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Diffstat (limited to 'src/mesa/tnl/t_save_playback.c')
-rw-r--r--src/mesa/tnl/t_save_playback.c218
1 files changed, 218 insertions, 0 deletions
diff --git a/src/mesa/tnl/t_save_playback.c b/src/mesa/tnl/t_save_playback.c
new file mode 100644
index 0000000000..52011996b0
--- /dev/null
+++ b/src/mesa/tnl/t_save_playback.c
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+
+/*
+ * 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.
+ */
+
+/* Author:
+ * Keith Whitwell <keith@tungstengraphics.com>
+ */
+
+#include "context.h"
+#include "imports.h"
+#include "mtypes.h"
+#include "macros.h"
+#include "light.h"
+#include "state.h"
+#include "t_pipeline.h"
+#include "t_save_api.h"
+#include "t_vtx_api.h"
+
+static GLint get_size( const GLfloat *f )
+{
+ if (f[3] != 1.0) return 4;
+ if (f[2] != 0.0) return 3;
+ return 2;
+}
+
+
+/* Some nasty stuff still hanging on here.
+ *
+ * TODO - remove VB->ColorPtr, etc and just use the AttrPtr's.
+ */
+static void _tnl_bind_vertex_list( GLcontext *ctx,
+ struct tnl_vertex_list *node )
+{
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
+ struct vertex_buffer *VB = &tnl->vb;
+ struct tnl_vertex_arrays *tmp = &tnl->save_inputs;
+ GLfloat *data = node->buffer;
+ GLuint attr, i;
+
+ /* Setup constant data in the VB.
+ */
+ VB->Count = node->count;
+ VB->Primitive = node->prim;
+ VB->PrimitiveCount = node->prim_count;
+ VB->Elts = NULL;
+ VB->NormalLengthPtr = node->normal_lengths;
+
+ for (attr = 0; attr <= _TNL_ATTRIB_INDEX; attr++) {
+ if (node->attrsz[attr]) {
+ tmp->Attribs[attr].count = node->count;
+ tmp->Attribs[attr].data = (GLfloat (*)[4]) data;
+ tmp->Attribs[attr].start = data;
+ tmp->Attribs[attr].size = node->attrsz[attr];
+ tmp->Attribs[attr].stride = node->vertex_size * sizeof(GLfloat);
+ VB->AttribPtr[attr] = &tmp->Attribs[attr];
+ data += node->attrsz[attr];
+ }
+ else {
+ tmp->Attribs[attr].count = node->count;
+ tmp->Attribs[attr].data = (GLfloat (*)[4]) tnl->vtx.current[attr];
+ tmp->Attribs[attr].start = tnl->vtx.current[attr];
+ tmp->Attribs[attr].size = get_size( tnl->vtx.current[attr] );
+ tmp->Attribs[attr].stride = 0;
+ VB->AttribPtr[attr] = &tmp->Attribs[attr];
+ }
+ }
+
+
+ /* Copy edgeflag to a contiguous array
+ */
+ if (ctx->Polygon.FrontMode != GL_FILL || ctx->Polygon.BackMode != GL_FILL) {
+ if (node->attrsz[_TNL_ATTRIB_EDGEFLAG]) {
+ VB->EdgeFlag = _tnl_translate_edgeflag( ctx, data,
+ node->count,
+ node->vertex_size );
+ data++;
+ }
+ else
+ VB->EdgeFlag = _tnl_import_current_edgeflag( ctx, node->count );
+ }
+
+ /* Legacy pointers -- remove one day.
+ */
+ VB->ObjPtr = VB->AttribPtr[_TNL_ATTRIB_POS];
+ VB->NormalPtr = VB->AttribPtr[_TNL_ATTRIB_NORMAL];
+ VB->ColorPtr[0] = VB->AttribPtr[_TNL_ATTRIB_COLOR0];
+ VB->ColorPtr[1] = 0;
+ VB->IndexPtr[0] = VB->AttribPtr[_TNL_ATTRIB_INDEX];
+ VB->IndexPtr[1] = 0;
+ VB->SecondaryColorPtr[0] = VB->AttribPtr[_TNL_ATTRIB_COLOR1];
+ VB->SecondaryColorPtr[1] = 0;
+
+ for (i = 0; i < ctx->Const.MaxTextureCoordUnits; i++) {
+ VB->TexCoordPtr[i] = VB->AttribPtr[_TNL_ATTRIB_TEX0 + i];
+ }
+}
+
+static void _playback_copy_to_current( GLcontext *ctx,
+ struct tnl_vertex_list *node )
+{
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
+ GLfloat *data;
+ GLuint i;
+
+ if (node->count)
+ data = node->buffer + (node->count-1) * node->vertex_size;
+ else
+ data = node->buffer;
+
+ for (i = _TNL_ATTRIB_POS+1 ; i <= _TNL_ATTRIB_INDEX ; i++) {
+ if (node->attrsz[i]) {
+ ASSIGN_4V(tnl->vtx.current[i], 0, 0, 0, 1);
+ COPY_SZ_4V(tnl->vtx.current[i], node->attrsz[i], data);
+ data += node->attrsz[i];
+ }
+ }
+
+ /* Edgeflag requires special treatment:
+ */
+ if (node->attrsz[_TNL_ATTRIB_EDGEFLAG]) {
+ ctx->Current.EdgeFlag = (data[0] == 1.0);
+ }
+
+ /* Colormaterial -- this kindof sucks.
+ */
+ if (ctx->Light.ColorMaterialEnabled) {
+ _mesa_update_color_material(ctx, ctx->Current.Attrib[VERT_ATTRIB_COLOR0]);
+ }
+
+ /* CurrentExecPrimitive
+ */
+ if (node->prim_count) {
+ GLenum mode = node->prim[node->prim_count - 1].mode;
+ if (mode & PRIM_END)
+ ctx->Driver.CurrentExecPrimitive = PRIM_OUTSIDE_BEGIN_END;
+ else
+ ctx->Driver.CurrentExecPrimitive = (mode & PRIM_MODE_MASK);
+ }
+}
+
+
+/**
+ * Execute the buffer and save copied verts.
+ */
+void _tnl_playback_vertex_list( GLcontext *ctx, void *data )
+{
+ struct tnl_vertex_list *node = (struct tnl_vertex_list *)data;
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
+
+ FLUSH_CURRENT(ctx, 0);
+
+ if (node->prim_count) {
+
+ if (ctx->Driver.CurrentExecPrimitive != PRIM_OUTSIDE_BEGIN_END &&
+ (node->prim[0].mode & PRIM_BEGIN)) {
+
+ /* Degenerate case: list is called inside begin/end pair and
+ * includes operations such as glBegin or glDrawArrays.
+ */
+ _mesa_error( ctx, GL_INVALID_OPERATION, "displaylist recursive begin");
+ _tnl_loopback_vertex_list( ctx, data );
+ return;
+ }
+ else if (tnl->LoopbackDListCassettes ||
+ node->dangling_attr_ref) {
+ /* Degenerate case: list references current data and would
+ * require fixup. Take the easier option & loop it back.
+ */
+ _mesa_debug( 0, "%s: loopback dangling attr ref\n", __FUNCTION__);
+ _tnl_loopback_vertex_list( ctx, data );
+ return;
+ }
+
+ if (ctx->NewState)
+ _mesa_update_state( ctx );
+
+ if (tnl->pipeline.build_state_changes)
+ _tnl_validate_pipeline( ctx );
+
+ _tnl_bind_vertex_list( ctx, node );
+
+ /* Invalidate all stored data before and after run:
+ */
+ tnl->pipeline.run_input_changes |= tnl->pipeline.inputs;
+ tnl->Driver.RunPipeline( ctx );
+ tnl->pipeline.run_input_changes |= tnl->pipeline.inputs;
+ }
+
+ /* Copy to current?
+ */
+ _playback_copy_to_current( ctx, node );
+}
+
+
+
+
+
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