124 lines
3.5 KiB
C
124 lines
3.5 KiB
C
/*
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* Copyright (C) 2005 Ben Skeggs.
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*
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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/*
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* Authors:
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* Ben Skeggs <darktama@iinet.net.au>
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* Jerome Glisse <j.glisse@gmail.com>
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*/
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#ifndef __R300_FRAGPROG_H_
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#define __R300_FRAGPROG_H_
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#include "glheader.h"
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#include "macros.h"
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#include "enums.h"
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#include "shader/program.h"
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#include "shader/prog_instruction.h"
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#include "r300_context.h"
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#if 0
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/* representation of a register for emit_arith/swizzle */
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typedef struct _pfs_reg_t {
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enum {
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REG_TYPE_INPUT,
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REG_TYPE_OUTPUT,
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REG_TYPE_TEMP,
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REG_TYPE_CONST
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} type:2;
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GLuint index:6;
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GLuint v_swz:5;
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GLuint s_swz:5;
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GLuint negate_v:1;
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GLuint negate_s:1;
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GLuint absolute:1;
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GLboolean no_use:1;
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GLboolean valid:1;
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} pfs_reg_t;
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#endif
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typedef struct r300_fragment_program_swizzle {
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GLuint length;
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GLuint src[4];
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GLuint inst[8];
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} r300_fragment_program_swizzle_t;
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/* supported hw opcodes */
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#define PFS_OP_MAD 0
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#define PFS_OP_DP3 1
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#define PFS_OP_DP4 2
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#define PFS_OP_MIN 3
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#define PFS_OP_MAX 4
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#define PFS_OP_CMP 5
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#define PFS_OP_FRC 6
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#define PFS_OP_EX2 7
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#define PFS_OP_LG2 8
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#define PFS_OP_RCP 9
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#define PFS_OP_RSQ 10
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#define PFS_OP_REPL_ALPHA 11
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#define PFS_OP_CMPH 12
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#define MAX_PFS_OP 12
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#define PFS_FLAG_SAT (1 << 0)
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#define PFS_FLAG_ABS (1 << 1)
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#define ARG_NEG (1 << 5)
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#define ARG_ABS (1 << 6)
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#define ARG_MASK (127 << 0)
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#define ARG_STRIDE 7
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#define SRC_CONST (1 << 5)
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#define SRC_MASK (63 << 0)
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#define SRC_STRIDE 6
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#define NOP_INST0 ( \
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(R300_FPI0_OUTC_MAD) | \
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(R300_FPI0_ARGC_ZERO << R300_FPI0_ARG0C_SHIFT) | \
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(R300_FPI0_ARGC_ZERO << R300_FPI0_ARG1C_SHIFT) | \
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(R300_FPI0_ARGC_ZERO << R300_FPI0_ARG2C_SHIFT))
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#define NOP_INST1 ( \
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((0 | SRC_CONST) << R300_FPI1_SRC0C_SHIFT) | \
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((0 | SRC_CONST) << R300_FPI1_SRC1C_SHIFT) | \
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((0 | SRC_CONST) << R300_FPI1_SRC2C_SHIFT))
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#define NOP_INST2 ( \
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(R300_FPI2_OUTA_MAD) | \
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(R300_FPI2_ARGA_ZERO << R300_FPI2_ARG0A_SHIFT) | \
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(R300_FPI2_ARGA_ZERO << R300_FPI2_ARG1A_SHIFT) | \
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(R300_FPI2_ARGA_ZERO << R300_FPI2_ARG2A_SHIFT))
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#define NOP_INST3 ( \
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((0 | SRC_CONST) << R300_FPI3_SRC0A_SHIFT) | \
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((0 | SRC_CONST) << R300_FPI3_SRC1A_SHIFT) | \
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((0 | SRC_CONST) << R300_FPI3_SRC2A_SHIFT))
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#define DRI_CONF_FP_OPTIMIZATION_SPEED 0
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#define DRI_CONF_FP_OPTIMIZATION_QUALITY 1
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struct r300_fragment_program;
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extern void r300_translate_fragment_shader(r300ContextPtr r300, struct r300_fragment_program *rp);
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#endif
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