[Mesa-dev] [PATCH v3 1/4] mesa: add support for nvidia conservative rasterization extensions
Rhys Perry
pendingchaos02 at gmail.com
Wed Mar 28 10:35:45 UTC 2018
Although the specs are written against compatibility GL 4.3 and allows core
profile and GLES2+, it is exposed for GL 1.0+ and GLES1 and GLES2+.
---
src/mapi/glapi/gen/gl_API.xml | 47 +++++++++++
src/mapi/glapi/gen/gl_genexec.py | 1 +
src/mesa/Makefile.sources | 2 +
src/mesa/main/attrib.c | 60 +++++++++++---
src/mesa/main/conservativeraster.c | 138 ++++++++++++++++++++++++++++++++
src/mesa/main/conservativeraster.h | 48 +++++++++++
src/mesa/main/context.c | 10 +++
src/mesa/main/dlist.c | 86 ++++++++++++++++++++
src/mesa/main/enable.c | 14 ++++
src/mesa/main/extensions_table.h | 4 +
src/mesa/main/get.c | 3 +
src/mesa/main/get_hash_params.py | 13 +++
src/mesa/main/mtypes.h | 28 ++++++-
src/mesa/main/tests/dispatch_sanity.cpp | 27 +++++++
src/mesa/main/viewport.c | 57 +++++++++++++
src/mesa/main/viewport.h | 6 ++
src/mesa/meson.build | 2 +
17 files changed, 535 insertions(+), 11 deletions(-)
create mode 100644 src/mesa/main/conservativeraster.c
create mode 100644 src/mesa/main/conservativeraster.h
diff --git a/src/mapi/glapi/gen/gl_API.xml b/src/mapi/glapi/gen/gl_API.xml
index 38c1921047..db312370b1 100644
--- a/src/mapi/glapi/gen/gl_API.xml
+++ b/src/mapi/glapi/gen/gl_API.xml
@@ -12871,6 +12871,53 @@
<enum name="CONSERVATIVE_RASTERIZATION_INTEL" value="0x83FE"/>
</category>
+<category name="GL_NV_conservative_raster" number="465">
+ <enum name="CONSERVATIVE_RASTERIZATION_NV" value="0x9346">
+ <size name="Get" mode="get"/>
+ </enum>
+ <enum name="SUBPIXEL_PRECISION_BIAS_X_BITS_NV" value="0x9347">
+ <size name="Get" mode="get"/>
+ </enum>
+ <enum name="SUBPIXEL_PRECISION_BIAS_Y_BITS_NV" value="0x9348">
+ <size name="Get" mode="get"/>
+ </enum>
+ <enum name="MAX_SUBPIXEL_PRECISION_BIAS_BITS_NV" value="0x9349">
+ <size name="Get" mode="get"/>
+ </enum>
+ <function name="SubpixelPrecisionBiasNV" es1="1.0" es2="2.0" no_error="true">
+ <param name="xbits" type="GLuint"/>
+ <param name="ybits" type="GLuint"/>
+ </function>
+</category>
+
+<category name="GL_NV_conservative_raster_dilate" number="480">
+ <enum name="CONSERVATIVE_RASTER_DILATE_NV" value="0x9379">
+ <size name="Get" mode="get"/>
+ </enum>
+ <enum name="CONSERVATIVE_RASTER_DILATE_RANGE_NV" value="0x937A">
+ <size name="Get" mode="get"/>
+ </enum>
+ <enum name="CONSERVATIVE_RASTER_DILATE_GRANULARITY_NV" value="0x937B">
+ <size name="Get" mode="get"/>
+ </enum>
+ <function name="ConservativeRasterParameterfNV" es1="1.0" es2="2.0" no_error="true">
+ <param name="pname" type="GLenum"/>
+ <param name="param" type="GLfloat"/>
+ </function>
+</category>
+
+<category name="GL_NV_conservative_pre_snap_triangles" number="487">
+ <enum name="CONSERVATIVE_RASTER_MODE_NV" value="0x954D">
+ <size name="Get" mode="get"/>
+ </enum>
+ <enum name="CONSERVATIVE_RASTER_MODE_POST_SNAP_NV" value="0x954E"/>
+ <enum name="CONSERVATIVE_RASTER_MODE_PRE_SNAP_TRIANGLES_NV" value="0x954F"/>
+ <function name="ConservativeRasterParameteriNV" es1="1.0" es2="2.0" no_error="true">
+ <param name="pname" type="GLenum"/>
+ <param name="param" type="GLint"/>
+ </function>
+</category>
+
<xi:include href="INTEL_performance_query.xml" xmlns:xi="http://www.w3.org/2001/XInclude"/>
<category name="GL_EXT_polygon_offset_clamp" number="460">
diff --git a/src/mapi/glapi/gen/gl_genexec.py b/src/mapi/glapi/gen/gl_genexec.py
index aaff9f230b..be8013b62b 100644
--- a/src/mapi/glapi/gen/gl_genexec.py
+++ b/src/mapi/glapi/gen/gl_genexec.py
@@ -62,6 +62,7 @@ header = """/**
#include "main/colortab.h"
#include "main/compute.h"
#include "main/condrender.h"
+#include "main/conservativeraster.h"
#include "main/context.h"
#include "main/convolve.h"
#include "main/copyimage.h"
diff --git a/src/mesa/Makefile.sources b/src/mesa/Makefile.sources
index 0446078136..43ec55f580 100644
--- a/src/mesa/Makefile.sources
+++ b/src/mesa/Makefile.sources
@@ -49,6 +49,8 @@ MAIN_FILES = \
main/condrender.c \
main/condrender.h \
main/config.h \
+ main/conservativeraster.c \
+ main/conservativeraster.h \
main/context.c \
main/context.h \
main/convolve.c \
diff --git a/src/mesa/main/attrib.c b/src/mesa/main/attrib.c
index 9d3aa728a1..a8873f2988 100644
--- a/src/mesa/main/attrib.c
+++ b/src/mesa/main/attrib.c
@@ -138,6 +138,9 @@ struct gl_enable_attrib
/* GL_ARB_framebuffer_sRGB / GL_EXT_framebuffer_sRGB */
GLboolean sRGBEnabled;
+
+ /* GL_NV_conservative_raster */
+ GLboolean ConservativeRasterization;
};
@@ -178,6 +181,13 @@ struct texture_state
};
+struct viewport_state
+{
+ struct gl_viewport_attrib ViewportArray[MAX_VIEWPORTS];
+ GLuint SubpixelPrecisionBias[2];
+};
+
+
/** An unused GL_*_BIT value */
#define DUMMY_BIT 0x10000000
@@ -394,6 +404,9 @@ _mesa_PushAttrib(GLbitfield mask)
/* GL_ARB_framebuffer_sRGB / GL_EXT_framebuffer_sRGB */
attr->sRGBEnabled = ctx->Color.sRGBEnabled;
+
+ /* GL_NV_conservative_raster */
+ attr->ConservativeRasterization = ctx->ConservativeRasterization;
}
if (mask & GL_EVAL_BIT) {
@@ -545,11 +558,23 @@ _mesa_PushAttrib(GLbitfield mask)
}
if (mask & GL_VIEWPORT_BIT) {
- if (!push_attrib(ctx, &head, GL_VIEWPORT_BIT,
- sizeof(struct gl_viewport_attrib)
- * ctx->Const.MaxViewports,
- (void*)&ctx->ViewportArray))
+ struct viewport_state *viewstate = CALLOC_STRUCT(viewport_state);
+ if (!viewstate) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glPushAttrib(GL_VIEWPORT_BIT)");
+ goto end;
+ }
+
+ if (!save_attrib_data(&head, GL_VIEWPORT_BIT, viewstate)) {
+ free(viewstate);
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glPushAttrib(GL_VIEWPORT_BIT)");
goto end;
+ }
+
+ memcpy(&viewstate->ViewportArray, &ctx->ViewportArray,
+ sizeof(struct gl_viewport_attrib)*ctx->Const.MaxViewports);
+
+ viewstate->SubpixelPrecisionBias[0] = ctx->NvSubpixelPrecisionBias[0];
+ viewstate->SubpixelPrecisionBias[1] = ctx->NvSubpixelPrecisionBias[1];
}
/* GL_ARB_multisample */
@@ -714,6 +739,13 @@ pop_enable_group(struct gl_context *ctx, const struct gl_enable_attrib *enable)
TEST_AND_UPDATE(ctx->Color.sRGBEnabled, enable->sRGBEnabled,
GL_FRAMEBUFFER_SRGB);
+ /* GL_NV_conservative_raster */
+ if (ctx->Extensions.NV_conservative_raster) {
+ TEST_AND_UPDATE(ctx->ConservativeRasterization,
+ enable->ConservativeRasterization,
+ GL_CONSERVATIVE_RASTERIZATION_NV);
+ }
+
/* texture unit enables */
for (i = 0; i < ctx->Const.MaxTextureUnits; i++) {
const GLbitfield enabled = enable->Texture[i];
@@ -1127,7 +1159,8 @@ _mesa_PopAttrib(void)
ctx->DriverFlags.NewSampleAlphaToXEnable |
ctx->DriverFlags.NewSampleMask |
ctx->DriverFlags.NewScissorTest |
- ctx->DriverFlags.NewStencil;
+ ctx->DriverFlags.NewStencil |
+ ctx->DriverFlags.NewNvConservativeRasterization;
}
break;
case GL_EVAL_BIT:
@@ -1419,13 +1452,20 @@ _mesa_PopAttrib(void)
case GL_VIEWPORT_BIT:
{
unsigned i;
- const struct gl_viewport_attrib *vp;
- vp = (const struct gl_viewport_attrib *) attr->data;
+ const struct viewport_state *viewstate;
+ viewstate = (const struct viewport_state *) attr->data;
for (i = 0; i < ctx->Const.MaxViewports; i++) {
- _mesa_set_viewport(ctx, i, vp[i].X, vp[i].Y, vp[i].Width,
- vp[i].Height);
- _mesa_set_depth_range(ctx, i, vp[i].Near, vp[i].Far);
+ const struct gl_viewport_attrib* vp = &viewstate->ViewportArray[i];
+ _mesa_set_viewport(ctx, i, vp->X, vp->Y, vp->Width,
+ vp->Height);
+ _mesa_set_depth_range(ctx, i, vp->Near, vp->Far);
+ }
+
+ if (ctx->Extensions.NV_conservative_raster) {
+ GLuint biasx = viewstate->SubpixelPrecisionBias[0];
+ GLuint biasy = viewstate->SubpixelPrecisionBias[1];
+ _mesa_SubpixelPrecisionBiasNV(biasx, biasy);
}
}
break;
diff --git a/src/mesa/main/conservativeraster.c b/src/mesa/main/conservativeraster.c
new file mode 100644
index 0000000000..70a07175a2
--- /dev/null
+++ b/src/mesa/main/conservativeraster.c
@@ -0,0 +1,138 @@
+/*
+ * Mesa 3-D graphics library
+ *
+ * Copyright (C) 2018 Rhys Perry
+ *
+ * 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 without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * 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 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 NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
+ */
+
+
+/**
+ * \file conservativeraster.c
+ * glConservativeRasterParameteriNV and glConservativeRasterParameterfNV functions
+ */
+
+#include "conservativeraster.h"
+#include "context.h"
+#include "enums.h"
+
+static void
+conservative_raster_parameter(GLenum pname, GLdouble param,
+ bool no_error, bool integer)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ bool dilate = ctx->Extensions.NV_conservative_raster_dilate;
+ bool pre_snap = ctx->Extensions.NV_conservative_raster_pre_snap_triangles;
+ if (!dilate && !pre_snap) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glSubpixelPrecisionBiasNV");
+ return;
+ }
+
+ if (MESA_VERBOSE & VERBOSE_API)
+ _mesa_debug(ctx, "glConservativeRasterParameter%cNV(%s, %g)\n",
+ integer?'i':'f', _mesa_enum_to_string(pname), param);
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ switch (pname) {
+ case GL_CONSERVATIVE_RASTER_DILATE_NV:
+ {
+ if (!ctx->Extensions.NV_conservative_raster_dilate) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glConservativeRasterParameter%cNV",
+ integer?'i':'f');
+ return;
+ }
+
+ if (param < 0.0) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glConservativeRasterParameter%cNV(param=%g)",
+ integer?'i':'f', param);
+ return;
+ }
+ if (param < ctx->Const.ConservativeRasterDilateRange[0])
+ param = ctx->Const.ConservativeRasterDilateRange[0];
+ if (param > ctx->Const.ConservativeRasterDilateRange[1])
+ param = ctx->Const.ConservativeRasterDilateRange[1];
+ ctx->ConservativeRasterDilate = param;
+ }
+ break;
+ case GL_CONSERVATIVE_RASTER_MODE_NV:
+ {
+ if (!ctx->Extensions.NV_conservative_raster_pre_snap_triangles) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glConservativeRasterParameter%cNV",
+ integer?'i':'f');
+ return;
+ }
+
+ if (param!=GL_CONSERVATIVE_RASTER_MODE_POST_SNAP_NV &&
+ param!=GL_CONSERVATIVE_RASTER_MODE_PRE_SNAP_TRIANGLES_NV) {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glConservativeRasterParameter%cNV(param=%s)",
+ integer?'i':'f', _mesa_enum_to_string(param));
+ return;
+ }
+ ctx->ConservativeRasterMode = param;
+ }
+ break;
+ default:
+ {
+ _mesa_error(ctx, GL_INVALID_ENUM,
+ "glConservativeRasterParameter%cNV(pname=%s)",
+ integer?'i':'f', _mesa_enum_to_string(pname));
+ return;
+ }
+ break;
+ }
+
+ FLUSH_VERTICES(ctx, 0);
+ ctx->NewDriverState |=
+ ctx->DriverFlags.NewNvConservativeRasterizationParams;
+}
+
+void GLAPIENTRY
+_mesa_ConservativeRasterParameteriNV_no_error(GLenum pname, GLint param)
+{
+ conservative_raster_parameter(pname, param, true, true);
+}
+
+void GLAPIENTRY
+_mesa_ConservativeRasterParameteriNV(GLenum pname, GLint param)
+{
+ conservative_raster_parameter(pname, param, false, true);
+}
+
+void GLAPIENTRY
+_mesa_ConservativeRasterParameterfNV_no_error(GLenum pname, GLfloat param)
+{
+ conservative_raster_parameter(pname, param, true, false);
+}
+
+void GLAPIENTRY
+_mesa_ConservativeRasterParameterfNV(GLenum pname, GLfloat param)
+{
+ conservative_raster_parameter(pname, param, false, false);
+}
+
+void
+_mesa_init_conservative_raster(struct gl_context *ctx)
+{
+ ctx->ConservativeRasterDilate = 0.0;
+ ctx->ConservativeRasterMode = GL_CONSERVATIVE_RASTER_MODE_POST_SNAP_NV;
+}
diff --git a/src/mesa/main/conservativeraster.h b/src/mesa/main/conservativeraster.h
new file mode 100644
index 0000000000..1865cfc2a4
--- /dev/null
+++ b/src/mesa/main/conservativeraster.h
@@ -0,0 +1,48 @@
+/*
+ * Mesa 3-D graphics library
+ *
+ * Copyright (C) 2018 Rhys Perry
+ *
+ * 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 without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * 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 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 NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
+ */
+
+
+#ifndef CONSERVATIVERASTER_H
+#define CONSERVATIVERASTER_H
+
+#include "glheader.h"
+
+struct gl_context;
+
+extern void GLAPIENTRY
+_mesa_ConservativeRasterParameteriNV_no_error(GLenum pname, GLint param);
+
+extern void GLAPIENTRY
+_mesa_ConservativeRasterParameteriNV(GLenum pname, GLint param);
+
+extern void GLAPIENTRY
+_mesa_ConservativeRasterParameterfNV_no_error(GLenum pname, GLfloat param);
+
+extern void GLAPIENTRY
+_mesa_ConservativeRasterParameterfNV(GLenum pname, GLfloat param);
+
+extern void
+_mesa_init_conservative_raster(struct gl_context *ctx);
+
+#endif
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index e13343b5e6..9a4bf8d394 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -87,6 +87,7 @@
#include "blend.h"
#include "buffers.h"
#include "bufferobj.h"
+#include "conservativeraster.h"
#include "context.h"
#include "cpuinfo.h"
#include "debug.h"
@@ -739,6 +740,14 @@ _mesa_init_constants(struct gl_constants *consts, gl_api api)
consts->MaxComputeVariableGroupSize[1] = 512;
consts->MaxComputeVariableGroupSize[2] = 64;
consts->MaxComputeVariableGroupInvocations = 512;
+
+ /** GL_NV_conservative_raster */
+ consts->MaxSubpixelPrecisionBiasBits = 0;
+
+ /** GL_NV_conservative_raster_dilate */
+ consts->ConservativeRasterDilateRange[0] = 0.0;
+ consts->ConservativeRasterDilateRange[0] = 0.0;
+ consts->ConservativeRasterDilateGranularity = 0.0;
}
@@ -828,6 +837,7 @@ init_attrib_groups(struct gl_context *ctx)
_mesa_init_bbox( ctx );
_mesa_init_buffer_objects( ctx );
_mesa_init_color( ctx );
+ _mesa_init_conservative_raster( ctx );
_mesa_init_current( ctx );
_mesa_init_depth( ctx );
_mesa_init_debug( ctx );
diff --git a/src/mesa/main/dlist.c b/src/mesa/main/dlist.c
index 2086611aa3..1929cdf2af 100644
--- a/src/mesa/main/dlist.c
+++ b/src/mesa/main/dlist.c
@@ -488,6 +488,15 @@ typedef enum
/* EXT_window_rectangles */
OPCODE_WINDOW_RECTANGLES,
+ /* NV_conservative_raster */
+ OPCODE_SUBPIXEL_PRECISION_BIAS,
+
+ /* NV_conservative_raster_dilate */
+ OPCODE_CONSERVATIVE_RASTER_PARAMETER_F,
+
+ /* NV_conservative_raster_pre_snap_triangles */
+ OPCODE_CONSERVATIVE_RASTER_PARAMETER_I,
+
/* The following three are meta instructions */
OPCODE_ERROR, /* raise compiled-in error */
OPCODE_CONTINUE,
@@ -7928,6 +7937,59 @@ save_WindowRectanglesEXT(GLenum mode, GLsizei count, const GLint *box)
}
}
+
+/** GL_NV_conservative_raster */
+static void GLAPIENTRY
+save_SubpixelPrecisionBiasNV(GLuint xbits, GLuint ybits)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ Node *n;
+ ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
+ n = alloc_instruction(ctx, OPCODE_SUBPIXEL_PRECISION_BIAS, 2);
+ if (n) {
+ n[1].ui = xbits;
+ n[2].ui = ybits;
+ }
+ if (ctx->ExecuteFlag) {
+ CALL_SubpixelPrecisionBiasNV(ctx->Exec, (xbits, ybits));
+ }
+}
+
+/** GL_NV_conservative_raster_dilate */
+static void GLAPIENTRY
+save_ConservativeRasterParameterfNV(GLenum pname, GLfloat param)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ Node *n;
+ ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
+ n = alloc_instruction(ctx, OPCODE_CONSERVATIVE_RASTER_PARAMETER_F, 2);
+ if (n) {
+ n[1].e = pname;
+ n[2].f = param;
+ }
+ if (ctx->ExecuteFlag) {
+ CALL_ConservativeRasterParameterfNV(ctx->Exec, (pname, param));
+ }
+}
+
+/** GL_NV_conservative_raster_pre_snap_triangles */
+static void GLAPIENTRY
+save_ConservativeRasterParameteriNV(GLenum pname, GLint param)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ Node *n;
+ ASSERT_OUTSIDE_SAVE_BEGIN_END_AND_FLUSH(ctx);
+ n = alloc_instruction(ctx, OPCODE_CONSERVATIVE_RASTER_PARAMETER_I, 2);
+ if (n) {
+ n[1].e = pname;
+ n[2].i = param;
+ }
+ if (ctx->ExecuteFlag) {
+ CALL_ConservativeRasterParameteriNV(ctx->Exec, (pname, param));
+ }
+}
+
+
/**
* Save an error-generating command into display list.
*
@@ -9137,6 +9199,21 @@ execute_list(struct gl_context *ctx, GLuint list)
ctx->Exec, (n[1].e, n[2].si, get_pointer(&n[3])));
break;
+ /* GL_NV_conservative_raster */
+ case OPCODE_SUBPIXEL_PRECISION_BIAS:
+ CALL_SubpixelPrecisionBiasNV(ctx->Exec, (n[1].ui, n[2].ui));
+ break;
+
+ /* GL_NV_conservative_raster_dilate */
+ case OPCODE_CONSERVATIVE_RASTER_PARAMETER_F:
+ CALL_ConservativeRasterParameterfNV(ctx->Exec, (n[1].e, n[2].f));
+ break;
+
+ /* GL_NV_conservative_raster_pre_snap_triangles */
+ case OPCODE_CONSERVATIVE_RASTER_PARAMETER_I:
+ CALL_ConservativeRasterParameteriNV(ctx->Exec, (n[1].e, n[2].i));
+ break;
+
case OPCODE_CONTINUE:
n = (Node *) get_pointer(&n[1]);
break;
@@ -10049,6 +10126,15 @@ _mesa_initialize_save_table(const struct gl_context *ctx)
/* GL_EXT_window_rectangles */
SET_WindowRectanglesEXT(table, save_WindowRectanglesEXT);
+
+ /* GL_NV_conservative_raster */
+ SET_SubpixelPrecisionBiasNV(table, save_SubpixelPrecisionBiasNV);
+
+ /* GL_NV_conservative_raster_dilate */
+ SET_ConservativeRasterParameterfNV(table, save_ConservativeRasterParameterfNV);
+
+ /* GL_NV_conservative_raster_pre_snap_triangles */
+ SET_ConservativeRasterParameteriNV(table, save_ConservativeRasterParameteriNV);
}
diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c
index 7625a4c957..84f036071a 100644
--- a/src/mesa/main/enable.c
+++ b/src/mesa/main/enable.c
@@ -482,6 +482,16 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
ctx->DriverFlags.NewIntelConservativeRasterization;
ctx->IntelConservativeRasterization = state;
break;
+ case GL_CONSERVATIVE_RASTERIZATION_NV:
+ if (!_mesa_has_NV_conservative_raster(ctx))
+ goto invalid_enum_error;
+ if (ctx->ConservativeRasterization == state)
+ return;
+ FLUSH_VERTICES(ctx, 0);
+ ctx->NewDriverState |=
+ ctx->DriverFlags.NewNvConservativeRasterization;
+ ctx->ConservativeRasterization = state;
+ break;
case GL_COLOR_LOGIC_OP:
if (!_mesa_is_desktop_gl(ctx) && ctx->API != API_OPENGLES)
goto invalid_enum_error;
@@ -1750,6 +1760,10 @@ _mesa_IsEnabled( GLenum cap )
CHECK_EXTENSION(INTEL_conservative_rasterization);
return ctx->IntelConservativeRasterization;
+ case GL_CONSERVATIVE_RASTERIZATION_NV:
+ CHECK_EXTENSION(NV_conservative_raster);
+ return ctx->ConservativeRasterization;
+
case GL_TILE_RASTER_ORDER_FIXED_MESA:
CHECK_EXTENSION(MESA_tile_raster_order);
return ctx->TileRasterOrderFixed;
diff --git a/src/mesa/main/extensions_table.h b/src/mesa/main/extensions_table.h
index 492f7c3d20..5a57fb7a40 100644
--- a/src/mesa/main/extensions_table.h
+++ b/src/mesa/main/extensions_table.h
@@ -332,6 +332,10 @@ EXT(NVX_gpu_memory_info , NVX_gpu_memory_info
EXT(NV_blend_square , dummy_true , GLL, x , x , x , 1999)
EXT(NV_conditional_render , NV_conditional_render , GLL, GLC, x , x , 2008)
+EXT(NV_conservative_raster , NV_conservative_raster , GLL, GLC, ES1, ES2, 2015)
+EXT(NV_conservative_raster_dilate , NV_conservative_raster_dilate , GLL, GLC, ES1, ES2, 2015)
+EXT(NV_conservative_raster_pre_snap , NV_conservative_raster_pre_snap , GLL, GLC, ES1, ES2, 2017)
+EXT(NV_conservative_raster_pre_snap_triangles, NV_conservative_raster_pre_snap_triangles, GLL, GLC, ES1, ES2, 2015)
EXT(NV_depth_clamp , ARB_depth_clamp , GLL, GLC, x , x , 2001)
EXT(NV_draw_buffers , dummy_true , x , x , x , ES2, 2011)
EXT(NV_fbo_color_attachments , dummy_true , x , x , x , ES2, 2010)
diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c
index 90ab7ca60f..44b7b838a3 100644
--- a/src/mesa/main/get.c
+++ b/src/mesa/main/get.c
@@ -506,6 +506,9 @@ EXTRA_EXT(OES_primitive_bounding_box);
EXTRA_EXT(ARB_compute_variable_group_size);
EXTRA_EXT(KHR_robustness);
EXTRA_EXT(ARB_sparse_buffer);
+EXTRA_EXT(NV_conservative_raster);
+EXTRA_EXT(NV_conservative_raster_dilate);
+EXTRA_EXT(NV_conservative_raster_pre_snap_triangles);
static const int
extra_ARB_color_buffer_float_or_glcore[] = {
diff --git a/src/mesa/main/get_hash_params.py b/src/mesa/main/get_hash_params.py
index f38a87df88..b02ea15754 100644
--- a/src/mesa/main/get_hash_params.py
+++ b/src/mesa/main/get_hash_params.py
@@ -355,6 +355,19 @@ descriptor=[
# GL_ARB_robustness / GL_KHR_robustness
[ "CONTEXT_ROBUST_ACCESS", "CONTEXT_ENUM16(Const.RobustAccess), extra_KHR_robustness" ],
[ "RESET_NOTIFICATION_STRATEGY_ARB", "CONTEXT_ENUM16(Const.ResetStrategy), extra_KHR_robustness_or_GL" ],
+
+# GL_NV_conservative_raster
+ [ "SUBPIXEL_PRECISION_BIAS_X_BITS_NV", "CONTEXT_UINT(NvSubpixelPrecisionBias[0]), extra_NV_conservative_raster" ],
+ [ "SUBPIXEL_PRECISION_BIAS_Y_BITS_NV", "CONTEXT_UINT(NvSubpixelPrecisionBias[1]), extra_NV_conservative_raster" ],
+ [ "MAX_SUBPIXEL_PRECISION_BIAS_BITS_NV", "CONTEXT_UINT(Const.MaxSubpixelPrecisionBiasBits), extra_NV_conservative_raster" ],
+
+# GL_NV_conservative_dilate
+ [ "CONSERVATIVE_RASTER_DILATE_RANGE_NV", "CONTEXT_FLOAT2(Const.ConservativeRasterDilateRange), extra_NV_conservative_raster_dilate" ],
+ [ "CONSERVATIVE_RASTER_DILATE_GRANULARITY_NV", "CONTEXT_FLOAT(Const.ConservativeRasterDilateGranularity), extra_NV_conservative_raster_dilate" ],
+ [ "CONSERVATIVE_RASTER_DILATE_NV", "CONTEXT_FLOAT(ConservativeRasterDilate), extra_NV_conservative_raster_dilate" ],
+
+# GL_NV_conservative_raster_pre_snap_triangles
+ [ "CONSERVATIVE_RASTER_MODE_NV", "CONTEXT_ENUM16(ConservativeRasterMode), extra_NV_conservative_raster_pre_snap_triangles" ],
]},
# GLES3 is not a typo.
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 08db8062ec..2d619e5de2 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -4133,6 +4133,13 @@ struct gl_constants
/** GL_ARB_get_program_binary */
GLuint NumProgramBinaryFormats;
+ /** GL_NV_conservative_raster */
+ GLuint MaxSubpixelPrecisionBiasBits;
+
+ /** GL_NV_conservative_raster_dilate */
+ GLfloat ConservativeRasterDilateRange[2];
+ GLfloat ConservativeRasterDilateGranularity;
+
/** Is the drivers uniform storage packed or padded to 16 bytes. */
bool PackedDriverUniformStorage;
};
@@ -4347,6 +4354,10 @@ struct gl_extensions
GLboolean NV_texture_env_combine4;
GLboolean NV_texture_rectangle;
GLboolean NV_vdpau_interop;
+ GLboolean NV_conservative_raster;
+ GLboolean NV_conservative_raster_dilate;
+ GLboolean NV_conservative_raster_pre_snap_triangles;
+ GLboolean NV_conservative_raster_pre_snap;
GLboolean NVX_gpu_memory_info;
GLboolean TDFX_texture_compression_FXT1;
GLboolean OES_EGL_image;
@@ -4620,6 +4631,17 @@ struct gl_driver_flags
*/
uint64_t NewIntelConservativeRasterization;
+ /**
+ * gl_context::NvConservativeRasterization
+ */
+ uint64_t NewNvConservativeRasterization;
+
+ /**
+ * gl_context::NvConservativeRasterMode/NvConservativeRasterDilate
+ * gl_context::NvSubpixelPrecisionBias
+ */
+ uint64_t NewNvConservativeRasterizationParams;
+
/**
* gl_context::Scissor::WindowRects
*/
@@ -4928,6 +4950,7 @@ struct gl_context
struct gl_texture_attrib Texture; /**< Texture attributes */
struct gl_transform_attrib Transform; /**< Transformation attributes */
struct gl_viewport_attrib ViewportArray[MAX_VIEWPORTS]; /**< Viewport attributes */
+ GLuint NvSubpixelPrecisionBias[2]; /**< Viewport attributes */
/*@}*/
/** \name Client attribute stack */
@@ -5108,7 +5131,10 @@ struct gl_context
GLboolean TextureFormatSupported[MESA_FORMAT_COUNT];
GLboolean RasterDiscard; /**< GL_RASTERIZER_DISCARD */
- GLboolean IntelConservativeRasterization; /**< GL_INTEL_CONSERVATIVE_RASTERIZATION */
+ GLboolean IntelConservativeRasterization; /**< GL_CONSERVATIVE_RASTERIZATION_INTEL */
+ GLboolean ConservativeRasterization; /**< GL_CONSERVATIVE_RASTERIZATION_NV */
+ GLfloat ConservativeRasterDilate;
+ GLenum16 ConservativeRasterMode;
/** Does glVertexAttrib(0) alias glVertex()? */
bool _AttribZeroAliasesVertex;
diff --git a/src/mesa/main/tests/dispatch_sanity.cpp b/src/mesa/main/tests/dispatch_sanity.cpp
index 83a4b04654..b1413907de 100644
--- a/src/mesa/main/tests/dispatch_sanity.cpp
+++ b/src/mesa/main/tests/dispatch_sanity.cpp
@@ -1026,6 +1026,15 @@ const struct function common_desktop_functions_possible[] = {
/* GL_EXT_shader_framebuffer_fetch_non_coherent */
{ "glFramebufferFetchBarrierEXT", 20, -1 },
+ /* GL_NV_conservative_raster */
+ { "glSubpixelPrecisionBiasNV", 10, -1 },
+
+ /* GL_NV_conservative_raster_dilate */
+ { "glConservativeRasterParameterfNV", 10, -1 },
+
+ /* GL_NV_conservative_raster_pre_snap_triangles */
+ { "glConservativeRasterParameteriNV", 10, -1 },
+
{ NULL, 0, -1 }
};
@@ -2185,6 +2194,15 @@ const struct function gles11_functions_possible[] = {
/* GL_EXT_polygon_offset_clamp */
{ "glPolygonOffsetClampEXT", 11, -1 },
+ /* GL_NV_conservative_raster */
+ { "glSubpixelPrecisionBiasNV", 20, -1 },
+
+ /* GL_NV_conservative_raster_dilate */
+ { "glConservativeRasterParameterfNV", 20, -1 },
+
+ /* GL_NV_conservative_raster_pre_snap_triangles */
+ { "glConservativeRasterParameteriNV", 20, -1 },
+
{ NULL, 0, -1 }
};
@@ -2452,6 +2470,15 @@ const struct function gles2_functions_possible[] = {
/* GL_EXT_shader_framebuffer_fetch_non_coherent */
{ "glFramebufferFetchBarrierEXT", 20, -1 },
+ /* GL_NV_conservative_raster */
+ { "glSubpixelPrecisionBiasNV", 20, -1 },
+
+ /* GL_NV_conservative_raster_dilate */
+ { "glConservativeRasterParameterfNV", 20, -1 },
+
+ /* GL_NV_conservative_raster_pre_snap_triangles */
+ { "glConservativeRasterParameteriNV", 20, -1 },
+
{ NULL, 0, -1 }
};
diff --git a/src/mesa/main/viewport.c b/src/mesa/main/viewport.c
index 398cc63685..b1a65e5b4f 100644
--- a/src/mesa/main/viewport.c
+++ b/src/mesa/main/viewport.c
@@ -489,6 +489,9 @@ void _mesa_init_viewport(struct gl_context *ctx)
ctx->ViewportArray[i].Near = 0.0;
ctx->ViewportArray[i].Far = 1.0;
}
+
+ ctx->NvSubpixelPrecisionBias[0] = 0;
+ ctx->NvSubpixelPrecisionBias[1] = 0;
}
@@ -599,3 +602,57 @@ _mesa_get_viewport_xform(struct gl_context *ctx, unsigned i,
translate[2] = n;
}
}
+
+
+static void
+subpixel_precision_bias(struct gl_context *ctx, GLuint xbits, GLuint ybits)
+{
+ if (MESA_VERBOSE & VERBOSE_API)
+ _mesa_debug(ctx, "glSubpixelPrecisionBiasNV(%u, %u)\n", xbits, ybits);
+
+ ctx->NvSubpixelPrecisionBias[0] = xbits;
+ ctx->NvSubpixelPrecisionBias[1] = ybits;
+
+ FLUSH_VERTICES(ctx, 0);
+ ctx->NewDriverState |=
+ ctx->DriverFlags.NewNvConservativeRasterizationParams;
+}
+
+void GLAPIENTRY
+_mesa_SubpixelPrecisionBiasNV_no_error(GLuint xbits, GLuint ybits)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (MESA_VERBOSE & VERBOSE_API)
+ _mesa_debug(ctx, "glSubpixelPrecisionBiasNV(%u, %u)\n", xbits, ybits);
+
+ subpixel_precision_bias(ctx, xbits, ybits);
+}
+
+void GLAPIENTRY
+_mesa_SubpixelPrecisionBiasNV(GLuint xbits, GLuint ybits)
+{
+ GET_CURRENT_CONTEXT(ctx);
+
+ if (MESA_VERBOSE & VERBOSE_API)
+ _mesa_debug(ctx, "glSubpixelPrecisionBiasNV(%u, %u)\n", xbits, ybits);
+
+ ASSERT_OUTSIDE_BEGIN_END(ctx);
+
+ if (!ctx->Extensions.NV_conservative_raster) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "glSubpixelPrecisionBiasNV");
+ return;
+ }
+
+ if (xbits > ctx->Const.MaxSubpixelPrecisionBiasBits) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glSubpixelPrecisionBiasNV");
+ return;
+ }
+
+ if (ybits > ctx->Const.MaxSubpixelPrecisionBiasBits) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glSubpixelPrecisionBiasNV");
+ return;
+ }
+
+ subpixel_precision_bias(ctx, xbits, ybits);
+}
diff --git a/src/mesa/main/viewport.h b/src/mesa/main/viewport.h
index 5860e4f5dc..aca62965b0 100644
--- a/src/mesa/main/viewport.h
+++ b/src/mesa/main/viewport.h
@@ -104,4 +104,10 @@ extern void
_mesa_get_viewport_xform(struct gl_context *ctx, unsigned i,
float scale[3], float translate[3]);
+extern void GLAPIENTRY
+_mesa_SubpixelPrecisionBiasNV_no_error(GLuint xbits, GLuint ybits);
+
+extern void GLAPIENTRY
+_mesa_SubpixelPrecisionBiasNV(GLuint xbits, GLuint ybits);
+
#endif
diff --git a/src/mesa/meson.build b/src/mesa/meson.build
index b74d169377..0aa7beca1f 100644
--- a/src/mesa/meson.build
+++ b/src/mesa/meson.build
@@ -100,6 +100,8 @@ files_libmesa_common = files(
'main/condrender.c',
'main/condrender.h',
'main/config.h',
+ 'main/conservativeraster.c',
+ 'main/conservativeraster.h',
'main/context.c',
'main/context.h',
'main/convolve.c',
--
2.14.3
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