* Keith Whitwell <keithw@tungstengraphics.com>
*/
+#include "glheader.h"
+#include "context.h"
+#include "colormac.h"
+#include "t_context.h"
+#include "t_vertex.h"
+/* Build and manage clipspace/ndc/window vertices.
+ *
+ * Another new mechanism designed and crying out for codegen. Before
+ * that, it would be very interesting to investigate the merger of
+ * these vertices and those built in t_vtx_*.
+ */
-struct attr {
- int attrib;
- int vertoffset;
- int vertattrsize;
- int *inputptr;
- int inputstride;
- void (*insert)( const struct attr *a, char *v, const GLfloat *input );
- void (*extract)( const struct attr *a, GLfloat *output, const char *v );
- const GLfloat *vp;
-};
+#define GET_VERTEX_STATE(ctx) &(TNL_CONTEXT(ctx)->clipspace)
-static void insert_4f_viewport( const struct attr *a, char *v,
+static void insert_4f_viewport( const struct tnl_clipspace_attr *a, char *v,
const GLfloat *in )
{
GLfloat *out = (GLfloat *)v;
out[3] = in[3];
}
-static void insert_3f_viewport( const struct attr *a, char *v,
+static void insert_3f_viewport( const struct tnl_clipspace_attr *a, char *v,
const GLfloat *in )
{
GLfloat *out = (GLfloat *)v;
out[2] = vp[10] * in[2] + vp[14];
}
-static void insert_2f_viewport( const struct attr *a, char *v,
+static void insert_2f_viewport( const struct tnl_clipspace_attr *a, char *v,
const GLfloat *in )
{
GLfloat *out = (GLfloat *)v;
}
-static void insert_4f( const struct attr *a, char *v, const GLfloat *in )
+static void insert_4f( const struct tnl_clipspace_attr *a, char *v, const GLfloat *in )
{
GLfloat *out = (GLfloat *)(v);
out[3] = in[3];
}
-static void insert_3f_xyw( const struct attr *a, char *v, const GLfloat *in )
+static void insert_3f_xyw( const struct tnl_clipspace_attr *a, char *v, const GLfloat *in )
{
GLfloat *out = (GLfloat *)(v);
}
-static void insert_3f( const struct attr *a, char *v, const GLfloat *in )
+static void insert_3f( const struct tnl_clipspace_attr *a, char *v, const GLfloat *in )
{
GLfloat *out = (GLfloat *)(v);
}
-static void insert_2f( const struct attr *a, char *v, const GLfloat *in )
+static void insert_2f( const struct tnl_clipspace_attr *a, char *v, const GLfloat *in )
+{
+ GLfloat *out = (GLfloat *)(v);
+
+ out[0] = in[0];
+ out[1] = in[1];
+}
+
+static void insert_1f( const struct tnl_clipspace_attr *a, char *v, const GLfloat *in )
+{
+ GLfloat *out = (GLfloat *)(v);
+
+ out[0] = in[0];
+}
+
+static void insert_3f_pad( const struct tnl_clipspace_attr *a, char *v, const GLfloat *in )
{
GLfloat *out = (GLfloat *)(v);
out[0] = in[0];
out[1] = in[1];
+ out[2] = in[2];
+ out[3] = 1;
}
-static void insert_1f( const struct attr *a, char *v, const GLfloat *in )
+
+static void insert_2f_pad( const struct tnl_clipspace_attr *a, char *v, const GLfloat *in )
{
GLfloat *out = (GLfloat *)(v);
out[0] = in[0];
+ out[1] = in[1];
+ out[2] = 0;
+ out[3] = 1;
}
-static void insert_4ub_4f_rgba( const struct attr *a, char *v,
+static void insert_1f_pad( const struct tnl_clipspace_attr *a, char *v, const GLfloat *in )
+{
+ GLfloat *out = (GLfloat *)(v);
+
+ out[0] = in[0];
+ out[1] = 0;
+ out[2] = 0;
+ out[3] = 1;
+}
+
+static void insert_4chan_4f_rgba( const struct tnl_clipspace_attr *a, char *v,
+ const GLfloat *in )
+{
+ GLchan *c = (GLchan *)v;
+ UNCLAMPED_FLOAT_TO_CHAN(c[0], in[0]);
+ UNCLAMPED_FLOAT_TO_CHAN(c[1], in[1]);
+ UNCLAMPED_FLOAT_TO_CHAN(c[2], in[2]);
+ UNCLAMPED_FLOAT_TO_CHAN(c[3], in[3]);
+}
+
+static void insert_4ub_4f_rgba( const struct tnl_clipspace_attr *a, char *v,
const GLfloat *in )
{
UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);
UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[3]);
}
-static void insert_4ub_4f_bgra( const struct attr *a, char *v,
+static void insert_4ub_4f_bgra( const struct tnl_clipspace_attr *a, char *v,
const GLfloat *in )
{
UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);
UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[3]);
}
-static void insert_3ub_3f_rgb( const struct attr *a, char *v,
+static void insert_3ub_3f_rgb( const struct tnl_clipspace_attr *a, char *v,
const GLfloat *in )
{
UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);
UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[2]);
}
-static void insert_3ub_3f_bgr( const struct attr *a, char *v,
+static void insert_3ub_3f_bgr( const struct tnl_clipspace_attr *a, char *v,
const GLfloat *in )
{
UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);
UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[2]);
}
-static void insert_1ub_1f( const struct attr *a, char *v,
+static void insert_1ub_1f( const struct tnl_clipspace_attr *a, char *v,
const GLfloat *in )
{
UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);
* Currently always extracts a full 4 floats.
*/
-static void extract_4f_viewport( const struct attr *a, GLfloat *out,
+static void extract_4f_viewport( const struct tnl_clipspace_attr *a, GLfloat *out,
const char *v )
{
const GLfloat *in = (const GLfloat *)v;
out[3] = in[3];
}
-static void extract_3f_viewport( const struct attr *a, GLfloat *out,
+static void extract_3f_viewport( const struct tnl_clipspace_attr *a, GLfloat *out,
const char *v )
{
const GLfloat *in = (const GLfloat *)v;
}
-static void extract_2f_viewport( const struct attr *a, GLfloat *out,
+static void extract_2f_viewport( const struct tnl_clipspace_attr *a, GLfloat *out,
const char *v )
{
const GLfloat *in = (const GLfloat *)v;
}
-static void extract_4f( const struct attr *a, GLfloat *out, const char *v )
+static void extract_4f( const struct tnl_clipspace_attr *a, GLfloat *out, const char *v )
{
const GLfloat *in = (const GLfloat *)v;
out[3] = in[3];
}
-static void extract_3f_xyw( const struct attr *a, GLfloat *out, const char *v )
+static void extract_3f_xyw( const struct tnl_clipspace_attr *a, GLfloat *out, const char *v )
{
const GLfloat *in = (const GLfloat *)v;
}
-static void extract_3f( const struct attr *a, GLfloat *out, const char *v )
+static void extract_3f( const struct tnl_clipspace_attr *a, GLfloat *out, const char *v )
{
const GLfloat *in = (const GLfloat *)v;
}
-static void extract_2f( const struct attr *a, GLfloat *out, const char *v )
+static void extract_2f( const struct tnl_clipspace_attr *a, GLfloat *out, const char *v )
{
const GLfloat *in = (const GLfloat *)v;
out[3] = 1;
}
-static void extract_1f( const struct attr *a, GLfloat *out, const char *v )
+static void extract_1f( const struct tnl_clipspace_attr *a, GLfloat *out, const char *v )
{
const GLfloat *in = (const GLfloat *)v;
out[3] = 1;
}
-static void extract_4ub_4f_rgba( const struct attr *a, GLfloat *out,
+static void extract_4chan_4f_rgba( const struct tnl_clipspace_attr *a, GLfloat *out,
const char *v )
{
- UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);
- UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);
- UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[2]);
- UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[3]);
+ GLchan *c = (GLchan *)v;
+
+ out[0] = CHAN_TO_FLOAT(c[0]);
+ out[1] = CHAN_TO_FLOAT(c[1]);
+ out[2] = CHAN_TO_FLOAT(c[2]);
+ out[3] = CHAN_TO_FLOAT(c[3]);
}
-static void extract_4ub_4f_bgra( const struct attr *a, GLfloat *out,
+static void extract_4ub_4f_rgba( const struct tnl_clipspace_attr *a, GLfloat *out,
const char *v )
{
- UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);
- UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);
- UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[2]);
- UNCLAMPED_FLOAT_TO_UBYTE(v[3], in[3]);
+ out[0] = UBYTE_TO_FLOAT(v[0]);
+ out[1] = UBYTE_TO_FLOAT(v[1]);
+ out[2] = UBYTE_TO_FLOAT(v[2]);
+ out[3] = UBYTE_TO_FLOAT(v[3]);
+}
+
+static void extract_4ub_4f_bgra( const struct tnl_clipspace_attr *a, GLfloat *out,
+ const char *v )
+{
+ out[2] = UBYTE_TO_FLOAT(v[0]);
+ out[1] = UBYTE_TO_FLOAT(v[1]);
+ out[0] = UBYTE_TO_FLOAT(v[2]);
+ out[3] = UBYTE_TO_FLOAT(v[3]);
}
-static void extract_3ub_3f_rgb( const struct attr *a, GLfloat *out,
+static void extract_3ub_3f_rgb( const struct tnl_clipspace_attr *a, GLfloat *out,
const char *v )
{
- UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);
- UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);
- UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[2]);
+ out[0] = UBYTE_TO_FLOAT(v[0]);
+ out[1] = UBYTE_TO_FLOAT(v[1]);
+ out[2] = UBYTE_TO_FLOAT(v[2]);
out[3] = 1;
}
-static void extract_3ub_3f_bgr( const struct attr *a, GLfloat *out,
+static void extract_3ub_3f_bgr( const struct tnl_clipspace_attr *a, GLfloat *out,
const char *v )
{
- UNCLAMPED_FLOAT_TO_UBYTE(v[2], in[0]);
- UNCLAMPED_FLOAT_TO_UBYTE(v[1], in[1]);
- UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[2]);
+ out[2] = UBYTE_TO_FLOAT(v[0]);
+ out[1] = UBYTE_TO_FLOAT(v[1]);
+ out[0] = UBYTE_TO_FLOAT(v[2]);
out[3] = 1;
}
-static void extract_1ub_1f( const struct attr *a, GLfloat *out, const char *v )
+static void extract_1ub_1f( const struct tnl_clipspace_attr *a, GLfloat *out, const char *v )
{
- UNCLAMPED_FLOAT_TO_UBYTE(v[0], in[0]);
+ out[0] = UBYTE_TO_FLOAT(v[0]);
out[1] = 0;
out[2] = 0;
out[3] = 1;
}
+
+typedef void (*extract_func)( const struct tnl_clipspace_attr *a, GLfloat *out,
+ const char *v );
+
+typedef void (*insert_func)( const struct tnl_clipspace_attr *a, char *v, const GLfloat *in );
+
+
+struct {
+ extract_func extract;
+ insert_func insert;
+ GLuint attrsize;
+} format_info[EMIT_MAX] = {
+
+ { extract_1f,
+ insert_1f,
+ sizeof(GLfloat) },
+
+ { extract_2f,
+ insert_2f,
+ 2 * sizeof(GLfloat) },
+
+ { extract_3f,
+ insert_3f,
+ 3 * sizeof(GLfloat) },
+
+ { extract_4f,
+ insert_4f,
+ 4 * sizeof(GLfloat) },
+
+ { extract_2f_viewport,
+ insert_2f_viewport,
+ 2 * sizeof(GLfloat) },
+
+ { extract_3f_viewport,
+ insert_3f_viewport,
+ 3 * sizeof(GLfloat) },
+
+ { extract_4f_viewport,
+ insert_4f_viewport,
+ 4 * sizeof(GLfloat) },
+
+ { extract_3f_xyw,
+ insert_3f_xyw,
+ 3 * sizeof(GLfloat) },
+
+ { extract_1ub_1f,
+ insert_1ub_1f,
+ sizeof(GLubyte) },
+
+ { extract_3ub_3f_rgb,
+ insert_3ub_3f_rgb,
+ 3 * sizeof(GLubyte) },
+
+ { extract_3ub_3f_bgr,
+ insert_3ub_3f_bgr,
+ 3 * sizeof(GLubyte) },
+
+ { extract_4ub_4f_rgba,
+ insert_4ub_4f_rgba,
+ 4 * sizeof(GLubyte) },
+
+ { extract_4ub_4f_bgra,
+ insert_4ub_4f_bgra,
+ 4 * sizeof(GLubyte) },
+
+ { extract_4chan_4f_rgba,
+ insert_4chan_4f_rgba,
+ 4 * sizeof(GLchan) },
+
+ { extract_1f,
+ insert_1f_pad,
+ 4 * sizeof(GLfloat) },
+
+ { extract_2f,
+ insert_2f_pad,
+ 4 * sizeof(GLfloat) },
+
+ { extract_3f,
+ insert_3f_pad,
+ 4 * sizeof(GLfloat) },
+
+
+};
+
+
/***********************************************************************
* Generic (non-codegen) functions for whole vertices or groups of
* vertices
static void generic_emit( GLcontext *ctx,
GLuint start, GLuint end,
- void *dest,
- GLuint stride )
+ void *dest )
{
- int i, j;
+ struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+ struct tnl_clipspace_attr *a = vtx->attr;
char *v = (char *)dest;
+ int i, j;
+ GLuint count = vtx->attr_count;
+ GLuint stride;
- vtx->vertex_buf = v - start * stride;
- vtx->vertex_stride = stride;
+ for (j = 0; j < count; j++) {
+ GLvector4f *vptr = VB->AttribPtr[a[j].attrib];
+ a[j].inputstride = vptr->stride;
+ a[j].inputptr = (GLfloat *)STRIDE_4F(vptr->data, start * vptr->stride);
+ }
end -= start;
-
- for (j = 0; j < vtx->attr_count; j++) {
- GLvector4f *vptr = VB->AttrPtr[a[j].attrib];
- a[j].inputptr = STRIDE_4F(vptr->data, start * vptr->stride);
- }
+ stride = vtx->vertex_size;
for (i = 0 ; i < end ; i++, v += stride) {
- for (j = 0; j < vtx->attr_count; j++) {
- int *in = a[j].inputptr;
+ for (j = 0; j < count; j++) {
+ GLfloat *in = a[j].inputptr;
(char *)a[j].inputptr += a[j].inputstride;
- a[j].out( &a[j], v + a[j].vertoffset, in );
+ a[j].insert( &a[j], v + a[j].vertoffset, in );
}
}
}
GLuint edst, GLuint eout, GLuint ein,
GLboolean force_boundary )
{
- struct dri_vertex_state *vtx = GET_VERTEX_STATE(ctx);
- char *vin = vtx->vertex_buf + ein * vtx->vertex_stride;
- char *vout = vtx->vertex_buf + eout * vtx->vertex_stride;
- char *vdst = vtx->vertex_buf + edst * vtx->vertex_stride;
- const struct attr *a = vtx->attr;
+ TNLcontext *tnl = TNL_CONTEXT(ctx);
+ struct vertex_buffer *VB = &tnl->vb;
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+ char *vin = vtx->vertex_buf + ein * vtx->vertex_size;
+ char *vout = vtx->vertex_buf + eout * vtx->vertex_size;
+ char *vdst = vtx->vertex_buf + edst * vtx->vertex_size;
+ const struct tnl_clipspace_attr *a = vtx->attr;
int attr_count = vtx->attr_count;
int j;
-
- for (j = 0; j < attr_count; j++) {
+
+ if (tnl->NeedNdcCoords) {
+ const GLfloat *dstclip = VB->ClipPtr->data[edst];
+ const GLfloat w = 1.0 / dstclip[3];
+ GLfloat pos[4];
+
+ pos[0] = dstclip[0] * w;
+ pos[1] = dstclip[1] * w;
+ pos[2] = dstclip[2] * w;
+ pos[3] = w;
+
+ a[0].insert( &a[0], vdst, pos );
+ }
+ else {
+ a[0].insert( &a[0], vdst, VB->ClipPtr->data[edst] );
+ }
+
+
+ for (j = 1; j < attr_count; j++) {
GLfloat fin[4], fout[4], fdst[4];
-
- a[j].extract( &a[j], vin, fin );
- a[j].extract( &a[j], vout, fout );
+
+ a[j].extract( &a[j], fin, vin + a[j].vertoffset );
+ a[j].extract( &a[j], fout, vout + a[j].vertoffset );
INTERP_F( t, fdst[3], fout[3], fin[3] );
INTERP_F( t, fdst[2], fout[2], fin[2] );
INTERP_F( t, fdst[1], fout[1], fin[1] );
INTERP_F( t, fdst[0], fout[0], fin[0] );
- a[j].insert( &a[j], vdst, fdst );
+ a[j].insert( &a[j], vdst + a[j].vertoffset, fdst );
}
}
/* Extract color attributes from one vertex and insert them into
* another. (Shortcircuit extract/insert with memcpy).
*/
-static void generic_copy_colors( GLcontext *ctx, GLuint edst, GLuint esrc )
+static void generic_copy_pv( GLcontext *ctx, GLuint edst, GLuint esrc )
{
- struct dri_vertex_state *vtx = GET_VERTEX_STATE(ctx);
- char *vsrc = vert_start + esrc * vert_stride;
- char *vdst = vert_start + edst * vert_stride;
- const struct attr *a = vtx->attr;
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+ char *vsrc = vtx->vertex_buf + esrc * vtx->vertex_size;
+ char *vdst = vtx->vertex_buf + edst * vtx->vertex_size;
+ const struct tnl_clipspace_attr *a = vtx->attr;
int attr_count = vtx->attr_count;
int j;
for (j = 0; j < attr_count; j++) {
- if (a[j].attribute == VERT_ATTRIB_COLOR0 ||
- a[j].attribute == VERT_ATTRIB_COLOR1) {
+ if (a[j].attrib == VERT_ATTRIB_COLOR0 ||
+ a[j].attrib == VERT_ATTRIB_COLOR1) {
memcpy( vdst + a[j].vertoffset,
vsrc + a[j].vertoffset,
a[j].vertattrsize );
+ }
}
}
-static void generic_get_attr( GLcontext *ctx, const char *vertex,
- GLenum attr, GLfloat *dest )
+
+/* Helper functions for hardware which doesn't put back colors and/or
+ * edgeflags into vertices.
+ */
+static void generic_interp_extras( GLcontext *ctx,
+ GLfloat t,
+ GLuint dst, GLuint out, GLuint in,
+ GLboolean force_boundary )
{
- struct dri_vertex_state *vtx = GET_VERTEX_STATE(ctx);
- const struct attr *a = vtx->attr;
- int attr_count = vtx->attr_count;
- int j;
+ struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
- for (j = 0; j < attr_count; j++) {
- if (a[j].attribute == attr) {
- a[j].extract( &a[j], vin, dest );
- return;
+ if (VB->ColorPtr[1]) {
+ assert(VB->ColorPtr[1]->stride == 4 * sizeof(GLfloat));
+
+ INTERP_4F( t,
+ VB->ColorPtr[1]->data[dst],
+ VB->ColorPtr[1]->data[out],
+ VB->ColorPtr[1]->data[in] );
+
+ if (VB->SecondaryColorPtr[1]) {
+ INTERP_3F( t,
+ VB->SecondaryColorPtr[1]->data[dst],
+ VB->SecondaryColorPtr[1]->data[out],
+ VB->SecondaryColorPtr[1]->data[in] );
}
}
- /* Else return the value from ctx->Current
- */
- memcpy( dest, ctx->Current.Attrib[attr], 4*sizeof(GLfloat));
+ if (VB->EdgeFlag) {
+ VB->EdgeFlag[dst] = VB->EdgeFlag[out] || force_boundary;
+ }
+
+ generic_interp(ctx, t, dst, out, in, force_boundary);
}
+static void generic_copy_pv_extras( GLcontext *ctx,
+ GLuint dst, GLuint src )
+{
+ struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
+
+ if (VB->ColorPtr[1]) {
+ COPY_4FV( VB->ColorPtr[1]->data[dst],
+ VB->ColorPtr[1]->data[src] );
+
+ if (VB->SecondaryColorPtr[1]) {
+ COPY_4FV( VB->SecondaryColorPtr[1]->data[dst],
+ VB->SecondaryColorPtr[1]->data[src] );
+ }
+ }
+
+ _tnl_copy_pv(ctx, dst, src);
+}
static void choose_emit_func( GLcontext *ctx,
GLuint start, GLuint end,
- void *dest,
- GLuint stride )
+ void *dest )
{
- struct dri_vertex_state *vtx = GET_VERTEX_STATE(ctx);
- vtx->emit_func = generic_emit_func;
- vtx->emit_func( ctx, start, end, dest, stride );
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+ vtx->emit = generic_emit;
+ vtx->emit( ctx, start, end, dest );
}
GLuint edst, GLuint eout, GLuint ein,
GLboolean force_boundary )
{
- struct dri_vertex_state *vtx = GET_VERTEX_STATE(ctx);
- vtx->interp_func = generic_interp_func;
- vtx->interp_func( ctx, t, edst, eout, ein, force_boundary );
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+
+ if (vtx->need_extras &&
+ (ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED))) {
+ vtx->interp = generic_interp_extras;
+ } else {
+ vtx->interp = generic_interp;
+ }
+
+ vtx->interp( ctx, t, edst, eout, ein, force_boundary );
}
-static void choose_copy_color_func( GLcontext *ctx, GLuint edst, GLuint esrc )
+static void choose_copy_pv_func( GLcontext *ctx, GLuint edst, GLuint esrc )
{
- struct dri_vertex_state *vtx = GET_VERTEX_STATE(ctx);
- vtx->copy_color_func = generic_copy_color_func;
- vtx->copy_color_func( ctx, edst, esrc );
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+
+ if (vtx->need_extras &&
+ (ctx->_TriangleCaps & (DD_TRI_LIGHT_TWOSIDE|DD_TRI_UNFILLED))) {
+ vtx->copy_pv = generic_copy_pv_extras;
+ } else {
+ vtx->copy_pv = generic_copy_pv;
+ }
+
+ vtx->copy_pv( ctx, edst, esrc );
}
* Public entrypoints, mostly dispatch to the above:
*/
-void _tnl_emit( GLcontext *ctx,
- GLuint start, GLuint end,
- void *dest,
- GLuint stride )
-{
- struct dri_vertex_state *vtx = GET_VERTEX_STATE(ctx);
- vtx->emit_func( ctx, start, end, dest, stride );
-}
/* Interpolate between two vertices to produce a third:
*/
GLuint edst, GLuint eout, GLuint ein,
GLboolean force_boundary )
{
- struct dri_vertex_state *vtx = GET_VERTEX_STATE(ctx);
- vtx->interp_func( ctx, t, edst, eout, ein, force_boundary );
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+ vtx->interp( ctx, t, edst, eout, ein, force_boundary );
}
/* Copy colors from one vertex to another:
*/
-void _tnl_copy_colors( GLcontext *ctx, GLuint edst, GLuint esrc )
+void _tnl_copy_pv( GLcontext *ctx, GLuint edst, GLuint esrc )
{
- struct dri_vertex_state *vtx = GET_VERTEX_STATE(ctx);
- vtx->copy_color_func( ctx, edst, esrc );
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+ vtx->copy_pv( ctx, edst, esrc );
}
* reverse any viewport transformation, swizzling or other conversions
* which may have been applied:
*/
-void _tnl_get_attr( GLcontext *ctx, void *vertex, GLenum attrib,
- GLfloat *dest )
+void _tnl_get_attr( GLcontext *ctx, const void *vin,
+ GLenum attr, GLfloat *dest )
{
- struct dri_vertex_state *vtx = GET_VERTEX_STATE(ctx);
- vtx->get_attr_func( ctx, vertex, attrib, dest );
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+ const struct tnl_clipspace_attr *a = vtx->attr;
+ int attr_count = vtx->attr_count;
+ int j;
+
+ for (j = 0; j < attr_count; j++) {
+ if (a[j].attrib == attr) {
+ a[j].extract( &a[j], dest, vin );
+ return;
+ }
+ }
+
+ /* Else return the value from ctx->Current
+ */
+ memcpy( dest, ctx->Current.Attrib[attr], 4*sizeof(GLfloat));
}
+void *_tnl_get_vertex( GLcontext *ctx, GLuint nr )
+{
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+ return vtx->vertex_buf + nr * vtx->vertex_size;
+}
-void _tnl_install_attrs( GLcontext *ctx, const struct dri_attr_map *map,
+void _tnl_invalidate_vertex_state( GLcontext *ctx, GLuint new_state )
+{
+ if (new_state & (_DD_NEW_TRI_LIGHT_TWOSIDE|_DD_NEW_TRI_UNFILLED) ) {
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+ vtx->new_inputs = ~0;
+ vtx->interp = choose_interp_func;
+ vtx->copy_pv = choose_copy_pv_func;
+ }
+}
+
+
+GLuint _tnl_install_attrs( GLcontext *ctx, const struct tnl_attr_map *map,
GLuint nr, const GLfloat *vp )
{
- struct dri_vertex_state *vtx = GET_VERTEX_STATE(ctx);
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+ int offset = 0;
int i;
- assert(nr < _TNL_ATTR_MAX);
+ assert(nr < _TNL_ATTRIB_MAX);
+ assert(nr == 0 || map[0].attrib == VERT_ATTRIB_POS);
vtx->attr_count = nr;
- vtx->emit_func = choose_emit_func;
- vtx->interp_func = choose_interp_func;
- vtx->copy_color_func = choose_copy_color_func;
- vtx->get_attr_func = choose_get_attr_func;
+ vtx->emit = choose_emit_func;
+ vtx->interp = choose_interp_func;
+ vtx->copy_pv = choose_copy_pv_func;
+ vtx->new_inputs = ~0;
for (i = 0; i < nr; i++) {
- GLuint attrib = map[i].attrib;
+ GLuint format = map[i].format;
vtx->attr[i].attrib = map[i].attrib;
- vtx->attr[i].hw_format = map[i].hw_format;
+/* vtx->attr[i].format = map[i].format; */
vtx->attr[i].vp = vp;
- vtx->attr[i].insert = attrib_info[attrib].insert;
- vtx->attr[i].extract = attrib_info[attrib].extract;
- vtx->attr[i].vertattrsize = attrib_info[attrib].attrsize;
+ vtx->attr[i].insert = format_info[format].insert;
+ vtx->attr[i].extract = format_info[format].extract;
+ vtx->attr[i].vertattrsize = format_info[format].attrsize;
vtx->attr[i].vertoffset = offset;
- offset += attrib_info[attrib].attrsize;
+ offset += format_info[format].attrsize;
}
-}
+ assert(offset <= vtx->max_vertex_size);
+
+ vtx->vertex_size = offset;
+ return vtx->vertex_size;
+}
-/* Populate a swrast SWvertex from an attrib-style vertex.
- */
-void _tnl_translate( GLcontext *ctx, const void *vertex, SWvertex *dest )
+
+void _tnl_invalidate_vertices( GLcontext *ctx, GLuint newinputs )
{
- _tnl_get_attr( ctx, vertex, VERT_ATTRIB_POS, dest.win );
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+ vtx->new_inputs |= newinputs;
+}
- for (i = 0 ; i < ctx->Const.MaxTextureUnits ; i++)
- _tnl_get_attr( ctx, vertex, VERT_ATTRIB_TEX(i), dest.texcoord[i] );
-
- _tnl_get_attr( ctx, vertex, VERT_ATTRIB_COLOR0, tmp );
- UNCLAMPED_FLOAT_TO_CHAN_RGBA( dest.color, tmp );
- _tnl_get_attr( ctx, vertex, VERT_ATTRIB_COLOR1, tmp );
- UNCLAMPED_FLOAT_TO_CHAN_RGB( dest.specular, tmp );
- _tnl_get_attr( ctx, vertex, VERT_ATTRIB_FOG, tmp );
- dest.fog = tmp[0];
+void _tnl_build_vertices( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ GLuint newinputs )
+{
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+ GLuint stride = vtx->vertex_size;
+ GLubyte *v = ((GLubyte *)vtx->vertex_buf + (start*stride));
- _tnl_get_attr( ctx, vertex, VERT_ATTRIB_INDEX, tmp );
- dest.index = (GLuint) tmp[0];
+ newinputs |= vtx->new_inputs;
+ vtx->new_inputs = 0;
- _tnl_get_attr( ctx, vertex, VERT_ATTRIB_POINTSIZE, tmp );
- dest.pointSize = tmp[0];
+ if (newinputs)
+ vtx->emit( ctx, start, count, v );
}
-static void interp_extras( GLcontext *ctx,
- GLfloat t,
- GLuint dst, GLuint out, GLuint in,
- GLboolean force_boundary )
+void *_tnl_emit_vertices_to_buffer( GLcontext *ctx,
+ GLuint start,
+ GLuint count,
+ void *dest )
{
- struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+ vtx->emit( ctx, start, count, dest );
+ return (void *)((char *)dest + vtx->vertex_size * (count - start));
+}
- if (VB->ColorPtr[1]) {
- assert(VB->ColorPtr[1]->stride == 4 * sizeof(GLfloat));
- INTERP_4F( t,
- GET_COLOR(VB->ColorPtr[1], dst),
- GET_COLOR(VB->ColorPtr[1], out),
- GET_COLOR(VB->ColorPtr[1], in) );
+void _tnl_init_vertices( GLcontext *ctx,
+ GLuint vb_size,
+ GLuint max_vertex_size )
+{
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
- if (VB->SecondaryColorPtr[1]) {
- INTERP_3F( t,
- GET_COLOR(VB->SecondaryColorPtr[1], dst),
- GET_COLOR(VB->SecondaryColorPtr[1], out),
- GET_COLOR(VB->SecondaryColorPtr[1], in) );
- }
- }
+ _tnl_install_attrs( ctx, 0, 0, 0 );
- if (VB->EdgeFlag) {
- VB->EdgeFlag[dst] = VB->EdgeFlag[out] || force_boundary;
- }
-
- generic_interp(ctx, t, dst, out, in, force_boundary);
+ vtx->need_extras = GL_TRUE;
+ vtx->max_vertex_size = max_vertex_size;
+ vtx->vertex_buf = (char *)ALIGN_MALLOC(vb_size * 4 * 18, max_vertex_size);
}
-static void copy_pv_extras( GLcontext *ctx,
- GLuint dst, GLuint src )
-{
- struct vertex_buffer *VB = &TNL_CONTEXT(ctx)->vb;
-
- if (VB->ColorPtr[1]) {
- COPY_4FV( GET_COLOR(VB->ColorPtr[1], dst),
- GET_COLOR(VB->ColorPtr[1], src) );
- if (VB->SecondaryColorPtr[1]) {
- COPY_4FV( GET_COLOR(VB->SecondaryColorPtr[1], dst),
- GET_COLOR(VB->SecondaryColorPtr[1], src) );
- }
+void _tnl_free_vertices( GLcontext *ctx )
+{
+ struct tnl_clipspace *vtx = GET_VERTEX_STATE(ctx);
+ if (vtx->vertex_buf) {
+ ALIGN_FREE(vtx->vertex_buf);
+ vtx->vertex_buf = 0;
}
-
- generic_copy_colors(ctx, dst, src);
}
-
-#endif
projects / mesa.git / commitdiff