*
**************************************************************************/
-#include <stdlib.h>
#include "main/glheader.h"
+#include "main/bufferobj.h"
#include "main/context.h"
#include "main/state.h"
#include "main/api_validate.h"
};
-static GLuint get_surface_type( GLenum type, GLuint size, GLboolean normalized )
+/**
+ * Given vertex array type/size/format/normalized info, return
+ * the appopriate hardware surface type.
+ * Format will be GL_RGBA or possibly GL_BGRA for GLubyte[4] color arrays.
+ */
+static GLuint get_surface_type( GLenum type, GLuint size,
+ GLenum format, GLboolean normalized )
{
if (INTEL_DEBUG & DEBUG_VERTS)
_mesa_printf("type %s size %d normalized %d\n",
case GL_BYTE: return byte_types_norm[size];
case GL_UNSIGNED_INT: return uint_types_norm[size];
case GL_UNSIGNED_SHORT: return ushort_types_norm[size];
- case GL_UNSIGNED_BYTE: return ubyte_types_norm[size];
+ case GL_UNSIGNED_BYTE:
+ if (format == GL_BGRA) {
+ /* See GL_EXT_vertex_array_bgra */
+ assert(size == 4);
+ return BRW_SURFACEFORMAT_B8G8R8A8_UNORM;
+ }
+ else {
+ return ubyte_types_norm[size];
+ }
default: assert(0); return 0;
}
}
else {
+ assert(format == GL_RGBA); /* sanity check */
switch (type) {
case GL_DOUBLE: return double_types[size];
case GL_FLOAT: return float_types[size];
dri_bo_unreference(brw->vb.upload.bo);
brw->vb.upload.bo = dri_bo_alloc(brw->intel.bufmgr, "temporary VBO",
size, 1);
-
- /* Set the internal VBO\ to no-backing-store. We only use them as a
- * temporary within a brw_try_draw_prims while the lock is held.
- */
- /* DON'T DO THIS AS IF WE HAVE TO RE-ORG MEMORY WE NEED SOMEWHERE WITH
- FAKE TO PUSH THIS STUFF */
-// if (!brw->intel.ttm)
-// dri_bo_fake_disable_backing_store(brw->vb.upload.bo, NULL, NULL);
}
static void get_space( struct brw_context *brw,
struct brw_vertex_element *element,
GLuint dst_stride)
{
+ struct intel_context *intel = &brw->intel;
GLuint size = element->count * dst_stride;
get_space(brw, size, &element->bo, &element->offset);
}
if (dst_stride == element->glarray->StrideB) {
- dri_bo_subdata(element->bo,
- element->offset,
- size,
- element->glarray->Ptr);
+ if (intel->intelScreen->kernel_exec_fencing) {
+ drm_intel_gem_bo_map_gtt(element->bo);
+ memcpy((char *)element->bo->virtual + element->offset,
+ element->glarray->Ptr, size);
+ drm_intel_gem_bo_unmap_gtt(element->bo);
+ } else {
+ dri_bo_subdata(element->bo,
+ element->offset,
+ size,
+ element->glarray->Ptr);
+ }
} else {
- void *data;
char *dest;
- const char *src = element->glarray->Ptr;
+ const unsigned char *src = element->glarray->Ptr;
int i;
- data = _mesa_malloc(dst_stride * element->count);
- dest = data;
- for (i = 0; i < element->count; i++) {
- memcpy(dest, src, dst_stride);
- src += element->glarray->StrideB;
- dest += dst_stride;
- }
+ if (intel->intelScreen->kernel_exec_fencing) {
+ drm_intel_gem_bo_map_gtt(element->bo);
+ dest = element->bo->virtual;
+ dest += element->offset;
+
+ for (i = 0; i < element->count; i++) {
+ memcpy(dest, src, dst_stride);
+ src += element->glarray->StrideB;
+ dest += dst_stride;
+ }
+
+ drm_intel_gem_bo_unmap_gtt(element->bo);
+ } else {
+ void *data;
+
+ data = _mesa_malloc(dst_stride * element->count);
+ dest = data;
+ for (i = 0; i < element->count; i++) {
+ memcpy(dest, src, dst_stride);
+ src += element->glarray->StrideB;
+ dest += dst_stride;
+ }
+
+ dri_bo_subdata(element->bo,
+ element->offset,
+ size,
+ data);
- dri_bo_subdata(element->bo,
- element->offset,
- size,
- data);
- _mesa_free(data);
+ _mesa_free(data);
+ }
}
}
{
GLcontext *ctx = &brw->intel.ctx;
struct intel_context *intel = intel_context(ctx);
- GLuint tmp = brw->vs.prog_data->inputs_read;
+ GLbitfield vs_inputs = brw->vs.prog_data->inputs_read;
GLuint i;
const unsigned char *ptr = NULL;
GLuint interleave = 0;
unsigned int min_index = brw->vb.min_index;
unsigned int max_index = brw->vb.max_index;
- struct brw_vertex_element *enabled[VERT_ATTRIB_MAX];
- GLuint nr_enabled = 0;
-
struct brw_vertex_element *upload[VERT_ATTRIB_MAX];
GLuint nr_uploads = 0;
_mesa_printf("%s %d..%d\n", __FUNCTION__, min_index, max_index);
/* Accumulate the list of enabled arrays. */
- while (tmp) {
- GLuint i = _mesa_ffsll(tmp)-1;
+ brw->vb.nr_enabled = 0;
+ while (vs_inputs) {
+ GLuint i = _mesa_ffsll(vs_inputs) - 1;
struct brw_vertex_element *input = &brw->vb.inputs[i];
- tmp &= ~(1<<i);
- enabled[nr_enabled++] = input;
+ vs_inputs &= ~(1 << i);
+ brw->vb.enabled[brw->vb.nr_enabled++] = input;
}
/* XXX: In the rare cases where this happens we fallback all
* cases with > 17 vertex attributes enabled, so it probably
* isn't an issue at this point.
*/
- if (nr_enabled >= BRW_VEP_MAX) {
- intel->Fallback = 1;
+ if (brw->vb.nr_enabled >= BRW_VEP_MAX) {
+ intel->Fallback = GL_TRUE; /* boolean, not bitfield */
return;
}
- for (i = 0; i < nr_enabled; i++) {
- struct brw_vertex_element *input = enabled[i];
+ for (i = 0; i < brw->vb.nr_enabled; i++) {
+ struct brw_vertex_element *input = brw->vb.enabled[i];
input->element_size = get_size(input->glarray->Type) * input->glarray->Size;
- input->count = input->glarray->StrideB ? max_index + 1 - min_index : 1;
- if (input->glarray->BufferObj->Name != 0) {
+ if (_mesa_is_bufferobj(input->glarray->BufferObj)) {
struct intel_buffer_object *intel_buffer =
intel_buffer_object(input->glarray->BufferObj);
dri_bo_reference(input->bo);
input->offset = (unsigned long)input->glarray->Ptr;
input->stride = input->glarray->StrideB;
+ input->count = input->glarray->_MaxElement;
+
+ /* This is a common place to reach if the user mistakenly supplies
+ * a pointer in place of a VBO offset. If we just let it go through,
+ * we may end up dereferencing a pointer beyond the bounds of the
+ * GTT. We would hope that the VBO's max_index would save us, but
+ * Mesa appears to hand us min/max values not clipped to the
+ * array object's _MaxElement, and _MaxElement frequently appears
+ * to be wrong anyway.
+ *
+ * The VBO spec allows application termination in this case, and it's
+ * probably a service to the poor programmer to do so rather than
+ * trying to just not render.
+ */
+ assert(input->offset < input->bo->size);
} else {
+ input->count = input->glarray->StrideB ? max_index + 1 - min_index : 1;
if (input->bo != NULL) {
/* Already-uploaded vertex data is present from a previous
* prepare_vertices, but we had to re-validate state due to
/* Queue the buffer object up to be uploaded in the next pass,
* when we've decided if we're doing interleaved or not.
*/
- if (i == 0) {
+ if (input->attrib == VERT_ATTRIB_POS) {
/* Position array not properly enabled:
*/
if (input->glarray->StrideB == 0) {
- intel->Fallback = 1;
+ intel->Fallback = GL_TRUE; /* boolean, not bitfield */
return;
}
brw_prepare_query_begin(brw);
- for (i = 0; i < nr_enabled; i++) {
- struct brw_vertex_element *input = enabled[i];
+ for (i = 0; i < brw->vb.nr_enabled; i++) {
+ struct brw_vertex_element *input = brw->vb.enabled[i];
brw_add_validated_bo(brw, input->bo);
}
{
GLcontext *ctx = &brw->intel.ctx;
struct intel_context *intel = intel_context(ctx);
- GLuint tmp = brw->vs.prog_data->inputs_read;
- struct brw_vertex_element *enabled[VERT_ATTRIB_MAX];
GLuint i;
- GLuint nr_enabled = 0;
- /* Accumulate the list of enabled arrays. */
- while (tmp) {
- i = _mesa_ffsll(tmp)-1;
- struct brw_vertex_element *input = &brw->vb.inputs[i];
+ brw_emit_query_begin(brw);
- tmp &= ~(1<<i);
- enabled[nr_enabled++] = input;
+ /* If the VS doesn't read any inputs (calculating vertex position from
+ * a state variable for some reason, for example), emit a single pad
+ * VERTEX_ELEMENT struct and bail.
+ *
+ * The stale VB state stays in place, but they don't do anything unless
+ * a VE loads from them.
+ */
+ if (brw->vb.nr_enabled == 0) {
+ BEGIN_BATCH(3);
+ OUT_BATCH((CMD_VERTEX_ELEMENT << 16) | 1);
+ OUT_BATCH((0 << BRW_VE0_INDEX_SHIFT) |
+ BRW_VE0_VALID |
+ (BRW_SURFACEFORMAT_R32G32B32A32_FLOAT << BRW_VE0_FORMAT_SHIFT) |
+ (0 << BRW_VE0_SRC_OFFSET_SHIFT));
+ OUT_BATCH((BRW_VE1_COMPONENT_STORE_0 << BRW_VE1_COMPONENT_0_SHIFT) |
+ (BRW_VE1_COMPONENT_STORE_0 << BRW_VE1_COMPONENT_1_SHIFT) |
+ (BRW_VE1_COMPONENT_STORE_0 << BRW_VE1_COMPONENT_2_SHIFT) |
+ (BRW_VE1_COMPONENT_STORE_1_FLT << BRW_VE1_COMPONENT_3_SHIFT));
+ ADVANCE_BATCH();
+ return;
}
- brw_emit_query_begin(brw);
-
/* Now emit VB and VEP state packets.
*
* This still defines a hardware VB for each input, even if they
* are interleaved or from the same VBO. TBD if this makes a
* performance difference.
*/
- BEGIN_BATCH(1 + nr_enabled * 4, IGNORE_CLIPRECTS);
+ BEGIN_BATCH(1 + brw->vb.nr_enabled * 4);
OUT_BATCH((CMD_VERTEX_BUFFER << 16) |
- ((1 + nr_enabled * 4) - 2));
+ ((1 + brw->vb.nr_enabled * 4) - 2));
- for (i = 0; i < nr_enabled; i++) {
- struct brw_vertex_element *input = enabled[i];
+ for (i = 0; i < brw->vb.nr_enabled; i++) {
+ struct brw_vertex_element *input = brw->vb.enabled[i];
OUT_BATCH((i << BRW_VB0_INDEX_SHIFT) |
BRW_VB0_ACCESS_VERTEXDATA |
OUT_RELOC(input->bo,
I915_GEM_DOMAIN_VERTEX, 0,
input->offset);
- OUT_BATCH(brw->vb.max_index);
+ if (intel->is_ironlake) {
+ OUT_RELOC(input->bo,
+ I915_GEM_DOMAIN_VERTEX, 0,
+ input->bo->size - 1);
+ } else
+ OUT_BATCH(input->stride ? input->count : 0);
OUT_BATCH(0); /* Instance data step rate */
}
ADVANCE_BATCH();
- BEGIN_BATCH(1 + nr_enabled * 2, IGNORE_CLIPRECTS);
- OUT_BATCH((CMD_VERTEX_ELEMENT << 16) | ((1 + nr_enabled * 2) - 2));
- for (i = 0; i < nr_enabled; i++) {
- struct brw_vertex_element *input = enabled[i];
+ BEGIN_BATCH(1 + brw->vb.nr_enabled * 2);
+ OUT_BATCH((CMD_VERTEX_ELEMENT << 16) | ((1 + brw->vb.nr_enabled * 2) - 2));
+ for (i = 0; i < brw->vb.nr_enabled; i++) {
+ struct brw_vertex_element *input = brw->vb.enabled[i];
uint32_t format = get_surface_type(input->glarray->Type,
input->glarray->Size,
+ input->glarray->Format,
input->glarray->Normalized);
uint32_t comp0 = BRW_VE1_COMPONENT_STORE_SRC;
uint32_t comp1 = BRW_VE1_COMPONENT_STORE_SRC;
BRW_VE0_VALID |
(format << BRW_VE0_FORMAT_SHIFT) |
(0 << BRW_VE0_SRC_OFFSET_SHIFT));
- OUT_BATCH((comp0 << BRW_VE1_COMPONENT_0_SHIFT) |
- (comp1 << BRW_VE1_COMPONENT_1_SHIFT) |
- (comp2 << BRW_VE1_COMPONENT_2_SHIFT) |
- (comp3 << BRW_VE1_COMPONENT_3_SHIFT) |
- ((i * 4) << BRW_VE1_DST_OFFSET_SHIFT));
+
+ if (intel->is_ironlake)
+ OUT_BATCH((comp0 << BRW_VE1_COMPONENT_0_SHIFT) |
+ (comp1 << BRW_VE1_COMPONENT_1_SHIFT) |
+ (comp2 << BRW_VE1_COMPONENT_2_SHIFT) |
+ (comp3 << BRW_VE1_COMPONENT_3_SHIFT));
+ else
+ OUT_BATCH((comp0 << BRW_VE1_COMPONENT_0_SHIFT) |
+ (comp1 << BRW_VE1_COMPONENT_1_SHIFT) |
+ (comp2 << BRW_VE1_COMPONENT_2_SHIFT) |
+ (comp3 << BRW_VE1_COMPONENT_3_SHIFT) |
+ ((i * 4) << BRW_VE1_DST_OFFSET_SHIFT));
}
ADVANCE_BATCH();
}
dri_bo *bo = NULL;
struct gl_buffer_object *bufferobj;
GLuint offset;
+ GLuint ib_type_size;
if (index_buffer == NULL)
return;
- ib_size = get_size(index_buffer->type) * index_buffer->count;
+ ib_type_size = get_size(index_buffer->type);
+ ib_size = ib_type_size * index_buffer->count;
bufferobj = index_buffer->obj;;
/* Turn into a proper VBO:
*/
- if (!bufferobj->Name) {
-
+ if (!_mesa_is_bufferobj(bufferobj)) {
+ brw->ib.start_vertex_offset = 0;
+
/* Get new bufferobj, offset:
*/
get_space(brw, ib_size, &bo, &offset);
/* Straight upload
*/
- dri_bo_subdata(bo, offset, ib_size, index_buffer->ptr);
+ if (intel->intelScreen->kernel_exec_fencing) {
+ drm_intel_gem_bo_map_gtt(bo);
+ memcpy((char *)bo->virtual + offset, index_buffer->ptr, ib_size);
+ drm_intel_gem_bo_unmap_gtt(bo);
+ } else {
+ dri_bo_subdata(bo, offset, ib_size, index_buffer->ptr);
+ }
} else {
- offset = (GLuint)index_buffer->ptr;
+ offset = (GLuint) (unsigned long) index_buffer->ptr;
+ brw->ib.start_vertex_offset = 0;
/* If the index buffer isn't aligned to its element size, we have to
* rebase it into a temporary.
bo = intel_bufferobj_buffer(intel, intel_buffer_object(bufferobj),
INTEL_READ);
dri_bo_reference(bo);
+
+ /* Use CMD_3D_PRIM's start_vertex_offset to avoid re-uploading
+ * the index buffer state when we're just moving the start index
+ * of our drawing.
+ */
+ brw->ib.start_vertex_offset = offset / ib_type_size;
+ offset = 0;
+ ib_size = bo->size;
}
}
- dri_bo_unreference(brw->ib.bo);
- brw->ib.bo = bo;
- brw->ib.offset = offset;
+ if (brw->ib.bo != bo ||
+ brw->ib.offset != offset ||
+ brw->ib.size != ib_size)
+ {
+ drm_intel_bo_unreference(brw->ib.bo);
+ brw->ib.bo = bo;
+ brw->ib.offset = offset;
+ brw->ib.size = ib_size;
+
+ brw->state.dirty.brw |= BRW_NEW_INDEX_BUFFER;
+ } else {
+ drm_intel_bo_unreference(bo);
+ }
brw_add_validated_bo(brw, brw->ib.bo);
}
-static void brw_emit_indices(struct brw_context *brw)
+const struct brw_tracked_state brw_indices = {
+ .dirty = {
+ .mesa = 0,
+ .brw = BRW_NEW_INDICES,
+ .cache = 0,
+ },
+ .prepare = brw_prepare_indices,
+};
+
+static void brw_emit_index_buffer(struct brw_context *brw)
{
struct intel_context *intel = &brw->intel;
const struct _mesa_index_buffer *index_buffer = brw->ib.ib;
- GLuint ib_size;
if (index_buffer == NULL)
return;
- ib_size = get_size(index_buffer->type) * index_buffer->count;
-
/* Emit the indexbuffer packet:
*/
{
struct brw_indexbuffer ib;
memset(&ib, 0, sizeof(ib));
-
+
ib.header.bits.opcode = CMD_INDEX_BUFFER;
ib.header.bits.length = sizeof(ib)/4 - 2;
ib.header.bits.index_format = get_index_type(index_buffer->type);
ib.header.bits.cut_index_enable = 0;
-
- BEGIN_BATCH(4, IGNORE_CLIPRECTS);
+ BEGIN_BATCH(4);
OUT_BATCH( ib.header.dword );
OUT_RELOC(brw->ib.bo,
I915_GEM_DOMAIN_VERTEX, 0,
brw->ib.offset);
OUT_RELOC(brw->ib.bo,
I915_GEM_DOMAIN_VERTEX, 0,
- brw->ib.offset + ib_size);
+ brw->ib.offset + brw->ib.size - 1);
OUT_BATCH( 0 );
ADVANCE_BATCH();
}
}
-const struct brw_tracked_state brw_indices = {
+const struct brw_tracked_state brw_index_buffer = {
.dirty = {
.mesa = 0,
- .brw = BRW_NEW_BATCH | BRW_NEW_INDICES,
+ .brw = BRW_NEW_BATCH | BRW_NEW_INDEX_BUFFER,
.cache = 0,
},
- .prepare = brw_prepare_indices,
- .emit = brw_emit_indices,
+ .emit = brw_emit_index_buffer,
};
projects / mesa.git / blobdiff