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fix drawing nonindexed vbuffer trifans

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This commit is contained in:
David Rose 2005-04-20 17:04:14 +00:00
parent 4f6c012c77
commit 01f9bc890f
1 changed files with 12 additions and 10 deletions
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22
panda/src/dxgsg8/dxGraphicsStateGuardian8.cxx
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@ -2795,8 +2795,6 @@ draw_triangles(const qpGeomTriangles *primitive) {
////////////////////////////////////////////////////////////////////
void DXGraphicsStateGuardian8::
draw_tristrips(const qpGeomTristrips *primitive) {
D3DFORMAT index_type = get_index_type(primitive->get_index_type());
if (connect_triangle_strips && _current_fill_mode != RenderModeAttrib::M_wireframe) {
// One long triangle strip, connected by the degenerate vertices
// that have already been set up within the primitive.
@ -2819,6 +2817,7 @@ draw_tristrips(const qpGeomTristrips *primitive) {
} else {
// Indexed, client arrays, one long triangle strip.
D3DFORMAT index_type = get_index_type(primitive->get_index_type());
_pD3DDevice->DrawIndexedPrimitiveUP
(D3DPT_TRIANGLESTRIP,
min_vertex, max_vertex - min_vertex + 1,
@ -2864,7 +2863,7 @@ draw_tristrips(const qpGeomTristrips *primitive) {
primitive->get_maxs()->get_num_rows() == (int)ends.size());
if (_active_vbuffer != NULL) {
// Indexed, client arrays, individual triangle strips.
// Indexed, vbuffers, individual triangle strips.
IndexBufferContext *ibc = ((qpGeomPrimitive *)primitive)->prepare_now(get_prepared_objects(), this);
nassertv(ibc != (IndexBufferContext *)NULL);
apply_index_buffer(ibc);
@ -2887,6 +2886,7 @@ draw_tristrips(const qpGeomTristrips *primitive) {
CPTA_uchar array_data = _vertex_data->get_array(0)->get_data();
int stride = _vertex_data->get_format()->get_array(0)->get_stride();
CPTA_uchar vertices = primitive->get_data();
D3DFORMAT index_type = get_index_type(primitive->get_index_type());
unsigned int start = 0;
for (size_t i = 0; i < ends.size(); i++) {
@ -2904,9 +2904,10 @@ draw_tristrips(const qpGeomTristrips *primitive) {
}
}
} else {
unsigned int first_vertex = primitive->get_first_vertex();
if (_active_vbuffer != NULL) {
// Nonindexed, client arrays, individual triangle strips.
unsigned int first_vertex = primitive->get_first_vertex();
// Nonindexed, vbuffers, individual triangle strips.
unsigned int start = 0;
for (size_t i = 0; i < ends.size(); i++) {
_vertices_tristrip_pcollector.add_level(ends[i] - start);
@ -2921,7 +2922,6 @@ draw_tristrips(const qpGeomTristrips *primitive) {
// Nonindexed, client arrays, individual triangle strips.
CPTA_uchar array_data = _vertex_data->get_array(0)->get_data();
int stride = _vertex_data->get_format()->get_array(0)->get_stride();
unsigned int first_vertex = primitive->get_first_vertex();
unsigned int start = 0;
for (size_t i = 0; i < ends.size(); i++) {
@ -2951,7 +2951,6 @@ draw_trifans(const qpGeomTrifans *primitive) {
if (primitive->is_indexed()) {
int min_vertex = dx_broken_max_index ? 0 : primitive->get_min_vertex();
int max_vertex = primitive->get_max_vertex();
D3DFORMAT index_type = get_index_type(primitive->get_index_type());
// Send the individual triangle fans. There's no connecting fans
// with degenerate vertices, so no worries about that.
@ -2986,6 +2985,7 @@ draw_trifans(const qpGeomTrifans *primitive) {
CPTA_uchar array_data = _vertex_data->get_array(0)->get_data();
int stride = _vertex_data->get_format()->get_array(0)->get_stride();
CPTA_uchar vertices = primitive->get_data();
D3DFORMAT index_type = get_index_type(primitive->get_index_type());
unsigned int start = 0;
for (size_t i = 0; i < ends.size(); i++) {
@ -3003,6 +3003,8 @@ draw_trifans(const qpGeomTrifans *primitive) {
}
}
} else {
unsigned int first_vertex = primitive->get_first_vertex();
if (_active_vbuffer != NULL) {
// Nonindexed, vbuffers.
unsigned int start = 0;
@ -3010,7 +3012,7 @@ draw_trifans(const qpGeomTrifans *primitive) {
_vertices_trifan_pcollector.add_level(ends[i] - start);
_pD3DDevice->DrawPrimitive
(D3DPT_TRIANGLEFAN,
start, ends[i] - start - 2);
first_vertex + start, ends[i] - start - 2);
start = ends[i];
}
@ -3019,7 +3021,6 @@ draw_trifans(const qpGeomTrifans *primitive) {
// Nonindexed, client arrays.
CPTA_uchar array_data = _vertex_data->get_array(0)->get_data();
int stride = _vertex_data->get_format()->get_array(0)->get_stride();
unsigned int first_vertex = primitive->get_first_vertex();
unsigned int start = 0;
for (size_t i = 0; i < ends.size(); i++) {
@ -3077,7 +3078,8 @@ draw_lines(const qpGeomLines *primitive) {
if (_active_vbuffer != NULL) {
// Nonindexed, vbuffers.
_pD3DDevice->DrawPrimitive
(D3DPT_LINELIST, primitive->get_first_vertex(),
(D3DPT_LINELIST,
primitive->get_first_vertex(),
primitive->get_num_primitives());
} else {