OpenHarmony/third_party_mesa3d
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Major rework of tnl module

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New array_cache module
Support 8 texture units in core mesa (now support 8 everywhere)
Rework core mesa statechange operations to avoid flushing on many
noop statechanges.
This commit is contained in:
Keith Whitwell
2000-12-26 05:09:27 +00:00
parent d1ff1f6798
commit cab974cf6c
126 changed files with 19488 additions and 6511 deletions
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70
src/mesa/main/state.c
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@@ -1,4 +1,4 @@
/* $Id: state.c,v 1.52 2000/12/16 00:19:12 brianp Exp $ */
/* $Id: state.c,v 1.53 2000/12/26 05:09:29 keithw Exp $ */
/*
* Mesa 3-D graphics library
@@ -26,8 +26,7 @@
/*
* This file initializes the immediate-mode dispatch table (which may
* be state-dependant) and manages internal Mesa state update.
* This file manages internal Mesa state update.
*/
@@ -80,13 +79,11 @@
#include "varray.h"
#include "winpos.h"
#include "swrast/swrast.h"
#include "math/m_matrix.h"
#include "math/m_xform.h"
#endif
static int
generic_noop(void)
{
@@ -112,6 +109,7 @@ _mesa_init_no_op_table(struct _glapi_table *table, GLuint tableSize)
}
/*
* Initialize the given dispatch table with pointers to Mesa's
* immediate-mode commands.
@@ -501,27 +499,10 @@ _mesa_init_exec_table(struct _glapi_table *exec, GLuint tableSize)
static void
update_polygon( GLcontext *ctx )
{
ctx->_TriangleCaps &= ~DD_TRI_CULL_FRONT_BACK;
ctx->_TriangleCaps &= ~(DD_TRI_CULL_FRONT_BACK | DD_TRI_OFFSET);
/* Setup CullBits bitmask */
if (ctx->Polygon.CullFlag) {
switch(ctx->Polygon.CullFaceMode) {
case GL_BACK:
ctx->Polygon._CullBits = 1;
break;
case GL_FRONT:
ctx->Polygon._CullBits = 2;
break;
default:
case GL_FRONT_AND_BACK:
ctx->Polygon._CullBits = 0;
ctx->_TriangleCaps |= DD_TRI_CULL_FRONT_BACK;
break;
}
}
else {
ctx->Polygon._CullBits = 3;
}
/* if (ctx->Polygon.CullFlag && ctx->Polygon.CullFaceMode == GL_FRONT_AND_BACK) */
/* ctx->_TriangleCaps |= DD_TRI_CULL_FRONT_BACK; */
/* Any Polygon offsets enabled? */
ctx->Polygon._OffsetAny = GL_FALSE;
@@ -587,8 +568,8 @@ update_tnl_spaces( GLcontext *ctx, GLuint oldneedeyecoords )
else {
GLuint new_state = ctx->NewState;
/* Recalculate that same state if and only if it has been
* invalidated by other statechanges.
/* Recalculate that same state only if it has been invalidated
* by other statechanges.
*/
if (new_state & _NEW_MODELVIEW)
update_modelview_scale(ctx);
@@ -652,7 +633,6 @@ update_projection( GLcontext *ctx )
}
/*
* Return a bitmask of IMAGE_*_BIT flags which to indicate which
* pixel transfer operations are enabled.
@@ -725,13 +705,17 @@ update_image_transfer_state(GLcontext *ctx)
* rendering any primitive. Basically, function pointers and miscellaneous
* flags are updated to reflect the current state of the state machine.
*
* Special care is taken with the derived value _NeedEyeCoords. These
* The above constraint is now maintained largely by the two Exec
* dispatch tables, which trigger the appropriate flush on transition
* between State and Geometry modes.
*
* Special care is taken with the derived value _NeedEyeCoords. This
* is a bitflag which is updated with information from a number of
* attribute groups (MODELVIEW, LIGHT, TEXTURE). A lot of derived
* state references this value, and must be treated with care to
* ensure that updates are done correctly. All state dependent on
* _NeedEyeCoords is calculated from within _mesa_update_tnl_spaces(),
* and from nowhere else.
* and from nowhere else.
*/
void gl_update_state( GLcontext *ctx )
{
@@ -755,7 +739,7 @@ void gl_update_state( GLcontext *ctx )
/* References ColorMatrix.type (derived above).
*/
if (new_state & (_NEW_PIXEL|_NEW_COLOR_MATRIX))
if (new_state & _IMAGE_NEW_TRANSFER_STATE)
update_image_transfer_state(ctx);
/* Contributes to NeedEyeCoords, NeedNormals.
@@ -784,27 +768,20 @@ void gl_update_state( GLcontext *ctx )
ctx->_NeedEyeCoords |= NEED_EYE_LIGHT_MODELVIEW;
}
/* point attenuation requires eye coords */
if (new_state & _NEW_POINT) {
if (ctx->Point._Attenuated) {
ctx->_NeedEyeCoords |= NEED_EYE_POINT_ATTEN;
}
}
/* ctx->_NeedEyeCoords and ctx->_NeedEyeNormals are now uptodate.
/* ctx->_NeedEyeCoords is now uptodate.
*
* If the truth value of either has changed, update for the new
* lighting space and recompute the positions of lights and the
* If the truth value of this variable has changed, update for the
* new lighting space and recompute the positions of lights and the
* normal transform.
*
* If the lighting space hasn't changed, may still need to recompute
* light positions & normal transforms for other reasons.
* light positions & normal transforms for other reasons.
*/
if (new_state & (_NEW_MODELVIEW |
_NEW_PROJECTION |
_TNL_NEW_NORMAL_TRANSFORM |
_NEW_LIGHT |
_TNL_NEW_NEED_EYE_COORDS))
_MESA_NEW_NEED_EYE_COORDS))
update_tnl_spaces( ctx, oldneedeyecoords );
/*
@@ -812,7 +789,12 @@ void gl_update_state( GLcontext *ctx )
* to it's specific, private functions, and performs any
* internal state management necessary, including invalidating
* state of active modules.
*
* Set ctx->NewState to zero to avoid recursion if
* Driver.UpdateState() has to call FLUSH_VERTICES(). (fixed?)
*/
ctx->Driver.UpdateState(ctx);
ctx->NewState = 0;
ctx->Driver.UpdateState(ctx, new_state);
ctx->Array.NewState = 0;
}