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Diffstat (limited to 'src/gallium/state_trackers/vega/vg_tracker.c')
-rw-r--r--src/gallium/state_trackers/vega/vg_tracker.c58
1 files changed, 40 insertions, 18 deletions
diff --git a/src/gallium/state_trackers/vega/vg_tracker.c b/src/gallium/state_trackers/vega/vg_tracker.c
index ea5c2ce41f..f438e34087 100644
--- a/src/gallium/state_trackers/vega/vg_tracker.c
+++ b/src/gallium/state_trackers/vega/vg_tracker.c
@@ -32,6 +32,7 @@
#include "util/u_inlines.h"
#include "pipe/p_screen.h"
#include "util/u_format.h"
+#include "util/u_sampler.h"
#include "util/u_memory.h"
#include "util/u_math.h"
#include "util/u_rect.h"
@@ -41,7 +42,7 @@ PUBLIC const int st_api_OpenVG = 1;
static struct pipe_texture *
create_texture(struct pipe_context *pipe, enum pipe_format format,
- VGint width, VGint height)
+ VGint width, VGint height)
{
struct pipe_texture templ;
@@ -71,6 +72,27 @@ create_texture(struct pipe_context *pipe, enum pipe_format format,
return pipe->screen->texture_create(pipe->screen, &templ);
}
+static struct pipe_sampler_view *
+create_tex_and_view(struct pipe_context *pipe, enum pipe_format format,
+ VGint width, VGint height)
+{
+ struct pipe_texture *texture;
+ struct pipe_sampler_view view_templ;
+ struct pipe_sampler_view *view;
+
+ texture = create_texture(pipe, format, width, height);
+
+ if (!texture)
+ return NULL;
+
+ u_sampler_view_default_template(&view_templ, texture, texture->format);
+ view = pipe->create_sampler_view(pipe, texture, &view_templ);
+ /* want the texture to go away if the view is freed */
+ pipe_texture_reference(&texture, NULL);
+
+ return view;
+}
+
/**
* Allocate a renderbuffer for a an on-screen window (not a user-created
* renderbuffer). The window system code determines the format.
@@ -115,8 +137,8 @@ st_renderbuffer_alloc_storage(struct vg_context * ctx,
surface_usage = (PIPE_BUFFER_USAGE_GPU_READ |
PIPE_BUFFER_USAGE_GPU_WRITE);
- strb->texture = create_texture(pipe, strb->format,
- width, height);
+ strb->texture = create_texture(pipe, strb->format, width, height);
+
if (!strb->texture)
return FALSE;
@@ -191,7 +213,7 @@ struct st_framebuffer * st_create_framebuffer(const void *visual,
/*### currently we always allocate it but it's possible it's
not necessary if EGL_ALPHA_MASK_SIZE was 0
*/
- stfb->alpha_mask = 0;
+ stfb->alpha_mask_view = NULL;
stfb->width = width;
stfb->height = height;
@@ -206,19 +228,19 @@ static void setup_new_alpha_mask(struct vg_context *ctx,
uint width, uint height)
{
struct pipe_context *pipe = ctx->pipe;
- struct pipe_texture *old_texture = stfb->alpha_mask;
+ struct pipe_sampler_view *old_sampler_view = stfb->alpha_mask_view;
/*
we use PIPE_FORMAT_B8G8R8A8_UNORM because we want to render to
this texture and use it as a sampler, so while this wastes some
space it makes both of those a lot simpler
*/
- stfb->alpha_mask =
- create_texture(pipe, PIPE_FORMAT_B8G8R8A8_UNORM, width, height);
+ stfb->alpha_mask_view =
+ create_tex_and_view(pipe, PIPE_FORMAT_B8G8R8A8_UNORM, width, height);
- if (!stfb->alpha_mask) {
- if (old_texture)
- pipe_texture_reference(&old_texture, NULL);
+ if (!stfb->alpha_mask_view) {
+ if (old_sampler_view)
+ pipe_sampler_view_reference(&old_sampler_view, NULL);
return;
}
@@ -228,15 +250,15 @@ static void setup_new_alpha_mask(struct vg_context *ctx,
mask_fill(0, 0, width, height, 1.f);
/* if we had an old surface copy it over */
- if (old_texture) {
+ if (old_sampler_view) {
struct pipe_surface *surface = pipe->screen->get_tex_surface(
pipe->screen,
- stfb->alpha_mask,
+ stfb->alpha_mask_view->texture,
0, 0, 0,
PIPE_BUFFER_USAGE_GPU_WRITE);
struct pipe_surface *old_surface = pipe->screen->get_tex_surface(
pipe->screen,
- old_texture,
+ old_sampler_view->texture,
0, 0, 0,
PIPE_BUFFER_USAGE_GPU_READ);
if (pipe->surface_copy) {
@@ -264,8 +286,8 @@ static void setup_new_alpha_mask(struct vg_context *ctx,
/* Free the old texture
*/
- if (old_texture)
- pipe_texture_reference(&old_texture, NULL);
+ if (old_sampler_view)
+ pipe_sampler_view_reference(&old_sampler_view, NULL);
}
void st_resize_framebuffer(struct st_framebuffer *stfb,
@@ -326,9 +348,9 @@ void st_resize_framebuffer(struct st_framebuffer *stfb,
setup_new_alpha_mask(ctx, stfb, width, height);
- pipe_texture_reference( &stfb->blend_texture, NULL );
- stfb->blend_texture = create_texture(ctx->pipe, PIPE_FORMAT_B8G8R8A8_UNORM,
- width, height);
+ pipe_sampler_view_reference( &stfb->blend_texture_view, NULL );
+ stfb->blend_texture_view = create_tex_and_view(ctx->pipe, PIPE_FORMAT_B8G8R8A8_UNORM,
+ width, height);
}
void st_set_framebuffer_surface(struct st_framebuffer *stfb,