On this patch, we port:
- brw_polygon_stipple
- brw_polygon_stipple_offset
- brw_line_stipple
- brw_drawing_rect
The original code is still left behind because it is being used by
gen4-5.
Signed-off-by: Rafael Antognolli <rafael.antogno...@intel.com>
---
src/mesa/drivers/dri/i965/Makefile.sources | 1 +-
src/mesa/drivers/dri/i965/brw_state.h | 1 +-
src/mesa/drivers/dri/i965/gen6_viewport_state.c | 60 +-----
src/mesa/drivers/dri/i965/genX_state_upload.c | 187 +++++++++++++++--
4 files changed, 174 insertions(+), 75 deletions(-)
delete mode 100644 src/mesa/drivers/dri/i965/gen6_viewport_state.c
diff --git a/src/mesa/drivers/dri/i965/Makefile.sources
b/src/mesa/drivers/dri/i965/Makefile.sources
index 2323fed..d4b3584 100644
--- a/src/mesa/drivers/dri/i965/Makefile.sources
+++ b/src/mesa/drivers/dri/i965/Makefile.sources
@@ -88,7 +88,6 @@ i965_FILES = \
gen6_scissor_state.c \
gen6_sol.c \
gen6_urb.c \
- gen6_viewport_state.c \
gen7_cs_state.c \
gen7_l3_state.c \
gen7_misc_state.c \
diff --git a/src/mesa/drivers/dri/i965/brw_state.h
b/src/mesa/drivers/dri/i965/brw_state.h
index 8260856..55448b5 100644
--- a/src/mesa/drivers/dri/i965/brw_state.h
+++ b/src/mesa/drivers/dri/i965/brw_state.h
@@ -114,7 +114,6 @@ extern const struct brw_tracked_state gen6_sampler_state;
extern const struct brw_tracked_state gen6_sol_surface;
extern const struct brw_tracked_state gen6_sf_vp;
extern const struct brw_tracked_state gen6_urb;
-extern const struct brw_tracked_state gen6_viewport_state;
extern const struct brw_tracked_state gen7_depthbuffer;
extern const struct brw_tracked_state gen7_l3_state;
extern const struct brw_tracked_state gen7_push_constant_space;
diff --git a/src/mesa/drivers/dri/i965/gen6_viewport_state.c
b/src/mesa/drivers/dri/i965/gen6_viewport_state.c
deleted file mode 100644
index e3968b1..0000000
--- a/src/mesa/drivers/dri/i965/gen6_viewport_state.c
+++ /dev/null
@@ -1,60 +0,0 @@
-/*
- * Copyright © 2009 Intel Corporation
- *
- * 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 (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 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.
- *
- * Authors:
- * Eric Anholt <e...@anholt.net>
- *
- */
-
-#include "brw_context.h"
-#include "brw_state.h"
-#include "brw_defines.h"
-#include "intel_batchbuffer.h"
-#include "main/fbobject.h"
-#include "main/framebuffer.h"
-#include "main/viewport.h"
-
-static void upload_viewport_state_pointers(struct brw_context *brw)
-{
- BEGIN_BATCH(4);
- OUT_BATCH(_3DSTATE_VIEWPORT_STATE_POINTERS << 16 | (4 - 2) |
- GEN6_CC_VIEWPORT_MODIFY |
- GEN6_SF_VIEWPORT_MODIFY |
- GEN6_CLIP_VIEWPORT_MODIFY);
- OUT_BATCH(brw->clip.vp_offset);
- OUT_BATCH(brw->sf.vp_offset);
- OUT_BATCH(brw->cc.vp_offset);
- ADVANCE_BATCH();
-}
-
-const struct brw_tracked_state gen6_viewport_state = {
- .dirty = {
- .mesa = 0,
- .brw = BRW_NEW_BATCH |
- BRW_NEW_BLORP |
- BRW_NEW_CC_VP |
- BRW_NEW_CLIP_VP |
- BRW_NEW_SF_VP |
- BRW_NEW_STATE_BASE_ADDRESS,
- },
- .emit = upload_viewport_state_pointers,
-};
diff --git a/src/mesa/drivers/dri/i965/genX_state_upload.c
b/src/mesa/drivers/dri/i965/genX_state_upload.c
index bfe8a7b..47b46a7 100644
--- a/src/mesa/drivers/dri/i965/genX_state_upload.c
+++ b/src/mesa/drivers/dri/i965/genX_state_upload.c
@@ -3624,6 +3624,167 @@ static const struct brw_tracked_state
genX(color_calc_state) = {
/* ---------------------------------------------------------------------- */
+/**
+ * Polygon stipple packet
+ */
+static void
+genX(upload_polygon_stipple)(struct brw_context *brw)
+{
+ struct gl_context *ctx = &brw->ctx;
+ GLuint i;
+
+ /* _NEW_POLYGON */
+ if (!ctx->Polygon.StippleFlag)
+ return;
+
+ brw_batch_emit(brw, GENX(3DSTATE_POLY_STIPPLE_PATTERN), poly) {
+ /* Polygon stipple is provided in OpenGL order, i.e. bottom
+ * row first. If we're rendering to a window (i.e. the
+ * default frame buffer object, 0), then we need to invert
+ * it to match our pixel layout. But if we're rendering
+ * to a FBO (i.e. any named frame buffer object), we *don't*
+ * need to invert - we already match the layout.
+ */
+ if (_mesa_is_winsys_fbo(ctx->DrawBuffer)) {
+ for (i = 0; i < 32; i++)
+ poly.PatternRow[i] = ctx->PolygonStipple[31 - i]; /* invert */
+ } else {
+ for (i = 0; i < 32; i++)
+ poly.PatternRow[i] = ctx->PolygonStipple[i];
+ }
+ }
+}
+
+static const struct brw_tracked_state genX(polygon_stipple) = {
+ .dirty = {
+ .mesa = _NEW_POLYGON |
+ _NEW_POLYGONSTIPPLE,
+ .brw = BRW_NEW_CONTEXT,
+ },
+ .emit = genX(upload_polygon_stipple),
+};
+
+/**
+ * Polygon stipple offset packet
+ */
+static void
+genX(upload_polygon_stipple_offset)(struct brw_context *brw)
+{
+ struct gl_context *ctx = &brw->ctx;
+
+ /* _NEW_POLYGON */
+ if (!ctx->Polygon.StippleFlag)
+ return;
+
+ brw_batch_emit(brw, GENX(3DSTATE_POLY_STIPPLE_OFFSET), poly) {
+ /* _NEW_BUFFERS
+ *
+ * If we're drawing to a system window we have to invert the Y axis
+ * in order to match the OpenGL pixel coordinate system, and our
+ * offset must be matched to the window position. If we're drawing
+ * to a user-created FBO then our native pixel coordinate system
+ * works just fine, and there's no window system to worry about.
+ */
+ if (_mesa_is_winsys_fbo(ctx->DrawBuffer))
+ poly.PolygonStippleYOffset =
+ (32 - (_mesa_geometric_height(ctx->DrawBuffer) & 31)) & 31;
+ }
+}
+
+static const struct brw_tracked_state genX(polygon_stipple_offset) = {
+ .dirty = {
+ .mesa = _NEW_BUFFERS |
+ _NEW_POLYGON,
+ .brw = BRW_NEW_CONTEXT,
+ },
+ .emit = genX(upload_polygon_stipple_offset),
+};
+
+/**
+ * Line stipple packet
+ */
+static void
+genX(upload_line_stipple)(struct brw_context *brw)
+{
+ struct gl_context *ctx = &brw->ctx;
+ GLfloat tmp;
+
+ if (!ctx->Line.StippleFlag)
+ return;
+
+ brw_batch_emit(brw, GENX(3DSTATE_LINE_STIPPLE), line) {
+ line.LineStipplePattern = ctx->Line.StipplePattern;
+
+ tmp = 1.0f / ctx->Line.StippleFactor;
+ line.LineStippleInverseRepeatCount = tmp;
+ line.LineStippleRepeatCount = ctx->Line.StippleFactor;
+ }
+}
+
+static const struct brw_tracked_state genX(line_stipple) = {
+ .dirty = {
+ .mesa = _NEW_LINE,
+ .brw = BRW_NEW_CONTEXT,
+ },
+ .emit = genX(upload_line_stipple),
+};
+
+/* Constant single cliprect for framebuffer object or DRI2 drawing */
+static void
+genX(upload_drawing_rect)(struct brw_context *brw)
+{
+ struct gl_context *ctx = &brw->ctx;
+ const struct gl_framebuffer *fb = ctx->DrawBuffer;
+ const unsigned int fb_width = _mesa_geometric_width(fb);
+ const unsigned int fb_height = _mesa_geometric_height(fb);
+
+ brw_batch_emit(brw, GENX(3DSTATE_DRAWING_RECTANGLE), rect) {
+ rect.ClippedDrawingRectangleXMax = (fb_width - 1) & 0xffff;
+ rect.ClippedDrawingRectangleYMax = (fb_height - 1) & 0xffff;
+ }
+}
+
+static const struct brw_tracked_state genX(drawing_rect) = {
+ .dirty = {
+ .mesa = _NEW_BUFFERS,
+ .brw = BRW_NEW_BLORP |
+ BRW_NEW_CONTEXT,
+ },
+ .emit = genX(upload_drawing_rect),
+};
+
+/* ---------------------------------------------------------------------- */
+
+#if GEN_GEN == 6
+static void
+genX(upload_viewport_state_pointers)(struct brw_context *brw)
+{
+ brw_batch_emit(brw, GENX(3DSTATE_VIEWPORT_STATE_POINTERS), vp) {
+ vp.CCViewportStateChange = 1;
+ vp.SFViewportStateChange = 1;
+ vp.CLIPViewportStateChange = 1;
+ vp.PointertoCLIP_VIEWPORT = brw->clip.vp_offset;
+ vp.PointertoSF_VIEWPORT = brw->sf.vp_offset;
+ vp.PointertoCC_VIEWPORT = brw->cc.vp_offset;
+ }
+}
+
+static const struct brw_tracked_state genX(viewport_state) = {
+ .dirty = {
+ .mesa = 0,
+ .brw = BRW_NEW_BATCH |
+ BRW_NEW_BLORP |
+ BRW_NEW_CC_VP |
+ BRW_NEW_CLIP_VP |
+ BRW_NEW_SF_VP |
+ BRW_NEW_STATE_BASE_ADDRESS,
+ },
+ .emit = genX(upload_viewport_state_pointers),
+};
+#endif
+
+/* ---------------------------------------------------------------------- */
+
void
genX(init_atoms)(struct brw_context *brw)
{
@@ -3635,7 +3796,7 @@ genX(init_atoms)(struct brw_context *brw)
/* Command packets: */
&brw_cc_vp,
- &gen6_viewport_state, /* must do after *_vp stages */
+ &genX(viewport_state), /* must do after *_vp stages */
&gen6_urb,
&genX(blend_state), /* must do before cc unit */
@@ -3681,12 +3842,12 @@ genX(init_atoms)(struct brw_context *brw)
&brw_depthbuffer,
- &brw_polygon_stipple,
- &brw_polygon_stipple_offset,
+ &genX(polygon_stipple),
+ &genX(polygon_stipple_offset),
- &brw_line_stipple,
+ &genX(line_stipple),
- &brw_drawing_rect,
+ &genX(drawing_rect),
&brw_indices, /* must come before brw_vertices */
&brw_index_buffer,
@@ -3769,12 +3930,12 @@ genX(init_atoms)(struct brw_context *brw)
&gen7_depthbuffer,
- &brw_polygon_stipple,
- &brw_polygon_stipple_offset,
+ &genX(polygon_stipple),
+ &genX(polygon_stipple_offset),
- &brw_line_stipple,
+ &genX(line_stipple),
- &brw_drawing_rect,
+ &genX(drawing_rect),
&brw_indices, /* must come before brw_vertices */
&brw_index_buffer,
@@ -3860,12 +4021,12 @@ genX(init_atoms)(struct brw_context *brw)
&gen7_depthbuffer,
- &brw_polygon_stipple,
- &brw_polygon_stipple_offset,
+ &genX(polygon_stipple),
+ &genX(polygon_stipple_offset),
- &brw_line_stipple,
+ &genX(line_stipple),
- &brw_drawing_rect,
+ &genX(drawing_rect),
&gen8_vf_topology,
--
git-series 0.9.1
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