecPrimitive != PRIM_OUTSIDE_BEGIN_END) { _mesa_error( ctx, GL_INVALID_OPERATION, "_tnl_Begin" ); return; } if (ctx->NewState) _mesa_update_state(ctx); { struct immediate *IM = TNL_CURRENT_IM(ctx); if (IM->Count > IMM_MAXDATA-8) { _tnl_flush_immediate( ctx, IM ); IM = TNL_CURRENT_IM(ctx); } } { struct immediate *IM = TNL_CURRENT_IM(ctx); GLuint count = IM->Count; GLuint last = IM->LastPrimitive; if (IM->Start == IM->Count && tnl->Driver.NotifyBegin && tnl->Driver.NotifyBegin( ctx, mode )) { return; } assert( IM->SavedBeginState == 0 ); assert( IM->BeginState == 0 ); /* Not quite right. Need to use the fallback '_aa_ArrayElement' * when not known to be inside begin/end and arrays are * unlocked. */ if (IM->FlushElt == FLUSH_ELT_EAGER) { _tnl_translate_array_elts( ctx, IM, last, count ); } IM->Flag[count] |= VERT_BIT_BEGIN; IM->Primitive[count] = mode | PRIM_BEGIN; IM->PrimitiveLength[last] = count - last; IM->LastPrimitive = count; IM->BeginState = (VERT_BEGIN_0|VERT_BEGIN_1); /* _mesa_debug(ctx, "%s: %x\n", __FUNCTION__, IM->BeginState); */ ctx->Driver.NeedFlush |= FLUSH_STORED_VERTICES; ctx->Driver.CurrentExecPrimitive = mode; } } /* Function which allows operations like 'glRectf' to decompose to a * begin/end object and vertices without worrying about what happens * with display lists. */ GLboolean _tnl_hard_begin( GLcontext *ctx, GLenum p ) { /* _mesa_debug(ctx, "%s\n", __FUNCTION__); */ if (!ctx->CompileFlag) { /* If not compiling, treat as a normal begin(). */ /* _mesa_debug(ctx, "%s: treating as glBegin\n", __FUNCTION__); */ glBegin( p ); return GL_TRUE; } else { /* Otherwise, need to do special processing to preserve the * condition that these vertices will only be replayed outside * future begin/end objects. */ struct immediate *IM = TNL_CURRENT_IM(ctx); if (ctx->NewState) _mesa_update_state(ctx); if (IM->Count > IMM_MAXDATA-8) { _tnl_flush_immediate( ctx, IM ); IM = TNL_CURRENT_IM(ctx); } /* A lot depends on the degree to which the display list has * constrained the possible begin/end states at this point: */ switch (IM->BeginState & (VERT_BEGIN_0|VERT_BEGIN_1)) { case VERT_BEGIN_0|VERT_BEGIN_1: /* This is an immediate known to be inside a begin/end object. */ ASSERT(ctx->Driver.CurrentSavePrimitive <= GL_POLYGON); IM->BeginState |= (VERT_ERROR_1|VERT_ERROR_0); return GL_FALSE; case VERT_BEGIN_0: case VERT_BEGIN_1: /* This is a display-list immediate in an unknown begin/end * state. Assert it is empty and convert it to a 'hard' one. */ ASSERT(IM->SavedBeginState == 0); ASSERT(ctx->Driver.CurrentSavePrimitive == PRIM_UNKNOWN); /* Push current beginstate, to be restored later. Don't worry * about raising errors. */ IM->SavedBeginState = IM->BeginState; /* FALLTHROUGH */ case 0: /* Unless we have fallen through, this is an immediate known to * be outside begin/end objects. */ ASSERT(ctx->Driver.CurrentSavePrimitive == PRIM_UNKNOWN || ctx->Driver.CurrentSavePrimitive == PRIM_OUTSIDE_BEGIN_END); ASSERT (IM->FlushElt != FLUSH_ELT_EAGER); IM->BeginState |= VERT_BEGIN_0|VERT_BEGIN_1; IM->Flag[IM->Count] |= VERT_BIT_BEGIN; IM->Primitive[IM->Count] = p | PRIM_BEGIN; IM->PrimitiveLength[IM->LastPrimitive] = IM->Count - IM->LastPrimitive; IM->LastPrimitive = IM->Count; /* This is necessary as this immediate will not be flushed in * _tnl_end() -- we leave it active, hoping to pick up more * vertices before the next state change. */ ctx->Driver.NeedFlush |= FLUSH_STORED_VERTICES; return GL_TRUE; default: assert (0); return GL_TRUE; } } } /* Both streams now outside begin/end. * * Leave SavedBeginState untouched -- attempt to gather several * rects/arrays together in a single immediate struct. */ void _tnl_end( GLcontext *ctx ) { struct immediate *IM = TNL_CURRENT_IM(ctx); GLuint state = IM->BeginState; GLuint inflags = (~state) & (VERT_BEGIN_0|VERT_BEGIN_1); assert( ctx->Driver.NeedFlush & FLUSH_STORED_VERTICES ); state |= inflags << 2; /* errors */ if (inflags != (VERT_BEGIN_0|VERT_BEGIN_1)) { GLuint count = IM->Count; GLuint last = IM->LastPrimitive; state &= ~(VERT_BEGIN_0|VERT_BEGIN_1); /* update state */ IM->Flag[count] |= VERT_BIT_END; IM->Primitive[last] |= PRIM_END; IM->PrimitiveLength[last] = count - last; IM->Primitive[count] = PRIM_OUTSIDE_BEGIN_END; /* removes PRIM_BEGIN * flag if length == 0 */ IM->LastPrimitive = count; if (IM->FlushElt == FLUSH_ELT_EAGER) { _tnl_translate_array_elts( ctx, IM, last, count ); } } IM->BeginState = state; if (!ctx->CompileFlag) { if (ctx->Driver.CurrentExecPrimitive == PRIM_OUTSIDE_BEGIN_END) _mesa_error( ctx, GL_INVALID_OPERATION, "_tnl_End" ); else ctx->Driver.CurrentExecPrimitive = PRIM_OUTSIDE_BEGIN_END; } /* You can set this flag to get the old 'flush_vb on glEnd()' * behaviour. */ if (MESA_DEBUG_FLAGS & DEBUG_ALWAYS_FLUSH) _tnl_flush_immediate( ctx, IM ); } void _tnl_End(void) { GET_CURRENT_CONTEXT(ctx); _tnl_end( ctx ); /* Need to keep save primitive uptodate in COMPILE and * COMPILE_AND_EXEC modes, need to keep exec primitive uptodate * otherwise. */ if (ctx->CompileFlag) ctx->Driver.CurrentSavePrimitive = PRIM_OUTSIDE_BEGIN_END; } #define COLOR( r, g, b, a ) \ { \ GET_IMMEDIATE; \ GLuint count = IM->Count; \ GLfloat *color = IM->Attrib[VERT_ATTRIB_COLOR0][count]; \ IM->Flag[count] |= VERT_BIT_COLOR0; \ color[0] = r; \ color[1] = g; \ color[2] = b; \ color[3] = a; \ } static void _tnl_Color3f( GLfloat red, GLfloat green, GLfloat blue ) { COLOR( red, green, blue, 1.0 ); } static void _tnl_Color3ub( GLubyte red, GLubyte green, GLubyte blue ) { COLOR(UBYTE_TO_FLOAT(red), UBYTE_TO_FLOAT(green), UBYTE_TO_FLOAT(blue), 1.0); } static void _tnl_Color4f( GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha ) { COLOR( red, green, blue, alpha ); } static void _tnl_Color4ub( GLubyte red, GLubyte green, GLubyte blue, GLubyte alpha ) { COLOR(UBYTE_TO_FLOAT(red), UBYTE_TO_FLOAT(green), UBYTE_TO_FLOAT(blue), UBYTE_TO_FLOAT(alpha)); } static void _tnl_Color3fv( const GLfloat *v ) { COLOR( v[0], v[1], v[2], 1.0 ); } static void _tnl_Color3ubv( const GLubyte *v ) { COLOR(UBYTE_TO_FLOAT(v[0]), UBYTE_TO_FLOAT(v[1]), UBYTE_TO_FLOAT(v[2]), 1.0 ); } static void _tnl_Color4fv( const GLfloat *v ) { COLOR( v[0], v[1], v[2], v[3] ); } static void _tnl_Color4ubv( const GLubyte *v) { COLOR(UBYTE_TO_FLOAT(v[0]), UBYTE_TO_FLOAT(v[1]), UBYTE_TO_FLOAT(v[2]), UBYTE_TO_FLOAT(v[3])); } #define SECONDARY_COLOR( r, g, b ) \ { \ GLuint count; \ GET_IMMEDIATE; \ count = IM->Count; \ IM->Flag[count] |= VERT_BIT_COLOR1; \ IM->Attrib[VERT_ATTRIB_COLOR1][count][0] = r; \ IM->Attrib[VERT_ATTRIB_COLOR1][count][1] = g; \ IM->Attrib[VERT_ATTRIB_COLOR1][count][2] = b; \ } static void _tnl_SecondaryColor3fEXT( GLfloat red, GLfloat green, GLfloat blue ) { SECONDARY_COLOR( red, green, blue ); } static void _tnl_SecondaryColor3ubEXT( GLubyte red, GLubyte green, GLubyte blue ) { SECONDARY_COLOR(UBYTE_TO_FLOAT(red), UBYTE_TO_FLOAT(green), UBYTE_TO_FLOAT(blue)); } static void _tnl_SecondaryColor3fvEXT( const GLfloat *v ) { SECONDARY_COLOR( v[0], v[1], v[2] ); } static void _tnl_SecondaryColor3ubvEXT( const GLubyte *v ) { SECONDARY_COLOR(UBYTE_TO_FLOAT(v[0]), UBYTE_TO_FLOAT(v[1]), UBYTE_TO_FLOAT(v[2])); } static void _tnl_EdgeFlag( GLboolean flag ) { GLuint count; GET_IMMEDIATE; count = IM->Count; IM->EdgeFlag[count] = flag; IM->Flag[count] |= VERT_BIT_EDGEFLAG; } static void _tnl_EdgeFlagv( const GLboolean *flag ) { GLuint count; GET_IMMEDIATE; count = IM->Count; IM->EdgeFlag[count] = *flag; IM->Flag[count] |= VERT_BIT_EDGEFLAG; } static void _tnl_FogCoordfEXT( GLfloat f ) { GLuint count; GET_IMMEDIATE; count = IM->Count; IM->Attrib[VERT_ATTRIB_FOG][count][0] = f; /*FogCoord[count] = f;*/ IM->Flag[count] |= VERT_BIT_FOG; } static void _tnl_FogCoordfvEXT( const GLfloat *v ) { GLuint count; GET_IMMEDIATE; count = IM->Count; IM->Attrib[VERT_ATTRIB_FOG][count][0] = v[0]; /*FogCoord[count] = v[0];*/ IM->Flag[count] |= VERT_BIT_FOG; } static void _tnl_Indexi( GLint c ) { GLuint count; GET_IMMEDIATE; count = IM->Count; IM->Index[count] = c; IM->Flag[count] |= VERT_BIT_INDEX; } static void _tnl_Indexiv( const GLint *c ) { GLuint count; GET_IMMEDIATE; count = IM->Count; IM->Index[count] = *c; IM->Flag[count] |= VERT_BIT_INDEX; } #define NORMAL( x, y, z ) \ { \ GLuint count; \ GLfloat *normal; \ GET_IMMEDIATE; \ count = IM->Count; \ IM->Flag[count] |= VERT_BIT_NORMAL; \ normal = IM->Attrib[VERT_ATTRIB_NORMAL][count]; \ ASSIGN_3V(normal, x,y,z); \ } #if defined(USE_IEEE) #define NORMALF( x, y, z ) \ { \ GLuint count; \ fi_type *normal; \ GET_IMMEDIATE; \ count = IM->Count; \ IM->Flag[count] |= VERT_BIT_NORMAL; \ normal = (fi_type *)IM->Attrib[VERT_ATTRIB_NORMAL][count]; \ normal[0].i = ((fi_type *)&(x))->i; \ normal[1].i = ((fi_type *)&(y))->i; \ normal[2].i = ((fi_type *)&(z))->i; \ } #else #define NORMALF NORMAL #endif static void _tnl_Normal3f( GLfloat nx, GLfloat ny, GLfloat nz ) { NORMALF(nx, ny, nz); } static void _tnl_Normal3fv( const GLfloat *v ) { NORMALF( v[0], v[1], v[2] ); /* struct immediate *IM = (struct immediate *)(((GLcontext *) _glapi_Context)->swtnl_im); */ /* IM->Flag[IM->Count] = VERT_NORM; */ } #define TEXCOORD1(s) \ { \ GLuint count; \ GLfloat *tc; \ GET_IMMEDIATE; \ count = IM->Count; \ IM->Flag[count] |= VERT_BIT_TEX0; \ tc = IM->Attrib[VERT_ATTRIB_TEX0][count]; \ ASSIGN_4V(tc,s,0,0,1); \ } #define TEXCOORD2(s, t) \ { \ GLuint count; \ GLfloat *tc; \ GET_IMMEDIATE; \ count = IM->Count; \ IM->Flag[count] |= VERT_BIT_TEX0; \ tc = IM->Attrib[VERT_ATTRIB_TEX0][count]; \ ASSIGN_4V(tc, s, t, 0, 1); \ } #define TEXCOORD3(s, t, u) \ { \ GLuint count; \ GLfloat *tc; \ GET_IMMEDIATE; \ count = IM->Count; \ IM->Flag[count] |= VERT_BIT_TEX0; \ IM->TexSize |= TEX_0_SIZE_3; \ tc = IM->Attrib[VERT_ATTRIB_TEX0][count]; \ ASSIGN_4V(tc, s, t, u, 1); \ } #define TEXCOORD4(s, t, u, v) \ { \ GLuint count; \ GLfloat *tc; \ GET_IMMEDIATE; \ count = IM->Count; \ IM->Flag[count] |= VERT_BIT_TEX0; \ IM->TexSize |= TEX_0_SIZE_4; \ tc = IM->Attrib[VERT_ATTRIB_TEX0][count]; \ ASSIGN_4V(tc, s, t, u, v); \ } #if defined(USE_IEEE) #define TEXCOORD2F(s, t) \ { \ GLuint count; \ fi_type *tc; \ GET_IMMEDIATE; \ count = IM->Count; \ IM->Flag[count] |= VERT_BIT_TEX0; \ tc = (fi_type *)IM->Attrib[VERT_ATTRIB_TEX0][count]; \ tc[0].i = ((fi_type *)&(s))->i; \ tc[1].i = ((fi_type *)&(t))->i; \ tc[2].i = 0; \ tc[3].i = IEEE_ONE; \ } #else #define TEXCOORD2F TEXCOORD2 #endif static void _tnl_TexCoord1f( GLfloat s ) { TEXCOORD1(s); } static void _tnl_TexCoord2f( GLfloat s, GLfloat t ) { TEXCOORD2F(s, t); } static void _tnl_TexCoord3f( GLfloat s, GLfloat t, GLfloat r ) { TEXCOORD3(s, t, r); } static void _tnl_TexCoord4f( GLfloat s, GLfloat t, GLfloat r, GLfloat q ) { TEXCOORD4(s, t, r, q) } static void _tnl_TexCoord1fv( const GLfloat *v ) { TEXCOORD1(v[0]); } static void _tnl_TexCoord2fv( const GLfloat *v ) { TEXCOORD2F(v[0], v[1]); } static void _tnl_TexCoord3fv( const GLfloat *v ) { TEXCOORD3(v[0], v[1], v[2]); } static void _tnl_TexCoord4fv( const GLfloat *v ) { TEXCOORD4(v[0], v[1], v[2], v[3]); } /* KW: Run into bad problems in vertex copying if we don't fully pad * the incoming vertices. */ #define VERTEX2(IM, x,y) \ { \ GLuint count = IM->Count++; \ GLfloat *dest = IM->Attrib[VERT_ATTRIB_POS][count]; \ IM->Flag[count] |= VERT_BIT_POS; \ ASSIGN_4V(dest, x, y, 0, 1); \ /* ASSERT(IM->Flag[IM->Count]==0); */ \ if (count == IMM_MAXDATA - 1) \ _tnl_flush_immediate( NULL, IM ); \ } #define VERTEX3(IM,x,y,z) \ { \ GLuint count = IM->Count++; \ GLfloat *dest = IM->Attrib[VERT_ATTRIB_POS][count]; \ IM->Flag[count] |= VERT_BITS_OBJ_23; \ ASSIGN_4V(dest, x, y, z, 1); \ /* ASSERT(IM->Flag[IM->Count]==0); */ \ if (count == IMM_MAXDATA - 1) \ _tnl_flush_immediate( NULL, IM ); \ } #define VERTEX4(IM, x,y,z,w) \ { \ GLuint count = IM->Count++; \ GLfloat *dest = IM->Attrib[VERT_ATTRIB_POS][count]; \ IM->Flag[count] |= VERT_BITS_OBJ_234; \ ASSIGN_4V(dest, x, y, z, w); \ if (count == IMM_MAXDATA - 1) \ _tnl_flush_immediate( NULL, IM ); \ } #if defined(USE_IEEE) #define VERTEX2F(IM, x, y) \ { \ GLuint count = IM->Count++; \ fi_type *dest = (fi_type *)IM->Attrib[VERT_ATTRIB_POS][count]; \ IM->Flag[count] |= VERT_BIT_POS; \ dest[0].i = ((fi_type *)&(x))->i; \ dest[1].i = ((fi_type *)&(y))->i; \ dest[2].i = 0; \ dest[3].i = IEEE_ONE; \ /* ASSERT(IM->Flag[IM->Count]==0); */ \ if (count == IMM_MAXDATA - 1) \ _tnl_flush_immediate( NULL, IM ); \ } #else #define VERTEX2F VERTEX2 #endif #if defined(USE_IEEE) #define VERTEX3F(IM, x, y, z) \ { \ GLuint count = IM->Count++; \ fi_type *dest = (fi_type *)IM->Attrib[VERT_ATTRIB_POS][count]; \ IM->Flag[count] |= VERT_BITS_OBJ_23; \ dest[0].i = ((fi_type *)&(x))->i; \ dest[1].i = ((fi_type *)&(y))->i; \ dest[2].i = ((fi_type *)&(z))->i; \ dest[3].i = IEEE_ONE; \ /* ASSERT(IM->Flag[IM->Count]==0); */ \ if (count == IMM_MAXDATA - 1) \ _tnl_flush_immediate( NULL, IM ); \ } #else #define VERTEX3F VERTEX3 #endif #if defined(USE_IEEE) #define VERTEX4F(IM, x, y, z, w) \ { \ GLuint count = IM->Count++; \ fi_type *dest = (fi_type *)IM->Attrib[VERT_ATTRIB_POS][count]; \ IM->Flag[count] |= VERT_BITS_OBJ_234; \ dest[0].i = ((fi_type *)&(x))->i; \ dest[1].i = ((fi_type *)&(y))->i; \ dest[2].i = ((fi_type *)&(z))->i; \ dest[3].i = ((fi_type *)&(w))->i; \ if (count == IMM_MAXDATA - 1) \ _tnl_flush_immediate( NULL, IM ); \ } #else #define VERTEX4F VERTEX4 #endif static void _tnl_Vertex2f( GLfloat x, GLfloat y ) { GET_IMMEDIATE; VERTEX2F( IM, x, y ); } static void _tnl_Vertex3f( GLfloat x, GLfloat y, GLfloat z ) { GET_IMMEDIATE; VERTEX3F( IM, x, y, z ); } static void _tnl_Vertex4f( GLfloat x, GLfloat y, GLfloat z, GLfloat w ) { GET_IMMEDIATE; VERTEX4F( IM, x, y, z, w ); } static void _tnl_Vertex2fv( const GLfloat *v ) { GET_IMMEDIATE; VERTEX2F( IM, v[0], v[1] ); } static void _tnl_Vertex3fv( const GLfloat *v ) { GET_IMMEDIATE; VERTEX3F( IM, v[0], v[1], v[2] ); } static void _tnl_Vertex4fv( const GLfloat *v ) { GET_IMMEDIATE; VERTEX4F( IM, v[0], v[1], v[2], v[3] ); } /* * GL_ARB_multitexture * * Note: the multitexture spec says that specifying an invalid target * has undefined results and does not have to generate an error. Just * don't crash. We no-op on invalid targets. */ #define MAX_TARGET (GL_TEXTURE0_ARB + MAX_TEXTURE_UNITS) #define MULTI_TEXCOORD1(target, s) \ { \ GET_IMMEDIATE; \ GLuint texunit = target - GL_TEXTURE0_ARB; \ if (texunit < IM->MaxTextureUnits) { \ GLuint count = IM->Count; \ GLfloat *tc = IM->Attrib[VERT_ATTRIB_TEX0 + texunit][count]; \ ASSIGN_4V(tc, s, 0.0F, 0.0F, 1.0F); \ IM->Flag[count] |= VERT_BIT_TEX(texunit); \ } \ } #define MULTI_TEXCOORD2(target, s, t) \ { \ GET_IMMEDIATE; \ GLuint texunit = target - GL_TEXTURE0_ARB; \ if (texunit < IM->MaxTextureUnits) { \ GLuint count = IM->Count; \ GLfloat *tc = IM->Attrib[VERT_ATTRIB_TEX0 + texunit][count]; \ ASSIGN_4V(tc, s, t, 0.0F, 1.0F); \ IM->Flag[count] |= VERT_BIT_TEX(texunit); \ } \ } #define MULTI_TEXCOORD3(target, s, t, u) \ { \ GET_IMMEDIATE; \ GLuint texunit = target - GL_TEXTURE0_ARB; \ if (texunit < IM->MaxTextureUnits) { \ GLuint count = IM->Count; \ GLfloat *tc = IM->Attrib[VERT_ATTRIB_TEX0 + texunit][count]; \ ASSIGN_4V(tc, s, t, u, 1.0F); \ IM->Flag[count] |= VERT_BIT_TEX(texunit); \ IM->TexSize |= TEX_SIZE_3(texunit); \ } \ } #define MULTI_TEXCOORD4(target, s, t, u, v) \ { \ GET_IMMEDIATE; \ GLuint texunit = target - GL_TEXTURE0_ARB; \ if (texunit < IM->MaxTextureUnits) { \ GLuint count = IM->Count; \ GLfloat *tc = IM->Attrib[VERT_ATTRIB_TEX0 + texunit][count]; \ ASSIGN_4V(tc, s, t, u, v); \ IM->Flag[count] |= VERT_BIT_TEX(texunit); \ IM->TexSize |= TEX_SIZE_4(texunit); \ } \ } #if defined(USE_IEEE) #define MULTI_TEXCOORD2F(target, s, t) \ { \ GET_IMMEDIATE; \ GLuint texunit = target - GL_TEXTURE0_ARB; \ if (texunit < IM->MaxTextureUnits) { \ GLuint count = IM->Count; \ fi_type *tc = (fi_type *)IM->Attrib[VERT_ATTRIB_TEX0 + texunit][count];\ IM->Flag[count] |= VERT_BIT_TEX(texunit); \ tc[0].i = ((fi_type *)&(s))->i; \ tc[1].i = ((fi_type *)&(t))->i; \ tc[2].i = 0; \ tc[3].i = IEEE_ONE; \ } \ } #else #define MULTI_TEXCOORD2F MULTI_TEXCOORD2 #endif static void _tnl_MultiTexCoord1fARB(GLenum target, GLfloat s) { MULTI_TEXCOORD1( target, s ); } static void _tnl_MultiTexCoord1fvARB(GLenum target, const GLfloat *v) { MULTI_TEXCOORD1( target, v[0] ); } static void _tnl_MultiTexCoord2fARB(GLenum target, GLfloat s, GLfloat t) { MULTI_TEXCOORD2F( target, s, t ); } static void _tnl_MultiTexCoord2fvARB(GLenum target, const GLfloat *v) { MULTI_TEXCOORD2F( target, v[0], v[1] ); } static void _tnl_MultiTexCoord3fARB(GLenum target, GLfloat s, GLfloat t, GLfloat r) { MULTI_TEXCOORD3( target, s, t, r ); } static void _tnl_MultiTexCoord3fvARB(GLenum target, const GLfloat *v) { MULTI_TEXCOORD3( target, v[0], v[1], v[2] ); } static void _tnl_MultiTexCoord4fARB(GLenum target, GLfloat s, GLfloat t, GLfloat r, GLfloat q) { MULTI_TEXCOORD4( target, s, t, r, q ); } static void _tnl_MultiTexCoord4fvARB(GLenum target, const GLfloat *v) { MULTI_TEXCOORD4( target, v[0], v[1], v[2], v[3] ); } /* KW: Because the eval values don't become 'current', fixup will flow * through these vertices, and then evaluation will write on top * of the fixup results. * * Note: using Obj to hold eval coord data. */ #define EVALCOORD1(IM, x) \ { \ GLuint count = IM->Count++; \ GLfloat *dest = IM->Attrib[VERT_ATTRIB_POS][count]; \ IM->Flag[count] |= VERT_BIT_EVAL_C1; \ ASSIGN_4V(dest, x, 0, 0, 1); \ if (count == IMM_MAXDATA-1) \ _tnl_flush_immediate( NULL, IM ); \ } #define EVALCOORD2(IM, x, y) \ { \ GLuint count = IM->Count++; \ GLfloat *dest = IM->Attrib[VERT_ATTRIB_POS][count]; \ IM->Flag[count] |= VERT_BIT_EVAL_C2; \ ASSIGN_4V(dest, x, y, 0, 1); \ if (count == IMM_MAXDATA-1) \ _tnl_flush_immediate( NULL, IM ); \ } #define EVALPOINT1(IM, x) \ { \ GLuint count = IM->Count++; \ GLfloat *dest = IM->Attrib[VERT_ATTRIB_POS][count]; \ IM->Flag[count] |= VERT_BIT_EVAL_P1; \ ASSIGN_4V(dest, x, 0, 0, 1); \ if (count == IMM_MAXDATA-1) \ _tnl_flush_immediate( NULL, IM ); \ } #define EVALPOINT2(IM, x, y) \ { \ GLuint count = IM->Count++; \ GLfloat *dest = IM->Attrib[VERT_ATTRIB_POS][count]; \ IM->Flag[count] |= VERT_BIT_EVAL_P2; \ ASSIGN_4V(dest, x, y, 0, 1); \ if (count == IMM_MAXDATA-1) \ _tnl_flush_immediate( NULL, IM ); \ } static void _tnl_EvalCoord1f( GLfloat u ) { GET_IMMEDIATE; EVALCOORD1( IM, u ); } static void _tnl_EvalCoord1fv( const GLfloat *u ) { GET_IMMEDIATE; EVALCOORD1( IM, (GLfloat) *u ); } static void _tnl_EvalCoord2f( GLfloat u, GLfloat v ) { GET_IMMEDIATE; EVALCOORD2( IM, u, v ); } static void _tnl_EvalCoord2fv( const GLfloat *u ) { GET_IMMEDIATE; EVALCOORD2( IM, u[0], u[1] ); } static void _tnl_EvalPoint1( GLint i ) { GET_IMMEDIATE; EVALPOINT1( IM, (GLfloat) i ); } static void _tnl_EvalPoint2( GLint i, GLint j ) { GET_IMMEDIATE; EVALPOINT2( IM, (GLfloat) i, (GLfloat) j ); } /* Need to use the default array-elt outside begin/end for strict * conformance. */ #define ARRAY_ELT( IM, i ) \ { \ GLuint count = IM->Count; \ IM->Elt[count] = i; \ IM->Flag[count] &= IM->ArrayEltFlags; \ IM->Flag[count] |= VERT_BIT_ELT; \ IM->FlushElt = IM->ArrayEltFlush; \ IM->Count += IM->ArrayEltIncr; \ if (IM->Count == IMM_MAXDATA) \ _tnl_flush_immediate( NULL, IM ); \ } static void _tnl_ArrayElement( GLint i ) { GET_IMMEDIATE; ARRAY_ELT( IM, i ); } /* Internal functions. These are safe to use providing either: * * - It is determined that a display list is not being compiled, or * if so that these commands won't be compiled into the list (see * t_eval.c for an example). * * - _tnl_hard_begin() is used instead of _tnl_[bB]egin, and tested * for a GL_TRUE return value. See _tnl_Rectf, below. */ void _tnl_eval_coord1f( GLcontext *CC, GLfloat u ) { struct immediate *i = TNL_CURRENT_IM(CC); EVALCOORD1( i, u ); } void _tnl_eval_coord2f( GLcontext *CC, GLfloat u, GLfloat v ) { struct immediate *i = TNL_CURRENT_IM(CC); EVALCOORD2( i, u, v ); } /* * NV_vertex_program */ static void _tnl_VertexAttrib4fNV( GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w ) { if (index < 16) { GET_IMMEDIATE; const GLuint count = IM->Count; GLfloat *attrib = IM->Attrib[index][count]; ASSIGN_4V(attrib, x, y, z, w); IM->Flag[count] |= (1 << index); if (index == 0) { IM->Count++; if (count == IMM_MAXDATA - 1) _tnl_flush_immediate( NULL, IM ); } } else { GET_CURRENT_CONTEXT(ctx); _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribNV(index > 15)"); } } static void _tnl_VertexAttrib4fvNV( GLuint index, const GLfloat *v ) { if (index < 16) { GET_IMMEDIATE; const GLuint count = IM->Count; GLfloat *attrib = IM->Attrib[index][count]; COPY_4V(attrib, v); IM->Flag[count] |= (1 << index); if (index == 0) { IM->Count++; if (count == IMM_MAXDATA - 1) _tnl_flush_immediate( NULL, IM ); } } else { GET_CURRENT_CONTEXT(ctx); _mesa_error(ctx, GL_INVALID_VALUE, "glVertexAttribNV(index > 15)"); } } /* Execute a glRectf() function. _tnl_hard_begin() ensures the check * on outside_begin_end is executed even in compiled lists. These * vertices can now participate in the same immediate as regular ones, * even in most display lists. */ static void _tnl_Rectf( GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2 ) { GET_CURRENT_CONTEXT(ctx); if (_tnl_hard_begin( ctx, GL_QUADS )) { glVertex2f( x1, y1 ); glVertex2f( x2, y1 ); glVertex2f( x2, y2 ); glVertex2f( x1, y2 ); glEnd(); } } static void _tnl_Materialfv( GLenum face, GLenum pname, const GLfloat *params ) { GET_CURRENT_CONTEXT(ctx); TNLcontext *tnl = TNL_CONTEXT(ctx); struct immediate *IM = TNL_CURRENT_IM(ctx); GLuint count = IM->Count; struct gl_material *mat; GLuint bitmask = _mesa_material_bitmask(ctx, face, pname, ~0, "Materialfv"); if (bitmask == 0) return; if (MESA_VERBOSE & VERBOSE_API) _mesa_debug(ctx, "_tnl_Materialfv\n"); if (tnl->IsolateMaterials && !(IM->BeginState & VERT_BEGIN_1)) /* heuristic */ { _tnl_flush_immediate( ctx, IM ); IM = TNL_CURRENT_IM(ctx); count = IM->Count; } if (!(IM->Flag[count] & VERT_BIT_MATERIAL)) { if (!IM->Material) { IM->Material = (struct gl_material (*)[2]) MALLOC( sizeof(struct gl_material) * IMM_SIZE * 2 ); IM->MaterialMask = (GLuint *) MALLOC( sizeof(GLuint) * IMM_SIZE ); IM->MaterialMask[IM->LastMaterial] = 0; } else if (IM->MaterialOrMask & ~bitmask) { _mesa_copy_material_pairs( IM->Material[count], IM->Material[IM->LastMaterial], IM->MaterialOrMask & ~bitmask ); } IM->Flag[count] |= VERT_BIT_MATERIAL; IM->MaterialMask[count] = 0; IM->MaterialAndMask &= IM->MaterialMask[IM->LastMaterial]; IM->LastMaterial = count; } IM->MaterialOrMask |= bitmask; IM->MaterialMask[count] |= bitmask; mat = IM->Material[count]; if (bitmask & FRONT_AMBIENT_BIT) { COPY_4FV( mat[0].Ambient, params ); } if (bitmask & BACK_AMBIENT_BIT) { COPY_4FV( mat[1].Ambient, params ); } if (bitmask & FRONT_DIFFUSE_BIT) { COPY_4FV( mat[0].Diffuse, params ); } if (bitmask & BACK_DIFFUSE_BIT) { COPY_4FV( mat[1].Diffuse, params ); } if (bitmask & FRONT_SPECULAR_BIT) { COPY_4FV( mat[0].Specular, params ); } if (bitmask & BACK_SPECULAR_BIT) { COPY_4FV( mat[1].Specular, params ); } if (bitmask & FRONT_EMISSION_BIT) { COPY_4FV( mat[0].Emission, params ); } if (bitmask & BACK_EMISSION_BIT) { COPY_4FV( mat[1].Emission, params ); } if (bitmask & FRONT_SHININESS_BIT) { GLfloat shininess = CLAMP( params[0], 0.0F, 128.0F ); mat[0].Shininess = shininess; } if (bitmask & BACK_SHININESS_BIT) { GLfloat shininess = CLAMP( params[0], 0.0F, 128.0F ); mat[1].Shininess = shininess; } if (bitmask & FRONT_INDEXES_BIT) { mat[0].AmbientIndex = params[0]; mat[0].DiffuseIndex = params[1]; mat[0].SpecularIndex = params[2]; } if (bitmask & BACK_INDEXES_BIT) { mat[1].AmbientIndex = params[0]; mat[1].DiffuseIndex = params[1]; mat[1].SpecularIndex = params[2]; } if (tnl->IsolateMaterials && !(IM->BeginState & VERT_BEGIN_1)) /* heuristic */ { _tnl_flush_immediate( ctx, IM ); } } void _tnl_imm_vtxfmt_init( GLcontext *ctx ) { GLvertexformat *vfmt = &(TNL_CONTEXT(ctx)->vtxfmt); /* All begin/end operations are handled by this vertex format: */ vfmt->ArrayElement = _tnl_ArrayElement; vfmt->Begin = _tnl_Begin; vfmt->Color3f = _tnl_Color3f; vfmt->Color3fv = _tnl_Color3fv; vfmt->Color3ub = _tnl_Color3ub; vfmt->Color3ubv = _tnl_Color3ubv; vfmt->Color4f = _tnl_Color4f; vfmt->Color4fv = _tnl_Color4fv; vfmt->Color4ub = _tnl_Color4ub; vfmt->Color4ubv = _tnl_Color4ubv; vfmt->EdgeFlag = _tnl_EdgeFlag; vfmt->EdgeFlagv = _tnl_EdgeFlagv; vfmt->End = _tnl_End; vfmt->EvalCoord1f = _tnl_EvalCoord1f; vfmt->EvalCoord1fv = _tnl_EvalCoord1fv; vfmt->EvalCoord2f = _tnl_EvalCoord2f; vfmt->EvalCoord2fv = _tnl_EvalCoord2fv; vfmt->EvalPoint1 = _tnl_EvalPoint1; vfmt->EvalPoint2 = _tnl_EvalPoint2; vfmt->FogCoordfEXT = _tnl_FogCoordfEXT; vfmt->FogCoordfvEXT = _tnl_FogCoordfvEXT; vfmt->Indexi = _tnl_Indexi; vfmt->Indexiv = _tnl_Indexiv; vfmt->Materialfv = _tnl_Materialfv; vfmt->MultiTexCoord1fARB = _tnl_MultiTexCoord1fARB; vfmt->MultiTexCoord1fvARB = _tnl_MultiTexCoord1fvARB; vfmt->MultiTexCoord2fARB = _tnl_MultiTexCoord2fARB; vfmt->MultiTexCoord2fvARB = _tnl_MultiTexCoord2fvARB; vfmt->MultiTexCoord3fARB = _tnl_MultiTexCoord3fARB; vfmt->MultiTexCoord3fvARB = _tnl_MultiTexCoord3fvARB; vfmt->MultiTexCoord4fARB = _tnl_MultiTexCoord4fARB; vfmt->MultiTexCoord4fvARB = _tnl_MultiTexCoord4fvARB; vfmt->Normal3f = _tnl_Normal3f; vfmt->Normal3fv = _tnl_Normal3fv; vfmt->SecondaryColor3fEXT = _tnl_SecondaryColor3fEXT; vfmt->SecondaryColor3fvEXT = _tnl_SecondaryColor3fvEXT; vfmt->SecondaryColor3ubEXT = _tnl_SecondaryColor3ubEXT; vfmt->SecondaryColor3ubvEXT = _tnl_SecondaryColor3ubvEXT; vfmt->TexCoord1f = _tnl_TexCoord1f; vfmt->TexCoord1fv = _tnl_TexCoord1fv; vfmt->TexCoord2f = _tnl_TexCoord2f; vfmt->TexCoord2fv = _tnl_TexCoord2fv; vfmt->TexCoord3f = _tnl_TexCoord3f; vfmt->TexCoord3fv = _tnl_TexCoord3fv; vfmt->TexCoord4f = _tnl_TexCoord4f; vfmt->TexCoord4fv = _tnl_TexCoord4fv; vfmt->Vertex2f = _tnl_Vertex2f; vfmt->Vertex2fv = _tnl_Vertex2fv; vfmt->Vertex3f = _tnl_Vertex3f; vfmt->Vertex3fv = _tnl_Vertex3fv; vfmt->Vertex4f = _tnl_Vertex4f; vfmt->Vertex4fv = _tnl_Vertex4fv; vfmt->VertexAttrib4fNV = _tnl_VertexAttrib4fNV; vfmt->VertexAttrib4fvNV = _tnl_VertexAttrib4fvNV; /* Outside begin/end functions (from t_varray.c, t_eval.c, ...): */ vfmt->Rectf = _tnl_Rectf; /* Just use the core function: */ vfmt->CallList = _mesa_CallList; vfmt->prefer_float_colors = GL_FALSE; }