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-rw-r--r--src/mesa/state_tracker/st_cb_accum.c3
-rw-r--r--src/mesa/state_tracker/st_cb_bitmap.c60
-rw-r--r--src/mesa/state_tracker/st_cb_bitmap.h6
-rw-r--r--src/mesa/state_tracker/st_cb_clear.c31
-rw-r--r--src/mesa/state_tracker/st_cb_clear.h3
-rw-r--r--src/mesa/state_tracker/st_cb_drawpixels.c2
-rw-r--r--src/mesa/state_tracker/st_cb_fbo.c2
-rw-r--r--src/mesa/state_tracker/st_cb_flush.c11
-rw-r--r--src/mesa/state_tracker/st_cb_readpixels.c4
-rw-r--r--src/mesa/state_tracker/st_context.h2
10 files changed, 99 insertions, 25 deletions
diff --git a/src/mesa/state_tracker/st_cb_accum.c b/src/mesa/state_tracker/st_cb_accum.c
index cf3a99e7e9..a4e72b48ed 100644
--- a/src/mesa/state_tracker/st_cb_accum.c
+++ b/src/mesa/state_tracker/st_cb_accum.c
@@ -38,6 +38,7 @@
#include "st_cb_accum.h"
#include "st_cb_fbo.h"
#include "st_draw.h"
+#include "st_public.h"
#include "st_format.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
@@ -324,7 +325,7 @@ st_Accum(GLcontext *ctx, GLenum op, GLfloat value)
const GLint height = ctx->DrawBuffer->_Ymax - ypos;
/* make sure color bufs aren't cached */
- pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
+ st_flush( st, PIPE_FLUSH_RENDER_CACHE, NULL );
switch (op) {
case GL_ADD:
diff --git a/src/mesa/state_tracker/st_cb_bitmap.c b/src/mesa/state_tracker/st_cb_bitmap.c
index 73645201cc..bc05ca6a2f 100644
--- a/src/mesa/state_tracker/st_cb_bitmap.c
+++ b/src/mesa/state_tracker/st_cb_bitmap.c
@@ -349,8 +349,7 @@ make_bitmap_texture(GLcontext *ctx, GLsizei width, GLsizei height,
return pt;
}
-
-static void
+static GLuint
setup_bitmap_vertex_data(struct st_context *st,
int x, int y, int width, int height,
float z, const float color[4])
@@ -369,12 +368,18 @@ setup_bitmap_vertex_data(struct st_context *st,
const GLfloat clip_y0 = (GLfloat)(y0 / fb_height * 2.0 - 1.0);
const GLfloat clip_x1 = (GLfloat)(x1 / fb_width * 2.0 - 1.0);
const GLfloat clip_y1 = (GLfloat)(y1 / fb_height * 2.0 - 1.0);
+ const GLuint max_slots = 4096 / sizeof(st->bitmap.vertices);
GLuint i;
- void *buf;
+
+ if (st->bitmap.vbuf_slot >= max_slots) {
+ pipe_buffer_reference(pipe->screen, &st->bitmap.vbuf, NULL);
+ st->bitmap.vbuf_slot = 0;
+ }
if (!st->bitmap.vbuf) {
- st->bitmap.vbuf = pipe_buffer_create(pipe->screen, 32, PIPE_BUFFER_USAGE_VERTEX,
- sizeof(st->bitmap.vertices));
+ st->bitmap.vbuf = pipe_buffer_create(pipe->screen, 32,
+ PIPE_BUFFER_USAGE_VERTEX,
+ max_slots * sizeof(st->bitmap.vertices));
}
/* Positions are in clip coords since we need to do clipping in case
@@ -413,9 +418,19 @@ setup_bitmap_vertex_data(struct st_context *st,
}
/* put vertex data into vbuf */
- buf = pipe_buffer_map(pipe->screen, st->bitmap.vbuf, PIPE_BUFFER_USAGE_CPU_WRITE);
- memcpy(buf, st->bitmap.vertices, sizeof(st->bitmap.vertices));
- pipe_buffer_unmap(pipe->screen, st->bitmap.vbuf);
+ {
+ char *buf = pipe_buffer_map(pipe->screen,
+ st->bitmap.vbuf,
+ PIPE_BUFFER_USAGE_CPU_WRITE);
+
+ memcpy(buf + st->bitmap.vbuf_slot * sizeof st->bitmap.vertices,
+ st->bitmap.vertices,
+ sizeof st->bitmap.vertices);
+
+ pipe_buffer_unmap(pipe->screen, st->bitmap.vbuf);
+ }
+
+ return st->bitmap.vbuf_slot++ * sizeof st->bitmap.vertices;
}
@@ -434,6 +449,7 @@ draw_bitmap_quad(GLcontext *ctx, GLint x, GLint y, GLfloat z,
struct cso_context *cso = ctx->st->cso_context;
struct st_fragment_program *stfp;
GLuint maxSize;
+ GLuint offset;
stfp = combined_bitmap_fragment_program(ctx);
@@ -518,11 +534,11 @@ draw_bitmap_quad(GLcontext *ctx, GLint x, GLint y, GLfloat z,
}
/* draw textured quad */
- setup_bitmap_vertex_data(st, x, y, width, height,
- ctx->Current.RasterPos[2],
- color);
+ offset = setup_bitmap_vertex_data(st, x, y, width, height,
+ ctx->Current.RasterPos[2],
+ color);
- util_draw_vertex_buffer(pipe, st->bitmap.vbuf,
+ util_draw_vertex_buffer(pipe, st->bitmap.vbuf, offset,
PIPE_PRIM_TRIANGLE_FAN,
4, /* verts */
3); /* attribs/vert */
@@ -592,12 +608,12 @@ st_flush_bitmap_cache(struct st_context *st)
struct pipe_screen *screen = pipe->screen;
assert(cache->xmin <= cache->xmax);
- /*
- printf("flush size %d x %d at %d, %d\n",
+
+/* printf("flush size %d x %d at %d, %d\n",
cache->xmax - cache->xmin,
cache->ymax - cache->ymin,
cache->xpos, cache->ypos);
- */
+*/
/* The texture surface has been mapped until now.
* So unmap and release the texture surface before drawing.
@@ -623,6 +639,20 @@ st_flush_bitmap_cache(struct st_context *st)
}
}
+/* Flush bitmap cache and release vertex buffer.
+ */
+void
+st_flush_bitmap( struct st_context *st )
+{
+ st_flush_bitmap_cache(st);
+
+ /* Release vertex buffer to avoid synchronous rendering if we were
+ * to map it in the next frame.
+ */
+ pipe_buffer_reference(st->pipe->screen, &st->bitmap.vbuf, NULL);
+ st->bitmap.vbuf_slot = 0;
+}
+
/**
* Try to accumulate this glBitmap call in the bitmap cache.
diff --git a/src/mesa/state_tracker/st_cb_bitmap.h b/src/mesa/state_tracker/st_cb_bitmap.h
index aae11d34c9..81cf61981d 100644
--- a/src/mesa/state_tracker/st_cb_bitmap.h
+++ b/src/mesa/state_tracker/st_cb_bitmap.h
@@ -42,5 +42,11 @@ st_destroy_bitmap(struct st_context *st);
extern void
st_flush_bitmap_cache(struct st_context *st);
+/* Flush bitmap cache and release vertex buffer. Needed at end of
+ * frame to avoid synchronous rendering.
+ */
+extern void
+st_flush_bitmap(struct st_context *st);
+
#endif /* ST_CB_BITMAP_H */
diff --git a/src/mesa/state_tracker/st_cb_clear.c b/src/mesa/state_tracker/st_cb_clear.c
index bc3055c3fd..b6cea16163 100644
--- a/src/mesa/state_tracker/st_cb_clear.c
+++ b/src/mesa/state_tracker/st_cb_clear.c
@@ -148,12 +148,18 @@ draw_quad(GLcontext *ctx,
{
struct st_context *st = ctx->st;
struct pipe_context *pipe = st->pipe;
+ const GLuint max_slots = 1024 / sizeof(st->clear.vertices);
GLuint i;
void *buf;
+ if (st->clear.vbuf_slot >= max_slots) {
+ pipe_buffer_reference(pipe->screen, &st->clear.vbuf, NULL);
+ st->clear.vbuf_slot = 0;
+ }
+
if (!st->clear.vbuf) {
st->clear.vbuf = pipe_buffer_create(pipe->screen, 32, PIPE_BUFFER_USAGE_VERTEX,
- sizeof(st->clear.vertices));
+ max_slots * sizeof(st->clear.vertices));
}
/* positions */
@@ -181,14 +187,23 @@ draw_quad(GLcontext *ctx,
/* put vertex data into vbuf */
buf = pipe_buffer_map(pipe->screen, st->clear.vbuf, PIPE_BUFFER_USAGE_CPU_WRITE);
- memcpy(buf, st->clear.vertices, sizeof(st->clear.vertices));
+
+ memcpy((char *)buf + st->clear.vbuf_slot * sizeof(st->clear.vertices),
+ st->clear.vertices,
+ sizeof(st->clear.vertices));
+
pipe_buffer_unmap(pipe->screen, st->clear.vbuf);
/* draw */
- util_draw_vertex_buffer(pipe, st->clear.vbuf,
+ util_draw_vertex_buffer(pipe,
+ st->clear.vbuf,
+ st->clear.vbuf_slot * sizeof(st->clear.vertices),
PIPE_PRIM_TRIANGLE_FAN,
4, /* verts */
2); /* attribs/vert */
+
+ /* Increment slot */
+ st->clear.vbuf_slot++;
}
@@ -508,6 +523,16 @@ clear_depth_stencil_buffer(GLcontext *ctx, struct gl_renderbuffer *rb)
}
+void st_flush_clear( struct st_context *st )
+{
+ /* Release vertex buffer to avoid synchronous rendering if we were
+ * to map it in the next frame.
+ */
+ pipe_buffer_reference(st->pipe->screen, &st->clear.vbuf, NULL);
+ st->clear.vbuf_slot = 0;
+}
+
+
/**
* Called via ctx->Driver.Clear()
diff --git a/src/mesa/state_tracker/st_cb_clear.h b/src/mesa/state_tracker/st_cb_clear.h
index f49387747d..bc035ac25c 100644
--- a/src/mesa/state_tracker/st_cb_clear.h
+++ b/src/mesa/state_tracker/st_cb_clear.h
@@ -37,6 +37,9 @@ st_init_clear(struct st_context *st);
extern void
st_destroy_clear(struct st_context *st);
+extern void
+st_flush_clear(struct st_context *st);
+
extern void
st_init_clear_functions(struct dd_function_table *functions);
diff --git a/src/mesa/state_tracker/st_cb_drawpixels.c b/src/mesa/state_tracker/st_cb_drawpixels.c
index 5b24b9f068..32bf21411d 100644
--- a/src/mesa/state_tracker/st_cb_drawpixels.c
+++ b/src/mesa/state_tracker/st_cb_drawpixels.c
@@ -494,7 +494,7 @@ draw_quad(GLcontext *ctx, GLfloat x0, GLfloat y0, GLfloat z,
memcpy(map, verts, sizeof(verts));
pipe_buffer_unmap(pipe->screen, buf);
- util_draw_vertex_buffer(pipe, buf,
+ util_draw_vertex_buffer(pipe, buf, 0,
PIPE_PRIM_QUADS,
4, /* verts */
3); /* attribs/vert */
diff --git a/src/mesa/state_tracker/st_cb_fbo.c b/src/mesa/state_tracker/st_cb_fbo.c
index 00076f61e0..eece7dee11 100644
--- a/src/mesa/state_tracker/st_cb_fbo.c
+++ b/src/mesa/state_tracker/st_cb_fbo.c
@@ -426,7 +426,7 @@ st_finish_render_texture(GLcontext *ctx,
if (!strb)
return;
- ctx->st->pipe->flush(ctx->st->pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
+ st_flush( ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL );
if (strb->surface)
screen->tex_surface_release( screen, &strb->surface );
diff --git a/src/mesa/state_tracker/st_cb_flush.c b/src/mesa/state_tracker/st_cb_flush.c
index cc40467941..072f2e92ad 100644
--- a/src/mesa/state_tracker/st_cb_flush.c
+++ b/src/mesa/state_tracker/st_cb_flush.c
@@ -37,11 +37,14 @@
#include "st_context.h"
#include "st_cb_bitmap.h"
#include "st_cb_flush.h"
+#include "st_cb_clear.h"
#include "st_cb_fbo.h"
#include "st_public.h"
#include "pipe/p_context.h"
#include "pipe/p_defines.h"
#include "pipe/p_winsys.h"
+#include "util/u_gen_mipmap.h"
+#include "util/u_blit.h"
static INLINE GLboolean
@@ -78,7 +81,13 @@ void st_flush( struct st_context *st, uint pipeFlushFlags,
{
FLUSH_VERTICES(st->ctx, 0);
- st_flush_bitmap_cache(st);
+ /* Release any vertex buffers that might potentially be accessed in
+ * successive frames:
+ */
+ st_flush_bitmap(st);
+ st_flush_clear(st);
+ util_blit_flush(st->blit);
+ util_gen_mipmap_flush(st->gen_mipmap);
st->pipe->flush( st->pipe, pipeFlushFlags, fence );
}
diff --git a/src/mesa/state_tracker/st_cb_readpixels.c b/src/mesa/state_tracker/st_cb_readpixels.c
index c801532788..646eaff190 100644
--- a/src/mesa/state_tracker/st_cb_readpixels.c
+++ b/src/mesa/state_tracker/st_cb_readpixels.c
@@ -317,10 +317,8 @@ st_readpixels(GLcontext *ctx, GLint x, GLint y, GLsizei width, GLsizei height,
if (!dest)
return;
- st_flush_bitmap_cache(ctx->st);
-
/* make sure rendering has completed */
- pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, NULL);
+ st_flush(ctx->st, PIPE_FLUSH_RENDER_CACHE, NULL);
if (format == GL_STENCIL_INDEX) {
st_read_stencil_pixels(ctx, x, y, width, height, type, pack, dest);
diff --git a/src/mesa/state_tracker/st_context.h b/src/mesa/state_tracker/st_context.h
index 5bcb87ce20..695ac4a96f 100644
--- a/src/mesa/state_tracker/st_context.h
+++ b/src/mesa/state_tracker/st_context.h
@@ -154,6 +154,7 @@ struct st_context
void *vs;
float vertices[4][3][4]; /**< vertex pos + color + texcoord */
struct pipe_buffer *vbuf;
+ unsigned vbuf_slot; /* next free slot in vbuf */
struct bitmap_cache *cache;
} bitmap;
@@ -173,6 +174,7 @@ struct st_context
void *fs;
float vertices[4][2][4]; /**< vertex pos + color */
struct pipe_buffer *vbuf;
+ unsigned vbuf_slot;
} clear;
void *passthrough_fs; /**< simple pass-through frag shader */
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-01 08:57:01 +0000