#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
* 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 */
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? */
};
*/
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_* */
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 */
{
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
{
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
{
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;
}