static void
emit_texblend(struct i830_context *i830, GLuint unit, GLuint blendUnit,
bool last_stage)
{
struct gl_texture_unit *texUnit = &i830->intel.ctx.Texture.Unit[unit];
GLuint tmp[I830_TEXBLEND_SIZE], tmp_sz;
if (0)
fprintf(stderr, "%s unit %d\n", __func__, unit);
/* Update i830->state.TexBlend
*/
tmp_sz = i830SetTexEnvCombine(i830, texUnit->_CurrentCombine, blendUnit,
GetTexelOp(unit), tmp, texUnit->EnvColor);
if (last_stage)
tmp[0] |= TEXOP_LAST_STAGE;
if (tmp_sz != i830->state.TexBlendWordsUsed[blendUnit] ||
memcmp(tmp, i830->state.TexBlend[blendUnit],
tmp_sz * sizeof(GLuint))) {
I830_STATECHANGE(i830, I830_UPLOAD_TEXBLEND(blendUnit));
memcpy(i830->state.TexBlend[blendUnit], tmp, tmp_sz * sizeof(GLuint));
i830->state.TexBlendWordsUsed[blendUnit] = tmp_sz;
}
I830_ACTIVESTATE(i830, I830_UPLOAD_TEXBLEND(blendUnit), true);
}
static void emit_passthrough( i830ContextPtr i830 )
{
GLuint tmp[I830_TEXBLEND_SIZE], tmp_sz;
GLuint unit = 0;
tmp_sz = pass_through( tmp, unit );
tmp[0] |= TEXOP_LAST_STAGE;
if (tmp_sz != i830->state.TexBlendWordsUsed[unit] ||
memcmp( tmp, i830->state.TexBlend[unit], tmp_sz * sizeof(GLuint))) {
I830_STATECHANGE( i830, I830_UPLOAD_TEXBLEND(unit) );
memcpy( i830->state.TexBlend[unit], tmp, tmp_sz * sizeof(GLuint));
i830->state.TexBlendWordsUsed[unit] = tmp_sz;
}
I830_ACTIVESTATE(i830, I830_UPLOAD_TEXBLEND(unit), GL_TRUE);
}
void
i830InitState(struct i830_context *i830)
{
struct gl_context *ctx = &i830->intel.ctx;
i830_init_packets(i830);
_mesa_init_driver_state(ctx);
i830->state.emitted = 0;
i830->state.active = (I830_UPLOAD_INVARIENT |
I830_UPLOAD_RASTER_RULES |
I830_UPLOAD_TEXBLEND(0) |
I830_UPLOAD_STIPPLE |
I830_UPLOAD_CTX | I830_UPLOAD_BUFFERS);
}
void i830InitState( i830ContextPtr i830 )
{
GLcontext *ctx = &i830->intel.ctx;
i830_init_packets( i830 );
intelInitState( ctx );
memcpy( &i830->initial, &i830->state, sizeof(i830->state) );
i830->current = &i830->state;
i830->state.emitted = 0;
i830->state.active = (I830_UPLOAD_TEXBLEND(0) |
I830_UPLOAD_STIPPLE |
I830_UPLOAD_CTX |
I830_UPLOAD_BUFFERS);
}
void
i830InitState(struct i830_context *i830)
{
GLcontext *ctx = &i830->intel.ctx;
i830_init_packets(i830);
_mesa_init_driver_state(ctx);
memcpy(&i830->initial, &i830->state, sizeof(i830->state));
i830->current = &i830->state;
i830->state.emitted = 0;
i830->state.active = (I830_UPLOAD_INVARIENT |
I830_UPLOAD_TEXBLEND(0) |
I830_UPLOAD_STIPPLE |
I830_UPLOAD_CTX | I830_UPLOAD_BUFFERS);
}
