diff options
Diffstat (limited to 'src/gallium/state_trackers/vega/vg_tracker.c')
-rw-r--r-- | src/gallium/state_trackers/vega/vg_tracker.c | 64 |
1 files changed, 43 insertions, 21 deletions
diff --git a/src/gallium/state_trackers/vega/vg_tracker.c b/src/gallium/state_trackers/vega/vg_tracker.c index 57d3baad7f..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, @@ -376,12 +398,12 @@ void st_unreference_framebuffer(struct st_framebuffer *stfb) boolean st_make_current(struct vg_context *st, struct st_framebuffer *draw, - struct st_framebuffer *read) + struct st_framebuffer *read, + void *winsys_drawable_handle) { vg_set_current_context(st); - if (st) { + if (st) st->draw_buffer = draw; - } return VG_TRUE; } |