diff options
Diffstat (limited to 'src/mesa/drivers/dri/nouveau/nouveau_texture.c')
| -rw-r--r-- | src/mesa/drivers/dri/nouveau/nouveau_texture.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_texture.c b/src/mesa/drivers/dri/nouveau/nouveau_texture.c index 840bd6fe83..c1b0ddae7b 100644 --- a/src/mesa/drivers/dri/nouveau/nouveau_texture.c +++ b/src/mesa/drivers/dri/nouveau/nouveau_texture.c @@ -27,6 +27,7 @@ #include "nouveau_driver.h" #include "nouveau_context.h" #include "nouveau_texture.h" +#include "nouveau_fbo.h" #include "nouveau_util.h" #include "main/texobj.h" @@ -36,6 +37,7 @@ #include "main/texgetimage.h" #include "main/mipmap.h" #include "main/texfetch.h" +#include "main/teximage.h" static struct gl_texture_object * nouveau_texture_new(GLcontext *ctx, GLuint name, GLenum target) @@ -489,6 +491,57 @@ nouveau_bind_texture(GLcontext *ctx, GLenum target, context_dirty_i(ctx, TEX_ENV, ctx->Texture.CurrentUnit); } +static gl_format +get_texbuffer_format(struct gl_renderbuffer *rb, GLint format) +{ + struct nouveau_surface *s = &to_nouveau_renderbuffer(rb)->surface; + + if (s->cpp < 4) + return s->format; + else if (format == __DRI_TEXTURE_FORMAT_RGBA) + return MESA_FORMAT_ARGB8888; + else + return MESA_FORMAT_XRGB8888; +} + +void +nouveau_set_texbuffer(__DRIcontext *dri_ctx, + GLint target, GLint format, + __DRIdrawable *draw) +{ + struct nouveau_context *nctx = dri_ctx->driverPrivate; + GLcontext *ctx = &nctx->base; + struct gl_framebuffer *fb = draw->driverPrivate; + struct gl_renderbuffer *rb = + fb->Attachment[BUFFER_FRONT_LEFT].Renderbuffer; + struct gl_texture_object *t = _mesa_get_current_tex_object(ctx, target); + struct gl_texture_image *ti; + struct nouveau_surface *s; + + _mesa_lock_texture(ctx, t); + ti = _mesa_get_tex_image(ctx, t, target, 0); + s = &to_nouveau_teximage(ti)->surface; + + /* Update the texture surface with the given drawable. */ + nouveau_update_renderbuffers(dri_ctx, draw); + nouveau_surface_ref(&to_nouveau_renderbuffer(rb)->surface, s); + + /* Update the image fields. */ + _mesa_init_teximage_fields(ctx, target, ti, s->width, s->height, + 1, 0, s->cpp); + ti->RowStride = s->pitch / s->cpp; + ti->TexFormat = s->format = get_texbuffer_format(rb, format); + + /* Try to validate it. */ + if (!validate_teximage(ctx, t, 0, 0, 0, 0, s->width, s->height, 1)) + nouveau_texture_reallocate(ctx, t); + + context_dirty_i(ctx, TEX_OBJ, ctx->Texture.CurrentUnit); + context_dirty_i(ctx, TEX_ENV, ctx->Texture.CurrentUnit); + + _mesa_unlock_texture(ctx, t); +} + static void nouveau_texture_map(GLcontext *ctx, struct gl_texture_object *t) { |