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/**************************************************************************
*
* Copyright 2009 VMware, Inc. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* 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 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.
*
**************************************************************************/
#ifndef ASM_FILL_H
#define ASM_FILL_H
#include "tgsi/tgsi_ureg.h"
typedef void (* ureg_func)( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant);
static INLINE void
solid_fill( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
ureg_MOV(ureg, *out, constant[2]);
}
/**
* Perform frag-coord-to-paint-coord transform. The transformation is in
* CONST[4..6].
*/
#define PAINT_TRANSFORM \
ureg_MOV(ureg, ureg_writemask(temp[0], TGSI_WRITEMASK_XY), in[0]); \
ureg_MOV(ureg, \
ureg_writemask(temp[0], TGSI_WRITEMASK_Z), \
ureg_scalar(constant[3], TGSI_SWIZZLE_Y)); \
ureg_DP3(ureg, temp[1], constant[4], ureg_src(temp[0])); \
ureg_DP3(ureg, temp[2], constant[5], ureg_src(temp[0])); \
ureg_DP3(ureg, temp[3], constant[6], ureg_src(temp[0])); \
ureg_RCP(ureg, temp[3], ureg_src(temp[3])); \
ureg_MUL(ureg, temp[1], ureg_src(temp[1]), ureg_src(temp[3])); \
ureg_MUL(ureg, temp[2], ureg_src(temp[2]), ureg_src(temp[3])); \
ureg_MOV(ureg, \
ureg_writemask(temp[4], TGSI_WRITEMASK_X), \
ureg_src(temp[1])); \
ureg_MOV(ureg, \
ureg_writemask(temp[4], TGSI_WRITEMASK_Y), \
ureg_src(temp[2]));
static INLINE void
linear_grad( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
PAINT_TRANSFORM
/* grad = DP2((x, y), CONST[2].xy) * CONST[2].z */
ureg_MUL(ureg, temp[0],
ureg_scalar(constant[2], TGSI_SWIZZLE_Y),
ureg_scalar(ureg_src(temp[4]), TGSI_SWIZZLE_Y));
ureg_MAD(ureg, temp[1],
ureg_scalar(constant[2], TGSI_SWIZZLE_X),
ureg_scalar(ureg_src(temp[4]), TGSI_SWIZZLE_X),
ureg_src(temp[0]));
ureg_MUL(ureg, temp[2], ureg_src(temp[1]),
ureg_scalar(constant[2], TGSI_SWIZZLE_Z));
ureg_TEX(ureg, *out, TGSI_TEXTURE_1D, ureg_src(temp[2]), sampler[0]);
}
static INLINE void
radial_grad( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
PAINT_TRANSFORM
/*
* Calculate (sqrt(B^2 + AC) - B) / A, where
*
* A is CONST[2].z,
* B is DP2((x, y), CONST[2].xy), and
* C is DP2((x, y), (x, y)).
*/
/* B and C */
ureg_DP2(ureg, temp[0], ureg_src(temp[4]), constant[2]);
ureg_DP2(ureg, temp[1], ureg_src(temp[4]), ureg_src(temp[4]));
/* the square root */
ureg_MUL(ureg, temp[2], ureg_src(temp[0]), ureg_src(temp[0]));
ureg_MAD(ureg, temp[3], ureg_src(temp[1]),
ureg_scalar(constant[2], TGSI_SWIZZLE_Z), ureg_src(temp[2]));
ureg_RSQ(ureg, temp[3], ureg_src(temp[3]));
ureg_RCP(ureg, temp[3], ureg_src(temp[3]));
ureg_SUB(ureg, temp[3], ureg_src(temp[3]), ureg_src(temp[0]));
ureg_RCP(ureg, temp[0], ureg_scalar(constant[2], TGSI_SWIZZLE_Z));
ureg_MUL(ureg, temp[0], ureg_src(temp[0]), ureg_src(temp[3]));
ureg_TEX(ureg, *out, TGSI_TEXTURE_1D, ureg_src(temp[0]), sampler[0]);
}
static INLINE void
pattern( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
PAINT_TRANSFORM
/* (s, t) = (x / tex_width, y / tex_height) */
ureg_RCP(ureg, temp[0],
ureg_swizzle(constant[3],
TGSI_SWIZZLE_Z,
TGSI_SWIZZLE_W,
TGSI_SWIZZLE_Z,
TGSI_SWIZZLE_W));
ureg_MOV(ureg, temp[1], ureg_src(temp[4]));
ureg_MUL(ureg,
ureg_writemask(temp[1], TGSI_WRITEMASK_X),
ureg_src(temp[1]),
ureg_src(temp[0]));
ureg_MUL(ureg,
ureg_writemask(temp[1], TGSI_WRITEMASK_Y),
ureg_src(temp[1]),
ureg_src(temp[0]));
ureg_TEX(ureg, *out, TGSI_TEXTURE_2D, ureg_src(temp[1]), sampler[0]);
}
static INLINE void
paint_degenerate( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
/* CONST[3].y is 1.0f */
ureg_MOV(ureg, temp[1], ureg_scalar(constant[3], TGSI_SWIZZLE_Y));
ureg_TEX(ureg, *out, TGSI_TEXTURE_1D, ureg_src(temp[1]), sampler[0]);
}
static INLINE void
color_transform( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
ureg_MAD(ureg, temp[1], ureg_src(temp[0]), constant[0], constant[1]);
/* clamp to [0.0f, 1.0f] */
ureg_CLAMP(ureg, temp[1],
ureg_src(temp[1]),
ureg_scalar(constant[3], TGSI_SWIZZLE_X),
ureg_scalar(constant[3], TGSI_SWIZZLE_Y));
ureg_MOV(ureg, *out, ureg_src(temp[1]));
}
static INLINE void
mask( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
ureg_TEX(ureg, temp[1], TGSI_TEXTURE_2D, in[0], sampler[1]);
ureg_MUL(ureg, ureg_writemask(temp[0], TGSI_WRITEMASK_W),
ureg_scalar(ureg_src(temp[0]), TGSI_SWIZZLE_W),
ureg_scalar(ureg_src(temp[1]), TGSI_SWIZZLE_W));
ureg_MOV(ureg, *out, ureg_src(temp[0]));
}
static INLINE void
image_normal( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
ureg_TEX(ureg, *out, TGSI_TEXTURE_2D, in[1], sampler[3]);
}
static INLINE void
image_multiply( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
ureg_TEX(ureg, temp[1], TGSI_TEXTURE_2D, in[1], sampler[3]);
ureg_MUL(ureg, *out, ureg_src(temp[0]), ureg_src(temp[1]));
}
static INLINE void
image_stencil( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
ureg_TEX(ureg, temp[1], TGSI_TEXTURE_2D, in[1], sampler[3]);
ureg_MUL(ureg, *out, ureg_src(temp[0]), ureg_src(temp[1]));
}
#define EXTENDED_BLENDER_OVER_FUNC \
ureg_SUB(ureg, temp[3], \
ureg_scalar(constant[3], TGSI_SWIZZLE_Y), \
ureg_scalar(ureg_src(temp[1]), TGSI_SWIZZLE_W)); \
ureg_SUB(ureg, temp[4], \
ureg_scalar(constant[3], TGSI_SWIZZLE_Y), \
ureg_scalar(ureg_src(temp[0]), TGSI_SWIZZLE_W)); \
ureg_MUL(ureg, temp[3], ureg_src(temp[0]), ureg_src(temp[3])); \
ureg_MUL(ureg, temp[4], ureg_src(temp[1]), ureg_src(temp[4])); \
ureg_ADD(ureg, temp[3], ureg_src(temp[3]), ureg_src(temp[4]));
static INLINE void
blend_multiply( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
ureg_TEX(ureg, temp[1], TGSI_TEXTURE_2D, in[0], sampler[2]);
EXTENDED_BLENDER_OVER_FUNC
ureg_MUL(ureg, temp[4], ureg_src(temp[0]), ureg_src(temp[1]));
ureg_ADD(ureg, temp[1], ureg_src(temp[4]), ureg_src(temp[3]));
ureg_MUL(ureg, temp[2], ureg_scalar(ureg_src(temp[0]), TGSI_SWIZZLE_W),
ureg_scalar(ureg_src(temp[1]), TGSI_SWIZZLE_W));
ureg_ADD(ureg, temp[3], ureg_scalar(ureg_src(temp[0]), TGSI_SWIZZLE_W),
ureg_scalar(ureg_src(temp[1]), TGSI_SWIZZLE_W));
ureg_SUB(ureg, ureg_writemask(temp[1], TGSI_WRITEMASK_W),
ureg_src(temp[3]), ureg_src(temp[2]));
ureg_MOV(ureg, *out, ureg_src(temp[1]));
}
static INLINE void
blend_screen( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
ureg_TEX(ureg, temp[1], TGSI_TEXTURE_2D, in[0], sampler[2]);
ureg_ADD(ureg, temp[3], ureg_src(temp[0]), ureg_src(temp[1]));
ureg_MUL(ureg, temp[2], ureg_src(temp[0]), ureg_src(temp[1]));
ureg_SUB(ureg, *out, ureg_src(temp[3]), ureg_src(temp[2]));
}
static INLINE void
blend_darken( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
ureg_TEX(ureg, temp[1], TGSI_TEXTURE_2D, in[0], sampler[2]);
EXTENDED_BLENDER_OVER_FUNC
ureg_MUL(ureg, temp[4], ureg_src(temp[0]),
ureg_scalar(ureg_src(temp[1]), TGSI_SWIZZLE_W));
ureg_MUL(ureg, temp[5], ureg_src(temp[1]),
ureg_scalar(ureg_src(temp[0]), TGSI_SWIZZLE_W));
ureg_MIN(ureg, temp[4], ureg_src(temp[4]), ureg_src(temp[5]));
ureg_ADD(ureg, temp[1], ureg_src(temp[3]), ureg_src(temp[4]));
ureg_MUL(ureg, temp[2], ureg_scalar(ureg_src(temp[0]), TGSI_SWIZZLE_W),
ureg_scalar(ureg_src(temp[1]), TGSI_SWIZZLE_W));
ureg_ADD(ureg, temp[3], ureg_scalar(ureg_src(temp[0]), TGSI_SWIZZLE_W),
ureg_scalar(ureg_src(temp[1]), TGSI_SWIZZLE_W));
ureg_SUB(ureg, ureg_writemask(temp[1], TGSI_WRITEMASK_W),
ureg_src(temp[3]), ureg_src(temp[2]));
ureg_MOV(ureg, *out, ureg_src(temp[1]));
}
static INLINE void
blend_lighten( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
ureg_TEX(ureg, temp[1], TGSI_TEXTURE_2D, in[0], sampler[2]);
EXTENDED_BLENDER_OVER_FUNC
ureg_MUL(ureg, temp[4], ureg_src(temp[0]),
ureg_scalar(ureg_src(temp[1]), TGSI_SWIZZLE_W));
ureg_MUL(ureg, temp[5], ureg_src(temp[1]),
ureg_scalar(ureg_src(temp[0]), TGSI_SWIZZLE_W));
ureg_MAX(ureg, temp[4], ureg_src(temp[4]), ureg_src(temp[5]));
ureg_ADD(ureg, temp[1], ureg_src(temp[3]), ureg_src(temp[4]));
ureg_MUL(ureg, temp[2], ureg_scalar(ureg_src(temp[0]), TGSI_SWIZZLE_W),
ureg_scalar(ureg_src(temp[1]), TGSI_SWIZZLE_W));
ureg_ADD(ureg, temp[3], ureg_scalar(ureg_src(temp[0]), TGSI_SWIZZLE_W),
ureg_scalar(ureg_src(temp[1]), TGSI_SWIZZLE_W));
ureg_SUB(ureg, ureg_writemask(temp[1], TGSI_WRITEMASK_W),
ureg_src(temp[3]), ureg_src(temp[2]));
ureg_MOV(ureg, *out, ureg_src(temp[1]));
}
static INLINE void
premultiply( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
ureg_MUL(ureg,
ureg_writemask(temp[0], TGSI_WRITEMASK_XYZ),
ureg_src(temp[0]),
ureg_scalar(ureg_src(temp[0]), TGSI_SWIZZLE_W));
}
static INLINE void
unpremultiply( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
ureg_TEX(ureg, temp[0], TGSI_TEXTURE_2D, in[0], sampler[1]);
}
static INLINE void
color_bw( struct ureg_program *ureg,
struct ureg_dst *out,
struct ureg_src *in,
struct ureg_src *sampler,
struct ureg_dst *temp,
struct ureg_src *constant)
{
ureg_ADD(ureg, temp[1],
ureg_scalar(constant[3], TGSI_SWIZZLE_Y),
ureg_scalar(constant[3], TGSI_SWIZZLE_Y));
ureg_RCP(ureg, temp[2], ureg_src(temp[1]));
ureg_ADD(ureg, temp[1],
ureg_scalar(constant[3], TGSI_SWIZZLE_Y),
ureg_src(temp[2]));
ureg_ADD(ureg, ureg_writemask(temp[2], TGSI_WRITEMASK_X),
ureg_scalar(ureg_src(temp[0]), TGSI_SWIZZLE_X),
ureg_scalar(ureg_src(temp[0]), TGSI_SWIZZLE_Y));
ureg_ADD(ureg, ureg_writemask(temp[2], TGSI_WRITEMASK_X),
ureg_scalar(ureg_src(temp[0]), TGSI_SWIZZLE_Z),
ureg_scalar(ureg_src(temp[0]), TGSI_SWIZZLE_X));
ureg_SGE(ureg,
ureg_writemask(temp[0], TGSI_WRITEMASK_XYZ),
ureg_scalar(ureg_src(temp[2]), TGSI_SWIZZLE_X),
ureg_src(temp[1]));
ureg_SGE(ureg,
ureg_writemask(temp[0], TGSI_WRITEMASK_W),
ureg_scalar(ureg_src(temp[0]), TGSI_SWIZZLE_W),
ureg_scalar(ureg_src(temp[2]), TGSI_SWIZZLE_Y));
ureg_MOV(ureg, *out, ureg_src(temp[0]));
}
struct shader_asm_info {
VGint id;
ureg_func func;
VGboolean needs_position;
VGint start_const;
VGint num_consts;
VGint start_sampler;
VGint num_samplers;
VGint start_temp;
VGint num_temps;
};
/* paint types */
static const struct shader_asm_info shaders_paint_asm[] = {
{VEGA_SOLID_FILL_SHADER, solid_fill,
VG_FALSE, 2, 1, 0, 0, 0, 0},
{VEGA_LINEAR_GRADIENT_SHADER, linear_grad,
VG_TRUE, 2, 5, 0, 1, 0, 5},
{VEGA_RADIAL_GRADIENT_SHADER, radial_grad,
VG_TRUE, 2, 5, 0, 1, 0, 5},
{VEGA_PATTERN_SHADER, pattern,
VG_TRUE, 3, 4, 0, 1, 0, 5},
{VEGA_PAINT_DEGENERATE_SHADER, paint_degenerate,
VG_FALSE, 3, 1, 0, 1, 0, 2}
};
/* image draw modes */
static const struct shader_asm_info shaders_image_asm[] = {
{VEGA_IMAGE_NORMAL_SHADER, image_normal,
VG_TRUE, 0, 0, 3, 1, 0, 0},
{VEGA_IMAGE_MULTIPLY_SHADER, image_multiply,
VG_TRUE, 0, 0, 3, 1, 0, 2},
{VEGA_IMAGE_STENCIL_SHADER, image_stencil,
VG_TRUE, 0, 0, 3, 1, 0, 2}
};
static const struct shader_asm_info shaders_color_transform_asm[] = {
{VEGA_COLOR_TRANSFORM_SHADER, color_transform,
VG_FALSE, 0, 4, 0, 0, 0, 2}
};
static const struct shader_asm_info shaders_mask_asm[] = {
{VEGA_MASK_SHADER, mask,
VG_TRUE, 0, 0, 1, 1, 0, 2}
};
/* extra blend modes */
static const struct shader_asm_info shaders_blend_asm[] = {
{VEGA_BLEND_MULTIPLY_SHADER, blend_multiply,
VG_TRUE, 3, 1, 2, 1, 0, 5},
{VEGA_BLEND_SCREEN_SHADER, blend_screen,
VG_TRUE, 0, 0, 2, 1, 0, 4},
{VEGA_BLEND_DARKEN_SHADER, blend_darken,
VG_TRUE, 3, 1, 2, 1, 0, 6},
{VEGA_BLEND_LIGHTEN_SHADER, blend_lighten,
VG_TRUE, 3, 1, 2, 1, 0, 6},
};
/* premultiply */
static const struct shader_asm_info shaders_premultiply_asm[] = {
{VEGA_PREMULTIPLY_SHADER, premultiply,
VG_FALSE, 0, 0, 0, 0, 0, 1},
{VEGA_UNPREMULTIPLY_SHADER, unpremultiply,
VG_FALSE, 0, 0, 0, 0, 0, 1},
};
/* color transform to black and white */
static const struct shader_asm_info shaders_bw_asm[] = {
{VEGA_BW_SHADER, color_bw,
VG_FALSE, 3, 1, 0, 0, 0, 3},
};
#endif
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