+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2009 VMware, Inc. All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#include "vg_context.h"
-#include "vg_tracker.h"
-#include "mask.h"
-
-#include "pipe/p_context.h"
-#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"
-
-/* advertise OpenVG support */
-PUBLIC const int st_api_OpenVG = 1;
-
-static struct pipe_resource *
-create_texture(struct pipe_context *pipe, enum pipe_format format,
- VGint width, VGint height)
-{
- struct pipe_resource templ;
-
- memset(&templ, 0, sizeof(templ));
-
- if (format != PIPE_FORMAT_NONE) {
- templ.format = format;
- }
- else {
- templ.format = PIPE_FORMAT_B8G8R8A8_UNORM;
- }
-
- templ.target = PIPE_TEXTURE_2D;
- templ.width0 = width;
- templ.height0 = height;
- templ.depth0 = 1;
- templ.last_level = 0;
-
- if (util_format_get_component_bits(format, UTIL_FORMAT_COLORSPACE_ZS, 1)) {
- templ.bind = PIPE_BIND_DEPTH_STENCIL;
- } else {
- templ.bind = (PIPE_BIND_DISPLAY_TARGET |
- PIPE_BIND_RENDER_TARGET |
- PIPE_BIND_SAMPLER_VIEW);
- }
-
- return pipe->screen->resource_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_resource *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_resource_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.
- */
-static struct st_renderbuffer *
-st_new_renderbuffer_fb(enum pipe_format format)
-{
- struct st_renderbuffer *strb;
-
- strb = CALLOC_STRUCT(st_renderbuffer);
- if (!strb) {
- /*_vega_error(NULL, VG_OUT_OF_MEMORY, "creating renderbuffer");*/
- return NULL;
- }
-
- strb->format = format;
-
- return strb;
-}
-
-
-/**
- * This is called to allocate the original drawing surface, and
- * during window resize.
- */
-static VGboolean
-st_renderbuffer_alloc_storage(struct vg_context * ctx,
- struct st_renderbuffer *strb,
- VGuint width, VGuint height)
-{
- struct pipe_context *pipe = ctx->pipe;
- unsigned surface_usage;
-
- /* Free the old surface and texture
- */
- pipe_surface_reference(&strb->surface, NULL);
- pipe_resource_reference(&strb->texture, NULL);
-
-
- /* Probably need dedicated flags for surface usage too:
- */
- surface_usage = (PIPE_BIND_RENDER_TARGET |
- PIPE_BIND_BLIT_SOURCE |
- PIPE_BIND_BLIT_DESTINATION);
-
- strb->texture = create_texture(pipe, strb->format, width, height);
-
-
- if (!strb->texture)
- return FALSE;
-
- strb->surface = pipe->screen->get_tex_surface(pipe->screen,
- strb->texture,
- 0, 0, 0,
- surface_usage);
- strb->width = width;
- strb->height = height;
-
- assert(strb->surface->width == width);
- assert(strb->surface->height == height);
-
- return strb->surface != NULL;
-}
-
-struct vg_context * st_create_context(struct pipe_context *pipe,
- const void *visual,
- struct vg_context *share)
-{
- struct vg_context *ctx = vg_create_context(pipe, visual, share);
- /*debug_printf("--------- CREATE CONTEXT %p\n", ctx);*/
- return ctx;
-}
-
-void st_destroy_context(struct vg_context *st)
-{
- /*debug_printf("--------- DESTROY CONTEXT %p\n", st);*/
- vg_destroy_context(st);
-}
-
-void st_copy_context_state(struct vg_context *dst, struct vg_context *src,
- uint mask)
-{
- fprintf(stderr, "FIXME: %s\n", __FUNCTION__);
-}
-
-void st_get_framebuffer_dimensions(struct st_framebuffer *stfb,
- uint *width,
- uint *height)
-{
- *width = stfb->strb->width;
- *height = stfb->strb->height;
-}
-
-struct st_framebuffer * st_create_framebuffer(const void *visual,
- enum pipe_format colorFormat,
- enum pipe_format depthFormat,
- enum pipe_format stencilFormat,
- uint width, uint height,
- void *privateData)
-{
- struct st_framebuffer *stfb = CALLOC_STRUCT(st_framebuffer);
- if (stfb) {
- struct st_renderbuffer *rb =
- st_new_renderbuffer_fb(colorFormat);
- stfb->strb = rb;
-#if 0
- if (doubleBuffer) {
- struct st_renderbuffer *rb =
- st_new_renderbuffer_fb(colorFormat);
- }
-#endif
-
- /* we want to combine the depth/stencil */
- if (stencilFormat == depthFormat)
- stfb->dsrb = st_new_renderbuffer_fb(stencilFormat);
- else
- stfb->dsrb = st_new_renderbuffer_fb(PIPE_FORMAT_Z24_UNORM_S8_USCALED);
-
- /*### currently we always allocate it but it's possible it's
- not necessary if EGL_ALPHA_MASK_SIZE was 0
- */
- stfb->alpha_mask_view = NULL;
-
- stfb->width = width;
- stfb->height = height;
- stfb->privateData = privateData;
- }
-
- return stfb;
-}
-
-static void setup_new_alpha_mask(struct vg_context *ctx,
- struct st_framebuffer *stfb,
- uint width, uint height)
-{
- struct pipe_context *pipe = ctx->pipe;
- 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_view =
- create_tex_and_view(pipe, PIPE_FORMAT_B8G8R8A8_UNORM, width, height);
-
- if (!stfb->alpha_mask_view) {
- if (old_sampler_view)
- pipe_sampler_view_reference(&old_sampler_view, NULL);
- return;
- }
-
- vg_validate_state(ctx);
-
- /* alpha mask starts with 1.f alpha */
- mask_fill(0, 0, width, height, 1.f);
-
- /* if we had an old surface copy it over */
- if (old_sampler_view) {
- struct pipe_surface *surface = pipe->screen->get_tex_surface(
- pipe->screen,
- stfb->alpha_mask_view->texture,
- 0, 0, 0,
- PIPE_BIND_RENDER_TARGET |
- PIPE_BIND_BLIT_DESTINATION);
- struct pipe_surface *old_surface = pipe->screen->get_tex_surface(
- pipe->screen,
- old_sampler_view->texture,
- 0, 0, 0,
- PIPE_BIND_BLIT_SOURCE);
- if (pipe->surface_copy) {
- pipe->surface_copy(pipe,
- surface,
- 0, 0,
- old_surface,
- 0, 0,
- MIN2(old_surface->width, width),
- MIN2(old_surface->height, height));
- } else {
- util_surface_copy(pipe, FALSE,
- surface,
- 0, 0,
- old_surface,
- 0, 0,
- MIN2(old_surface->width, width),
- MIN2(old_surface->height, height));
- }
- if (surface)
- pipe_surface_reference(&surface, NULL);
- if (old_surface)
- pipe_surface_reference(&old_surface, NULL);
- }
-
- /* Free the old texture
- */
- if (old_sampler_view)
- pipe_sampler_view_reference(&old_sampler_view, NULL);
-}
-
-void st_resize_framebuffer(struct st_framebuffer *stfb,
- uint width, uint height)
-{
- struct vg_context *ctx = vg_current_context();
- struct st_renderbuffer *strb = stfb->strb;
- struct pipe_framebuffer_state *state;
-
- if (!ctx)
- return;
-
- state = &ctx->state.g3d.fb;
-
- /* If this is a noop, exit early and don't do the clear, etc below.
- */
- if (stfb->width == width &&
- stfb->height == height &&
- state->zsbuf)
- return;
-
- stfb->width = width;
- stfb->height = height;
-
- if (strb->width != width || strb->height != height)
- st_renderbuffer_alloc_storage(ctx, strb,
- width, height);
-
- if (stfb->dsrb->width != width || stfb->dsrb->height != height)
- st_renderbuffer_alloc_storage(ctx, stfb->dsrb,
- width, height);
-
- {
- VGuint i;
-
- memset(state, 0, sizeof(struct pipe_framebuffer_state));
-
- state->width = width;
- state->height = height;
-
- state->nr_cbufs = 1;
- state->cbufs[0] = strb->surface;
- for (i = 1; i < PIPE_MAX_COLOR_BUFS; ++i)
- state->cbufs[i] = 0;
-
- state->zsbuf = stfb->dsrb->surface;
-
- cso_set_framebuffer(ctx->cso_context, state);
- }
-
- ctx->state.dirty |= VIEWPORT_DIRTY;
- ctx->state.dirty |= DEPTH_STENCIL_DIRTY;/*to reset the scissors*/
-
- ctx->pipe->clear(ctx->pipe, PIPE_CLEAR_DEPTHSTENCIL,
- NULL, 0.0, 0);
-
- /* we need all the other state already set */
-
- setup_new_alpha_mask(ctx, stfb, 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,
- uint surfIndex, struct pipe_surface *surf)
-{
- struct st_renderbuffer *rb = stfb->strb;
-
- /* unreference existing surfaces */
- pipe_surface_reference( &rb->surface, NULL );
- pipe_resource_reference( &rb->texture, NULL );
-
- /* reference new ones */
- pipe_surface_reference( &rb->surface, surf );
- pipe_resource_reference( &rb->texture, surf->texture );
-
- rb->width = surf->width;
- rb->height = surf->height;
-}
-
-int st_get_framebuffer_surface(struct st_framebuffer *stfb,
- uint surfIndex, struct pipe_surface **surf)
-{
- struct st_renderbuffer *rb = stfb->strb;
- *surf = rb->surface;
- return VG_TRUE;
-}
-
-int st_get_framebuffer_texture(struct st_framebuffer *stfb,
- uint surfIndex, struct pipe_resource **tex)
-{
- struct st_renderbuffer *rb = stfb->strb;
- *tex = rb->texture;
- return VG_TRUE;
-}
-
-void * st_framebuffer_private(struct st_framebuffer *stfb)
-{
- return stfb->privateData;
-}
-
-void st_unreference_framebuffer(struct st_framebuffer *stfb)
-{
- /* FIXME */
-}
-
-boolean st_make_current(struct vg_context *st,
- struct st_framebuffer *draw,
- struct st_framebuffer *read,
- void *winsys_drawable_handle)
-{
- vg_set_current_context(st);
- if (st)
- st->draw_buffer = draw;
- return VG_TRUE;
-}
-
-struct vg_context *st_get_current(void)
-{
- return vg_current_context();
-}
-
-void st_flush(struct vg_context *st, uint pipeFlushFlags,
- struct pipe_fence_handle **fence)
-{
- st->pipe->flush(st->pipe, pipeFlushFlags, fence);
-}
-
-void st_finish(struct vg_context *st)
-{
- struct pipe_fence_handle *fence = NULL;
-
- st_flush(st, PIPE_FLUSH_RENDER_CACHE, &fence);
-
- st->pipe->screen->fence_finish(st->pipe->screen, fence, 0);
- st->pipe->screen->fence_reference(st->pipe->screen, &fence, NULL);
-}
-
-void st_notify_swapbuffers(struct st_framebuffer *stfb)
-{
- struct vg_context *ctx = vg_current_context();
- if (ctx && ctx->draw_buffer == stfb) {
- st_flush(ctx,
- PIPE_FLUSH_RENDER_CACHE |
- PIPE_FLUSH_SWAPBUFFERS |
- PIPE_FLUSH_FRAME,
- NULL);
- }
-}
-
-void st_notify_swapbuffers_complete(struct st_framebuffer *stfb)
-{
-}
-
-int st_bind_texture_surface(struct pipe_surface *ps, int target, int level,
- enum pipe_format format)
-{
- return 0;
-}
-
-int st_unbind_texture_surface(struct pipe_surface *ps, int target, int level)
-{
- return 0;
-}
-
-st_proc st_get_proc_address(const char *procname)
-{
- return NULL;
-}
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2009 VMware, Inc. All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
- * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
- * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
- * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- **************************************************************************/
-
-#ifndef VG_TRACKER_H
-#define VG_TRACKER_H
-
-#include "VG/openvg.h"
-
-#include "pipe/p_compiler.h"
-#include "pipe/p_format.h"
-
-#define ST_SURFACE_FRONT_LEFT 0
-#define ST_SURFACE_BACK_LEFT 1
-#define ST_SURFACE_FRONT_RIGHT 2
-#define ST_SURFACE_BACK_RIGHT 3
-#define ST_SURFACE_DEPTH 8
-
-struct vg_context;
-struct st_framebuffer;
-struct pipe_context;
-struct pipe_fence_handle;
-struct pipe_surface;
-
-
-PUBLIC
-struct vg_context *st_create_context(struct pipe_context *pipe,
- const void *visual,
- struct vg_context *share);
-
-PUBLIC
-void st_destroy_context( struct vg_context *st );
-
-PUBLIC
-void st_copy_context_state(struct vg_context *dst, struct vg_context *src,
- uint mask);
-
-PUBLIC
-struct st_framebuffer *st_create_framebuffer(const void *visual,
- enum pipe_format colorFormat,
- enum pipe_format depthFormat,
- enum pipe_format stencilFormat,
- uint width, uint height,
- void *privateData);
-
-PUBLIC
-void st_resize_framebuffer(struct st_framebuffer *stfb,
- uint width, uint height);
-
-PUBLIC
-void st_set_framebuffer_surface(struct st_framebuffer *stfb,
- uint surfIndex, struct pipe_surface *surf);
-
-PUBLIC
-void st_get_framebuffer_dimensions( struct st_framebuffer *stfb,
- uint *width, uint *height);
-
-PUBLIC
-int st_bind_texture_surface(struct pipe_surface *ps, int target, int level,
- enum pipe_format format);
-
-PUBLIC
-int st_unbind_texture_surface(struct pipe_surface *ps, int target, int level);
-
-PUBLIC
-int st_get_framebuffer_surface(struct st_framebuffer *stfb,
- uint surfIndex, struct pipe_surface **surf);
-
-PUBLIC
-int st_get_framebuffer_texture(struct st_framebuffer *stfb,
- uint surfIndex, struct pipe_resource **tex);
-
-PUBLIC
-void *st_framebuffer_private(struct st_framebuffer *stfb);
-
-PUBLIC
-void st_unreference_framebuffer(struct st_framebuffer *stfb);
-
-PUBLIC
-boolean st_make_current(struct vg_context *st,
- struct st_framebuffer *draw,
- struct st_framebuffer *read,
- void *winsys_drawable_handle);
-
-PUBLIC
-struct vg_context *st_get_current(void);
-
-PUBLIC
-void st_flush(struct vg_context *st, uint pipeFlushFlags,
- struct pipe_fence_handle **fence);
-PUBLIC
-void st_finish(struct vg_context *st);
-
-PUBLIC
-void st_notify_swapbuffers(struct st_framebuffer *stfb);
-PUBLIC
-void st_notify_swapbuffers_complete(struct st_framebuffer *stfb);
-
-
-/** Generic function type */
-typedef void (*st_proc)();
-
-PUBLIC
-st_proc st_get_proc_address(const char *procname);
-
-#endif
projects / mesa.git / commitdiff