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Diffstat (limited to 'src/mesa/tnl/t_imm_exec.c')
-rw-r--r--src/mesa/tnl/t_imm_exec.c122
1 files changed, 66 insertions, 56 deletions
diff --git a/src/mesa/tnl/t_imm_exec.c b/src/mesa/tnl/t_imm_exec.c
index 8df863875a..056df78d0a 100644
--- a/src/mesa/tnl/t_imm_exec.c
+++ b/src/mesa/tnl/t_imm_exec.c
@@ -1,4 +1,4 @@
-/* $Id: t_imm_exec.c,v 1.34 2002/01/06 03:54:12 brianp Exp $ */
+/* $Id: t_imm_exec.c,v 1.35 2002/01/22 14:35:16 brianp Exp $ */
/*
* Mesa 3-D graphics library
@@ -22,11 +22,13 @@
* 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>
*/
+/**
+ * \file vpexec.c
+ * \brief Setup to execute immediate-mode vertex data.
+ * \author Keith Whitwell
+ */
#include "glheader.h"
#include "colormac.h"
@@ -118,7 +120,7 @@ void _tnl_reset_compile_input( GLcontext *ctx,
}
-/*
+/**
* Copy the last specified normal, color, texcoord, edge flag, etc
* from the immediate struct into the ctx->Current attribute group.
*/
@@ -128,20 +130,20 @@ void _tnl_copy_to_current( GLcontext *ctx, struct immediate *IM,
if (MESA_VERBOSE&VERBOSE_IMMEDIATE)
_tnl_print_vert_flags("copy to current", flag);
- /* XXX should be able t replace these conditions with a loop over
+ /* XXX should be able to replace these conditions with a loop over
* the 16 vertex attributes.
*/
- if (flag & VERT_NORMAL_BIT)
+ if (flag & VERT_BIT_NORMAL)
COPY_4FV( ctx->Current.Attrib[VERT_ATTRIB_NORMAL],
IM->Attrib[VERT_ATTRIB_NORMAL][count]);
- if (flag & VERT_INDEX_BIT)
+ if (flag & VERT_BIT_INDEX)
ctx->Current.Index = IM->Index[count];
- if (flag & VERT_EDGEFLAG_BIT)
+ if (flag & VERT_BIT_EDGEFLAG)
ctx->Current.EdgeFlag = IM->EdgeFlag[count];
- if (flag & VERT_COLOR0_BIT) {
+ if (flag & VERT_BIT_COLOR0) {
COPY_4FV(ctx->Current.Attrib[VERT_ATTRIB_COLOR0],
IM->Attrib[VERT_ATTRIB_COLOR0][count]);
if (ctx->Light.ColorMaterialEnabled) {
@@ -151,24 +153,24 @@ void _tnl_copy_to_current( GLcontext *ctx, struct immediate *IM,
}
}
- if (flag & VERT_COLOR1_BIT)
+ if (flag & VERT_BIT_COLOR1)
COPY_4FV(ctx->Current.Attrib[VERT_ATTRIB_COLOR1],
IM->Attrib[VERT_ATTRIB_COLOR1][count]);
- if (flag & VERT_FOG_BIT)
+ if (flag & VERT_BIT_FOG)
ctx->Current.Attrib[VERT_ATTRIB_FOG][0] = IM->Attrib[VERT_ATTRIB_FOG][count][0];
- if (flag & VERT_TEX_ANY) {
+ if (flag & VERT_BITS_TEX_ANY) {
GLuint i;
for (i = 0 ; i < ctx->Const.MaxTextureUnits ; i++) {
- if (flag & VERT_TEX(i)) {
+ if (flag & VERT_BIT_TEX(i)) {
COPY_4FV( ctx->Current.Attrib[VERT_ATTRIB_TEX0 + i],
IM->Attrib[VERT_ATTRIB_TEX0 + i][count]);
}
}
}
- if (flag & VERT_MATERIAL) {
+ if (flag & VERT_BIT_MATERIAL) {
_mesa_update_material( ctx,
IM->Material[IM->LastMaterial],
IM->MaterialOrMask );
@@ -202,12 +204,12 @@ void _tnl_compute_orflag( struct immediate *IM, GLuint start )
* eg. a single glMaterial call, in which case IM->Start ==
* IM->Count, but the buffer is definitely not empty.
*/
- if (IM->Flag[i] & VERT_DATA) {
+ if (IM->Flag[i] & VERT_BITS_DATA) {
IM->LastData++;
orflag |= IM->Flag[i];
}
- IM->Flag[IM->LastData+1] |= VERT_END_VB;
+ IM->Flag[IM->LastData+1] |= VERT_BIT_END_VB;
IM->CopyAndFlag = IM->AndFlag = andflag;
IM->OrFlag = orflag;
IM->CopyOrFlag = orflag;
@@ -215,7 +217,7 @@ void _tnl_compute_orflag( struct immediate *IM, GLuint start )
}
-/*
+/**
* This is where the vertex data is transfered from the 'struct immediate
* into the 'struct vertex_buffer'.
*
@@ -241,7 +243,7 @@ static void _tnl_vb_bind_immediate( GLcontext *ctx, struct immediate *IM )
*/
VB->Count = count;
VB->FirstClipped = IMM_MAXDATA - IM->CopyStart;
- VB->import_data = 0;
+ VB->import_data = NULL;
VB->importable_data = 0;
/* Need an IM->FirstPrimitive?
@@ -254,18 +256,18 @@ static void _tnl_vb_bind_immediate( GLcontext *ctx, struct immediate *IM )
/* TexCoordPtr's are zeroed in loop below.
*/
- VB->NormalPtr = 0;
- VB->NormalLengthPtr = 0;
- VB->EdgeFlag = 0;
- VB->IndexPtr[0] = 0;
- VB->IndexPtr[1] = 0;
- VB->ColorPtr[0] = 0;
- VB->ColorPtr[1] = 0;
- VB->SecondaryColorPtr[0] = 0;
- VB->SecondaryColorPtr[1] = 0;
- VB->Elts = 0;
- VB->MaterialMask = 0;
- VB->Material = 0;
+ VB->NormalPtr = NULL;
+ VB->NormalLengthPtr = NULL;
+ VB->EdgeFlag = NULL;
+ VB->IndexPtr[0] = NULL;
+ VB->IndexPtr[1] = NULL;
+ VB->ColorPtr[0] = NULL;
+ VB->ColorPtr[1] = NULL;
+ VB->SecondaryColorPtr[0] = NULL;
+ VB->SecondaryColorPtr[1] = NULL;
+ VB->Elts = NULL;
+ VB->MaterialMask = NULL;
+ VB->Material = NULL;
/* _tnl_print_vert_flags("copy-orflag", IM->CopyOrFlag); */
/* _tnl_print_vert_flags("orflag", IM->OrFlag); */
@@ -273,20 +275,20 @@ static void _tnl_vb_bind_immediate( GLcontext *ctx, struct immediate *IM )
/* Setup the initial values of array pointers in the vb.
*/
- if (inputs & VERT_OBJ_BIT) {
+ if (inputs & VERT_BIT_POS) {
tmp->Obj.data = IM->Attrib[VERT_ATTRIB_POS] + start;
tmp->Obj.start = (GLfloat *)(IM->Attrib[VERT_ATTRIB_POS] + start);
tmp->Obj.count = count;
VB->ObjPtr = &tmp->Obj;
- if ((IM->CopyOrFlag & VERT_OBJ_234) == VERT_OBJ_234)
+ if ((IM->CopyOrFlag & VERT_BITS_OBJ_234) == VERT_BITS_OBJ_234)
tmp->Obj.size = 4;
- else if ((IM->CopyOrFlag & VERT_OBJ_234) == VERT_OBJ_23)
+ else if ((IM->CopyOrFlag & VERT_BITS_OBJ_234) == VERT_BITS_OBJ_23)
tmp->Obj.size = 3;
else
tmp->Obj.size = 2;
}
- if (inputs & VERT_NORMAL_BIT) {
+ if (inputs & VERT_BIT_NORMAL) {
tmp->Normal.data = IM->Attrib[VERT_ATTRIB_NORMAL] + start;
tmp->Normal.start = (GLfloat *) (IM->Attrib[VERT_ATTRIB_NORMAL] + start);
tmp->Normal.count = count;
@@ -295,31 +297,31 @@ static void _tnl_vb_bind_immediate( GLcontext *ctx, struct immediate *IM )
VB->NormalLengthPtr = IM->NormalLengthPtr + start;
}
- if (inputs & VERT_INDEX_BIT) {
+ if (inputs & VERT_BIT_INDEX) {
tmp->Index.count = count;
tmp->Index.data = IM->Index + start;
tmp->Index.start = IM->Index + start;
VB->IndexPtr[0] = &tmp->Index;
}
- if (inputs & VERT_FOG_BIT) {
+ if (inputs & VERT_BIT_FOG) {
tmp->FogCoord.data = IM->Attrib[VERT_ATTRIB_FOG] + start;
tmp->FogCoord.start = (GLfloat *) (IM->Attrib[VERT_ATTRIB_FOG] + start);
tmp->FogCoord.count = count;
VB->FogCoordPtr = &tmp->FogCoord;
}
- if (inputs & VERT_COLOR1_BIT) {
+ if (inputs & VERT_BIT_COLOR1) {
tmp->SecondaryColor.Ptr = IM->Attrib[VERT_ATTRIB_COLOR1] + start;
VB->SecondaryColorPtr[0] = &tmp->SecondaryColor;
}
- if (inputs & VERT_EDGEFLAG_BIT) {
+ if (inputs & VERT_BIT_EDGEFLAG) {
VB->EdgeFlag = IM->EdgeFlag + start;
}
- if (inputs & VERT_COLOR0_BIT) {
- if (IM->CopyOrFlag & VERT_COLOR0_BIT) {
+ if (inputs & VERT_BIT_COLOR0) {
+ if (IM->CopyOrFlag & VERT_BIT_COLOR0) {
tmp->Color.Ptr = IM->Attrib[VERT_ATTRIB_COLOR0] + start;
tmp->Color.StrideB = 4 * sizeof(GLfloat);
tmp->Color.Flags = 0;
@@ -329,17 +331,17 @@ static void _tnl_vb_bind_immediate( GLcontext *ctx, struct immediate *IM )
tmp->Color.StrideB = 0;
tmp->Color.Flags = CA_CLIENT_DATA; /* hack */
VB->import_source = IM;
- VB->importable_data |= VERT_COLOR0_BIT;
+ VB->importable_data |= VERT_BIT_COLOR0;
VB->import_data = _tnl_upgrade_current_data;
}
VB->ColorPtr[0] = &tmp->Color;
}
- if (inputs & VERT_TEX_ANY) {
+ if (inputs & VERT_BITS_TEX_ANY) {
GLuint i;
for (i = 0; i < ctx->Const.MaxTextureUnits; i++) {
- VB->TexCoordPtr[i] = 0;
- if (inputs & VERT_TEX(i)) {
+ VB->TexCoordPtr[i] = NULL;
+ if (inputs & VERT_BIT_TEX(i)) {
tmp->TexCoord[i].count = count;
tmp->TexCoord[i].data = IM->Attrib[VERT_ATTRIB_TEX0 + i] + start;
tmp->TexCoord[i].start = (GLfloat *)(IM->Attrib[VERT_ATTRIB_TEX0 + i] + start);
@@ -354,7 +356,7 @@ static void _tnl_vb_bind_immediate( GLcontext *ctx, struct immediate *IM )
}
}
- if ((inputs & VERT_MATERIAL) && IM->Material) {
+ if ((inputs & VERT_BIT_MATERIAL) && IM->Material) {
VB->MaterialMask = IM->MaterialMask + start;
VB->Material = IM->Material + start;
}
@@ -375,7 +377,8 @@ static void _tnl_vb_bind_immediate( GLcontext *ctx, struct immediate *IM )
-/* Called by exec_vert_cassette, execute_compiled_cassette, but not
+/**
+ * Called by exec_vert_cassette, execute_compiled_cassette, but not
* exec_elt_cassette.
*/
void _tnl_run_cassette( GLcontext *ctx, struct immediate *IM )
@@ -384,7 +387,7 @@ void _tnl_run_cassette( GLcontext *ctx, struct immediate *IM )
_tnl_vb_bind_immediate( ctx, IM );
- if (IM->OrFlag & VERT_EVAL_ANY)
+ if (IM->OrFlag & VERT_BITS_EVAL_ANY)
_tnl_eval_immediate( ctx, IM );
/* Invalidate all stored data before and after run:
@@ -397,7 +400,8 @@ void _tnl_run_cassette( GLcontext *ctx, struct immediate *IM )
}
-/* Called for regular vertex cassettes.
+/**
+ * Called for regular vertex cassettes.
*/
static void exec_vert_cassette( GLcontext *ctx, struct immediate *IM )
{
@@ -420,7 +424,7 @@ static void exec_vert_cassette( GLcontext *ctx, struct immediate *IM )
}
-/* Called for pure, locked VERT_ELT cassettes instead of
+/* Called for pure, locked VERT_BIT_ELT cassettes instead of
* _tnl_run_cassette.
*/
static void exec_elt_cassette( GLcontext *ctx, struct immediate *IM )
@@ -463,7 +467,8 @@ exec_empty_cassette( GLcontext *ctx, struct immediate *IM )
-/* Called for all cassettes when not compiling or playing a display
+/**
+ * Called for all cassettes when not compiling or playing a display
* list.
*/
void _tnl_execute_cassette( GLcontext *ctx, struct immediate *IM )
@@ -480,7 +485,7 @@ void _tnl_execute_cassette( GLcontext *ctx, struct immediate *IM )
if (IM->CopyStart == IM->Count) {
exec_empty_cassette( ctx, IM );
}
- else if ((IM->CopyOrFlag & VERT_DATA) == VERT_ELT &&
+ else if ((IM->CopyOrFlag & VERT_BITS_DATA) == VERT_BIT_ELT &&
ctx->Array.LockCount &&
ctx->Array.Vertex.Enabled) {
exec_elt_cassette( ctx, IM );
@@ -514,7 +519,8 @@ void _tnl_execute_cassette( GLcontext *ctx, struct immediate *IM )
-/* Setup vector pointers that will be used to bind immediates to VB's.
+/**
+ * Setup vector pointers that will be used to bind immediates to VB's.
*/
void _tnl_imm_init( GLcontext *ctx )
{
@@ -540,14 +546,14 @@ void _tnl_imm_init( GLcontext *ctx )
_mesa_vector4f_init( &tmp->Obj, 0, 0 );
_mesa_vector4f_init( &tmp->Normal, 0, 0 );
- tmp->Color.Ptr = 0;
+ tmp->Color.Ptr = NULL;
tmp->Color.Type = GL_FLOAT;
tmp->Color.Size = 4;
tmp->Color.Stride = 0;
tmp->Color.StrideB = 4 * sizeof(GLfloat);
tmp->Color.Flags = 0;
- tmp->SecondaryColor.Ptr = 0;
+ tmp->SecondaryColor.Ptr = NULL;
tmp->SecondaryColor.Type = GL_FLOAT;
tmp->SecondaryColor.Size = 4;
tmp->SecondaryColor.Stride = 0;
@@ -570,6 +576,10 @@ void _tnl_imm_init( GLcontext *ctx )
}
+/**
+ * Deallocate the immediate-mode buffer for the given context, if
+ * its reference count goes to zero.
+ */
void _tnl_imm_destroy( GLcontext *ctx )
{
if (TNL_CURRENT_IM(ctx)) {
@@ -583,6 +593,6 @@ void _tnl_imm_destroy( GLcontext *ctx )
* So we just set the context's own tnl immediate pointer
* to 0.
*/
- ctx->swtnl_im = 0;
+ ctx->swtnl_im = NULL;
}
}
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