#include "gallivm/lp_bld_type.h"
#include "gallivm/lp_bld_swizzle.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
struct pipe_resource;
struct pipe_sampler_view;
struct pipe_sampler_state;
+struct pipe_image_view;
struct util_format_description;
struct lp_type;
struct lp_build_context;
/**
- * Sampler static state.
+ * Helper struct holding all derivatives needed for sampling
+ */
+struct lp_derivatives
+{
+ LLVMValueRef ddx[3];
+ LLVMValueRef ddy[3];
+};
+
+
+enum lp_sampler_lod_property {
+ LP_SAMPLER_LOD_SCALAR,
+ LP_SAMPLER_LOD_PER_ELEMENT,
+ LP_SAMPLER_LOD_PER_QUAD
+};
+
+
+enum lp_sampler_lod_control {
+ LP_SAMPLER_LOD_IMPLICIT,
+ LP_SAMPLER_LOD_BIAS,
+ LP_SAMPLER_LOD_EXPLICIT,
+ LP_SAMPLER_LOD_DERIVATIVES,
+};
+
+
+enum lp_sampler_op_type {
+ LP_SAMPLER_OP_TEXTURE,
+ LP_SAMPLER_OP_FETCH,
+ LP_SAMPLER_OP_GATHER,
+ LP_SAMPLER_OP_LODQ
+};
+
+
+#define LP_SAMPLER_SHADOW (1 << 0)
+#define LP_SAMPLER_OFFSETS (1 << 1)
+#define LP_SAMPLER_OP_TYPE_SHIFT 2
+#define LP_SAMPLER_OP_TYPE_MASK (3 << 2)
+#define LP_SAMPLER_LOD_CONTROL_SHIFT 4
+#define LP_SAMPLER_LOD_CONTROL_MASK (3 << 4)
+#define LP_SAMPLER_LOD_PROPERTY_SHIFT 6
+#define LP_SAMPLER_LOD_PROPERTY_MASK (3 << 6)
+#define LP_SAMPLER_GATHER_COMP_SHIFT 8
+#define LP_SAMPLER_GATHER_COMP_MASK (3 << 8)
+#define LP_SAMPLER_FETCH_MS (1 << 10)
+
+struct lp_sampler_params
+{
+ struct lp_type type;
+ unsigned texture_index;
+ unsigned sampler_index;
+ LLVMValueRef texture_index_offset;
+ unsigned sample_key;
+ LLVMValueRef context_ptr;
+ LLVMValueRef thread_data_ptr;
+ const LLVMValueRef *coords;
+ const LLVMValueRef *offsets;
+ LLVMValueRef ms_index;
+ LLVMValueRef lod;
+ const struct lp_derivatives *derivs;
+ LLVMValueRef *texel;
+};
+
+struct lp_sampler_size_query_params
+{
+ struct lp_type int_type;
+ unsigned texture_unit;
+ LLVMValueRef texture_unit_offset;
+ unsigned target;
+ LLVMValueRef context_ptr;
+ boolean is_sviewinfo;
+ bool samples_only;
+ enum lp_sampler_lod_property lod_property;
+ LLVMValueRef explicit_lod;
+ LLVMValueRef *sizes_out;
+};
+
+#define LP_IMG_LOAD 0
+#define LP_IMG_STORE 1
+#define LP_IMG_ATOMIC 2
+#define LP_IMG_ATOMIC_CAS 3
+
+struct lp_img_params
+{
+ struct lp_type type;
+ unsigned image_index;
+ LLVMValueRef image_index_offset;
+ unsigned img_op;
+ unsigned target;
+ LLVMAtomicRMWBinOp op;
+ LLVMValueRef exec_mask;
+ LLVMValueRef context_ptr;
+ LLVMValueRef thread_data_ptr;
+ const LLVMValueRef *coords;
+ LLVMValueRef ms_index;
+ LLVMValueRef indata[4];
+ LLVMValueRef indata2[4];
+ LLVMValueRef *outdata;
+};
+/**
+ * Texture static state.
*
- * These are the bits of state from pipe_resource and pipe_sampler_state that
+ * These are the bits of state from pipe_resource/pipe_sampler_view that
* are embedded in the generated code.
*/
-struct lp_sampler_static_state
+struct lp_static_texture_state
{
/* pipe_sampler_view's state */
enum pipe_format format;
unsigned swizzle_a:3;
/* pipe_texture's state */
- unsigned target:3; /**< PIPE_TEXTURE_* */
+ unsigned target:4; /**< PIPE_TEXTURE_* */
unsigned pot_width:1; /**< is the width a power of two? */
unsigned pot_height:1;
unsigned pot_depth:1;
+ unsigned level_zero_only:1;
+};
+
+/**
+ * Sampler static state.
+ *
+ * These are the bits of state from pipe_sampler_state that
+ * are embedded in the generated code.
+ */
+struct lp_static_sampler_state
+{
/* pipe_sampler_state's state */
unsigned wrap_s:3;
unsigned wrap_t:3;
unsigned normalized_coords:1;
unsigned min_max_lod_equal:1; /**< min_lod == max_lod ? */
unsigned lod_bias_non_zero:1;
+ unsigned max_lod_pos:1;
unsigned apply_min_lod:1; /**< min_lod > 0 ? */
unsigned apply_max_lod:1; /**< max_lod < last_level ? */
+ unsigned seamless_cube_map:1;
+
+ /* Hacks */
+ unsigned force_nearest_s:1;
+ unsigned force_nearest_t:1;
};
/**
* Sampler dynamic state.
*
- * These are the bits of state from pipe_resource and pipe_sampler_state that
- * are computed in runtime.
+ * These are the bits of state from pipe_resource/pipe_sampler_view
+ * as well as from sampler state that are computed at runtime.
*
* There are obtained through callbacks, as we don't want to tie the texture
* sampling code generation logic to any particular texture layout or pipe
*/
struct lp_sampler_dynamic_state
{
+ /* First callbacks for sampler view state */
- /** Obtain the base texture width (returns int32) */
+ /** Obtain the base texture width (or number of elements) (returns int32) */
LLVMValueRef
- (*width)( const struct lp_sampler_dynamic_state *state,
- LLVMBuilderRef builder,
- unsigned unit);
+ (*width)(const struct lp_sampler_dynamic_state *state,
+ struct gallivm_state *gallivm,
+ LLVMValueRef context_ptr,
+ unsigned texture_unit, LLVMValueRef texture_unit_offset);
/** Obtain the base texture height (returns int32) */
LLVMValueRef
- (*height)( const struct lp_sampler_dynamic_state *state,
- LLVMBuilderRef builder,
- unsigned unit);
+ (*height)(const struct lp_sampler_dynamic_state *state,
+ struct gallivm_state *gallivm,
+ LLVMValueRef context_ptr,
+ unsigned texture_unit, LLVMValueRef texture_unit_offset);
+
+ /** Obtain the base texture depth (or array size) (returns int32) */
+ LLVMValueRef
+ (*depth)(const struct lp_sampler_dynamic_state *state,
+ struct gallivm_state *gallivm,
+ LLVMValueRef context_ptr,
+ unsigned texture_unit, LLVMValueRef texture_unit_offset);
- /** Obtain the base texture depth (returns int32) */
+ /** Obtain the first mipmap level (base level) (returns int32) */
LLVMValueRef
- (*depth)( const struct lp_sampler_dynamic_state *state,
- LLVMBuilderRef builder,
- unsigned unit);
+ (*first_level)(const struct lp_sampler_dynamic_state *state,
+ struct gallivm_state *gallivm,
+ LLVMValueRef context_ptr,
+ unsigned texture_unit, LLVMValueRef texture_unit_offset);
/** Obtain the number of mipmap levels minus one (returns int32) */
LLVMValueRef
- (*last_level)( const struct lp_sampler_dynamic_state *state,
- LLVMBuilderRef builder,
- unsigned unit);
+ (*last_level)(const struct lp_sampler_dynamic_state *state,
+ struct gallivm_state *gallivm,
+ LLVMValueRef context_ptr,
+ unsigned texture_unit, LLVMValueRef texture_unit_offset);
/** Obtain stride in bytes between image rows/blocks (returns int32) */
LLVMValueRef
- (*row_stride)( const struct lp_sampler_dynamic_state *state,
- LLVMBuilderRef builder,
- unsigned unit);
+ (*row_stride)(const struct lp_sampler_dynamic_state *state,
+ struct gallivm_state *gallivm,
+ LLVMValueRef context_ptr,
+ unsigned texture_unit, LLVMValueRef texture_unit_offset);
/** Obtain stride in bytes between image slices (returns int32) */
LLVMValueRef
- (*img_stride)( const struct lp_sampler_dynamic_state *state,
- LLVMBuilderRef builder,
- unsigned unit);
+ (*img_stride)(const struct lp_sampler_dynamic_state *state,
+ struct gallivm_state *gallivm,
+ LLVMValueRef context_ptr,
+ unsigned texture_unit, LLVMValueRef texture_unit_offset);
- /** Obtain pointer to array of pointers to mimpap levels */
+ /** Obtain pointer to base of texture */
LLVMValueRef
- (*data_ptr)( const struct lp_sampler_dynamic_state *state,
- LLVMBuilderRef builder,
- unsigned unit);
+ (*base_ptr)(const struct lp_sampler_dynamic_state *state,
+ struct gallivm_state *gallivm,
+ LLVMValueRef context_ptr,
+ unsigned texture_unit, LLVMValueRef texture_unit_offset);
+
+ /** Obtain pointer to array of mipmap offsets */
+ LLVMValueRef
+ (*mip_offsets)(const struct lp_sampler_dynamic_state *state,
+ struct gallivm_state *gallivm,
+ LLVMValueRef context_ptr,
+ unsigned texture_unit, LLVMValueRef texture_unit_offset);
+
+ /** Obtain number of samples (returns int32) */
+ LLVMValueRef
+ (*num_samples)(const struct lp_sampler_dynamic_state *state,
+ struct gallivm_state *gallivm,
+ LLVMValueRef context_ptr,
+ unsigned texture_unit, LLVMValueRef texture_unit_offset);
+
+ /** Obtain multisample stride (returns int32) */
+ LLVMValueRef
+ (*sample_stride)(const struct lp_sampler_dynamic_state *state,
+ struct gallivm_state *gallivm,
+ LLVMValueRef context_ptr,
+ unsigned texture_unit, LLVMValueRef texture_unit_offset);
+
+ /* These are callbacks for sampler state */
/** Obtain texture min lod (returns float) */
LLVMValueRef
(*min_lod)(const struct lp_sampler_dynamic_state *state,
- LLVMBuilderRef builder, unsigned unit);
+ struct gallivm_state *gallivm,
+ LLVMValueRef context_ptr,
+ unsigned sampler_unit);
/** Obtain texture max lod (returns float) */
LLVMValueRef
(*max_lod)(const struct lp_sampler_dynamic_state *state,
- LLVMBuilderRef builder, unsigned unit);
+ struct gallivm_state *gallivm,
+ LLVMValueRef context_ptr,
+ unsigned sampler_unit);
/** Obtain texture lod bias (returns float) */
LLVMValueRef
(*lod_bias)(const struct lp_sampler_dynamic_state *state,
- LLVMBuilderRef builder, unsigned unit);
+ struct gallivm_state *gallivm,
+ LLVMValueRef context_ptr,
+ unsigned sampler_unit);
/** Obtain texture border color (returns ptr to float[4]) */
LLVMValueRef
(*border_color)(const struct lp_sampler_dynamic_state *state,
- LLVMBuilderRef builder, unsigned unit);
+ struct gallivm_state *gallivm,
+ LLVMValueRef context_ptr,
+ unsigned sampler_unit);
+
+ /**
+ * Obtain texture cache (returns ptr to lp_build_format_cache).
+ *
+ * It's optional: no caching will be done if it's NULL.
+ */
+ LLVMValueRef
+ (*cache_ptr)(const struct lp_sampler_dynamic_state *state,
+ struct gallivm_state *gallivm,
+ LLVMValueRef thread_data_ptr,
+ unsigned unit);
};
*/
struct lp_build_sample_context
{
- LLVMBuilderRef builder;
+ struct gallivm_state *gallivm;
- const struct lp_sampler_static_state *static_state;
+ const struct lp_static_texture_state *static_texture_state;
+ const struct lp_static_sampler_state *static_sampler_state;
struct lp_sampler_dynamic_state *dynamic_state;
/* See texture_dims() */
unsigned dims;
+ /** SIMD vector width */
+ unsigned vector_width;
+
+ /** number of mipmaps (valid are 1, length/4, length) */
+ unsigned num_mips;
+
+ /** number of lod values (valid are 1, length/4, length) */
+ unsigned num_lods;
+
+ unsigned gather_comp;
+ boolean no_quad_lod;
+ boolean no_brilinear;
+ boolean no_rho_approx;
+ boolean fetch_ms;
+
/** regular scalar float type */
struct lp_type float_type;
struct lp_build_context float_bld;
/** float vector type */
struct lp_build_context float_vec_bld;
- /** regular scalar float type */
+ /** regular scalar int type */
struct lp_type int_type;
struct lp_build_context int_bld;
struct lp_build_context int_coord_bld;
/** Unsigned integer texture size */
+ struct lp_type int_size_in_type;
+ struct lp_build_context int_size_in_bld;
+
+ /** Float incoming texture size */
+ struct lp_type float_size_in_type;
+ struct lp_build_context float_size_in_bld;
+
+ /** Unsigned integer texture size (might be per quad) */
struct lp_type int_size_type;
struct lp_build_context int_size_bld;
- /** Unsigned integer texture size */
+ /** Float texture size (might be per quad) */
struct lp_type float_size_type;
struct lp_build_context float_size_bld;
struct lp_type texel_type;
struct lp_build_context texel_bld;
+ /** Float level type */
+ struct lp_type levelf_type;
+ struct lp_build_context levelf_bld;
+
+ /** Int level type */
+ struct lp_type leveli_type;
+ struct lp_build_context leveli_bld;
+
+ /** Float lod type */
+ struct lp_type lodf_type;
+ struct lp_build_context lodf_bld;
+
+ /** Int lod type */
+ struct lp_type lodi_type;
+ struct lp_build_context lodi_bld;
+
/* Common dynamic state values */
- LLVMValueRef width;
- LLVMValueRef height;
- LLVMValueRef depth;
LLVMValueRef row_stride_array;
LLVMValueRef img_stride_array;
- LLVMValueRef data_array;
+ LLVMValueRef base_ptr;
+ LLVMValueRef mip_offsets;
+ LLVMValueRef cache;
+ LLVMValueRef sample_stride;
/** Integer vector with texture width, height, depth */
LLVMValueRef int_size;
+
+ LLVMValueRef border_color_clamped;
+
+ LLVMValueRef context_ptr;
};
+/*
+ * Indirect texture access context
+ *
+ * This is used to store info across building
+ * and indirect texture switch statement.
+ */
+struct lp_build_sample_array_switch {
+ struct gallivm_state *gallivm;
+ struct lp_sampler_params params;
+ unsigned base, range;
+ LLVMValueRef switch_ref;
+ LLVMBasicBlockRef merge_ref;
+ LLVMValueRef phi;
+};
/**
* We only support a few wrap modes in lp_build_sample_wrap_linear_int() at
* this time. Return whether the given mode is supported by that function.
*/
-static INLINE boolean
+static inline boolean
lp_is_simple_wrap_mode(unsigned mode)
{
switch (mode) {
}
-static INLINE void
+static inline void
apply_sampler_swizzle(struct lp_build_sample_context *bld,
LLVMValueRef *texel)
{
unsigned char swizzles[4];
- swizzles[0] = bld->static_state->swizzle_r;
- swizzles[1] = bld->static_state->swizzle_g;
- swizzles[2] = bld->static_state->swizzle_b;
- swizzles[3] = bld->static_state->swizzle_a;
+ swizzles[0] = bld->static_texture_state->swizzle_r;
+ swizzles[1] = bld->static_texture_state->swizzle_g;
+ swizzles[2] = bld->static_texture_state->swizzle_b;
+ swizzles[3] = bld->static_texture_state->swizzle_a;
lp_build_swizzle_soa_inplace(&bld->texel_bld, texel, swizzles);
}
-
-static INLINE unsigned
+/*
+ * not really dimension as such, this indicates the amount of
+ * "normal" texture coords subject to minification, wrapping etc.
+ */
+static inline unsigned
texture_dims(enum pipe_texture_target tex)
{
switch (tex) {
case PIPE_TEXTURE_1D:
+ case PIPE_TEXTURE_1D_ARRAY:
+ case PIPE_BUFFER:
return 1;
case PIPE_TEXTURE_2D:
+ case PIPE_TEXTURE_2D_ARRAY:
case PIPE_TEXTURE_RECT:
case PIPE_TEXTURE_CUBE:
+ case PIPE_TEXTURE_CUBE_ARRAY:
return 2;
case PIPE_TEXTURE_3D:
return 3;
}
}
+static inline boolean
+has_layer_coord(enum pipe_texture_target tex)
+{
+ switch (tex) {
+ case PIPE_TEXTURE_1D_ARRAY:
+ case PIPE_TEXTURE_2D_ARRAY:
+ /* cube is not layered but 3rd coord (after cube mapping) behaves the same */
+ case PIPE_TEXTURE_CUBE:
+ case PIPE_TEXTURE_CUBE_ARRAY:
+ return TRUE;
+ default:
+ return FALSE;
+ }
+}
+
boolean
lp_sampler_wrap_mode_uses_border_color(unsigned mode,
* Derive the sampler static state.
*/
void
-lp_sampler_static_state(struct lp_sampler_static_state *state,
- const struct pipe_sampler_view *view,
- const struct pipe_sampler_state *sampler);
+lp_sampler_static_sampler_state(struct lp_static_sampler_state *state,
+ const struct pipe_sampler_state *sampler);
+
+void
+lp_sampler_static_texture_state(struct lp_static_texture_state *state,
+ const struct pipe_sampler_view *view);
+
+void
+lp_sampler_static_texture_state_image(struct lp_static_texture_state *state,
+ const struct pipe_image_view *view);
void
lp_build_lod_selector(struct lp_build_sample_context *bld,
- unsigned unit,
- const LLVMValueRef ddx[4],
- const LLVMValueRef ddy[4],
+ boolean is_lodq,
+ unsigned texture_index,
+ unsigned sampler_index,
+ LLVMValueRef s,
+ LLVMValueRef t,
+ LLVMValueRef r,
+ LLVMValueRef cube_rho,
+ const struct lp_derivatives *derivs,
LLVMValueRef lod_bias, /* optional */
LLVMValueRef explicit_lod, /* optional */
unsigned mip_filter,
+ LLVMValueRef *out_lod,
LLVMValueRef *out_lod_ipart,
- LLVMValueRef *out_lod_fpart);
+ LLVMValueRef *out_lod_fpart,
+ LLVMValueRef *out_lod_positive);
void
lp_build_nearest_mip_level(struct lp_build_sample_context *bld,
- unsigned unit,
+ unsigned texture_unit,
LLVMValueRef lod,
- LLVMValueRef *level_out);
+ LLVMValueRef *level_out,
+ LLVMValueRef *out_of_bounds);
void
lp_build_linear_mip_levels(struct lp_build_sample_context *bld,
- unsigned unit,
+ unsigned texture_unit,
LLVMValueRef lod_ipart,
LLVMValueRef *lod_fpart_inout,
LLVMValueRef *level0_out,
lp_build_get_mipmap_level(struct lp_build_sample_context *bld,
LLVMValueRef level);
+
LLVMValueRef
-lp_build_get_const_mipmap_level(struct lp_build_sample_context *bld,
- int level);
+lp_build_get_mip_offsets(struct lp_build_sample_context *bld,
+ LLVMValueRef level);
void
void
lp_build_extract_image_sizes(struct lp_build_sample_context *bld,
- struct lp_type size_type,
+ struct lp_build_context *size_bld,
struct lp_type coord_type,
LLVMValueRef size,
LLVMValueRef *out_width,
void
lp_build_cube_lookup(struct lp_build_sample_context *bld,
- LLVMValueRef s,
- LLVMValueRef t,
- LLVMValueRef r,
- LLVMValueRef *face,
- LLVMValueRef *face_s,
- LLVMValueRef *face_t);
+ LLVMValueRef *coords,
+ const struct lp_derivatives *derivs_in, /* optional */
+ LLVMValueRef *rho,
+ struct lp_derivatives *derivs_out, /* optional */
+ boolean need_derivs);
+
+
+void
+lp_build_cube_new_coords(struct lp_build_context *ivec_bld,
+ LLVMValueRef face,
+ LLVMValueRef x0,
+ LLVMValueRef x1,
+ LLVMValueRef y0,
+ LLVMValueRef y1,
+ LLVMValueRef max_coord,
+ LLVMValueRef new_faces[4],
+ LLVMValueRef new_xcoords[4][2],
+ LLVMValueRef new_ycoords[4][2]);
void
void
-lp_build_sample_soa(LLVMBuilderRef builder,
- const struct lp_sampler_static_state *static_state,
- struct lp_sampler_dynamic_state *dynamic_state,
- struct lp_type fp_type,
- unsigned unit,
- unsigned num_coords,
+lp_build_sample_soa(const struct lp_static_texture_state *static_texture_state,
+ const struct lp_static_sampler_state *static_sampler_state,
+ struct lp_sampler_dynamic_state *dynamic_texture_state,
+ struct gallivm_state *gallivm,
+ const struct lp_sampler_params *params);
+
+
+void
+lp_build_coord_repeat_npot_linear(struct lp_build_sample_context *bld,
+ LLVMValueRef coord_f,
+ LLVMValueRef length_i,
+ LLVMValueRef length_f,
+ LLVMValueRef *coord0_i,
+ LLVMValueRef *weight_f);
+
+
+void
+lp_build_size_query_soa(struct gallivm_state *gallivm,
+ const struct lp_static_texture_state *static_state,
+ struct lp_sampler_dynamic_state *dynamic_state,
+ const struct lp_sampler_size_query_params *params);
+
+void
+lp_build_sample_nop(struct gallivm_state *gallivm,
+ struct lp_type type,
const LLVMValueRef *coords,
- const LLVMValueRef *ddx,
- const LLVMValueRef *ddy,
- LLVMValueRef lod_bias,
- LLVMValueRef explicit_lod,
LLVMValueRef texel_out[4]);
+
+LLVMValueRef
+lp_build_minify(struct lp_build_context *bld,
+ LLVMValueRef base_size,
+ LLVMValueRef level,
+ boolean lod_scalar);
+
void
-lp_build_sample_nop(struct lp_type type,
- LLVMValueRef texel_out[4]);
+lp_build_img_op_soa(const struct lp_static_texture_state *static_texture_state,
+ struct lp_sampler_dynamic_state *dynamic_state,
+ struct gallivm_state *gallivm,
+ const struct lp_img_params *params);
+
+void
+lp_build_sample_array_init_soa(struct lp_build_sample_array_switch *switch_info,
+ struct gallivm_state *gallivm,
+ const struct lp_sampler_params *params,
+ LLVMValueRef idx,
+ unsigned base, unsigned range);
+void
+lp_build_sample_array_case_soa(struct lp_build_sample_array_switch *switch_info,
+ int idx,
+ const struct lp_static_texture_state *static_texture_state,
+ const struct lp_static_sampler_state *static_sampler_state,
+ struct lp_sampler_dynamic_state *dynamic_texture_state);
+
+void lp_build_sample_array_fini_soa(struct lp_build_sample_array_switch *switch_info);
+#ifdef __cplusplus
+}
+#endif
#endif /* LP_BLD_SAMPLE_H */
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