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path: root/src/mesa/drivers/dri/i965/brw_vs_tnl.c
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Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_vs_tnl.c')
-rw-r--r--src/mesa/drivers/dri/i965/brw_vs_tnl.c39
1 files changed, 28 insertions, 11 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vs_tnl.c b/src/mesa/drivers/dri/i965/brw_vs_tnl.c
index b69be350a9..2caa020e61 100644
--- a/src/mesa/drivers/dri/i965/brw_vs_tnl.c
+++ b/src/mesa/drivers/dri/i965/brw_vs_tnl.c
@@ -404,7 +404,7 @@ static struct ureg register_const4f( struct tnl_program *p,
values[3] = s3;
idx = _mesa_add_unnamed_constant( p->program->Base.Parameters, values, 4,
&swizzle);
- /* XXX what about swizzle? */
+ assert(swizzle == SWIZZLE_NOOP); /* Need to handle swizzle in reg setup */
return make_ureg(PROGRAM_STATE_VAR, idx);
}
@@ -524,10 +524,13 @@ static void emit_op3fn(struct tnl_program *p,
GLuint nr = p->program->Base.NumInstructions++;
if (nr >= p->nr_instructions) {
+ int new_nr_instructions = p->nr_instructions * 2;
+
p->program->Base.Instructions =
_mesa_realloc(p->program->Base.Instructions,
sizeof(struct prog_instruction) * p->nr_instructions,
- sizeof(struct prog_instruction) * (p->nr_instructions *= 2));
+ sizeof(struct prog_instruction) * new_nr_instructions);
+ p->nr_instructions = new_nr_instructions;
}
{
@@ -1000,13 +1003,19 @@ static void build_lighting( struct tnl_program *p )
STATE_POSITION);
struct ureg V = get_eye_position(p);
struct ureg dist = get_temp(p);
+ struct ureg tmpPpli = get_temp(p);
VPpli = get_temp(p);
half = get_temp(p);
+
+ /* In homogeneous object coordinates
+ */
+ emit_op1(p, OPCODE_RCP, dist, 0, swizzle1(Ppli, W));
+ emit_op2(p, OPCODE_MUL, tmpPpli, 0, Ppli, dist);
/* Calulate VPpli vector
*/
- emit_op2(p, OPCODE_SUB, VPpli, 0, Ppli, V);
+ emit_op2(p, OPCODE_SUB, VPpli, 0, tmpPpli, V);
/* Normalize VPpli. The dist value also used in
* attenuation below.
@@ -1038,6 +1047,7 @@ static void build_lighting( struct tnl_program *p )
emit_normalize_vec3(p, half, half);
release_temp(p, dist);
+ release_temp(p, tmpPpli);
}
/* Calculate dot products:
@@ -1162,6 +1172,11 @@ static void build_fog( struct tnl_program *p )
}
else {
input = swizzle1(register_input(p, VERT_ATTRIB_FOG), X);
+ if (p->state->fog_option &&
+ p->state->tnl_do_vertex_fog)
+ input = swizzle1(register_input(p, VERT_ATTRIB_FOG), X);
+ else
+ input = register_input(p, VERT_ATTRIB_FOG);
}
if (p->state->fog_option &&
@@ -1566,7 +1581,7 @@ static GLuint hash_key( struct state_key *key )
return hash;
}
-static void update_tnl_program( struct brw_context *brw )
+static void prepare_tnl_program( struct brw_context *brw )
{
GLcontext *ctx = &brw->intel.ctx;
struct state_key key;
@@ -1574,7 +1589,7 @@ static void update_tnl_program( struct brw_context *brw )
struct gl_vertex_program *old = brw->tnl_program;
/* _NEW_PROGRAM */
- if (brw->attribs.VertexProgram->_Enabled)
+ if (brw->attribs.VertexProgram->_Current)
return;
/* Grab all the relevent state and put it in a single structure:
@@ -1608,6 +1623,7 @@ static void update_tnl_program( struct brw_context *brw )
if (old != brw->tnl_program)
brw->state.dirty.brw |= BRW_NEW_TNL_PROGRAM;
+ return;
}
/* Note: See brw_draw.c - the vertex program must not rely on
@@ -1621,24 +1637,25 @@ const struct brw_tracked_state brw_tnl_vertprog = {
_NEW_FOG |
_NEW_HINT |
_NEW_POINT |
- _NEW_TEXTURE),
+ _NEW_TEXTURE |
+ _NEW_TEXTURE_MATRIX),
.brw = (BRW_NEW_FRAGMENT_PROGRAM |
BRW_NEW_INPUT_VARYING),
.cache = 0
},
- .update = update_tnl_program
+ .prepare = prepare_tnl_program
};
-static void update_active_vertprog( struct brw_context *brw )
+static void prepare_active_vertprog( struct brw_context *brw )
{
const struct gl_vertex_program *prev = brw->vertex_program;
/* NEW_PROGRAM */
- if (brw->attribs.VertexProgram->_Enabled) {
- brw->vertex_program = brw->attribs.VertexProgram->Current;
+ if (brw->attribs.VertexProgram->_Current) {
+ brw->vertex_program = brw->attribs.VertexProgram->_Current;
}
else {
/* BRW_NEW_TNL_PROGRAM */
@@ -1657,7 +1674,7 @@ const struct brw_tracked_state brw_active_vertprog = {
.brw = BRW_NEW_TNL_PROGRAM,
.cache = 0
},
- .update = update_active_vertprog
+ .prepare = prepare_active_vertprog
};