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-rw-r--r--src/mesa/tnl/t_context.h4
-rw-r--r--src/mesa/tnl/t_vertex.c175
2 files changed, 135 insertions, 44 deletions
diff --git a/src/mesa/tnl/t_context.h b/src/mesa/tnl/t_context.h
index 47e71c38beb..41f9445f97a 100644
--- a/src/mesa/tnl/t_context.h
+++ b/src/mesa/tnl/t_context.h
@@ -536,8 +536,8 @@ typedef void (*tnl_insert_func)( const struct tnl_clipspace_attr *a,
const GLfloat *in );
typedef void (*tnl_emit_func)( GLcontext *ctx,
- GLuint start,
- GLuint end, void *dest );
+ GLuint count,
+ GLubyte *dest );
/**
diff --git a/src/mesa/tnl/t_vertex.c b/src/mesa/tnl/t_vertex.c
index 984241c6a77..30088e50a95 100644
--- a/src/mesa/tnl/t_vertex.c
+++ b/src/mesa/tnl/t_vertex.c
@@ -41,6 +41,9 @@
*/
+static void choose_emit_func( GLcontext *ctx, GLuint count, GLubyte *dest);
+
+
@@ -50,8 +53,7 @@
* NDC->Viewport mapping and store the results at 'v'.
*/
-static void
-insert_4f_viewport_4( const struct tnl_clipspace_attr *a, GLubyte *v,
+static void insert_4f_viewport_4( const struct tnl_clipspace_attr *a, GLubyte *v,
const GLfloat *in )
{
GLfloat *out = (GLfloat *)v;
@@ -833,6 +835,77 @@ static struct {
};
+static void emit_viewport3_rgba4( GLcontext *ctx,
+ GLuint count,
+ GLubyte *v )
+{
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+ const struct tnl_clipspace_attr *a = vtx->attr;
+ const GLfloat * const vp = a[0].vp;
+ GLfloat *in0 = (GLfloat *)a[0].inputptr;
+ GLfloat *in1 = (GLfloat *)a[1].inputptr;
+ GLuint in0_stride = a[0].inputstride;
+ GLuint in1_stride = a[1].inputstride;
+ GLuint i;
+
+ if (a[0].emit != insert_3f_viewport_3 ||
+ a[1].emit != insert_4ub_4f_rgba_4) {
+ choose_emit_func( ctx, count, v );
+ return;
+ }
+
+ for (i = 0 ; i < count ; i++) {
+ GLfloat *out = (GLfloat *)v;
+ out[0] = vp[0] * in0[0] + vp[12];
+ out[1] = vp[5] * in0[1] + vp[13];
+ out[2] = vp[10] * in0[2] + vp[14];
+ v += 12;
+ STRIDE_F(in0, in0_stride);
+ UNCLAMPED_FLOAT_TO_UBYTE(v[0], in1[0]);
+ UNCLAMPED_FLOAT_TO_UBYTE(v[1], in1[1]);
+ UNCLAMPED_FLOAT_TO_UBYTE(v[2], in1[2]);
+ UNCLAMPED_FLOAT_TO_UBYTE(v[3], in1[3]);
+ v += 4;
+ STRIDE_F(in1, in1_stride);
+ }
+}
+
+
+static void emit_viewport3_bgra4( GLcontext *ctx,
+ GLuint count,
+ GLubyte *v )
+{
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+ const struct tnl_clipspace_attr *a = vtx->attr;
+ const GLfloat * const vp = a[0].vp;
+ GLfloat *in0 = (GLfloat *)a[0].inputptr;
+ GLfloat *in1 = (GLfloat *)a[1].inputptr;
+ GLuint in0_stride = a[0].inputstride;
+ GLuint in1_stride = a[1].inputstride;
+ GLuint i;
+
+ if (a[0].emit != insert_3f_viewport_3 ||
+ a[1].emit != insert_4ub_4f_bgra_4) {
+ choose_emit_func( ctx, count, v );
+ return;
+ }
+
+ for (i = 0 ; i < count ; i++) {
+ GLfloat *out = (GLfloat *)v;
+ out[0] = vp[0] * in0[0] + vp[12];
+ out[1] = vp[5] * in0[1] + vp[13];
+ out[2] = vp[10] * in0[2] + vp[14];
+ v += 12; STRIDE_F(in0, in0_stride);
+ UNCLAMPED_FLOAT_TO_UBYTE(v[2], in1[0]);
+ UNCLAMPED_FLOAT_TO_UBYTE(v[1], in1[1]);
+ UNCLAMPED_FLOAT_TO_UBYTE(v[0], in1[2]);
+ UNCLAMPED_FLOAT_TO_UBYTE(v[3], in1[3]);
+ v += 4; STRIDE_F(in1, in1_stride);
+ }
+}
+
+
+
/***********************************************************************
* Generic (non-codegen) functions for whole vertices or groups of
@@ -840,29 +913,17 @@ static struct {
*/
static void generic_emit( GLcontext *ctx,
- GLuint start, GLuint end,
- void *dest )
+ GLuint count,
+ GLubyte *v )
{
- struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
struct tnl_clipspace_attr *a = vtx->attr;
- GLubyte *v = (GLubyte *)dest;
+ const GLuint attr_count = vtx->attr_count;
+ const GLuint stride = vtx->vertex_size;
GLuint i, j;
- const GLuint count = vtx->attr_count;
- GLuint stride;
- for (j = 0; j < count; j++) {
- GLvector4f *vptr = VB->AttribPtr[a[j].attrib];
- a[j].inputstride = vptr->stride;
- a[j].inputptr = ((GLubyte *)vptr->data) + start * vptr->stride;
- a[j].emit = a[j].insert[vptr->size - 1];
- }
-
- end -= start;
- stride = vtx->vertex_size;
-
- for (i = 0 ; i < end ; i++, v += stride) {
- for (j = 0; j < count; j++) {
+ for (i = 0 ; i < count ; i++, v += stride) {
+ for (j = 0; j < attr_count; j++) {
GLfloat *in = (GLfloat *)a[j].inputptr;
a[j].inputptr += a[j].inputstride;
a[j].emit( &a[j], v + a[j].vertoffset, in );
@@ -1013,32 +1074,34 @@ static void generic_copy_pv_extras( GLcontext *ctx,
*/
-static void do_emit( GLcontext *ctx, GLuint start, GLuint end,
- void *dest)
+static void choose_emit_func( GLcontext *ctx, GLuint count, GLubyte *dest)
{
- TNLcontext *tnl = TNL_CONTEXT(ctx);
- struct vertex_buffer *VB = &tnl->vb;
struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
struct tnl_clipspace_attr *a = vtx->attr;
- const GLuint count = vtx->attr_count;
- GLuint j;
-
- for (j = 0; j < count; j++) {
- GLvector4f *vptr = VB->AttribPtr[a[j].attrib];
- a[j].inputstride = vptr->stride;
- a[j].inputptr = ((GLubyte *)vptr->data) + start * vptr->stride;
- a[j].emit = a[j].insert[vptr->size - 1];
- }
-
+ const GLuint attr_count = vtx->attr_count;
+
vtx->emit = 0;
if (0)
vtx->emit = _tnl_codegen_emit(ctx);
+
+ /* Does it fit a hardwired fastpath?
+ */
+ if (attr_count == 2) {
+ if (a[0].emit == insert_3f_viewport_3) {
+ if (a[1].emit == insert_4ub_4f_bgra_4)
+ vtx->emit = emit_viewport3_bgra4;
+ else if (a[1].emit == insert_4ub_4f_rgba_4)
+ vtx->emit = emit_viewport3_rgba4;
+ }
+ }
+ /* Otherwise use the generic version:
+ */
if (!vtx->emit)
vtx->emit = generic_emit;
- vtx->emit( ctx, start, end, dest );
+ vtx->emit( ctx, count, dest );
}
@@ -1174,7 +1237,7 @@ GLuint _tnl_install_attrs( GLcontext *ctx, const struct tnl_attr_map *map,
assert(nr < _TNL_ATTRIB_MAX);
assert(nr == 0 || map[0].attrib == VERT_ATTRIB_POS);
- vtx->emit = 0;
+ vtx->emit = choose_emit_func;
vtx->interp = choose_interp_func;
vtx->copy_pv = choose_copy_pv_func;
vtx->new_inputs = ~0;
@@ -1239,14 +1302,27 @@ void _tnl_build_vertices( GLcontext *ctx,
GLuint newinputs )
{
struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
- const GLuint stride = vtx->vertex_size;
- GLubyte *vDest = ((GLubyte *)vtx->vertex_buf + (start*stride));
-
+
newinputs |= vtx->new_inputs;
vtx->new_inputs = 0;
- if (newinputs)
- do_emit( ctx, start, end, vDest );
+ if (newinputs) {
+ struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
+ struct tnl_clipspace_attr *a = vtx->attr;
+ const GLuint stride = vtx->vertex_size;
+ const GLuint count = vtx->attr_count;
+ GLuint j;
+
+ for (j = 0; j < count; j++) {
+ GLvector4f *vptr = VB->AttribPtr[a[j].attrib];
+ a[j].inputstride = vptr->stride;
+ a[j].inputptr = ((GLubyte *)vptr->data) + start * vptr->stride;
+ a[j].emit = a[j].insert[vptr->size - 1];
+ }
+
+ vtx->emit( ctx, end - start,
+ (GLubyte *)vtx->vertex_buf + start * stride );
+ }
}
@@ -1256,7 +1332,22 @@ void *_tnl_emit_vertices_to_buffer( GLcontext *ctx,
void *dest )
{
struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
- do_emit( ctx, start, end, dest );
+ struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
+ struct tnl_clipspace_attr *a = vtx->attr;
+ const GLuint count = vtx->attr_count;
+ GLuint j;
+
+ for (j = 0; j < count; j++) {
+ GLvector4f *vptr = VB->AttribPtr[a[j].attrib];
+ a[j].inputstride = vptr->stride;
+ a[j].inputptr = ((GLubyte *)vptr->data) + start * vptr->stride;
+ a[j].emit = a[j].insert[vptr->size - 1];
+ }
+
+ /* Note: dest should not be adjusted for non-zero 'start' values:
+ */
+ vtx->emit( ctx, end - start, dest );
+
return (void *)((GLubyte *)dest + vtx->vertex_size * (end - start));
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-28 19:19:27 +0000