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path: root/src/mesa/drivers/dri/i965/brw_draw_upload.c
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Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_draw_upload.c')
-rw-r--r--src/mesa/drivers/dri/i965/brw_draw_upload.c105
1 files changed, 19 insertions, 86 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_draw_upload.c b/src/mesa/drivers/dri/i965/brw_draw_upload.c
index 90637d16ea..6968d745c1 100644
--- a/src/mesa/drivers/dri/i965/brw_draw_upload.c
+++ b/src/mesa/drivers/dri/i965/brw_draw_upload.c
@@ -309,7 +309,6 @@ copy_array_to_vbo_array( struct brw_context *brw,
GLuint i,
const struct gl_client_array *array,
GLuint element_size,
- GLuint min_index,
GLuint count)
{
GLcontext *ctx = &brw->intel.ctx;
@@ -347,7 +346,7 @@ copy_array_to_vbo_array( struct brw_context *brw,
map += offset;
copy_strided_array( map,
- array->Ptr + min_index * array->StrideB,
+ array->Ptr,
element_size,
array->StrideB,
count);
@@ -438,10 +437,8 @@ GLboolean brw_upload_vertices( struct brw_context *brw,
}
upload[nr_uploads++] = input;
- input->vbo_rebase_offset = 0;
+ assert(min_index == 0);
}
- else
- input->vbo_rebase_offset = min_index * input->glarray->StrideB;
}
/* Upload interleaved arrays if all uploads are interleaved
@@ -454,7 +451,6 @@ GLboolean brw_upload_vertices( struct brw_context *brw,
input0->glarray = copy_array_to_vbo_array(brw, 0,
input0->glarray,
interleave,
- min_index,
input0->count);
for (i = 1; i < nr_uploads; i++) {
@@ -472,7 +468,6 @@ GLboolean brw_upload_vertices( struct brw_context *brw,
input->glarray = copy_array_to_vbo_array(brw, i,
input->glarray,
input->element_size,
- min_index,
input->count);
}
@@ -520,9 +515,9 @@ GLboolean brw_upload_vertices( struct brw_context *brw,
vbp.vb[i].vb0.bits.pad = 0;
vbp.vb[i].vb0.bits.access_type = BRW_VERTEXBUFFER_ACCESS_VERTEXDATA;
vbp.vb[i].vb0.bits.vb_index = i;
- vbp.vb[i].offset = (GLuint)input->glarray->Ptr + input->vbo_rebase_offset;
+ vbp.vb[i].offset = (GLuint)input->glarray->Ptr;
vbp.vb[i].buffer = array_buffer(input->glarray);
- vbp.vb[i].max_index = max_index - min_index;
+ vbp.vb[i].max_index = max_index;
}
@@ -563,94 +558,32 @@ static GLuint element_size( GLenum type )
-
-static void rebase_indices_to_vbo_indices( struct brw_context *brw,
- const struct _mesa_index_buffer *index_buffer,
- struct gl_buffer_object **vbo_return,
- GLuint *offset_return )
+void brw_upload_indices( struct brw_context *brw,
+ const struct _mesa_index_buffer *index_buffer )
{
GLcontext *ctx = &brw->intel.ctx;
- GLuint min_index = index_buffer->rebase;
- const void *indices = index_buffer->ptr;
- GLsizei count = index_buffer->count;
- GLenum type = index_buffer->type;
- GLuint size = element_size(type) * count;
- struct gl_buffer_object *bufferobj;
- GLuint offset;
- GLuint i;
-
- get_space(brw, size, &bufferobj, &offset);
+ struct intel_context *intel = &brw->intel;
+ GLuint ib_size = get_size(index_buffer->type) * index_buffer->count;
+ struct gl_buffer_object *bufferobj = index_buffer->obj;
+ GLuint offset = (GLuint)index_buffer->ptr;
- *vbo_return = bufferobj;
- *offset_return = offset;
+ /* Turn into a proper VBO:
+ */
+ if (!bufferobj->Name) {
+
+ /* Get new bufferobj, offset:
+ */
+ get_space(brw, ib_size, &bufferobj, &offset);
- if (min_index == 0) {
/* Straight upload
*/
ctx->Driver.BufferSubData( ctx,
GL_ELEMENT_ARRAY_BUFFER_ARB,
offset,
- size,
- indices,
+ ib_size,
+ index_buffer->ptr,
bufferobj);
}
- else {
- void *map = ctx->Driver.MapBuffer(ctx,
- GL_ELEMENT_ARRAY_BUFFER_ARB,
- GL_DYNAMIC_DRAW_ARB,
- bufferobj);
-
- map += offset;
-
- switch (type) {
- case GL_UNSIGNED_INT: {
- GLuint *ui_map = (GLuint *)map;
- const GLuint *ui_indices = (const GLuint *)indices;
-
- for (i = 0; i < count; i++)
- ui_map[i] = ui_indices[i] - min_index;
- break;
- }
- case GL_UNSIGNED_SHORT: {
- GLushort *us_map = (GLushort *)map;
- const GLushort *us_indices = (const GLushort *)indices;
-
- for (i = 0; i < count; i++)
- us_map[i] = us_indices[i] - min_index;
- break;
- }
- case GL_UNSIGNED_BYTE: {
- GLubyte *ub_map = (GLubyte *)map;
- const GLubyte *ub_indices = (const GLubyte *)indices;
-
- for (i = 0; i < count; i++)
- ub_map[i] = ub_indices[i] - min_index;
- break;
- }
- }
-
- ctx->Driver.UnmapBuffer(ctx,
- GL_ELEMENT_ARRAY_BUFFER_ARB,
- bufferobj);
-
- }
-}
-
-
-
-void brw_upload_indices( struct brw_context *brw,
- const struct _mesa_index_buffer *index_buffer)
-{
- struct intel_context *intel = &brw->intel;
- GLuint ib_size = get_size(index_buffer->type) * index_buffer->count;
- struct gl_buffer_object *bufferobj = index_buffer->obj;
- GLuint offset = (GLuint)index_buffer->ptr;
-
- /* Already turned into a proper VBO:
- */
- if (!index_buffer->obj->Name) {
- rebase_indices_to_vbo_indices(brw, index_buffer, &bufferobj, &offset );
- }
/* Emit the indexbuffer packet:
*/