From ace98f09e6e77bba33dd1789506676059bba8e9b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Michel=20D=C3=A4nzer?= Date: Thu, 13 Aug 2009 20:24:09 +0200 Subject: st/dri: Add support for GLX_EXT_texture_from_pixmap with direct rendering. --- src/gallium/state_trackers/dri/dri_drawable.c | 24 ++++++++++++++++++++++++ src/gallium/state_trackers/dri/dri_drawable.h | 6 ++++++ src/gallium/state_trackers/dri/dri_screen.c | 7 +++++++ 3 files changed, 37 insertions(+) diff --git a/src/gallium/state_trackers/dri/dri_drawable.c b/src/gallium/state_trackers/dri/dri_drawable.c index 1d91fbb89f..0a952f7b28 100644 --- a/src/gallium/state_trackers/dri/dri_drawable.c +++ b/src/gallium/state_trackers/dri/dri_drawable.c @@ -204,6 +204,30 @@ dri_get_buffers(__DRIdrawablePrivate * dPriv) st_resize_framebuffer(drawable->stfb, dri_drawable->w, dri_drawable->h); } +/** + * These are used for GLX_EXT_texture_from_pixmap + */ +void dri2_set_tex_buffer2(__DRIcontext *pDRICtx, GLint target, + GLint format, __DRIdrawable *dPriv) +{ + struct dri_drawable *drawable = dri_drawable(dPriv); + struct pipe_surface *ps; + + dri_get_buffers(drawable->dPriv); + st_get_framebuffer_surface(drawable->stfb, ST_SURFACE_FRONT_LEFT, &ps); + + st_bind_texture_surface(ps, target == GL_TEXTURE_2D ? ST_TEXTURE_2D : + ST_TEXTURE_RECT, 0, + format == GLX_TEXTURE_FORMAT_RGBA_EXT ? + PIPE_FORMAT_R8G8B8A8_UNORM : PIPE_FORMAT_R8G8B8X8_UNORM); +} + +void dri2_set_tex_buffer(__DRIcontext *pDRICtx, GLint target, + __DRIdrawable *dPriv) +{ + dri2_set_tex_buffer2(pDRICtx, target, GLX_TEXTURE_FORMAT_RGBA_EXT, dPriv); +} + void dri_flush_frontbuffer(struct pipe_screen *screen, struct pipe_surface *surf, void *context_private) diff --git a/src/gallium/state_trackers/dri/dri_drawable.h b/src/gallium/state_trackers/dri/dri_drawable.h index 2fbd5f1eb7..dfd0b8766d 100644 --- a/src/gallium/state_trackers/dri/dri_drawable.h +++ b/src/gallium/state_trackers/dri/dri_drawable.h @@ -91,6 +91,12 @@ void dri_get_buffers(__DRIdrawablePrivate * dPriv); void dri_destroy_buffer(__DRIdrawablePrivate * dPriv); +void dri2_set_tex_buffer2(__DRIcontext *pDRICtx, GLint target, + GLint glx_texture_format, __DRIdrawable *dPriv); + +void dri2_set_tex_buffer(__DRIcontext *pDRICtx, GLint target, + __DRIdrawable *dPriv); + void dri1_update_drawables(struct dri_context *ctx, struct dri_drawable *draw, struct dri_drawable *read); diff --git a/src/gallium/state_trackers/dri/dri_screen.c b/src/gallium/state_trackers/dri/dri_screen.c index 5f78b7264a..25555128f9 100644 --- a/src/gallium/state_trackers/dri/dri_screen.c +++ b/src/gallium/state_trackers/dri/dri_screen.c @@ -57,12 +57,19 @@ PUBLIC const char __driConfigOptions[] = const uint __driNConfigOptions = 3; +static const __DRItexBufferExtension dri2TexBufferExtension = { + { __DRI_TEX_BUFFER, __DRI_TEX_BUFFER_VERSION }, + dri2_set_tex_buffer, + dri2_set_tex_buffer2, +}; + static const __DRIextension *dri_screen_extensions[] = { &driReadDrawableExtension, &driCopySubBufferExtension.base, &driSwapControlExtension.base, &driFrameTrackingExtension.base, &driMediaStreamCounterExtension.base, + &dri2TexBufferExtension.base, NULL }; -- cgit v1.2.3