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Diffstat (limited to 'src/mesa/tnl/t_array_import.c')
-rw-r--r--src/mesa/tnl/t_array_import.c521
1 files changed, 521 insertions, 0 deletions
diff --git a/src/mesa/tnl/t_array_import.c b/src/mesa/tnl/t_array_import.c
new file mode 100644
index 0000000000..16a669dc28
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+++ b/src/mesa/tnl/t_array_import.c
@@ -0,0 +1,521 @@
+/* $Id: t_array_import.c,v 1.1 2000/12/26 05:09:32 keithw Exp $ */
+
+/*
+ * Mesa 3-D graphics library
+ * Version: 3.5
+ *
+ * Copyright (C) 1999-2000 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 <keithw@valinux.com>
+ */
+
+#include "glheader.h"
+#include "context.h"
+#include "macros.h"
+#include "mem.h"
+#include "mmath.h"
+#include "state.h"
+#include "mtypes.h"
+
+#include "array_cache/acache.h"
+#include "math/m_translate.h"
+
+#include "t_array_import.h"
+#include "t_context.h"
+
+
+static void _tnl_import_vertex( GLcontext *ctx,
+ GLboolean writeable,
+ GLboolean stride )
+{
+ struct gl_client_array *tmp;
+ GLboolean is_writeable = 0;
+ struct vertex_arrays *inputs = &TNL_CONTEXT(ctx)->array_inputs;
+
+ tmp = _ac_import_vertex(ctx,
+ GL_FLOAT,
+ stride ? 4*sizeof(GLfloat) : 0,
+ 0,
+ writeable,
+ &is_writeable);
+
+ inputs->Obj.data = tmp->Ptr;
+ inputs->Obj.start = (GLfloat *)tmp->Ptr;
+ inputs->Obj.stride = tmp->StrideB;
+ inputs->Obj.size = tmp->Size;
+ inputs->Obj.flags &= ~(VEC_BAD_STRIDE|VEC_NOT_WRITEABLE);
+ if (stride != 4*sizeof(GLfloat))
+ inputs->Obj.flags |= VEC_BAD_STRIDE;
+ if (!is_writeable)
+ inputs->Obj.flags |= VEC_NOT_WRITEABLE;
+}
+
+static void _tnl_import_normal( GLcontext *ctx,
+ GLboolean writeable,
+ GLboolean stride )
+{
+ struct gl_client_array *tmp;
+ GLboolean is_writeable = 0;
+ struct vertex_arrays *inputs = &TNL_CONTEXT(ctx)->array_inputs;
+
+ tmp = _ac_import_normal(ctx, GL_FLOAT,
+ stride ? 3*sizeof(GLfloat) : 0, writeable,
+ &is_writeable);
+
+ inputs->Normal.data = tmp->Ptr;
+ inputs->Normal.start = (GLfloat *)tmp->Ptr;
+ inputs->Normal.stride = tmp->StrideB;
+ inputs->Normal.flags &= ~(VEC_BAD_STRIDE|VEC_NOT_WRITEABLE);
+ if (stride != 3*sizeof(GLfloat))
+ inputs->Normal.flags |= VEC_BAD_STRIDE;
+ if (!is_writeable)
+ inputs->Normal.flags |= VEC_NOT_WRITEABLE;
+}
+
+
+static void _tnl_import_color( GLcontext *ctx,
+ GLboolean writeable,
+ GLboolean stride )
+{
+ struct gl_client_array *tmp;
+ GLboolean is_writeable = 0;
+ struct vertex_arrays *inputs = &TNL_CONTEXT(ctx)->array_inputs;
+
+ tmp = _ac_import_color(ctx,
+ GL_UNSIGNED_BYTE,
+ stride ? 4*sizeof(GLubyte) : 0,
+ 4,
+ writeable,
+ &is_writeable);
+
+ inputs->Color.data = tmp->Ptr;
+ inputs->Color.start = (GLubyte *)tmp->Ptr;
+ inputs->Color.stride = tmp->StrideB;
+ inputs->Color.flags &= ~(VEC_BAD_STRIDE|VEC_NOT_WRITEABLE);
+ if (stride != 4*sizeof(GLubyte))
+ inputs->Color.flags |= VEC_BAD_STRIDE;
+ if (!is_writeable)
+ inputs->Color.flags |= VEC_NOT_WRITEABLE;
+}
+
+
+static void _tnl_import_secondarycolor( GLcontext *ctx,
+ GLboolean writeable,
+ GLboolean stride )
+{
+ struct gl_client_array *tmp;
+ GLboolean is_writeable = 0;
+ struct vertex_arrays *inputs = &TNL_CONTEXT(ctx)->array_inputs;
+
+ tmp = _ac_import_secondarycolor(ctx, GL_UNSIGNED_BYTE,
+ stride ? 4*sizeof(GLubyte) : 0,
+ 4,
+ writeable,
+ &is_writeable);
+
+ inputs->SecondaryColor.data = tmp->Ptr;
+ inputs->SecondaryColor.start = (GLubyte *)tmp->Ptr;
+ inputs->SecondaryColor.stride = tmp->StrideB;
+ inputs->SecondaryColor.flags &= ~(VEC_BAD_STRIDE|VEC_NOT_WRITEABLE);
+ if (stride != 4*sizeof(GLubyte))
+ inputs->SecondaryColor.flags |= VEC_BAD_STRIDE;
+ if (!is_writeable)
+ inputs->SecondaryColor.flags |= VEC_NOT_WRITEABLE;
+}
+
+static void _tnl_import_fogcoord( GLcontext *ctx,
+ GLboolean writeable,
+ GLboolean stride )
+{
+ struct vertex_arrays *inputs = &TNL_CONTEXT(ctx)->array_inputs;
+ struct gl_client_array *tmp;
+ GLboolean is_writeable = 0;
+
+ tmp = _ac_import_fogcoord(ctx, GL_FLOAT,
+ stride ? sizeof(GLfloat) : 0, writeable,
+ &is_writeable);
+
+ inputs->FogCoord.data = tmp->Ptr;
+ inputs->FogCoord.start = (GLfloat *)tmp->Ptr;
+ inputs->FogCoord.stride = tmp->StrideB;
+ inputs->FogCoord.flags &= ~(VEC_BAD_STRIDE|VEC_NOT_WRITEABLE);
+ if (stride != sizeof(GLfloat))
+ inputs->FogCoord.flags |= VEC_BAD_STRIDE;
+ if (!is_writeable)
+ inputs->FogCoord.flags |= VEC_NOT_WRITEABLE;
+}
+
+static void _tnl_import_index( GLcontext *ctx,
+ GLboolean writeable,
+ GLboolean stride )
+{
+ struct vertex_arrays *inputs = &TNL_CONTEXT(ctx)->array_inputs;
+ struct gl_client_array *tmp;
+ GLboolean is_writeable = 0;
+
+ tmp = _ac_import_index(ctx, GL_UNSIGNED_INT,
+ stride ? sizeof(GLuint) : 0, writeable,
+ &is_writeable);
+
+ inputs->Index.data = tmp->Ptr;
+ inputs->Index.start = (GLuint *)tmp->Ptr;
+ inputs->Index.stride = tmp->StrideB;
+ inputs->Index.flags &= ~(VEC_BAD_STRIDE|VEC_NOT_WRITEABLE);
+ if (stride != sizeof(GLuint))
+ inputs->Index.flags |= VEC_BAD_STRIDE;
+ if (!is_writeable)
+ inputs->Index.flags |= VEC_NOT_WRITEABLE;
+}
+
+
+static void _tnl_import_texcoord( GLcontext *ctx,
+ GLuint i,
+ GLboolean writeable,
+ GLboolean stride )
+{
+ struct vertex_arrays *inputs = &TNL_CONTEXT(ctx)->array_inputs;
+ struct gl_client_array *tmp;
+ GLboolean is_writeable = 0;
+
+ tmp = _ac_import_texcoord(ctx, i, GL_FLOAT,
+ stride ? 4*sizeof(GLfloat) : 0,
+ 0,
+ writeable,
+ &is_writeable);
+
+ inputs->TexCoord[i].data = tmp->Ptr;
+ inputs->TexCoord[i].start = (GLfloat *)tmp->Ptr;
+ inputs->TexCoord[i].stride = tmp->StrideB;
+ inputs->TexCoord[i].size = tmp->Size;
+ inputs->TexCoord[i].flags &= ~(VEC_BAD_STRIDE|VEC_NOT_WRITEABLE);
+ if (stride != 4*sizeof(GLfloat))
+ inputs->TexCoord[i].flags |= VEC_BAD_STRIDE;
+ if (!is_writeable)
+ inputs->TexCoord[i].flags |= VEC_NOT_WRITEABLE;
+}
+
+
+static void _tnl_import_edgeflag( GLcontext *ctx,
+ GLboolean writeable,
+ GLboolean stride )
+{
+ struct vertex_arrays *inputs = &TNL_CONTEXT(ctx)->array_inputs;
+ struct gl_client_array *tmp;
+ GLboolean is_writeable = 0;
+
+ tmp = _ac_import_edgeflag(ctx, GL_UNSIGNED_BYTE,
+ stride ? sizeof(GLubyte) : 0,
+ 0,
+ &is_writeable);
+
+ inputs->EdgeFlag.data = tmp->Ptr;
+ inputs->EdgeFlag.start = (GLubyte *)tmp->Ptr;
+ inputs->EdgeFlag.stride = tmp->StrideB;
+ inputs->EdgeFlag.flags &= ~(VEC_BAD_STRIDE|VEC_NOT_WRITEABLE);
+ if (stride != sizeof(GLubyte))
+ inputs->EdgeFlag.flags |= VEC_BAD_STRIDE;
+ if (!is_writeable)
+ inputs->EdgeFlag.flags |= VEC_NOT_WRITEABLE;
+}
+
+
+
+/* Callback for VB stages that need to improve the quality of arrays
+ * bound to the VB. This is only necessary for client arrays which
+ * have not been transformed at any point in the pipeline.
+ */
+static void _tnl_upgrade_client_data( GLcontext *ctx,
+ GLuint required,
+ GLuint flags )
+{
+ GLuint i;
+ struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
+ struct vertex_arrays *inputs = &TNL_CONTEXT(ctx)->array_inputs;
+ GLboolean writeable = (flags & VEC_NOT_WRITEABLE) != 0;
+ GLboolean stride = (flags & VEC_BAD_STRIDE) != 0;
+
+ if ((required & VERT_CLIP) && VB->ClipPtr == VB->ObjPtr)
+ required |= VERT_OBJ;
+
+ if ((required & VERT_OBJ) && (VB->ObjPtr->flags & flags)) {
+ ASSERT(VB->ObjPtr == &inputs->Obj);
+ _tnl_import_vertex( ctx, writeable, stride );
+ }
+
+ if ((required & VERT_NORM) && (VB->NormalPtr->flags & flags)) {
+ ASSERT(VB->NormalPtr == &inputs->Normal);
+ _tnl_import_normal( ctx, writeable, stride );
+ }
+
+ if ((required & VERT_RGBA) && (VB->ColorPtr[0]->flags & flags)) {
+ ASSERT(VB->ColorPtr[0] == &inputs->Color);
+ _tnl_import_color( ctx, writeable, stride );
+ }
+
+ if ((required & VERT_SPEC_RGB) && (VB->SecondaryColorPtr[0]->flags&flags)) {
+ ASSERT(VB->SecondaryColorPtr[0] == &inputs->SecondaryColor);
+ _tnl_import_secondarycolor( ctx, writeable, stride );
+ }
+
+ if ((required & VERT_FOG_COORD) && (VB->FogCoordPtr->flags & flags)) {
+ ASSERT(VB->FogCoordPtr == &inputs->FogCoord);
+ _tnl_import_fogcoord( ctx, writeable, stride );
+ }
+
+ if ((required & VERT_INDEX) && (VB->IndexPtr[0]->flags & flags)) {
+ ASSERT(VB->IndexPtr[0] == &inputs->Index);
+ _tnl_import_index( ctx, writeable, stride );
+ }
+
+ if (required & VERT_TEX_ANY)
+ for (i = 0 ; i < ctx->Const.MaxTextureUnits ; i++)
+ if ((required & VERT_TEX(i)) && (VB->TexCoordPtr[i]->flags & flags)) {
+ ASSERT(VB->TexCoordPtr[i] == &inputs->TexCoord[i]);
+ _tnl_import_texcoord( ctx, i, writeable, stride );
+ }
+
+ if ((required & VERT_EDGE) && (VB->EdgeFlagPtr->flags & flags)) {
+ ASSERT(VB->EdgeFlagPtr == &inputs->EdgeFlag);
+ _tnl_import_edgeflag( ctx, writeable, stride );
+ }
+
+ VB->importable_data &= ~required;
+}
+
+
+
+
+
+void _tnl_vb_bind_arrays( GLcontext *ctx, GLint start, GLsizei count )
+{
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
+ struct vertex_buffer *VB = &tnl->vb;
+ GLuint inputs = tnl->pipeline.inputs;
+ GLuint imports;
+ struct vertex_arrays *tmp = &tnl->array_inputs;
+
+ if (ctx->Array.LockCount) {
+ ASSERT(start == ctx->Array.LockFirst);
+ ASSERT(count == ctx->Array.LockCount);
+ }
+
+ imports = tnl->pipeline.inputs;
+
+ _ac_import_range( ctx, start, count );
+
+ VB->Count = count - start;
+ VB->FirstClipped = VB->Count;
+
+ VB->Elts = 0;
+ VB->MaterialMask = 0;
+ VB->Material = 0;
+ VB->Flag = 0;
+
+/* _tnl_print_vert_flags("_tnl_print_vert_flags: inputs", inputs); */
+/* _tnl_print_vert_flags("_tnl_print_vert_flags: imports", imports); */
+/* _tnl_print_vert_flags("_tnl_print_vert_flags: _Enabled", ctx->Array._Enabled); */
+
+ if (inputs & VERT_OBJ) {
+ if (imports & VERT_OBJ) {
+ _tnl_import_vertex( ctx, 0, 0 );
+ tmp->Obj.count = VB->Count;
+ }
+ VB->ObjPtr = &tmp->Obj;
+ }
+
+ if (inputs & VERT_NORM) {
+ if (imports & VERT_NORM) {
+ _tnl_import_normal( ctx, 0, 0 );
+ tmp->Normal.count = VB->Count;
+ }
+ VB->NormalPtr = &tmp->Normal;
+ }
+
+ if (inputs & VERT_RGBA) {
+ if (imports & VERT_RGBA) {
+ _tnl_import_color( ctx, 0, 0 );
+ tmp->Color.count = VB->Count;
+ }
+ VB->ColorPtr[0] = &tmp->Color;
+ VB->ColorPtr[1] = 0;
+ }
+
+ if (inputs & VERT_INDEX) {
+ if (imports & VERT_INDEX) {
+ _tnl_import_index( ctx, 0, 0 );
+ tmp->Index.count = VB->Count;
+ }
+ VB->IndexPtr[0] = &tmp->Index;
+ VB->IndexPtr[1] = 0;
+ }
+
+
+ if (inputs & VERT_FOG_COORD) {
+ if (imports & VERT_FOG_COORD) {
+ _tnl_import_fogcoord( ctx, 0, 0 );
+ tmp->FogCoord.count = VB->Count;
+ }
+ VB->FogCoordPtr = &tmp->FogCoord;
+ }
+
+ if (inputs & VERT_EDGE) {
+ if (imports & VERT_EDGE) {
+ _tnl_import_edgeflag( ctx, 0, 0 );
+ tmp->EdgeFlag.count = VB->Count;
+ }
+ VB->EdgeFlagPtr = &tmp->EdgeFlag;
+ }
+
+ if (inputs & VERT_SPEC_RGB) {
+ if (imports & VERT_SPEC_RGB) {
+ _tnl_import_secondarycolor( ctx, 0, 0 );
+ tmp->SecondaryColor.count = VB->Count;
+ }
+ VB->SecondaryColorPtr[0] = &tmp->SecondaryColor;
+ VB->SecondaryColorPtr[1] = 0;
+ }
+
+ if (inputs & VERT_TEX_ANY) {
+ GLuint i;
+ for (i = 0; i < ctx->Const.MaxTextureUnits ; i++)
+ if (inputs & VERT_TEX(i)) {
+ if (imports & VERT_TEX(i)) {
+ _tnl_import_texcoord( ctx, i, 0, 0 );
+ tmp->TexCoord[i].count = VB->Count;
+ }
+ VB->TexCoordPtr[i] = &tmp->TexCoord[i];
+ }
+ }
+
+ VB->Primitive = tnl->tmp_primitive;
+ VB->PrimitiveLength = tnl->tmp_primitive_length;
+ VB->import_data = _tnl_upgrade_client_data;
+ VB->importable_data = imports;
+}
+
+
+
+
+/* Function to fill an immediate struct with the effects of
+ * consecutive calls to ArrayElement with consecutive indices.
+ */
+void _tnl_fill_immediate_drawarrays( GLcontext *ctx, struct immediate *IM,
+ GLuint start, GLuint count )
+{
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
+ GLuint required = ctx->Array._Enabled;
+ GLuint n = count - start;
+ GLuint i;
+
+ if (!ctx->CompileFlag)
+ required &= tnl->pipeline.inputs;
+
+ if (MESA_VERBOSE&VERBOSE_IMMEDIATE)
+ fprintf(stderr, "exec_full_array_elements %d .. %d\n", start, count);
+
+ _math_trans_4f( IM->Obj + IM->Start,
+ ctx->Array.Vertex.Ptr,
+ ctx->Array.Vertex.StrideB,
+ ctx->Array.Vertex.Type,
+ ctx->Array.Vertex.Size,
+ start, n );
+
+ if (ctx->Array.Vertex.Size == 4)
+ required |= VERT_OBJ_234;
+ else if (ctx->Array.Vertex.Size == 3)
+ required |= VERT_OBJ_23;
+
+
+ if (required & VERT_NORM) {
+ _math_trans_3f( IM->Normal + IM->Start,
+ ctx->Array.Normal.Ptr,
+ ctx->Array.Normal.StrideB,
+ ctx->Array.Normal.Type,
+ start, n );
+ }
+
+ if (required & VERT_EDGE) {
+ _math_trans_1ub( IM->EdgeFlag + IM->Start,
+ ctx->Array.EdgeFlag.Ptr,
+ ctx->Array.EdgeFlag.StrideB,
+ ctx->Array.EdgeFlag.Type,
+ start, n );
+ }
+
+ if (required & VERT_RGBA) {
+ _math_trans_4ub( IM->Color + IM->Start,
+ ctx->Array.Color.Ptr,
+ ctx->Array.Color.StrideB,
+ ctx->Array.Color.Type,
+ ctx->Array.Color.Size,
+ start, n );
+ }
+
+ if (required & VERT_SPEC_RGB) {
+ _math_trans_4ub( IM->SecondaryColor + IM->Start,
+ ctx->Array.SecondaryColor.Ptr,
+ ctx->Array.SecondaryColor.StrideB,
+ ctx->Array.SecondaryColor.Type,
+ ctx->Array.SecondaryColor.Size,
+ start, n );
+ }
+
+ if (required & VERT_FOG_COORD) {
+ _math_trans_1f( IM->FogCoord + IM->Start,
+ ctx->Array.FogCoord.Ptr,
+ ctx->Array.FogCoord.StrideB,
+ ctx->Array.FogCoord.Type,
+ start, n );
+ }
+
+ if (required & VERT_INDEX) {
+ _math_trans_1ui( IM->Index + IM->Start,
+ ctx->Array.Index.Ptr,
+ ctx->Array.Index.StrideB,
+ ctx->Array.Index.Type,
+ start, n );
+ }
+
+ if (required & VERT_TEX_ANY) {
+ for (i = 0 ; i < ctx->Const.MaxTextureUnits ; i++) {
+ if (required & VERT_TEX(i)) {
+ _math_trans_4f( IM->TexCoord[i] + IM->Start,
+ ctx->Array.TexCoord[i].Ptr,
+ ctx->Array.TexCoord[i].StrideB,
+ ctx->Array.TexCoord[i].Size,
+ ctx->Array.TexCoord[i].Type,
+ start, n );
+
+ if (ctx->Array.TexCoord[i].Size == 4)
+ IM->TexSize |= TEX_SIZE_4(i);
+ else if (ctx->Array.TexCoord[i].Size == 3)
+ IM->TexSize |= TEX_SIZE_3(i);
+ }
+ }
+ }
+
+ IM->Count = IM->Start + n;
+ IM->Flag[IM->Start] |= required;
+ for (i = IM->Start+1 ; i < IM->Count ; i++)
+ IM->Flag[i] = required;
+}
+
+
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