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Reduce the size of mesa's internal fragment and vertex program

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representations by switching to packed structures for registers and
instructions.
This commit is contained in:
Keith Whitwell
2005-04-21 14:46:57 +00:00
parent 88b69d7998
commit 7c26b61f93
15 changed files with 777 additions and 633 deletions
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48
src/mesa/shader/program.c
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@@ -368,6 +368,7 @@ _mesa_free_parameters(struct program_parameter_list *paramList)
_mesa_free((void *) paramList->Parameters[i].Name);
}
_mesa_free(paramList->Parameters);
_mesa_free(paramList->ParameterValues);
paramList->NumParameters = 0;
paramList->Parameters = NULL;
}
@@ -387,7 +388,13 @@ add_parameter(struct program_parameter_list *paramList,
_mesa_realloc(paramList->Parameters,
n * sizeof(struct program_parameter),
(n + 1) * sizeof(struct program_parameter));
if (!paramList->Parameters) {
paramList->ParameterValues = (GLfloat (*)[4])
_mesa_realloc(paramList->ParameterValues,
n * 4 * sizeof(GLfloat),
(n + 1) * 4 * sizeof(GLfloat));
if (!paramList->Parameters ||
!paramList->ParameterValues) {
/* out of memory */
paramList->NumParameters = 0;
return -1;
@@ -397,7 +404,7 @@ add_parameter(struct program_parameter_list *paramList,
paramList->Parameters[n].Name = _mesa_strdup(name);
paramList->Parameters[n].Type = type;
if (values)
COPY_4V(paramList->Parameters[n].Values, values);
COPY_4V(paramList->ParameterValues[n], values);
return (GLint) n;
}
}
@@ -491,7 +498,7 @@ _mesa_lookup_parameter_value(struct program_parameter_list *paramList,
/* name is null-terminated */
for (i = 0; i < paramList->NumParameters; i++) {
if (_mesa_strcmp(paramList->Parameters[i].Name, name) == 0)
return paramList->Parameters[i].Values;
return paramList->ParameterValues[i];
}
}
else {
@@ -499,7 +506,7 @@ _mesa_lookup_parameter_value(struct program_parameter_list *paramList,
for (i = 0; i < paramList->NumParameters; i++) {
if (_mesa_strncmp(paramList->Parameters[i].Name, name, nameLen) == 0
&& _mesa_strlen(paramList->Parameters[i].Name) == (size_t)nameLen)
return paramList->Parameters[i].Values;
return paramList->ParameterValues[i];
}
}
return NULL;
@@ -629,14 +636,18 @@ _mesa_fetch_state(GLcontext *ctx, const enum state_index state[],
/* Compute infinite half angle vector:
* half-vector = light_position + (0, 0, 1)
* and then normalize. w = 0
*
* light.EyePosition.w should be 0 for infinite lights.
*
* light.EyePosition.w should be 0 for infinite lights.
*/
ADD_3V(value, eye_z, ctx->Light.Light[ln].EyePosition);
NORMALIZE_3FV(value);
value[3] = 0;
ADD_3V(value, eye_z, ctx->Light.Light[ln].EyePosition);
NORMALIZE_3FV(value);
value[3] = 0;
}
return;
case STATE_POSITION_NORMALIZED:
COPY_4V(value, ctx->Light.Light[ln].EyePosition);
NORMALIZE_3FV( value );
return;
default:
_mesa_problem(ctx, "Invalid light state in fetch_state");
return;
@@ -879,6 +890,20 @@ _mesa_fetch_state(GLcontext *ctx, const enum state_index state[],
}
}
return;
case STATE_INTERNAL:
{
switch (state[1]) {
case STATE_NORMAL_SCALE:
ASSIGN_4V(value, ctx->_ModelViewInvScale, 0, 0, 1);
break;
default:
_mesa_problem(ctx, "Bad state switch in _mesa_fetch_state()");
return;
}
}
return;
default:
_mesa_problem(ctx, "Invalid state in _mesa_fetch_state");
return;
@@ -903,8 +928,9 @@ _mesa_load_state_parameters(GLcontext *ctx,
for (i = 0; i < paramList->NumParameters; i++) {
if (paramList->Parameters[i].Type == STATE) {
_mesa_fetch_state(ctx, paramList->Parameters[i].StateIndexes,
paramList->Parameters[i].Values);
_mesa_fetch_state(ctx,
paramList->Parameters[i].StateIndexes,
paramList->ParameterValues[i]);
}
}
}