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i915: Made vertex submission eaven faster

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This commit is contained in:
Jakob Bornecrantz 2008-05-27 19:00:16 +02:00
parent 08130512b9
commit cb5e05d99c
5 changed files with 61 additions and 18 deletions
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2
src/gallium/drivers/i915simple/i915_context.h
View file

@ -245,6 +245,8 @@ struct i915_context
/** Vertex buffer */
struct pipe_buffer *vbo;
size_t vbo_offset;
unsigned vbo_flushed;
struct i915_state current;
unsigned hardware_dirty;

1
src/gallium/drivers/i915simple/i915_flush.c
View file

@ -68,6 +68,7 @@ static void i915_flush( struct pipe_context *pipe,
/* If there are no flags, just flush pending commands to hardware:
*/
FLUSH_BATCH(fence);
i915->vbo_flushed = 1;
}

66
src/gallium/drivers/i915simple/i915_prim_vbuf.c
View file

@ -70,6 +70,13 @@ struct i915_vbuf_render {
/** Genereate a vertex list */
unsigned fallback;
/* Stuff for the vbo */
struct pipe_buffer *vbo;
size_t vbo_size;
size_t vbo_offset;
void *vbo_ptr;
size_t vbo_alloc_size;
};
@ -111,14 +118,31 @@ i915_vbuf_render_allocate_vertices( struct vbuf_render *render,
/* FIXME: handle failure */
assert(!i915->vbo);
i915->vbo = winsys->buffer_create(winsys, 64, I915_BUFFER_USAGE_LIT_VERTEX,
size);
if (i915_render->vbo_size > size + i915_render->vbo_offset && !i915->vbo_flushed) {
} else {
i915->vbo_flushed = 0;
pipe_buffer_reference(winsys, &i915_render->vbo, NULL);
}
if (!i915_render->vbo) {
i915_render->vbo_size = MAX2(size, i915_render->vbo_alloc_size);
i915_render->vbo_offset = 0;
i915_render->vbo = winsys->buffer_create(winsys,
64,
I915_BUFFER_USAGE_LIT_VERTEX,
i915_render->vbo_size);
i915_render->vbo_ptr = winsys->buffer_map(winsys,
i915_render->vbo,
PIPE_BUFFER_USAGE_CPU_WRITE);
winsys->buffer_unmap(winsys, i915_render->vbo);
}
i915->vbo = i915_render->vbo;
i915->vbo_offset = i915_render->vbo_offset;
i915->dirty |= I915_NEW_VBO;
return winsys->buffer_map(winsys,
i915->vbo,
PIPE_BUFFER_USAGE_CPU_WRITE);
return i915_render->vbo_ptr + i915->vbo_offset;
}
@ -231,7 +255,6 @@ draw_arrays_fallback( struct vbuf_render *render,
struct pipe_winsys *winsys = i915->pipe.winsys;
unsigned nr_indices;
winsys->buffer_unmap( winsys, i915->vbo );
if (i915->dirty)
i915_update_derived( i915 );
@ -247,6 +270,7 @@ draw_arrays_fallback( struct vbuf_render *render,
*/
i915_update_derived( i915 );
i915_emit_hardware_state( i915 );
i915->vbo_flushed = 1;
if (!BEGIN_BATCH( 1 + (nr_indices + 1)/2, 1 )) {
assert(0);
@ -260,8 +284,9 @@ draw_arrays_fallback( struct vbuf_render *render,
nr_indices );
draw_arrays_generate_indices( render, start, nr, i915_render->fallback );
out:
winsys->buffer_map( winsys, i915->vbo, PIPE_BUFFER_USAGE_CPU_WRITE );
return;
}
static void
@ -353,7 +378,6 @@ i915_vbuf_render_draw( struct vbuf_render *render,
nr_indices = draw_calc_nr_indices( nr_indices, i915_render->fallback );
assert(nr_indices);
winsys->buffer_unmap( winsys, i915->vbo );
if (i915->dirty)
i915_update_derived( i915 );
@ -368,6 +392,7 @@ i915_vbuf_render_draw( struct vbuf_render *render,
*/
i915_update_derived( i915 );
i915_emit_hardware_state( i915 );
i915->vbo_flushed = 1;
if (!BEGIN_BATCH( 1 + (nr_indices + 1)/2, 1 )) {
assert(0);
@ -386,7 +411,6 @@ i915_vbuf_render_draw( struct vbuf_render *render,
i915_render->fallback );
out:
winsys->buffer_map( winsys, i915->vbo, PIPE_BUFFER_USAGE_CPU_WRITE );
return;
}
@ -400,10 +424,13 @@ i915_vbuf_render_release_vertices( struct vbuf_render *render,
struct i915_vbuf_render *i915_render = i915_vbuf_render(render);
struct i915_context *i915 = i915_render->i915;
struct pipe_winsys *winsys = i915->pipe.winsys;
size_t size = (size_t)vertex_size * (size_t)vertices_used;
assert(i915->vbo);
winsys->buffer_unmap(winsys, i915->vbo);
pipe_buffer_reference(winsys, &i915->vbo, NULL);
i915_render->vbo_offset += size;
i915->vbo = NULL;
i915->dirty |= I915_NEW_VBO;
}
@ -422,6 +449,7 @@ static struct vbuf_render *
i915_vbuf_render_create( struct i915_context *i915 )
{
struct i915_vbuf_render *i915_render = CALLOC_STRUCT(i915_vbuf_render);
struct pipe_winsys *winsys = i915->pipe.winsys;
i915_render->i915 = i915;
@ -431,7 +459,7 @@ i915_vbuf_render_create( struct i915_context *i915 )
* batch buffer.
*/
i915_render->base.max_indices = 16*1024;
i915_render->base.get_vertex_info = i915_vbuf_render_get_vertex_info;
i915_render->base.allocate_vertices = i915_vbuf_render_allocate_vertices;
i915_render->base.set_primitive = i915_vbuf_render_set_primitive;
@ -439,7 +467,19 @@ i915_vbuf_render_create( struct i915_context *i915 )
i915_render->base.draw_arrays = i915_vbuf_render_draw_arrays;
i915_render->base.release_vertices = i915_vbuf_render_release_vertices;
i915_render->base.destroy = i915_vbuf_render_destroy;
i915_render->vbo_alloc_size = 128 * 4096;
i915_render->vbo_size = i915_render->vbo_alloc_size;
i915_render->vbo_offset = 0;
i915_render->vbo = winsys->buffer_create(winsys,
64,
I915_BUFFER_USAGE_LIT_VERTEX,
i915_render->vbo_size);
i915_render->vbo_ptr = winsys->buffer_map(winsys,
i915_render->vbo,
PIPE_BUFFER_USAGE_CPU_WRITE);
winsys->buffer_unmap(winsys, i915_render->vbo);
return &i915_render->base;
}

2
src/gallium/drivers/i915simple/i915_state_immediate.c
View file

@ -54,7 +54,7 @@ static void upload_S0S1(struct i915_context *i915)
/* INTEL_NEW_VBO */
/* TODO: re-use vertex buffers here? */
LIS0 = 0;
LIS0 = i915->vbo_offset;
/* INTEL_NEW_VERTEX_SIZE -- do this where the vertex size is calculated!
*/

8
src/gallium/winsys/dri/intel/intel_winsys_pipe.c
View file

@ -224,7 +224,6 @@ intel_i915_surface_alloc_storage(struct pipe_winsys *winsys,
unsigned tex_usage)
{
const unsigned alignment = 64;
//int ret;
surf->width = width;
surf->height = height;
@ -235,7 +234,8 @@ intel_i915_surface_alloc_storage(struct pipe_winsys *winsys,
assert(!surf->buffer);
surf->buffer = winsys->buffer_create(winsys, alignment,
PIPE_BUFFER_USAGE_PIXEL,
surf->pitch * surf->cpp * height);
surf->pitch * surf->cpp * surf->height);
if(!surf->buffer)
return -1;
@ -328,8 +328,8 @@ intel_create_pipe_winsys( int fd, struct _DriFreeSlabManager *fMan )
DRM_BO_FLAG_READ |
DRM_BO_FLAG_WRITE |
DRM_BO_FLAG_MEM_TT,
128,
6, 120, 32 * 4096, 0,
128 * 4096,
1, 120, 128 * 4096 * 4, 0,
fMan);
}