void
_swsetup_Wakeup( GLcontext *ctx )
{
TNLcontext *tnl = TNL_CONTEXT(ctx);
SScontext *swsetup = SWSETUP_CONTEXT(ctx);
tnl->Driver.Render.Start = _swsetup_RenderStart;
tnl->Driver.Render.Finish = _swsetup_RenderFinish;
tnl->Driver.Render.PrimitiveNotify = _swsetup_RenderPrimitive;
tnl->Driver.Render.Interp = _tnl_interp;
tnl->Driver.Render.CopyPV = _tnl_copy_pv;
tnl->Driver.Render.ClippedPolygon = _tnl_RenderClippedPolygon; /* new */
tnl->Driver.Render.ClippedLine = _tnl_RenderClippedLine; /* new */
/* points */
/* line */
/* triangle */
/* quad */
tnl->Driver.Render.PrimTabVerts = _tnl_render_tab_verts;
tnl->Driver.Render.PrimTabElts = _tnl_render_tab_elts;
tnl->Driver.Render.ResetLineStipple = _swrast_ResetLineStipple;
tnl->Driver.Render.BuildVertices = _tnl_build_vertices;
tnl->Driver.Render.Multipass = 0;
_tnl_invalidate_vertices( ctx, ~0 );
_tnl_need_projected_coords( ctx, GL_TRUE );
_swsetup_InvalidateState( ctx, ~0 );
swsetup->verts = (SWvertex *)tnl->clipspace.vertex_buf;
RENDERINPUTS_ZERO( swsetup->last_index_bitset );
}
/**
* Prepare to render a vertex buffer.
* Called via tnl->Driver.Render.Start.
*/
static void
_swsetup_RenderStart( GLcontext *ctx )
{
SScontext *swsetup = SWSETUP_CONTEXT(ctx);
TNLcontext *tnl = TNL_CONTEXT(ctx);
struct vertex_buffer *VB = &tnl->vb;
if (swsetup->NewState & _SWSETUP_NEW_RENDERINDEX) {
_swsetup_choose_trifuncs(ctx);
}
if (swsetup->NewState & _NEW_PROGRAM) {
RENDERINPUTS_ZERO( swsetup->last_index_bitset );
}
swsetup->NewState = 0;
/* This will change if drawing unfilled tris */
_swrast_SetFacing(ctx, 0);
_swrast_render_start(ctx);
/* Important */
VB->AttribPtr[VERT_ATTRIB_POS] = VB->NdcPtr;
setup_vertex_format(ctx);
}
void radeonFallback( GLcontext *ctx, GLuint bit, GLboolean mode )
{
radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
TNLcontext *tnl = TNL_CONTEXT(ctx);
GLuint oldfallback = rmesa->Fallback;
if (mode) {
rmesa->Fallback |= bit;
if (oldfallback == 0) {
RADEON_FIREVERTICES( rmesa );
TCL_FALLBACK( ctx, RADEON_TCL_FALLBACK_RASTER, GL_TRUE );
_swsetup_Wakeup( ctx );
rmesa->swtcl.RenderIndex = ~0;
if (RADEON_DEBUG & DEBUG_FALLBACKS) {
fprintf(stderr, "Radeon begin rasterization fallback: 0x%x %s\n",
bit, getFallbackString(bit));
}
}
}
else {
rmesa->Fallback &= ~bit;
if (oldfallback == bit) {
_swrast_flush( ctx );
tnl->Driver.Render.Start = radeonRenderStart;
tnl->Driver.Render.PrimitiveNotify = radeonRenderPrimitive;
tnl->Driver.Render.Finish = radeonRenderFinish;
tnl->Driver.Render.BuildVertices = _tnl_build_vertices;
tnl->Driver.Render.CopyPV = _tnl_copy_pv;
tnl->Driver.Render.Interp = _tnl_interp;
tnl->Driver.Render.ResetLineStipple = radeonResetLineStipple;
TCL_FALLBACK( ctx, RADEON_TCL_FALLBACK_RASTER, GL_FALSE );
if (rmesa->TclFallback) {
/* These are already done if rmesa->TclFallback goes to
* zero above. But not if it doesn't (RADEON_NO_TCL for
* example?)
*/
_tnl_invalidate_vertex_state( ctx, ~0 );
_tnl_invalidate_vertices( ctx, ~0 );
RENDERINPUTS_ZERO( rmesa->tnl_index_bitset );
radeonChooseVertexState( ctx );
radeonChooseRenderState( ctx );
}
if (RADEON_DEBUG & DEBUG_FALLBACKS) {
fprintf(stderr, "Radeon end rasterization fallback: 0x%x %s\n",
bit, getFallbackString(bit));
}
}
}
}
void
_tnl_InvalidateState( GLcontext *ctx, GLuint new_state )
{
TNLcontext *tnl = TNL_CONTEXT(ctx);
const struct gl_vertex_program *vp = ctx->VertexProgram._Current;
const struct gl_fragment_program *fp = ctx->FragmentProgram._Current;
if (new_state & (_NEW_HINT | _NEW_PROGRAM)) {
ASSERT(tnl->AllowVertexFog || tnl->AllowPixelFog);
tnl->_DoVertexFog = ((tnl->AllowVertexFog && (ctx->Hint.Fog != GL_NICEST))
|| !tnl->AllowPixelFog) && !fp;
}
tnl->pipeline.new_state |= new_state;
/* Calculate tnl->render_inputs. This bitmask indicates which vertex
* attributes need to be emitted to the rasterizer.
*/
if (ctx->Visual.rgbMode) {
GLuint i;
RENDERINPUTS_ZERO( tnl->render_inputs_bitset );
RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_POS );
if (!fp || (fp->Base.InputsRead & FRAG_BIT_COL0)) {
RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_COLOR0 );
}
if (NEED_SECONDARY_COLOR(ctx))
RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_COLOR1 );
for (i = 0; i < ctx->Const.MaxTextureCoordUnits; i++) {
if (ctx->Texture._EnabledCoordUnits & (1 << i) ||
(fp && fp->Base.InputsRead & FRAG_BIT_TEX(i))) {
RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_TEX(i) );
}
}
}
else {
RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_POS );
RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_COLOR_INDEX );
}
if (ctx->Fog.Enabled) {
/* fixed-function fog */
RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_FOG );
}
else if (fp) {
if (fp->FogOption != GL_NONE || (fp->Base.InputsRead & FRAG_BIT_FOGC)) {
/* fragment program needs fog coord */
RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_FOG );
}
}
if (ctx->Polygon.FrontMode != GL_FILL ||
ctx->Polygon.BackMode != GL_FILL)
RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_EDGEFLAG );
if (ctx->RenderMode == GL_FEEDBACK)
RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_TEX0 );
if (ctx->Point._Attenuated ||
(ctx->VertexProgram._Enabled && ctx->VertexProgram.PointSizeEnabled))
RENDERINPUTS_SET( tnl->render_inputs_bitset, _TNL_ATTRIB_POINTSIZE );
/* check for varying vars which are written by the vertex program */
if (vp) {
GLuint i;
for (i = 0; i < MAX_VARYING; i++) {
if (vp->Base.OutputsWritten & BITFIELD64_BIT(VERT_RESULT_VAR0 + i)) {
RENDERINPUTS_SET(tnl->render_inputs_bitset,
_TNL_ATTRIB_GENERIC(i));
}
}
}
}
