diff options
Diffstat (limited to 'src/gallium/include/pipe/p_state.h')
-rw-r--r-- | src/gallium/include/pipe/p_state.h | 47 |
1 files changed, 30 insertions, 17 deletions
diff --git a/src/gallium/include/pipe/p_state.h b/src/gallium/include/pipe/p_state.h index 2187f5b367..60e96b98de 100644 --- a/src/gallium/include/pipe/p_state.h +++ b/src/gallium/include/pipe/p_state.h @@ -60,6 +60,7 @@ extern "C" { #define PIPE_MAX_COLOR_BUFS 8 #define PIPE_MAX_CONSTANT 32 #define PIPE_MAX_SAMPLERS 16 +#define PIPE_MAX_VERTEX_SAMPLERS 16 #define PIPE_MAX_SHADER_INPUTS 16 #define PIPE_MAX_SHADER_OUTPUTS 16 #define PIPE_MAX_TEXTURE_LEVELS 16 @@ -114,11 +115,29 @@ struct pipe_rasterizer_state * the vertex shader, clipping and viewport processing. Note that * a vertex shader is still needed though, to indicate the mapping * from vertex elements to fragment shader input semantics. + * + * XXX: considered for removal. */ unsigned bypass_vs_clip_and_viewport:1; - unsigned flatshade_first:1; /**< take color attribute from the first vertex of a primitive */ - unsigned gl_rasterization_rules:1; /**< enable tweaks for GL rasterization? */ + /** + * Use the first vertex of a primitive as the provoking vertex for + * flat shading. + */ + unsigned flatshade_first:1; + + /** + * When true, triangle rasterization uses (0.5, 0.5) pixel centers + * for determining pixel ownership. + * + * When false, triangle rasterization uses (0,0) pixel centers for + * determining pixel ownership. + * + * Triangle rasterization always uses a 'top,left' rule for pixel + * ownership, this just alters which point we consider the pixel + * center for that test. + */ + unsigned gl_rasterization_rules:1; float line_width; float point_size; /**< used when no per-vertex size */ @@ -179,7 +198,6 @@ struct pipe_depth_state unsigned enabled:1; /**< depth test enabled? */ unsigned writemask:1; /**< allow depth buffer writes? */ unsigned func:3; /**< depth test func (PIPE_FUNC_x) */ - unsigned occlusion_count:1; /**< do occlusion counting? */ }; @@ -298,14 +316,10 @@ struct pipe_surface */ struct pipe_transfer { - enum pipe_format format; /**< PIPE_FORMAT_x */ unsigned x; /**< x offset from start of texture image */ unsigned y; /**< y offset from start of texture image */ unsigned width; /**< logical width in pixels */ unsigned height; /**< logical height in pixels */ - struct pipe_format_block block; - unsigned nblocksx; /**< allocated width in blocks */ - unsigned nblocksy; /**< allocated height in blocks */ unsigned stride; /**< stride in bytes between rows of blocks */ enum pipe_transfer_usage usage; /**< PIPE_TRANSFER_* */ @@ -326,13 +340,9 @@ struct pipe_texture enum pipe_texture_target target; /**< PIPE_TEXTURE_x */ enum pipe_format format; /**< PIPE_FORMAT_x */ - unsigned width[PIPE_MAX_TEXTURE_LEVELS]; - unsigned height[PIPE_MAX_TEXTURE_LEVELS]; - unsigned depth[PIPE_MAX_TEXTURE_LEVELS]; - - struct pipe_format_block block; - unsigned nblocksx[PIPE_MAX_TEXTURE_LEVELS]; /**< allocated width in blocks */ - unsigned nblocksy[PIPE_MAX_TEXTURE_LEVELS]; /**< allocated height in blocks */ + unsigned width0; + unsigned height0; + unsigned depth0; unsigned last_level:8; /**< Index of last mipmap level present/defined */ @@ -382,8 +392,9 @@ pipe_buffer_reference(struct pipe_buffer **ptr, struct pipe_buffer *buf) { struct pipe_buffer *old_buf = *ptr; - if (pipe_reference((struct pipe_reference **)ptr, &buf->reference)) + if (pipe_reference(&(*ptr)->reference, &buf->reference)) old_buf->screen->buffer_destroy(old_buf); + *ptr = buf; } static INLINE void @@ -391,8 +402,9 @@ pipe_surface_reference(struct pipe_surface **ptr, struct pipe_surface *surf) { struct pipe_surface *old_surf = *ptr; - if (pipe_reference((struct pipe_reference **)ptr, &surf->reference)) + if (pipe_reference(&(*ptr)->reference, &surf->reference)) old_surf->texture->screen->tex_surface_destroy(old_surf); + *ptr = surf; } static INLINE void @@ -400,8 +412,9 @@ pipe_texture_reference(struct pipe_texture **ptr, struct pipe_texture *tex) { struct pipe_texture *old_tex = *ptr; - if (pipe_reference((struct pipe_reference **)ptr, &tex->reference)) + if (pipe_reference(&(*ptr)->reference, &tex->reference)) old_tex->screen->texture_destroy(old_tex); + *ptr = tex; } |