/**************************************************************************
- *
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ *
+ * Copyright 2003 VMware, Inc.
* All Rights Reserved.
- *
+ *
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
- *
+ *
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
- *
+ *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
+ *
**************************************************************************/
-#undef NDEBUG
-
#include "main/glheader.h"
#include "main/bufferobj.h"
#include "main/context.h"
#include "main/enums.h"
#include "main/macros.h"
+#include "main/glformats.h"
#include "brw_draw.h"
#include "brw_defines.h"
* the appopriate hardware surface type.
* Format will be GL_RGBA or possibly GL_BGRA for GLubyte[4] color arrays.
*/
-static unsigned
-get_surface_type(struct intel_context *intel, GLenum type, GLuint size,
- GLenum format, bool normalized, bool integer)
+unsigned
+brw_get_vertex_surface_type(struct brw_context *brw,
+ const struct gl_client_array *glarray)
{
+ int size = glarray->Size;
+
if (unlikely(INTEL_DEBUG & DEBUG_VERTS))
- printf("type %s size %d normalized %d\n",
- _mesa_lookup_enum_by_nr(type), size, normalized);
+ fprintf(stderr, "type %s size %d normalized %d\n",
+ _mesa_lookup_enum_by_nr(glarray->Type),
+ glarray->Size, glarray->Normalized);
- if (integer) {
- assert(format == GL_RGBA); /* sanity check */
- switch (type) {
+ if (glarray->Integer) {
+ assert(glarray->Format == GL_RGBA); /* sanity check */
+ switch (glarray->Type) {
case GL_INT: return int_types_direct[size];
case GL_SHORT: return short_types_direct[size];
case GL_BYTE: return byte_types_direct[size];
case GL_UNSIGNED_INT: return uint_types_direct[size];
case GL_UNSIGNED_SHORT: return ushort_types_direct[size];
case GL_UNSIGNED_BYTE: return ubyte_types_direct[size];
- default: assert(0); return 0;
+ default: unreachable("not reached");
}
- } else if (normalized) {
- switch (type) {
+ } else if (glarray->Type == GL_UNSIGNED_INT_10F_11F_11F_REV) {
+ return BRW_SURFACEFORMAT_R11G11B10_FLOAT;
+ } else if (glarray->Normalized) {
+ switch (glarray->Type) {
case GL_DOUBLE: return double_types[size];
case GL_FLOAT: return float_types[size];
case GL_HALF_FLOAT: return half_float_types[size];
case GL_UNSIGNED_INT: return uint_types_norm[size];
case GL_UNSIGNED_SHORT: return ushort_types_norm[size];
case GL_UNSIGNED_BYTE:
- if (format == GL_BGRA) {
+ if (glarray->Format == GL_BGRA) {
/* See GL_EXT_vertex_array_bgra */
assert(size == 4);
return BRW_SURFACEFORMAT_B8G8R8A8_UNORM;
else {
return ubyte_types_norm[size];
}
+ case GL_FIXED:
+ if (brw->gen >= 8 || brw->is_haswell)
+ return fixed_point_types[size];
+
+ /* This produces GL_FIXED inputs as values between INT32_MIN and
+ * INT32_MAX, which will be scaled down by 1/65536 by the VS.
+ */
+ return int_types_scale[size];
/* See GL_ARB_vertex_type_2_10_10_10_rev.
* W/A: Pre-Haswell, the hardware doesn't really support the formats we'd
* like to use here, so upload everything as UINT and fix
*/
case GL_INT_2_10_10_10_REV:
assert(size == 4);
- if (intel->gen >= 8 || intel->is_haswell) {
- return format == GL_BGRA
+ if (brw->gen >= 8 || brw->is_haswell) {
+ return glarray->Format == GL_BGRA
? BRW_SURFACEFORMAT_B10G10R10A2_SNORM
: BRW_SURFACEFORMAT_R10G10B10A2_SNORM;
}
return BRW_SURFACEFORMAT_R10G10B10A2_UINT;
case GL_UNSIGNED_INT_2_10_10_10_REV:
assert(size == 4);
- if (intel->gen >= 8 || intel->is_haswell) {
- return format == GL_BGRA
+ if (brw->gen >= 8 || brw->is_haswell) {
+ return glarray->Format == GL_BGRA
? BRW_SURFACEFORMAT_B10G10R10A2_UNORM
: BRW_SURFACEFORMAT_R10G10B10A2_UNORM;
}
return BRW_SURFACEFORMAT_R10G10B10A2_UINT;
- default: assert(0); return 0;
+ default: unreachable("not reached");
}
}
else {
* like to use here, so upload everything as UINT and fix
* it in the shader
*/
- if (type == GL_INT_2_10_10_10_REV) {
+ if (glarray->Type == GL_INT_2_10_10_10_REV) {
assert(size == 4);
- if (intel->gen >= 8 || intel->is_haswell) {
- return format == GL_BGRA
+ if (brw->gen >= 8 || brw->is_haswell) {
+ return glarray->Format == GL_BGRA
? BRW_SURFACEFORMAT_B10G10R10A2_SSCALED
: BRW_SURFACEFORMAT_R10G10B10A2_SSCALED;
}
return BRW_SURFACEFORMAT_R10G10B10A2_UINT;
- } else if (type == GL_UNSIGNED_INT_2_10_10_10_REV) {
+ } else if (glarray->Type == GL_UNSIGNED_INT_2_10_10_10_REV) {
assert(size == 4);
- if (intel->gen >= 8 || intel->is_haswell) {
- return format == GL_BGRA
+ if (brw->gen >= 8 || brw->is_haswell) {
+ return glarray->Format == GL_BGRA
? BRW_SURFACEFORMAT_B10G10R10A2_USCALED
: BRW_SURFACEFORMAT_R10G10B10A2_USCALED;
}
return BRW_SURFACEFORMAT_R10G10B10A2_UINT;
}
- assert(format == GL_RGBA); /* sanity check */
- switch (type) {
+ assert(glarray->Format == GL_RGBA); /* sanity check */
+ switch (glarray->Type) {
case GL_DOUBLE: return double_types[size];
case GL_FLOAT: return float_types[size];
case GL_HALF_FLOAT: return half_float_types[size];
case GL_UNSIGNED_SHORT: return ushort_types_scale[size];
case GL_UNSIGNED_BYTE: return ubyte_types_scale[size];
case GL_FIXED:
- if (intel->gen >= 8 || intel->is_haswell)
+ if (brw->gen >= 8 || brw->is_haswell)
return fixed_point_types[size];
/* This produces GL_FIXED inputs as values between INT32_MIN and
* INT32_MAX, which will be scaled down by 1/65536 by the VS.
*/
return int_types_scale[size];
- default: assert(0); return 0;
+ default: unreachable("not reached");
}
}
}
-
-static GLuint get_size( GLenum type )
-{
- switch (type) {
- case GL_DOUBLE: return sizeof(GLdouble);
- case GL_FLOAT: return sizeof(GLfloat);
- case GL_HALF_FLOAT: return sizeof(GLhalfARB);
- case GL_INT: return sizeof(GLint);
- case GL_SHORT: return sizeof(GLshort);
- case GL_BYTE: return sizeof(GLbyte);
- case GL_UNSIGNED_INT: return sizeof(GLuint);
- case GL_UNSIGNED_SHORT: return sizeof(GLushort);
- case GL_UNSIGNED_BYTE: return sizeof(GLubyte);
- case GL_FIXED: return sizeof(GLuint);
- /* packed formats: always have 4 components, and element size is
- * 4 bytes, so pretend each component is 1 byte.
- */
- case GL_INT_2_10_10_10_REV: return sizeof(GLbyte);
- case GL_UNSIGNED_INT_2_10_10_10_REV: return sizeof(GLubyte);
- default: assert(0); return 0;
- }
-}
-
-static GLuint get_index_type(GLenum type)
+unsigned
+brw_get_index_type(GLenum type)
{
switch (type) {
case GL_UNSIGNED_BYTE: return BRW_INDEX_BYTE;
case GL_UNSIGNED_SHORT: return BRW_INDEX_WORD;
case GL_UNSIGNED_INT: return BRW_INDEX_DWORD;
- default: assert(0); return 0;
+ default: unreachable("not reached");
}
}
* to replicate it out.
*/
if (src_stride == 0) {
- intel_upload_data(&brw->intel, element->glarray->Ptr,
+ intel_upload_data(brw, element->glarray->Ptr,
element->glarray->_ElementSize,
element->glarray->_ElementSize,
&buffer->bo, &buffer->offset);
const unsigned char *src = element->glarray->Ptr + min * src_stride;
int count = max - min + 1;
GLuint size = count * dst_stride;
+ uint8_t *dst = intel_upload_space(brw, size, dst_stride,
+ &buffer->bo, &buffer->offset);
if (dst_stride == src_stride) {
- intel_upload_data(&brw->intel, src, size, dst_stride,
- &buffer->bo, &buffer->offset);
+ memcpy(dst, src, size);
} else {
- char * const map = intel_upload_map(&brw->intel, size, dst_stride);
- char *dst = map;
-
while (count--) {
memcpy(dst, src, dst_stride);
src += src_stride;
dst += dst_stride;
}
- intel_upload_unmap(&brw->intel, map, size, dst_stride,
- &buffer->bo, &buffer->offset);
}
buffer->stride = dst_stride;
}
-static void brw_prepare_vertices(struct brw_context *brw)
+void
+brw_prepare_vertices(struct brw_context *brw)
{
- struct gl_context *ctx = &brw->intel.ctx;
- struct intel_context *intel = intel_context(ctx);
- /* CACHE_NEW_VS_PROG */
+ struct gl_context *ctx = &brw->ctx;
+ /* BRW_NEW_VS_PROG_DATA */
GLbitfield64 vs_inputs = brw->vs.prog_data->inputs_read;
const unsigned char *ptr = NULL;
GLuint interleaved = 0;
* is passed sideband through the fixed function units. So, we need to
* prepare the vertex buffer for it, but it's not present in inputs_read.
*/
- if (intel->gen >= 6 && (ctx->Polygon.FrontMode != GL_FILL ||
+ if (brw->gen >= 6 && (ctx->Polygon.FrontMode != GL_FILL ||
ctx->Polygon.BackMode != GL_FILL)) {
vs_inputs |= VERT_BIT_EDGEFLAG;
}
- /* First build an array of pointers to ve's in vb.inputs_read
- */
if (0)
- printf("%s %d..%d\n", __FUNCTION__, min_index, max_index);
+ fprintf(stderr, "%s %d..%d\n", __FUNCTION__, min_index, max_index);
/* Accumulate the list of enabled arrays. */
brw->vb.nr_enabled = 0;
struct brw_vertex_buffer *buffer = &brw->vb.buffers[j];
/* Named buffer object: Just reference its contents directly. */
- buffer->bo = intel_bufferobj_source(intel,
- intel_buffer, 1,
- &buffer->offset);
- drm_intel_bo_reference(buffer->bo);
- buffer->offset += (uintptr_t)glarray->Ptr;
+ buffer->offset = (uintptr_t)glarray->Ptr;
buffer->stride = glarray->StrideB;
buffer->step_rate = glarray->InstanceDivisor;
+ uint32_t offset, size;
+ if (glarray->InstanceDivisor) {
+ offset = buffer->offset;
+ size = (buffer->stride * ((brw->num_instances /
+ glarray->InstanceDivisor) - 1) +
+ glarray->_ElementSize);
+ } else {
+ if (min_index == -1) {
+ offset = 0;
+ size = intel_buffer->Base.Size;
+ } else {
+ offset = buffer->offset + min_index * buffer->stride;
+ size = (buffer->stride * (max_index - min_index) +
+ glarray->_ElementSize);
+ }
+ }
+ buffer->bo = intel_bufferobj_buffer(brw, intel_buffer,
+ offset, size);
+ drm_intel_bo_reference(buffer->bo);
+
input->buffer = j++;
input->offset = 0;
}
/* 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.
+ * GTT.
*
* The VBO spec allows application termination in this case, and it's
* probably a service to the poor programmer to do so rather than
ptr = glarray->Ptr;
}
else if (interleaved != glarray->StrideB ||
- (uintptr_t)(glarray->Ptr - ptr) > interleaved)
+ glarray->Ptr < ptr ||
+ (uintptr_t)(glarray->Ptr - ptr) + glarray->_ElementSize > interleaved)
{
+ /* If our stride is different from the first attribute's stride,
+ * or if the first attribute's stride didn't cover our element,
+ * disable the interleaved upload optimization. The second case
+ * can most commonly occur in cases where there is a single vertex
+ * and, for example, the data is stored on the application's
+ * stack.
+ *
+ * NOTE: This will also disable the optimization in cases where
+ * the data is in a different order than the array indices.
+ * Something like:
+ *
+ * float data[...];
+ * glVertexAttribPointer(0, 4, GL_FLOAT, 32, &data[4]);
+ * glVertexAttribPointer(1, 4, GL_FLOAT, 32, &data[0]);
+ */
interleaved = 0;
}
brw->vb.start_vertex_bias = -delta;
delta = 0;
}
- if (delta && !brw->intel.intelScreen->relaxed_relocations)
- min_index = delta = 0;
/* Handle any arrays to be uploaded. */
if (nr_uploads > 1) {
brw->vb.nr_buffers = j;
}
+void
+brw_prepare_shader_draw_parameters(struct brw_context *brw)
+{
+ int *gl_basevertex_value;
+ if (brw->draw.indexed) {
+ brw->draw.start_vertex_location += brw->ib.start_vertex_offset;
+ brw->draw.base_vertex_location += brw->vb.start_vertex_bias;
+ gl_basevertex_value = &brw->draw.base_vertex_location;
+ } else {
+ brw->draw.start_vertex_location += brw->vb.start_vertex_bias;
+ gl_basevertex_value = &brw->draw.start_vertex_location;
+ }
+
+ /* For non-indirect draws, upload gl_BaseVertex. */
+ if (brw->vs.prog_data->uses_vertexid && brw->draw.draw_params_bo == NULL) {
+ intel_upload_data(brw, gl_basevertex_value, 4, 4,
+ &brw->draw.draw_params_bo,
+ &brw->draw.draw_params_offset);
+ }
+}
+
+/**
+ * Emit a VERTEX_BUFFER_STATE entry (part of 3DSTATE_VERTEX_BUFFERS).
+ */
+static void
+emit_vertex_buffer_state(struct brw_context *brw,
+ unsigned buffer_nr,
+ drm_intel_bo *bo,
+ unsigned bo_ending_address,
+ unsigned bo_offset,
+ unsigned stride,
+ unsigned step_rate)
+{
+ struct gl_context *ctx = &brw->ctx;
+ uint32_t dw0;
+
+ if (brw->gen >= 6) {
+ dw0 = (buffer_nr << GEN6_VB0_INDEX_SHIFT) |
+ (step_rate ? GEN6_VB0_ACCESS_INSTANCEDATA
+ : GEN6_VB0_ACCESS_VERTEXDATA);
+ } else {
+ dw0 = (buffer_nr << BRW_VB0_INDEX_SHIFT) |
+ (step_rate ? BRW_VB0_ACCESS_INSTANCEDATA
+ : BRW_VB0_ACCESS_VERTEXDATA);
+ }
+
+ if (brw->gen >= 7)
+ dw0 |= GEN7_VB0_ADDRESS_MODIFYENABLE;
+
+ if (brw->gen == 7)
+ dw0 |= GEN7_MOCS_L3 << 16;
+
+ WARN_ONCE(stride >= (brw->gen >= 5 ? 2048 : 2047),
+ "VBO stride %d too large, bad rendering may occur\n",
+ stride);
+ OUT_BATCH(dw0 | (stride << BRW_VB0_PITCH_SHIFT));
+ OUT_RELOC(bo, I915_GEM_DOMAIN_VERTEX, 0, bo_offset);
+ if (brw->gen >= 5) {
+ OUT_RELOC(bo, I915_GEM_DOMAIN_VERTEX, 0, bo_ending_address);
+ } else {
+ OUT_BATCH(0);
+ }
+ OUT_BATCH(step_rate);
+}
+
static void brw_emit_vertices(struct brw_context *brw)
{
- struct gl_context *ctx = &brw->intel.ctx;
- struct intel_context *intel = intel_context(ctx);
- GLuint i, nr_elements;
+ GLuint i;
brw_prepare_vertices(brw);
+ brw_prepare_shader_draw_parameters(brw);
brw_emit_query_begin(brw);
- nr_elements = brw->vb.nr_enabled + brw->vs.prog_data->uses_vertexid;
+ unsigned nr_elements = brw->vb.nr_enabled;
+ if (brw->vs.prog_data->uses_vertexid || brw->vs.prog_data->uses_instanceid)
+ ++nr_elements;
/* If the VS doesn't read any inputs (calculating vertex position from
* a state variable for some reason, for example), emit a single pad
if (nr_elements == 0) {
BEGIN_BATCH(3);
OUT_BATCH((_3DSTATE_VERTEX_ELEMENTS << 16) | 1);
- if (intel->gen >= 6) {
+ if (brw->gen >= 6) {
OUT_BATCH((0 << GEN6_VE0_INDEX_SHIFT) |
GEN6_VE0_VALID |
(BRW_SURFACEFORMAT_R32G32B32A32_FLOAT << BRW_VE0_FORMAT_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));
- CACHED_BATCH();
+ ADVANCE_BATCH();
return;
}
/* Now emit VB and VEP state packets.
*/
- if (brw->vb.nr_buffers) {
- if (intel->gen >= 6) {
- assert(brw->vb.nr_buffers <= 33);
+ unsigned nr_buffers =
+ brw->vb.nr_buffers + brw->vs.prog_data->uses_vertexid;
+
+ if (nr_buffers) {
+ if (brw->gen >= 6) {
+ assert(nr_buffers <= 33);
} else {
- assert(brw->vb.nr_buffers <= 17);
+ assert(nr_buffers <= 17);
}
- BEGIN_BATCH(1 + 4*brw->vb.nr_buffers);
- OUT_BATCH((_3DSTATE_VERTEX_BUFFERS << 16) | (4*brw->vb.nr_buffers - 1));
+ BEGIN_BATCH(1 + 4 * nr_buffers);
+ OUT_BATCH((_3DSTATE_VERTEX_BUFFERS << 16) | (4 * nr_buffers - 1));
for (i = 0; i < brw->vb.nr_buffers; i++) {
struct brw_vertex_buffer *buffer = &brw->vb.buffers[i];
- uint32_t dw0;
-
- if (intel->gen >= 6) {
- dw0 = buffer->step_rate
- ? GEN6_VB0_ACCESS_INSTANCEDATA
- : GEN6_VB0_ACCESS_VERTEXDATA;
- dw0 |= i << GEN6_VB0_INDEX_SHIFT;
- } else {
- dw0 = buffer->step_rate
- ? BRW_VB0_ACCESS_INSTANCEDATA
- : BRW_VB0_ACCESS_VERTEXDATA;
- dw0 |= i << BRW_VB0_INDEX_SHIFT;
- }
+ emit_vertex_buffer_state(brw, i, buffer->bo, buffer->bo->size - 1,
+ buffer->offset, buffer->stride,
+ buffer->step_rate);
- if (intel->gen >= 7)
- dw0 |= GEN7_VB0_ADDRESS_MODIFYENABLE;
+ }
- OUT_BATCH(dw0 | (buffer->stride << BRW_VB0_PITCH_SHIFT));
- OUT_RELOC(buffer->bo, I915_GEM_DOMAIN_VERTEX, 0, buffer->offset);
- if (intel->gen >= 5) {
- OUT_RELOC(buffer->bo, I915_GEM_DOMAIN_VERTEX, 0, buffer->bo->size - 1);
- } else
- OUT_BATCH(0);
- OUT_BATCH(buffer->step_rate);
+ if (brw->vs.prog_data->uses_vertexid) {
+ emit_vertex_buffer_state(brw, brw->vb.nr_buffers,
+ brw->draw.draw_params_bo,
+ brw->draw.draw_params_bo->size - 1,
+ brw->draw.draw_params_offset,
+ 0, /* stride */
+ 0); /* step rate */
}
ADVANCE_BATCH();
}
/* The hardware allows one more VERTEX_ELEMENTS than VERTEX_BUFFERS, presumably
* for VertexID/InstanceID.
*/
- if (intel->gen >= 6) {
+ if (brw->gen >= 6) {
assert(nr_elements <= 34);
} else {
assert(nr_elements <= 18);
OUT_BATCH((_3DSTATE_VERTEX_ELEMENTS << 16) | (2 * nr_elements - 1));
for (i = 0; i < brw->vb.nr_enabled; i++) {
struct brw_vertex_element *input = brw->vb.enabled[i];
- uint32_t format = get_surface_type(intel,
- input->glarray->Type,
- input->glarray->Size,
- input->glarray->Format,
- input->glarray->Normalized,
- input->glarray->Integer);
+ uint32_t format = brw_get_vertex_surface_type(brw, input->glarray);
uint32_t comp0 = BRW_VE1_COMPONENT_STORE_SRC;
uint32_t comp1 = BRW_VE1_COMPONENT_STORE_SRC;
uint32_t comp2 = BRW_VE1_COMPONENT_STORE_SRC;
uint32_t comp3 = BRW_VE1_COMPONENT_STORE_SRC;
- /* The gen4 driver expects edgeflag to come in as a float, and passes
- * that float on to the tests in the clipper. Mesa's current vertex
- * attribute value for EdgeFlag is stored as a float, which works out.
- * glEdgeFlagPointer, on the other hand, gives us an unnormalized
- * integer ubyte. Just rewrite that to convert to a float.
- */
- if (input->attrib == VERT_ATTRIB_EDGEFLAG) {
+ if (input == &brw->vb.inputs[VERT_ATTRIB_EDGEFLAG]) {
/* Gen6+ passes edgeflag as sideband along with the vertex, instead
* of in the VUE. We have to upload it sideband as the last vertex
* element according to the B-Spec.
*/
- if (intel->gen >= 6) {
+ if (brw->gen >= 6) {
gen6_edgeflag_input = input;
continue;
}
-
- if (format == BRW_SURFACEFORMAT_R8_UINT)
- format = BRW_SURFACEFORMAT_R8_SSCALED;
}
switch (input->glarray->Size) {
break;
}
- if (intel->gen >= 6) {
+ if (brw->gen >= 6) {
OUT_BATCH((input->buffer << GEN6_VE0_INDEX_SHIFT) |
GEN6_VE0_VALID |
(format << BRW_VE0_FORMAT_SHIFT) |
(input->offset << BRW_VE0_SRC_OFFSET_SHIFT));
}
- if (intel->gen >= 5)
+ if (brw->gen >= 5)
OUT_BATCH((comp0 << BRW_VE1_COMPONENT_0_SHIFT) |
(comp1 << BRW_VE1_COMPONENT_1_SHIFT) |
(comp2 << BRW_VE1_COMPONENT_2_SHIFT) |
((i * 4) << BRW_VE1_DST_OFFSET_SHIFT));
}
- if (intel->gen >= 6 && gen6_edgeflag_input) {
- uint32_t format = get_surface_type(intel,
- gen6_edgeflag_input->glarray->Type,
- gen6_edgeflag_input->glarray->Size,
- gen6_edgeflag_input->glarray->Format,
- gen6_edgeflag_input->glarray->Normalized,
- gen6_edgeflag_input->glarray->Integer);
+ if (brw->gen >= 6 && gen6_edgeflag_input) {
+ uint32_t format =
+ brw_get_vertex_surface_type(brw, gen6_edgeflag_input->glarray);
OUT_BATCH((gen6_edgeflag_input->buffer << GEN6_VE0_INDEX_SHIFT) |
GEN6_VE0_VALID |
(BRW_VE1_COMPONENT_STORE_0 << BRW_VE1_COMPONENT_3_SHIFT));
}
- if (brw->vs.prog_data->uses_vertexid) {
+ if (brw->vs.prog_data->uses_vertexid || brw->vs.prog_data->uses_instanceid) {
uint32_t dw0 = 0, dw1 = 0;
+ uint32_t comp0 = BRW_VE1_COMPONENT_STORE_0;
+ uint32_t comp1 = BRW_VE1_COMPONENT_STORE_0;
+ uint32_t comp2 = BRW_VE1_COMPONENT_STORE_0;
+ uint32_t comp3 = BRW_VE1_COMPONENT_STORE_0;
+
+ if (brw->vs.prog_data->uses_vertexid) {
+ comp0 = BRW_VE1_COMPONENT_STORE_SRC;
+ comp2 = BRW_VE1_COMPONENT_STORE_VID;
+ }
+
+ if (brw->vs.prog_data->uses_instanceid) {
+ comp3 = BRW_VE1_COMPONENT_STORE_IID;
+ }
- dw1 = ((BRW_VE1_COMPONENT_STORE_VID << BRW_VE1_COMPONENT_0_SHIFT) |
- (BRW_VE1_COMPONENT_STORE_IID << BRW_VE1_COMPONENT_1_SHIFT) |
- (BRW_VE1_COMPONENT_STORE_0 << BRW_VE1_COMPONENT_2_SHIFT) |
- (BRW_VE1_COMPONENT_STORE_0 << BRW_VE1_COMPONENT_3_SHIFT));
+ dw1 = (comp0 << BRW_VE1_COMPONENT_0_SHIFT) |
+ (comp1 << BRW_VE1_COMPONENT_1_SHIFT) |
+ (comp2 << BRW_VE1_COMPONENT_2_SHIFT) |
+ (comp3 << BRW_VE1_COMPONENT_3_SHIFT);
- if (intel->gen >= 6) {
- dw0 |= GEN6_VE0_VALID;
+ if (brw->gen >= 6) {
+ dw0 |= GEN6_VE0_VALID |
+ brw->vb.nr_buffers << GEN6_VE0_INDEX_SHIFT |
+ BRW_SURFACEFORMAT_R32_UINT << BRW_VE0_FORMAT_SHIFT;
} else {
- dw0 |= BRW_VE0_VALID;
+ dw0 |= BRW_VE0_VALID |
+ brw->vb.nr_buffers << BRW_VE0_INDEX_SHIFT |
+ BRW_SURFACEFORMAT_R32_UINT << BRW_VE0_FORMAT_SHIFT;
dw1 |= (i * 4) << BRW_VE1_DST_OFFSET_SHIFT;
}
OUT_BATCH(dw1);
}
- CACHED_BATCH();
+ ADVANCE_BATCH();
}
const struct brw_tracked_state brw_vertices = {
.dirty = {
.mesa = _NEW_POLYGON,
- .brw = BRW_NEW_BATCH | BRW_NEW_VERTICES,
- .cache = CACHE_NEW_VS_PROG,
+ .brw = BRW_NEW_BATCH |
+ BRW_NEW_VERTICES |
+ BRW_NEW_VS_PROG_DATA,
},
.emit = brw_emit_vertices,
};
static void brw_upload_indices(struct brw_context *brw)
{
- struct gl_context *ctx = &brw->intel.ctx;
- struct intel_context *intel = &brw->intel;
+ struct gl_context *ctx = &brw->ctx;
const struct _mesa_index_buffer *index_buffer = brw->ib.ib;
GLuint ib_size;
- drm_intel_bo *bo = NULL;
+ drm_intel_bo *old_bo = brw->ib.bo;
struct gl_buffer_object *bufferobj;
GLuint offset;
GLuint ib_type_size;
if (index_buffer == NULL)
return;
- ib_type_size = get_size(index_buffer->type);
+ ib_type_size = _mesa_sizeof_type(index_buffer->type);
ib_size = ib_type_size * index_buffer->count;
bufferobj = index_buffer->obj;
/* Turn into a proper VBO:
*/
if (!_mesa_is_bufferobj(bufferobj)) {
-
/* Get new bufferobj, offset:
*/
- intel_upload_data(&brw->intel, index_buffer->ptr, ib_size, ib_type_size,
- &bo, &offset);
- brw->ib.start_vertex_offset = offset / ib_type_size;
+ intel_upload_data(brw, index_buffer->ptr, ib_size, ib_type_size,
+ &brw->ib.bo, &offset);
} else {
offset = (GLuint) (unsigned long) index_buffer->ptr;
/* If the index buffer isn't aligned to its element size, we have to
* rebase it into a temporary.
*/
- if ((get_size(index_buffer->type) - 1) & offset) {
- GLubyte *map = ctx->Driver.MapBufferRange(ctx,
- offset,
- ib_size,
- GL_MAP_WRITE_BIT,
- bufferobj);
-
- intel_upload_data(&brw->intel, map, ib_size, ib_type_size,
- &bo, &offset);
- brw->ib.start_vertex_offset = offset / ib_type_size;
-
- ctx->Driver.UnmapBuffer(ctx, bufferobj);
- } else {
- /* 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;
-
- bo = intel_bufferobj_source(intel,
- intel_buffer_object(bufferobj),
- ib_type_size,
- &offset);
- drm_intel_bo_reference(bo);
-
- brw->ib.start_vertex_offset += offset / ib_type_size;
- }
+ if ((ib_type_size - 1) & offset) {
+ perf_debug("copying index buffer to a temporary to work around "
+ "misaligned offset %d\n", offset);
+
+ GLubyte *map = ctx->Driver.MapBufferRange(ctx,
+ offset,
+ ib_size,
+ GL_MAP_READ_BIT,
+ bufferobj,
+ MAP_INTERNAL);
+
+ intel_upload_data(brw, map, ib_size, ib_type_size,
+ &brw->ib.bo, &offset);
+
+ ctx->Driver.UnmapBuffer(ctx, bufferobj, MAP_INTERNAL);
+ } else {
+ drm_intel_bo *bo =
+ intel_bufferobj_buffer(brw, intel_buffer_object(bufferobj),
+ offset, ib_size);
+ if (bo != brw->ib.bo) {
+ drm_intel_bo_unreference(brw->ib.bo);
+ brw->ib.bo = bo;
+ drm_intel_bo_reference(bo);
+ }
+ }
}
- if (brw->ib.bo != bo) {
- drm_intel_bo_unreference(brw->ib.bo);
- brw->ib.bo = bo;
+ /* Use 3DPRIMITIVE'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;
+ if (brw->ib.bo != old_bo)
brw->state.dirty.brw |= BRW_NEW_INDEX_BUFFER;
- } else {
- drm_intel_bo_unreference(bo);
- }
if (index_buffer->type != brw->ib.type) {
brw->ib.type = index_buffer->type;
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 cut_index_setting;
if (index_buffer == NULL)
return;
- if (brw->prim_restart.enable_cut_index && !intel->is_haswell) {
+ if (brw->prim_restart.enable_cut_index && !brw->is_haswell) {
cut_index_setting = BRW_CUT_INDEX_ENABLE;
} else {
cut_index_setting = 0;
BEGIN_BATCH(3);
OUT_BATCH(CMD_INDEX_BUFFER << 16 |
cut_index_setting |
- get_index_type(index_buffer->type) << 8 |
+ brw_get_index_type(index_buffer->type) << 8 |
1);
OUT_RELOC(brw->ib.bo,
I915_GEM_DOMAIN_VERTEX, 0,
const struct brw_tracked_state brw_index_buffer = {
.dirty = {
.mesa = 0,
- .brw = BRW_NEW_BATCH | BRW_NEW_INDEX_BUFFER,
+ .brw = BRW_NEW_BATCH |
+ BRW_NEW_INDEX_BUFFER,
.cache = 0,
},
.emit = brw_emit_index_buffer,
projects / mesa.git / blobdiff