+/*
+ * Mesa 3-D graphics library
+ * Version: 5.1
+ *
+ * Copyright (C) 1999-2003 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 <keith@tungstengraphics.com>
+ */
+
+
+#include "api_arrayelt.h"
+#include "glheader.h"
+#include "imports.h"
+#include "context.h"
+#include "macros.h"
#include "mtypes.h"
-#include "mem.h"
+#include "dlist.h"
+#include "light.h"
+#include "vtxfmt.h"
+#include "nvfragprog.h"
#include "t_context.h"
-#include "t_clip.h"
-#include "t_cva.h"
-#include "t_dlist.h"
-#include "t_eval.h"
+#include "t_array_api.h"
+#include "t_vtx_api.h"
+#include "t_save_api.h"
#include "t_pipeline.h"
-#include "t_shade.h"
-#include "t_light.h"
-#include "t_texture.h"
-#include "t_stages.h"
-#include "t_varray.h"
-#include "t_vb.h"
-#include "t_vbrender.h"
-#include "t_vbxform.h"
#include "tnl.h"
-#if !defined(THREADS)
-struct immediate *_mesa_CurrentInput = NULL;
-#endif
-GLboolean
-_tnl_flush_vertices( GLcontext *ctx, GLuint flush_flags )
+void
+_tnl_MakeCurrent( GLcontext *ctx,
+ GLframebuffer *drawBuffer,
+ GLframebuffer *readBuffer )
{
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- struct immediate *IM = TNL_CURRENT_IM(ctx);
-
- if ((IM->Flag[IM->Count] & (VERT_BEGIN|VERT_END)) != VERT_END ||
- (flush_flags & (FLUSH_STORED_VERTICES|FLUSH_UPDATE_CURRENT)))
- {
- if (IM->Flag[IM->Start])
- _mesa_flush_vb( ctx );
-
- /* Although this code updates the ctx->Current values, that bit
- * is left set as there is no easy mechanism to set it
- * elsewhere. This means that each time core wants to examine
- * ctx->Current, this function will be called. After the first
- * time, however, it will be a no-op.
- */
- ctx->Driver.NeedFlush &= ~(FLUSH_STORED_VERTICES |
- FLUSH_INSIDE_BEGIN_END);
-
- return (tnl->_CurrentPrimitive == GL_POLYGON+1);
- }
- else
- return GL_TRUE;
}
+static void
+install_driver_callbacks( GLcontext *ctx )
+{
+ ctx->Driver.NewList = _tnl_NewList;
+ ctx->Driver.EndList = _tnl_EndList;
+ ctx->Driver.FlushVertices = _tnl_FlushVertices;
+ ctx->Driver.SaveFlushVertices = _tnl_SaveFlushVertices;
+ ctx->Driver.MakeCurrent = _tnl_MakeCurrent;
+ ctx->Driver.BeginCallList = _tnl_BeginCallList;
+ ctx->Driver.EndCallList = _tnl_EndCallList;
+}
+
+
+
GLboolean
_tnl_CreateContext( GLcontext *ctx )
{
TNLcontext *tnl;
- static int firsttime = 1;
-
- /* Onetime initializations. Doesn't really matter if this gets
- * done twice: no need for mutexes.
- */
- if (firsttime) {
- firsttime = 0;
- _tnl_clip_init( );
- _tnl_eval_init( );
- _tnl_shade_init( );
- _tnl_texture_init( );
- _tnl_trans_elt_init( );
- _tnl_vbrender_init( );
- _tnl_stages_init( );
- }
/* Create the TNLcontext structure
*/
- ctx->swtnl_context = tnl = CALLOC( sizeof(TNLcontext) );
+ ctx->swtnl_context = tnl = (TNLcontext *) CALLOC( sizeof(TNLcontext) );
+
if (!tnl) {
return GL_FALSE;
}
- /* Create and hook in the data structures available from ctx.
+ /* Initialize the VB.
*/
- ctx->swtnl_vb = (void *)gl_vb_create_for_immediate( ctx );
- if (!ctx->swtnl_vb) {
- FREE(tnl);
- ctx->swtnl_context = 0;
- return GL_FALSE;
- }
+ tnl->vb.Size = ctx->Const.MaxArrayLockSize + MAX_CLIPPED_VERTICES;
- ctx->swtnl_im = (void *)TNL_VB(ctx)->IM;
+ /* Initialize tnl state and tnl->vtxfmt.
+ */
+ _tnl_save_init( ctx );
+ _tnl_array_init( ctx );
+ _tnl_vtx_init( ctx );
+ _tnl_install_pipeline( ctx, _tnl_default_pipeline );
- /* Initialize tnl state.
+ /* Initialize the arrayelt helper
*/
- _tnl_dlist_init( ctx );
- _tnl_pipeline_init( ctx );
+ if (!_ae_create_context( ctx ))
+ return GL_FALSE;
- tnl->_CurrentFlag = (VERT_NORM |
- VERT_INDEX |
- VERT_RGBA |
- VERT_SPEC_RGB |
- VERT_FOG_COORD |
- VERT_EDGE |
- VERT_TEX0_12 |
- VERT_TEX1_12 |
- VERT_TEX2_12 |
- VERT_TEX3_12 |
- VERT_MATERIAL);
- tnl->_CurrentPrimitive = GL_POLYGON+1;
+ tnl->NeedNdcCoords = GL_TRUE;
+ tnl->LoopbackDListCassettes = GL_FALSE;
+ tnl->CalcDListNormalLengths = GL_TRUE;
- gl_reset_vb( TNL_VB(ctx) );
- gl_reset_input( ctx );
+ /* Hook our functions into exec and compile dispatch tables.
+ */
+ _mesa_install_exec_vtxfmt( ctx, &tnl->exec_vtxfmt );
- /* Set a few default values in the driver struct. This is a
- * temporary mechanism.
+ /* Set a few default values in the driver struct.
*/
- ctx->Driver.RenderVBCulledTab = _tnl_render_tab_cull;
- ctx->Driver.RenderVBClippedTab = _tnl_render_tab_clipped;
- ctx->Driver.RenderVBRawTab = _tnl_render_tab_raw;
- ctx->Driver.NewList = _tnl_NewList;
- ctx->Driver.EndList = _tnl_EndList;
- ctx->Driver.FlushVertices = _tnl_flush_vertices;
- ctx->Driver.NeedFlush = FLUSH_UPDATE_CURRENT;
- ctx->Driver.LightingSpaceChange = _tnl_LightingSpaceChange;
- ctx->Driver.MakeCurrent = _tnl_MakeCurrent;
- ctx->Driver.VertexPointer = _tnl_VertexPointer;
- ctx->Driver.NormalPointer = _tnl_NormalPointer;
- ctx->Driver.ColorPointer = _tnl_ColorPointer;
- ctx->Driver.FogCoordPointer = _tnl_FogCoordPointer;
- ctx->Driver.IndexPointer = _tnl_IndexPointer;
- ctx->Driver.SecondaryColorPointer = _tnl_SecondaryColorPointer;
- ctx->Driver.TexCoordPointer = _tnl_TexCoordPointer;
- ctx->Driver.EdgeFlagPointer = _tnl_EdgeFlagPointer;
-
+ install_driver_callbacks(ctx);
+ ctx->Driver.NeedFlush = 0;
+ ctx->Driver.CurrentExecPrimitive = PRIM_OUTSIDE_BEGIN_END;
+ ctx->Driver.CurrentSavePrimitive = PRIM_UNKNOWN;
+
+ tnl->Driver.Render.PrimTabElts = _tnl_render_tab_elts;
+ tnl->Driver.Render.PrimTabVerts = _tnl_render_tab_verts;
+ tnl->Driver.NotifyMaterialChange = _mesa_validate_all_lighting_tables;
+
return GL_TRUE;
}
{
TNLcontext *tnl = TNL_CONTEXT(ctx);
- if (TNL_CURRENT_IM(ctx) != TNL_VB(ctx)->IM)
- gl_immediate_free( TNL_CURRENT_IM(ctx) );
+ _tnl_array_destroy( ctx );
+ _tnl_vtx_destroy( ctx );
+ _tnl_save_destroy( ctx );
+ _tnl_destroy_pipeline( ctx );
+ _ae_destroy_context( ctx );
+
+ FREE(tnl);
+ ctx->swtnl_context = 0;
+}
- gl_vb_free( TNL_VB(ctx) );
- /* Free cache of immediate buffers. */
- while (tnl->nr_im_queued-- > 0) {
- struct immediate * next = tnl->freed_im_queue->next;
- ALIGN_FREE( tnl->freed_im_queue );
- tnl->freed_im_queue = next;
+void
+_tnl_InvalidateState( GLcontext *ctx, GLuint new_state )
+{
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
+
+ if (new_state & _NEW_ARRAY) {
+ tnl->pipeline.run_input_changes |= ctx->Array.NewState; /* overkill */
}
+
+ _ae_invalidate_state(ctx, new_state);
+
+ tnl->pipeline.run_state_changes |= new_state;
+ tnl->pipeline.build_state_changes |= (new_state &
+ tnl->pipeline.build_state_trigger);
+
+ tnl->vtx.eval.new_state |= new_state;
+
+ /* Calculate tnl->render_inputs:
+ */
+ if (ctx->Visual.rgbMode) {
+ tnl->render_inputs = (_TNL_BIT_POS|
+ _TNL_BIT_COLOR0|
+ (ctx->Texture._EnabledUnits << _TNL_ATTRIB_TEX0));
+
+ if (NEED_SECONDARY_COLOR(ctx))
+ tnl->render_inputs |= _TNL_BIT_COLOR1;
+ }
+ else {
+ tnl->render_inputs |= (_TNL_BIT_POS|_TNL_BIT_INDEX);
+ }
+
+ if (ctx->Fog.Enabled)
+ tnl->render_inputs |= _TNL_BIT_FOG;
+
+ if (ctx->Polygon.FrontMode != GL_FILL ||
+ ctx->Polygon.BackMode != GL_FILL)
+ tnl->render_inputs |= _TNL_BIT_EDGEFLAG;
+
+ if (ctx->RenderMode == GL_FEEDBACK)
+ tnl->render_inputs |= _TNL_BIT_TEX0;
}
-/* Update all state that references _NeedEyeCoords
- */
void
-_tnl_LightingSpaceChange( GLcontext *ctx )
+_tnl_wakeup_exec( GLcontext *ctx )
{
- _tnl_update_normal_transform( ctx );
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
+
+ install_driver_callbacks(ctx);
+ ctx->Driver.NeedFlush |= FLUSH_UPDATE_CURRENT;
+
+ /* Hook our functions into exec and compile dispatch tables.
+ */
+ _mesa_install_exec_vtxfmt( ctx, &tnl->exec_vtxfmt );
+
+ /* Call all appropriate driver callbacks to revive state.
+ */
+ _tnl_MakeCurrent( ctx, ctx->DrawBuffer, ctx->ReadBuffer );
+
+ /* Assume we haven't been getting state updates either:
+ */
+ _tnl_InvalidateState( ctx, ~0 );
+ tnl->pipeline.run_input_changes = ~0;
+
+ if (ctx->Light.ColorMaterialEnabled) {
+ _mesa_update_color_material( ctx,
+ ctx->Current.Attrib[VERT_ATTRIB_COLOR0] );
+ }
}
void
-_tnl_InvalidateState( GLcontext *ctx, GLuint new_state )
+_tnl_wakeup_save_exec( GLcontext *ctx )
{
- if (new_state & _NEW_LIGHT)
- gl_update_lighting_function(ctx);
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
- if (new_state & _NEW_ARRAY)
- gl_update_client_state( ctx );
+ _tnl_wakeup_exec( ctx );
+ _mesa_install_save_vtxfmt( ctx, &tnl->save_vtxfmt );
+}
- if (new_state & _NEW_TEXTURE)
- if (ctx->_Enabled & ENABLE_TEXGEN_ANY)
- _tnl_update_texgen( ctx );
- if (new_state & (_NEW_LIGHT|_NEW_TEXTURE|_NEW_FOG|
- _DD_NEW_TRI_LIGHT_TWOSIDE |
- _DD_NEW_SEPERATE_SPECULAR |
- _DD_NEW_TRI_UNFILLED ))
- gl_update_clipmask(ctx);
+/**
+ * Drivers call this function to tell the TCL module whether or not
+ * it wants Normalized Device Coords (NDC) computed. I.e. whether
+ * we should "Divide-by-W". Software renders will want that.
+ */
+void
+_tnl_need_projected_coords( GLcontext *ctx, GLboolean mode )
+{
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
+ if (tnl->NeedNdcCoords != mode) {
+ tnl->NeedNdcCoords = mode;
+ _tnl_InvalidateState( ctx, _NEW_PROJECTION );
+ }
+}
- if (new_state & _TNL_NEW_NORMAL_TRANSFORM)
- _tnl_update_normal_transform( ctx );
+void
+_tnl_need_dlist_loopback( GLcontext *ctx, GLboolean mode )
+{
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
+ tnl->LoopbackDListCassettes = mode;
+}
- gl_update_pipelines(ctx);
+void
+_tnl_need_dlist_norm_lengths( GLcontext *ctx, GLboolean mode )
+{
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
+ tnl->CalcDListNormalLengths = mode;
}
void
-_tnl_MakeCurrent( GLcontext *ctx,
- GLframebuffer *drawBuffer,
- GLframebuffer *readBuffer )
+_tnl_isolate_materials( GLcontext *ctx, GLboolean mode )
{
-#ifndef THREADS
- SET_IMMEDIATE( ctx, TNL_VB(ctx)->IM );
-#endif
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
+ tnl->IsolateMaterials = mode;
}