/**************************************************************************
*
- * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2003 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
/*
* Authors:
- * Keith Whitwell <keith@tungstengraphics.com>
+ * Keith Whitwell <keithw@vmware.com>
*/
#define ST_PROGRAM_H
#include "main/mtypes.h"
-#include "shader/program.h"
-#include "pipe/p_shader_tokens.h"
+#include "main/atifragshader.h"
+#include "program/program.h"
+#include "pipe/p_state.h"
+#include "tgsi/tgsi_from_mesa.h"
+#include "st_context.h"
+#include "st_texture.h"
+#include "st_glsl_to_tgsi.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define ST_DOUBLE_ATTRIB_PLACEHOLDER 0xff
+
+struct st_external_sampler_key
+{
+ GLuint lower_nv12; /**< bitmask of 2 plane YUV samplers */
+ GLuint lower_iyuv; /**< bitmask of 3 plane YUV samplers */
+ GLuint lower_xy_uxvx; /**< bitmask of 2 plane YUV samplers */
+ GLuint lower_yx_xuxv; /**< bitmask of 2 plane YUV samplers */
+ GLuint lower_ayuv;
+ GLuint lower_xyuv;
+};
+
+static inline struct st_external_sampler_key
+st_get_external_sampler_key(struct st_context *st, struct gl_program *prog)
+{
+ unsigned mask = prog->ExternalSamplersUsed;
+ struct st_external_sampler_key key;
+
+ memset(&key, 0, sizeof(key));
+
+ while (unlikely(mask)) {
+ unsigned unit = u_bit_scan(&mask);
+ struct st_texture_object *stObj =
+ st_get_texture_object(st->ctx, prog, unit);
+ enum pipe_format format = st_get_view_format(stObj);
+
+ /* if resource format matches then YUV wasn't lowered */
+ if (format == stObj->pt->format)
+ continue;
+
+ switch (format) {
+ case PIPE_FORMAT_NV12:
+ case PIPE_FORMAT_P010:
+ case PIPE_FORMAT_P016:
+ key.lower_nv12 |= (1 << unit);
+ break;
+ case PIPE_FORMAT_IYUV:
+ key.lower_iyuv |= (1 << unit);
+ break;
+ case PIPE_FORMAT_YUYV:
+ key.lower_yx_xuxv |= (1 << unit);
+ break;
+ case PIPE_FORMAT_UYVY:
+ key.lower_xy_uxvx |= (1 << unit);
+ break;
+ case PIPE_FORMAT_AYUV:
+ key.lower_ayuv |= (1 << unit);
+ break;
+ case PIPE_FORMAT_XYUV:
+ key.lower_xyuv |= (1 << unit);
+ break;
+ default:
+ printf("mesa: st_get_external_sampler_key: unhandled pipe format %u\n",
+ format);
+ break;
+ }
+ }
+
+ return key;
+}
+
+/** Fragment program variant key */
+struct st_fp_variant_key
+{
+ struct st_context *st; /**< variants are per-context */
+
+ /** for glBitmap */
+ GLuint bitmap:1; /**< glBitmap variant? */
+ /** for glDrawPixels */
+ GLuint drawpixels:1; /**< glDrawPixels variant */
+ GLuint scaleAndBias:1; /**< glDrawPixels w/ scale and/or bias? */
+ GLuint pixelMaps:1; /**< glDrawPixels w/ pixel lookup map? */
-struct cso_fragment_shader;
-struct cso_vertex_shader;
-struct translated_vertex_program;
+ /** for ARB_color_buffer_float */
+ GLuint clamp_color:1;
+ /** for ARB_sample_shading */
+ GLuint persample_shading:1;
+
+ /** needed for ATI_fragment_shader */
+ GLuint fog:2;
+
+ /** for ARB_depth_clamp */
+ GLuint lower_depth_clamp:1;
+
+ /** for OpenGL 1.0 on modern hardware */
+ GLuint lower_two_sided_color:1;
+
+ GLuint lower_flatshade:1;
+ unsigned lower_alpha_func:3;
+
+ /** needed for ATI_fragment_shader */
+ char texture_targets[MAX_NUM_FRAGMENT_REGISTERS_ATI];
+
+ struct st_external_sampler_key external;
+};
/**
- * Derived from Mesa gl_fragment_program:
+ * Base class for shader variants.
*/
-struct st_fragment_program
+struct st_variant
{
- struct gl_fragment_program Base;
- GLuint serialNo;
+ /** next in linked list */
+ struct st_variant *next;
- GLuint input_to_slot[FRAG_ATTRIB_MAX]; /**< Maps FRAG_ATTRIB_x to slot */
- GLuint num_input_slots;
+ /** st_context from the shader key */
+ struct st_context *st;
- /** map FP input back to VP output */
- GLuint input_map[PIPE_MAX_SHADER_INPUTS];
+ void *driver_shader;
+};
- ubyte input_semantic_name[PIPE_MAX_SHADER_INPUTS];
- ubyte input_semantic_index[PIPE_MAX_SHADER_INPUTS];
+/**
+ * Variant of a fragment program.
+ */
+struct st_fp_variant
+{
+ struct st_variant base;
- struct pipe_shader_state state;
- void *driver_shader;
+ /** Parameters which generated this version of fragment program */
+ struct st_fp_variant_key key;
- /** Program prefixed with glBitmap prologue */
- struct st_fragment_program *bitmap_program;
+ /** For glBitmap variants */
uint bitmap_sampler;
-};
+ /** For glDrawPixels variants */
+ unsigned drawpix_sampler;
+ unsigned pixelmap_sampler;
+};
-struct st_vp_varient_key
+/** Shader key shared by other shaders */
+struct st_common_variant_key
{
- char dummy; /* currently unused */
+ struct st_context *st; /**< variants are per-context */
+ bool passthrough_edgeflags;
+
+ /** for ARB_color_buffer_float */
+ bool clamp_color;
+
+ /** both for ARB_depth_clamp */
+ bool lower_depth_clamp;
+ bool clip_negative_one_to_one;
+
+ /** lower glPointSize to gl_PointSize */
+ boolean lower_point_size;
+
+ /* for user-defined clip-planes */
+ uint8_t lower_ucp;
+
+ /* Whether st_variant::driver_shader is for the draw module,
+ * not for the driver.
+ */
+ bool is_draw_shader;
};
/**
- * This represents a vertex program, especially translated to match
- * the inputs of a particular fragment shader.
+ * Common shader variant.
*/
-struct st_vp_varient
+struct st_common_variant
{
- /* Parameters which generated this translated version of a vertex
- * shader:
- */
- struct st_vp_varient_key key;
+ struct st_variant base;
- /** TGSI tokens -- why?
+ /* Parameters which generated this variant. */
+ struct st_common_variant_key key;
+
+ /* Bitfield of VERT_BIT_* bits matching vertex shader inputs,
+ * but not include the high part of doubles.
*/
- struct pipe_shader_state state;
+ GLbitfield vert_attrib_mask;
+};
- /** Driver's compiled shader */
- void *driver_shader;
- /** For using our private draw module (glRasterPos) */
- struct draw_vertex_shader *draw_shader;
+/**
+ * Derived from Mesa gl_program:
+ */
+struct st_program
+{
+ struct gl_program Base;
+ struct pipe_shader_state state;
+ struct glsl_to_tgsi_visitor* glsl_to_tgsi;
+ struct ati_fragment_shader *ati_fs;
+ uint64_t affected_states; /**< ST_NEW_* flags to mark dirty when binding */
- /** Next in linked list */
- struct st_vp_varient *next;
-};
+ void *serialized_nir;
+ unsigned serialized_nir_size;
+ /* used when bypassing glsl_to_tgsi: */
+ struct gl_shader_program *shader_program;
+ struct st_variant *variants;
+};
-/**
- * Derived from Mesa gl_fragment_program:
- */
struct st_vertex_program
{
- struct gl_vertex_program Base; /**< The Mesa vertex program */
- GLuint serialNo, lastSerialNo;
+ struct st_program Base;
- /** maps a Mesa VERT_ATTRIB_x to a packed TGSI input index */
- GLuint input_to_index[VERT_ATTRIB_MAX];
/** maps a TGSI input index back to a Mesa VERT_ATTRIB_x */
- GLuint index_to_input[PIPE_MAX_SHADER_INPUTS];
- GLuint num_inputs;
-
- /** Maps VERT_RESULT_x to slot */
- GLuint result_to_output[VERT_RESULT_MAX];
- ubyte output_semantic_name[VERT_RESULT_MAX];
- ubyte output_semantic_index[VERT_RESULT_MAX];
- GLuint num_outputs;
+ ubyte index_to_input[PIPE_MAX_ATTRIBS];
+ ubyte num_inputs;
+ /** Reverse mapping of the above */
+ ubyte input_to_index[VERT_ATTRIB_MAX];
- /** List of translated varients of this vertex program.
- */
- struct st_vp_varient *varients;
+ /** Maps VARYING_SLOT_x to slot */
+ ubyte result_to_output[VARYING_SLOT_MAX];
};
-static INLINE struct st_fragment_program *
-st_fragment_program( struct gl_fragment_program *fp )
+static inline struct st_program *
+st_program( struct gl_program *cp )
{
- return (struct st_fragment_program *)fp;
+ return (struct st_program *)cp;
}
-
-static INLINE struct st_vertex_program *
-st_vertex_program( struct gl_vertex_program *vp )
+static inline void
+st_reference_prog(struct st_context *st,
+ struct st_program **ptr,
+ struct st_program *prog)
{
- return (struct st_vertex_program *)vp;
+ _mesa_reference_program(st->ctx,
+ (struct gl_program **) ptr,
+ (struct gl_program *) prog);
}
+static inline struct st_common_variant *
+st_common_variant(struct st_variant *v)
+{
+ return (struct st_common_variant*)v;
+}
-static INLINE void
-st_reference_vertprog(struct st_context *st,
- struct st_vertex_program **ptr,
- struct st_vertex_program *prog)
+static inline struct st_fp_variant *
+st_fp_variant(struct st_variant *v)
{
- _mesa_reference_program(st->ctx,
- (struct gl_program **) ptr,
- (struct gl_program *) prog);
+ return (struct st_fp_variant*)v;
}
-static INLINE void
-st_reference_fragprog(struct st_context *st,
- struct st_fragment_program **ptr,
- struct st_fragment_program *prog)
+/**
+ * This defines mapping from Mesa VARYING_SLOTs to TGSI GENERIC slots.
+ */
+static inline unsigned
+st_get_generic_varying_index(struct st_context *st, GLuint attr)
{
- _mesa_reference_program(st->ctx,
- (struct gl_program **) ptr,
- (struct gl_program *) prog);
+ return tgsi_get_generic_gl_varying_index((gl_varying_slot)attr,
+ st->needs_texcoord_semantic);
}
+extern void
+st_set_prog_affected_state_flags(struct gl_program *prog);
+
+extern struct st_common_variant *
+st_get_vp_variant(struct st_context *st,
+ struct st_program *stvp,
+ const struct st_common_variant_key *key);
+
+
+extern struct st_fp_variant *
+st_get_fp_variant(struct st_context *st,
+ struct st_program *stfp,
+ const struct st_fp_variant_key *key);
+
+extern struct st_variant *
+st_get_common_variant(struct st_context *st,
+ struct st_program *p,
+ const struct st_common_variant_key *key);
extern void
-st_translate_fragment_program(struct st_context *st,
- struct st_fragment_program *fp,
- const GLuint inputMapping[]);
+st_release_variants(struct st_context *st, struct st_program *p);
+extern void
+st_release_program(struct st_context *st, struct st_program **p);
+
+extern void
+st_destroy_program_variants(struct st_context *st);
-/* Called after program string change, discard all previous
- * compilation results.
- */
extern void
-st_prepare_vertex_program(struct st_context *st,
- struct st_vertex_program *stvp);
+st_finalize_nir_before_variants(struct nir_shader *nir);
-extern struct st_vp_varient *
+extern void
+st_prepare_vertex_program(struct st_program *stvp);
+
+extern void
+st_translate_stream_output_info(struct gl_program *prog);
+
+extern bool
st_translate_vertex_program(struct st_context *st,
- struct st_vertex_program *stvp,
- const struct st_vp_varient_key *key);
+ struct st_program *stvp);
+
+extern bool
+st_translate_fragment_program(struct st_context *st,
+ struct st_program *stfp);
+
+extern bool
+st_translate_common_program(struct st_context *st,
+ struct st_program *stp);
-void
-st_vp_release_varients( struct st_context *st,
- struct st_vertex_program *stvp );
+extern void
+st_serialize_nir(struct st_program *stp);
extern void
-st_print_shaders(GLcontext *ctx);
+st_finalize_program(struct st_context *st, struct gl_program *prog);
+#ifdef __cplusplus
+}
+#endif
#endif