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path: root/src/mesa/vbo/vbo_exec_array.c
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Diffstat (limited to 'src/mesa/vbo/vbo_exec_array.c')
-rw-r--r--src/mesa/vbo/vbo_exec_array.c131
1 files changed, 113 insertions, 18 deletions
diff --git a/src/mesa/vbo/vbo_exec_array.c b/src/mesa/vbo/vbo_exec_array.c
index 12911f5750c..b9550d6106c 100644
--- a/src/mesa/vbo/vbo_exec_array.c
+++ b/src/mesa/vbo/vbo_exec_array.c
@@ -181,7 +181,7 @@ unmap_array_buffer(GLcontext *ctx, struct gl_client_array *array)
*/
static void
check_draw_elements_data(GLcontext *ctx, GLsizei count, GLenum elemType,
- const void *elements)
+ const void *elements, GLint basevertex)
{
struct gl_array_object *arrayObj = ctx->Array.ArrayObj;
const void *elemMap;
@@ -518,6 +518,7 @@ vbo_exec_DrawArrays(GLenum mode, GLint start, GLsizei count)
prim[0].start = start;
prim[0].count = count;
prim[0].indexed = 0;
+ prim[0].basevertex = 0;
vbo->draw_prims( ctx, exec->array.inputs, prim, 1, NULL,
GL_TRUE, start, start + count - 1 );
@@ -592,7 +593,8 @@ vbo_validated_drawrangeelements(GLcontext *ctx, GLenum mode,
GLboolean index_bounds_valid,
GLuint start, GLuint end,
GLsizei count, GLenum type,
- const GLvoid *indices)
+ const GLvoid *indices,
+ GLint basevertex)
{
struct vbo_context *vbo = vbo_context(ctx);
struct vbo_exec_context *exec = &vbo->exec;
@@ -626,6 +628,7 @@ vbo_validated_drawrangeelements(GLcontext *ctx, GLenum mode,
prim[0].start = 0;
prim[0].count = count;
prim[0].indexed = 1;
+ prim[0].basevertex = basevertex;
/* Need to give special consideration to rendering a range of
* indices starting somewhere above zero. Typically the
@@ -663,23 +666,25 @@ vbo_validated_drawrangeelements(GLcontext *ctx, GLenum mode,
}
static void GLAPIENTRY
-vbo_exec_DrawRangeElements(GLenum mode,
- GLuint start, GLuint end,
- GLsizei count, GLenum type, const GLvoid *indices)
+vbo_exec_DrawRangeElementsBaseVertex(GLenum mode,
+ GLuint start, GLuint end,
+ GLsizei count, GLenum type,
+ const GLvoid *indices,
+ GLint basevertex)
{
GET_CURRENT_CONTEXT(ctx);
if (!_mesa_validate_DrawRangeElements( ctx, mode, start, end, count,
- type, indices ))
+ type, indices, basevertex ))
return;
if (end >= ctx->Array.ArrayObj->_MaxElement) {
/* the max element is out of bounds of one or more enabled arrays */
- _mesa_warning(ctx, "glDraw[Range]Elements(start %u, end %u, count %d, "
- "type 0x%x, indices=%p)\n"
+ _mesa_warning(ctx, "glDraw[Range]Elements{,BaseVertex}(start %u, end %u, "
+ "count %d, type 0x%x, indices=%p, base=%d)\n"
"\tindex=%u is out of bounds (max=%u) "
"Element Buffer %u (size %d)",
- start, end, count, type, indices, end,
+ start, end, count, type, indices, end, basevertex,
ctx->Array.ArrayObj->_MaxElement - 1,
ctx->Array.ElementArrayBufferObj->Name,
ctx->Array.ElementArrayBufferObj->Size);
@@ -692,10 +697,12 @@ vbo_exec_DrawRangeElements(GLenum mode,
return;
}
else if (0) {
- _mesa_printf("glDraw[Range]Elements"
- "(start %u, end %u, type 0x%x, count %d) ElemBuf %u\n",
+ _mesa_printf("glDraw[Range]Elements{,BaseVertex}"
+ "(start %u, end %u, type 0x%x, count %d) ElemBuf %u, "
+ "base %d\n",
start, end, type, count,
- ctx->Array.ElementArrayBufferObj->Name);
+ ctx->Array.ElementArrayBufferObj->Name,
+ basevertex);
}
#if 0
@@ -705,7 +712,17 @@ vbo_exec_DrawRangeElements(GLenum mode,
#endif
vbo_validated_drawrangeelements(ctx, mode, GL_TRUE, start, end,
- count, type, indices);
+ count, type, indices, basevertex);
+}
+
+static void GLAPIENTRY
+vbo_exec_DrawRangeElements(GLenum mode,
+ GLuint start, GLuint end,
+ GLsizei count, GLenum type,
+ const GLvoid *indices)
+{
+ vbo_exec_DrawRangeElementsBaseVertex(mode, start, end, count, type,
+ indices, 0);
}
@@ -715,18 +732,33 @@ vbo_exec_DrawElements(GLenum mode, GLsizei count, GLenum type,
{
GET_CURRENT_CONTEXT(ctx);
- if (!_mesa_validate_DrawElements( ctx, mode, count, type, indices ))
+ if (!_mesa_validate_DrawElements( ctx, mode, count, type, indices, 0 ))
+ return;
+
+ vbo_validated_drawrangeelements(ctx, mode, GL_FALSE, ~0, ~0,
+ count, type, indices, 0);
+}
+
+static void GLAPIENTRY
+vbo_exec_DrawElementsBaseVertex(GLenum mode, GLsizei count, GLenum type,
+ const GLvoid *indices, GLint basevertex)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (!_mesa_validate_DrawElements( ctx, mode, count, type, indices,
+ basevertex ))
return;
vbo_validated_drawrangeelements(ctx, mode, GL_FALSE, ~0, ~0,
- count, type, indices);
+ count, type, indices, basevertex);
}
/* Inner support for both _mesa_DrawElements and _mesa_DrawRangeElements */
static void
vbo_validated_multidrawelements(GLcontext *ctx, GLenum mode,
const GLsizei *count, GLenum type,
- const GLvoid **indices, GLsizei primcount)
+ const GLvoid **indices, GLsizei primcount,
+ const GLint *basevertex)
{
struct vbo_context *vbo = vbo_context(ctx);
struct vbo_exec_context *exec = &vbo->exec;
@@ -820,6 +852,10 @@ vbo_validated_multidrawelements(GLcontext *ctx, GLenum mode,
prim[i].start = ((uintptr_t)indices[i] - min_index_ptr) / index_type_size;
prim[i].count = count[i];
prim[i].indexed = 1;
+ if (basevertex != NULL)
+ prim[i].basevertex = basevertex[i];
+ else
+ prim[i].basevertex = 0;
}
vbo->draw_prims(ctx, exec->array.inputs, prim, primcount, &ib,
@@ -840,6 +876,10 @@ vbo_validated_multidrawelements(GLcontext *ctx, GLenum mode,
prim[0].start = 0;
prim[0].count = count[i];
prim[0].indexed = 1;
+ if (basevertex != NULL)
+ prim[0].basevertex = basevertex[i];
+ else
+ prim[0].basevertex = 0;
}
vbo->draw_prims(ctx, exec->array.inputs, prim, 1, &ib,
@@ -860,13 +900,36 @@ vbo_exec_MultiDrawElements(GLenum mode,
ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
for (i = 0; i < primcount; i++) {
- if (!_mesa_validate_DrawElements( ctx, mode, count[i], type, indices[i] ))
+ if (!_mesa_validate_DrawElements(ctx, mode, count[i], type, indices[i],
+ 0))
return;
}
- vbo_validated_multidrawelements(ctx, mode, count, type, indices, primcount);
+ vbo_validated_multidrawelements(ctx, mode, count, type, indices, primcount,
+ NULL);
}
+static void GLAPIENTRY
+vbo_exec_MultiDrawElementsBaseVertex(GLenum mode,
+ const GLsizei *count, GLenum type,
+ const GLvoid **indices,
+ GLsizei primcount,
+ const GLsizei *basevertex)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ GLint i;
+
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+ for (i = 0; i < primcount; i++) {
+ if (!_mesa_validate_DrawElements(ctx, mode, count[i], type, indices[i],
+ basevertex[i]))
+ return;
+ }
+
+ vbo_validated_multidrawelements(ctx, mode, count, type, indices, primcount,
+ basevertex);
+}
/***********************************************************************
@@ -881,11 +944,17 @@ vbo_exec_array_init( struct vbo_exec_context *exec )
exec->vtxfmt.DrawElements = vbo_exec_DrawElements;
exec->vtxfmt.DrawRangeElements = vbo_exec_DrawRangeElements;
exec->vtxfmt.MultiDrawElementsEXT = vbo_exec_MultiDrawElements;
+ exec->vtxfmt.DrawElementsBaseVertex = vbo_exec_DrawElementsBaseVertex;
+ exec->vtxfmt.DrawRangeElementsBaseVertex = vbo_exec_DrawRangeElementsBaseVertex;
+ exec->vtxfmt.MultiDrawElementsBaseVertex = vbo_exec_MultiDrawElementsBaseVertex;
#else
exec->vtxfmt.DrawArrays = _mesa_noop_DrawArrays;
exec->vtxfmt.DrawElements = _mesa_noop_DrawElements;
exec->vtxfmt.DrawRangeElements = _mesa_noop_DrawRangeElements;
exec->vtxfmt.MultiDrawElementsEXT = _mesa_noop_MultiDrawElements;
+ exec->vtxfmt.DrawElementsBaseVertex = _mesa_noop_DrawElementsBaseVertex;
+ exec->vtxfmt.DrawRangeElementsBaseVertex = _mesa_noop_DrawRangeElementsBaseVertex;
+ exec->vtxfmt.MultiDrawElementsBaseVertex = _mesa_noop_MultiDrawElementsBaseVertex;
#endif
}
@@ -913,6 +982,13 @@ _mesa_DrawElements(GLenum mode, GLsizei count, GLenum type,
vbo_exec_DrawElements(mode, count, type, indices);
}
+void GLAPIENTRY
+_mesa_DrawElementsBaseVertex(GLenum mode, GLsizei count, GLenum type,
+ const GLvoid *indices, GLint basevertex)
+{
+ vbo_exec_DrawElementsBaseVertex(mode, count, type, indices, basevertex);
+}
+
/* This API entrypoint is not ordinarily used */
void GLAPIENTRY
@@ -922,6 +998,15 @@ _mesa_DrawRangeElements(GLenum mode, GLuint start, GLuint end, GLsizei count,
vbo_exec_DrawRangeElements(mode, start, end, count, type, indices);
}
+void GLAPIENTRY
+_mesa_DrawRangeElementsBaseVertex(GLenum mode, GLuint start, GLuint end,
+ GLsizei count, GLenum type,
+ const GLvoid *indices, GLint basevertex)
+{
+ vbo_exec_DrawRangeElementsBaseVertex(mode, start, end, count, type,
+ indices, basevertex);
+}
+
/* GL_EXT_multi_draw_arrays */
void GLAPIENTRY
_mesa_MultiDrawElementsEXT(GLenum mode, const GLsizei *count, GLenum type,
@@ -929,3 +1014,13 @@ _mesa_MultiDrawElementsEXT(GLenum mode, const GLsizei *count, GLenum type,
{
vbo_exec_MultiDrawElements(mode, count, type, indices, primcount);
}
+
+void GLAPIENTRY
+_mesa_MultiDrawElementsBaseVertex(GLenum mode,
+ const GLsizei *count, GLenum type,
+ const GLvoid **indices, GLsizei primcount,
+ const GLint *basevertex)
+{
+ vbo_exec_MultiDrawElementsBaseVertex(mode, count, type, indices,
+ primcount, basevertex);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-03 16:20:15 +0000