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-rw-r--r--src/mesa/drivers/dri/intel_winsys/intel_winsys_pipe.c72
-rw-r--r--src/mesa/pipe/i915simple/i915_surface.c3
-rw-r--r--src/mesa/pipe/p_winsys.h18
-rw-r--r--src/mesa/pipe/softpipe/sp_surface.c4
-rw-r--r--src/mesa/pipe/xlib/xm_winsys.c41
-rw-r--r--src/mesa/state_tracker/st_cb_fbo.c36
6 files changed, 108 insertions, 66 deletions
diff --git a/src/mesa/drivers/dri/intel_winsys/intel_winsys_pipe.c b/src/mesa/drivers/dri/intel_winsys/intel_winsys_pipe.c
index 9c643dd0ba..c7b519d95b 100644
--- a/src/mesa/drivers/dri/intel_winsys/intel_winsys_pipe.c
+++ b/src/mesa/drivers/dri/intel_winsys/intel_winsys_pipe.c
@@ -178,32 +178,11 @@ intel_flush_frontbuffer( struct pipe_winsys *winsys,
}
-static unsigned
-intel_i915_surface_pitch(struct pipe_winsys *winsys,
- unsigned cpp, unsigned width, unsigned flags)
-{
- /* Choose a pitch to match hardware requirements - requires 64 byte
- * alignment of render targets.
- *
- * XXX: is this ok for textures??
- * clearly want to be able to render to textures under some
- * circumstances, but maybe not always a requirement.
- */
-
- /* XXX is the pitch different for textures vs. drawables? */
- if (1/*flags & PIPE_SURFACE_FLAG_TEXTURE*/) /* or PIPE_SURFACE_FLAG_RENDER? */
- return ((cpp * width + 63) & ~63) / cpp;
- else
- return ((cpp * width + 63) & ~63) / cpp;
-}
-
-
static struct pipe_surface *
-intel_i915_surface_alloc(struct pipe_winsys *winsys, enum pipe_format format)
+intel_i915_surface_alloc(struct pipe_winsys *winsys)
{
struct pipe_surface *surf = CALLOC_STRUCT(pipe_surface);
if (surf) {
- surf->format = format;
surf->refcount = 1;
surf->winsys = winsys;
}
@@ -211,6 +190,53 @@ intel_i915_surface_alloc(struct pipe_winsys *winsys, enum pipe_format format)
}
+/**
+ * Round n up to next multiple.
+ */
+static INLINE unsigned
+round_up(unsigned n, unsigned multiple)
+{
+ return (n + multiple - 1) & ~(multiple - 1);
+}
+
+/**
+ * Copied from xm_winsys.c
+ */
+static int
+intel_i915_surface_alloc_storage(struct pipe_winsys *winsys,
+ struct pipe_surface *surf,
+ unsigned width, unsigned height,
+ enum pipe_format format,
+ unsigned flags)
+{
+ const unsigned alignment = 64;
+ int ret;
+
+ surf->width = width;
+ surf->height = height;
+ surf->format = format;
+ surf->cpp = pf_get_size(format);
+ surf->pitch = round_up(width, alignment / surf->cpp);
+
+ assert(!surf->buffer);
+ surf->buffer = winsys->buffer_create(winsys, alignment, 0, 0);
+ if(!surf->buffer)
+ return -1;
+
+ ret = winsys->buffer_data(winsys,
+ surf->buffer,
+ surf->pitch * surf->cpp * height,
+ NULL,
+ 0);
+ if(ret) {
+ winsys->buffer_reference(winsys, &surf->buffer, NULL);
+ return ret;
+ }
+
+ return 0;
+}
+
+
static void
intel_i915_surface_release(struct pipe_winsys *winsys, struct pipe_surface **s)
{
@@ -265,8 +291,8 @@ intel_create_pipe_winsys( int fd )
iws->winsys.flush_frontbuffer = intel_flush_frontbuffer;
iws->winsys.printf = intel_printf;
iws->winsys.get_name = intel_get_name;
- iws->winsys.surface_pitch = intel_i915_surface_pitch;
iws->winsys.surface_alloc = intel_i915_surface_alloc;
+ iws->winsys.surface_alloc_storage = intel_i915_surface_alloc_storage;
iws->winsys.surface_release = intel_i915_surface_release;
if (fd)
diff --git a/src/mesa/pipe/i915simple/i915_surface.c b/src/mesa/pipe/i915simple/i915_surface.c
index bd6fd32704..f93a75b0f0 100644
--- a/src/mesa/pipe/i915simple/i915_surface.c
+++ b/src/mesa/pipe/i915simple/i915_surface.c
@@ -238,11 +238,12 @@ i915_get_tex_surface(struct pipe_context *pipe,
assert(zslice == 0);
}
- ps = pipe->winsys->surface_alloc(pipe->winsys, pt->format);
+ ps = pipe->winsys->surface_alloc(pipe->winsys);
if (ps) {
assert(ps->format);
assert(ps->refcount);
pipe->winsys->buffer_reference(pipe->winsys, &ps->buffer, tex->buffer);
+ ps->format = pt->format;
ps->cpp = pt->cpp;
ps->width = pt->width[level];
ps->height = pt->height[level];
diff --git a/src/mesa/pipe/p_winsys.h b/src/mesa/pipe/p_winsys.h
index 1418af6918..aa9362ec0b 100644
--- a/src/mesa/pipe/p_winsys.h
+++ b/src/mesa/pipe/p_winsys.h
@@ -76,16 +76,16 @@ struct pipe_winsys
const char *, ... );
- /**
- * flags is bitmask of PIPE_SURFACE_FLAG_RENDER, PIPE_SURFACE_FLAG_TEXTURE
- */
- unsigned (*surface_pitch)(struct pipe_winsys *ws, unsigned cpp,
- unsigned with, unsigned flags);
-
/** allocate a new surface (no context dependency) */
- struct pipe_surface *(*surface_alloc)(struct pipe_winsys *ws,
- enum pipe_format format);
-
+ struct pipe_surface *(*surface_alloc)(struct pipe_winsys *ws);
+
+ /** allocate storage for a pipe_surface */
+ int (*surface_alloc_storage)(struct pipe_winsys *ws,
+ struct pipe_surface *surf,
+ unsigned width, unsigned height,
+ enum pipe_format format,
+ unsigned flags);
+
void (*surface_release)(struct pipe_winsys *ws, struct pipe_surface **s);
diff --git a/src/mesa/pipe/softpipe/sp_surface.c b/src/mesa/pipe/softpipe/sp_surface.c
index 55b8b85ef2..3ef3db9f1f 100644
--- a/src/mesa/pipe/softpipe/sp_surface.c
+++ b/src/mesa/pipe/softpipe/sp_surface.c
@@ -576,11 +576,11 @@ softpipe_get_tex_surface(struct pipe_context *pipe,
assert(zslice == 0);
}
- ps = pipe->winsys->surface_alloc(pipe->winsys, pt->format);
+ ps = pipe->winsys->surface_alloc(pipe->winsys);
if (ps) {
- assert(ps->format);
assert(ps->refcount);
pipe->winsys->buffer_reference(pipe->winsys, &ps->buffer, spt->buffer);
+ ps->format = pt->format;
ps->cpp = pt->cpp;
ps->width = pt->width[level];
ps->height = pt->height[level];
diff --git a/src/mesa/pipe/xlib/xm_winsys.c b/src/mesa/pipe/xlib/xm_winsys.c
index b090d8927c..ad31f4498e 100644
--- a/src/mesa/pipe/xlib/xm_winsys.c
+++ b/src/mesa/pipe/xlib/xm_winsys.c
@@ -388,11 +388,38 @@ round_up(unsigned n, unsigned multiple)
return (n + multiple - 1) & ~(multiple - 1);
}
-static unsigned
-xm_surface_pitch(struct pipe_winsys *winsys, unsigned cpp, unsigned width,
- unsigned flags)
+static int
+xm_surface_alloc_storage(struct pipe_winsys *winsys,
+ struct pipe_surface *surf,
+ unsigned width, unsigned height,
+ enum pipe_format format,
+ unsigned flags)
{
- return round_up(width, 64 / cpp);
+ const unsigned alignment = 64;
+ int ret;
+
+ surf->width = width;
+ surf->height = height;
+ surf->format = format;
+ surf->cpp = pf_get_size(format);
+ surf->pitch = round_up(width, alignment / surf->cpp);
+
+ assert(!surf->buffer);
+ surf->buffer = winsys->buffer_create(winsys, alignment, 0, 0);
+ if(!surf->buffer)
+ return -1;
+
+ ret = winsys->buffer_data(winsys,
+ surf->buffer,
+ surf->pitch * surf->cpp * height,
+ NULL,
+ 0);
+ if(ret) {
+ winsys->buffer_reference(winsys, &surf->buffer, NULL);
+ return ret;
+ }
+
+ return 0;
}
@@ -401,14 +428,12 @@ xm_surface_pitch(struct pipe_winsys *winsys, unsigned cpp, unsigned width,
* renderbuffers, etc.
*/
static struct pipe_surface *
-xm_surface_alloc(struct pipe_winsys *ws, enum pipe_format pipeFormat)
+xm_surface_alloc(struct pipe_winsys *ws)
{
struct xmesa_surface *xms = CALLOC_STRUCT(xmesa_surface);
assert(ws);
- assert(pipeFormat);
- xms->surface.format = pipeFormat;
xms->surface.refcount = 1;
xms->surface.winsys = ws;
@@ -463,8 +488,8 @@ xmesa_get_pipe_winsys(void)
ws->buffer_subdata = xm_buffer_subdata;
ws->buffer_get_subdata = xm_buffer_get_subdata;
- ws->surface_pitch = xm_surface_pitch;
ws->surface_alloc = xm_surface_alloc;
+ ws->surface_alloc_storage = xm_surface_alloc_storage;
ws->surface_release = xm_surface_release;
ws->flush_frontbuffer = xm_flush_frontbuffer;
diff --git a/src/mesa/state_tracker/st_cb_fbo.c b/src/mesa/state_tracker/st_cb_fbo.c
index ef6aec6e88..047de412e3 100644
--- a/src/mesa/state_tracker/st_cb_fbo.c
+++ b/src/mesa/state_tracker/st_cb_fbo.c
@@ -90,29 +90,15 @@ st_renderbuffer_alloc_storage(GLcontext * ctx, struct gl_renderbuffer *rb,
uint type = strb->screenSurface ? PIPE_SCREEN_SURFACE : PIPE_SURFACE;
const enum pipe_format pipeFormat
= st_choose_pipe_format(pipe, internalFormat, GL_NONE, GL_NONE, type);
- GLuint cpp;
GLbitfield flags = 0x0; /* XXX needed? */
- cpp = init_renderbuffer_bits(strb, pipeFormat);
- assert(cpp);
-
- if (strb->surface && strb->surface->format != pipeFormat) {
- /* need to change surface types, free this surface */
- pipe_surface_reference(&strb->surface, NULL);
- assert(strb->surface == NULL);
- }
-
if (!strb->surface) {
- strb->surface = pipe->winsys->surface_alloc(pipe->winsys, pipeFormat);
+ strb->surface = pipe->winsys->surface_alloc(pipe->winsys);
assert(strb->surface);
if (!strb->surface)
return GL_FALSE;
- strb->surface->cpp = cpp;
}
- strb->surface->pitch = pipe->winsys->surface_pitch(pipe->winsys, cpp,
- width, flags);
-
/* loop here since mapping is refcounted */
while (strb->surface->map)
pipe_surface_unmap(strb->surface);
@@ -120,20 +106,24 @@ st_renderbuffer_alloc_storage(GLcontext * ctx, struct gl_renderbuffer *rb,
pipe->winsys->buffer_reference(pipe->winsys, &strb->surface->buffer,
NULL);
- /* XXX don't hard-code magic 32 here */
- strb->surface->buffer = pipe->winsys->buffer_create(pipe->winsys, 32, 0, 0);
+ pipe->winsys->surface_alloc_storage(pipe->winsys,
+ strb->surface,
+ width,
+ height,
+ pipeFormat,
+ flags);
if (!strb->surface->buffer)
return GL_FALSE; /* out of memory, try s/w buffer? */
- pipe->winsys->buffer_data(pipe->winsys, strb->surface->buffer,
- strb->surface->pitch * cpp * height, NULL,
- PIPE_BUFFER_USAGE_PIXEL);
-
ASSERT(strb->surface->buffer);
ASSERT(strb->surface->format);
+ ASSERT(strb->surface->cpp);
+ ASSERT(strb->surface->width == width);
+ ASSERT(strb->surface->height == height);
+ ASSERT(strb->surface->pitch);
- strb->Base.Width = strb->surface->width = width;
- strb->Base.Height = strb->surface->height = height;
+ strb->Base.Width = width;
+ strb->Base.Height = height;
return GL_TRUE;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 02:36:40 +0000