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-rw-r--r--src/gallium/drivers/i915/i915_clear.c2
-rw-r--r--src/gallium/drivers/i915/i915_context.c7
-rw-r--r--src/gallium/drivers/i915/i915_context.h6
-rw-r--r--src/gallium/drivers/i915/i915_surface.c103
4 files changed, 103 insertions, 15 deletions
diff --git a/src/gallium/drivers/i915/i915_clear.c b/src/gallium/drivers/i915/i915_clear.c
index b5d6d8a01a3..d11361b675f 100644
--- a/src/gallium/drivers/i915/i915_clear.c
+++ b/src/gallium/drivers/i915/i915_clear.c
@@ -40,7 +40,7 @@
#include "i915_resource.h"
#include "i915_state.h"
-static void
+void
i915_clear_emit(struct pipe_context *pipe, unsigned buffers, const float *rgba,
double depth, unsigned stencil,
unsigned destx, unsigned desty, unsigned width, unsigned height)
diff --git a/src/gallium/drivers/i915/i915_context.c b/src/gallium/drivers/i915/i915_context.c
index 0af62a34651..f1a14bc259e 100644
--- a/src/gallium/drivers/i915/i915_context.c
+++ b/src/gallium/drivers/i915/i915_context.c
@@ -103,6 +103,9 @@ static void i915_destroy(struct pipe_context *pipe)
int i;
draw_destroy(i915->draw);
+
+ if (i915->blitter)
+ util_blitter_destroy(i915->blitter);
if(i915->batch)
i915->iws->batchbuffer_destroy(i915->batch);
@@ -167,6 +170,10 @@ i915_create_context(struct pipe_screen *screen, void *priv)
draw_install_aaline_stage(i915->draw, &i915->base);
draw_install_aapoint_stage(i915->draw, &i915->base);
+ /* Create blitter last - calls state creation functions. */
+ i915->blitter = util_blitter_create(&i915->base);
+ assert(i915->blitter);
+
i915->dirty = ~0;
i915->hardware_dirty = ~0;
i915->immediate_dirty = ~0;
diff --git a/src/gallium/drivers/i915/i915_context.h b/src/gallium/drivers/i915/i915_context.h
index ed3fb4796b3..96abaf3f23a 100644
--- a/src/gallium/drivers/i915/i915_context.h
+++ b/src/gallium/drivers/i915/i915_context.h
@@ -38,6 +38,7 @@
#include "tgsi/tgsi_scan.h"
#include "util/u_slab.h"
+#include "util/u_blitter.h"
struct i915_winsys;
@@ -239,6 +240,8 @@ struct i915_context {
struct i915_winsys_batchbuffer *batch;
+ struct blitter_context* blitter;
+
/** Vertex buffer */
struct i915_winsys_buffer *vbo;
size_t vbo_offset;
@@ -332,6 +335,9 @@ void i915_clear_blitter(struct pipe_context *pipe, unsigned buffers, const float
double depth, unsigned stencil);
void i915_clear_render(struct pipe_context *pipe, unsigned buffers, const float *rgba,
double depth, unsigned stencil);
+void i915_clear_emit(struct pipe_context *pipe, unsigned buffers, const float *rgba,
+ double depth, unsigned stencil,
+ unsigned destx, unsigned desty, unsigned width, unsigned height);
/***********************************************************************
diff --git a/src/gallium/drivers/i915/i915_surface.c b/src/gallium/drivers/i915/i915_surface.c
index 5df370eb0b0..5dcb6c2ee7f 100644
--- a/src/gallium/drivers/i915/i915_surface.c
+++ b/src/gallium/drivers/i915/i915_surface.c
@@ -27,6 +27,7 @@
#include "i915_surface.h"
#include "i915_resource.h"
+#include "i915_state.h"
#include "i915_blit.h"
#include "i915_reg.h"
#include "i915_screen.h"
@@ -37,6 +38,75 @@
#include "util/u_memory.h"
#include "util/u_pack_color.h"
+/*
+ * surface functions using the render engine
+ */
+
+static void
+i915_clear_render_target_render(struct pipe_context *pipe,
+ struct pipe_surface *dst,
+ const float *rgba,
+ unsigned dstx, unsigned dsty,
+ unsigned width, unsigned height)
+{
+ struct i915_context *i915 = i915_context(pipe);
+ struct pipe_framebuffer_state fb_state;
+
+ util_blitter_save_framebuffer(i915->blitter, &i915->framebuffer);
+
+ fb_state.width = dst->width;
+ fb_state.height = dst->height;
+ fb_state.nr_cbufs = 1;
+ fb_state.cbufs[0] = dst;
+ fb_state.zsbuf = NULL;
+ pipe->set_framebuffer_state(pipe, &fb_state);
+
+ if (i915->dirty)
+ i915_update_derived(i915);
+
+ i915_clear_emit(pipe, PIPE_CLEAR_COLOR, rgba, 0.0, 0x0,
+ dstx, dsty, width, height);
+
+ pipe->set_framebuffer_state(pipe, &i915->blitter->saved_fb_state);
+ util_unreference_framebuffer_state(&i915->blitter->saved_fb_state);
+ i915->blitter->saved_fb_state.nr_cbufs = ~0;
+}
+
+static void
+i915_clear_depth_stencil_render(struct pipe_context *pipe,
+ struct pipe_surface *dst,
+ unsigned clear_flags,
+ double depth,
+ unsigned stencil,
+ unsigned dstx, unsigned dsty,
+ unsigned width, unsigned height)
+{
+ struct i915_context *i915 = i915_context(pipe);
+ struct pipe_framebuffer_state fb_state;
+
+ util_blitter_save_framebuffer(i915->blitter, &i915->framebuffer);
+
+ fb_state.width = dst->width;
+ fb_state.height = dst->height;
+ fb_state.nr_cbufs = 0;
+ fb_state.zsbuf = dst;
+ pipe->set_framebuffer_state(pipe, &fb_state);
+
+ if (i915->dirty)
+ i915_update_derived(i915);
+
+ i915_clear_emit(pipe, clear_flags & PIPE_CLEAR_DEPTHSTENCIL,
+ NULL, depth, stencil,
+ dstx, dsty, width, height);
+
+ pipe->set_framebuffer_state(pipe, &i915->blitter->saved_fb_state);
+ util_unreference_framebuffer_state(&i915->blitter->saved_fb_state);
+ i915->blitter->saved_fb_state.nr_cbufs = ~0;
+}
+
+/*
+ * surface functions using the blitter
+ */
/* Assumes all values are within bounds -- no checking at this level -
* do it higher up if required.
@@ -82,11 +152,11 @@ i915_surface_copy(struct pipe_context *pipe,
static void
-i915_clear_render_target(struct pipe_context *pipe,
- struct pipe_surface *dst,
- const float *rgba,
- unsigned dstx, unsigned dsty,
- unsigned width, unsigned height)
+i915_clear_render_target_blitter(struct pipe_context *pipe,
+ struct pipe_surface *dst,
+ const float *rgba,
+ unsigned dstx, unsigned dsty,
+ unsigned width, unsigned height)
{
struct i915_texture *tex = i915_texture(dst->texture);
struct pipe_resource *pt = &tex->b.b;
@@ -108,13 +178,13 @@ i915_clear_render_target(struct pipe_context *pipe,
}
static void
-i915_clear_depth_stencil(struct pipe_context *pipe,
- struct pipe_surface *dst,
- unsigned clear_flags,
- double depth,
- unsigned stencil,
- unsigned dstx, unsigned dsty,
- unsigned width, unsigned height)
+i915_clear_depth_stencil_blitter(struct pipe_context *pipe,
+ struct pipe_surface *dst,
+ unsigned clear_flags,
+ double depth,
+ unsigned stencil,
+ unsigned dstx, unsigned dsty,
+ unsigned width, unsigned height)
{
struct i915_texture *tex = i915_texture(dst->texture);
struct pipe_resource *pt = &tex->b.b;
@@ -193,8 +263,13 @@ void
i915_init_surface_functions(struct i915_context *i915)
{
i915->base.resource_copy_region = i915_surface_copy;
- i915->base.clear_render_target = i915_clear_render_target;
- i915->base.clear_depth_stencil = i915_clear_depth_stencil;
+ if (i915_screen(i915->base.screen)->debug.use_blitter) {
+ i915->base.clear_render_target = i915_clear_render_target_blitter;
+ i915->base.clear_depth_stencil = i915_clear_depth_stencil_blitter;
+ } else {
+ i915->base.clear_render_target = i915_clear_render_target_render;
+ i915->base.clear_depth_stencil = i915_clear_depth_stencil_render;
+ }
i915->base.create_surface = i915_create_surface;
i915->base.surface_destroy = i915_surface_destroy;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-21 08:58:27 +0000