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/*
* Copyright 2009 Joakim Sindholt <opensource@zhasha.com>
* Corbin Simpson <MostAwesomeDude@gmail.com>
*
* 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
* on 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
* THE AUTHOR(S) AND/OR THEIR 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 R300_STATE_INLINES_H
#define R300_STATE_INLINES_H
#include "pipe/p_format.h"
#include "r300_reg.h"
/* Blend state. */
static INLINE uint32_t r300_translate_blend_function(int blend_func)
{
switch (blend_func) {
case PIPE_BLEND_ADD:
return R300_COMB_FCN_ADD_CLAMP;
case PIPE_BLEND_SUBTRACT:
return R300_COMB_FCN_SUB_CLAMP;
case PIPE_BLEND_REVERSE_SUBTRACT:
return R300_COMB_FCN_RSUB_CLAMP;
case PIPE_BLEND_MIN:
return R300_COMB_FCN_MIN;
case PIPE_BLEND_MAX:
return R300_COMB_FCN_MAX;
default:
debug_printf("r300: Unknown blend function %d\n", blend_func);
break;
}
return 0;
}
/* XXX we can also offer the D3D versions of some of these... */
static INLINE uint32_t r300_translate_blend_factor(int blend_fact)
{
switch (blend_fact) {
case PIPE_BLENDFACTOR_ONE:
return R300_BLEND_GL_ONE;
case PIPE_BLENDFACTOR_SRC_COLOR:
return R300_BLEND_GL_SRC_COLOR;
case PIPE_BLENDFACTOR_SRC_ALPHA:
return R300_BLEND_GL_SRC_ALPHA;
case PIPE_BLENDFACTOR_DST_ALPHA:
return R300_BLEND_GL_DST_ALPHA;
case PIPE_BLENDFACTOR_DST_COLOR:
return R300_BLEND_GL_DST_COLOR;
case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE:
return R300_BLEND_GL_SRC_ALPHA_SATURATE;
case PIPE_BLENDFACTOR_CONST_COLOR:
return R300_BLEND_GL_CONST_COLOR;
case PIPE_BLENDFACTOR_CONST_ALPHA:
return R300_BLEND_GL_CONST_ALPHA;
/* XXX WTF are these?
case PIPE_BLENDFACTOR_SRC1_COLOR:
case PIPE_BLENDFACTOR_SRC1_ALPHA: */
case PIPE_BLENDFACTOR_ZERO:
return R300_BLEND_GL_ZERO;
case PIPE_BLENDFACTOR_INV_SRC_COLOR:
return R300_BLEND_GL_ONE_MINUS_SRC_COLOR;
case PIPE_BLENDFACTOR_INV_SRC_ALPHA:
return R300_BLEND_GL_ONE_MINUS_SRC_ALPHA;
case PIPE_BLENDFACTOR_INV_DST_ALPHA:
return R300_BLEND_GL_ONE_MINUS_DST_ALPHA;
case PIPE_BLENDFACTOR_INV_DST_COLOR:
return R300_BLEND_GL_ONE_MINUS_DST_COLOR;
case PIPE_BLENDFACTOR_INV_CONST_COLOR:
return R300_BLEND_GL_ONE_MINUS_CONST_COLOR;
case PIPE_BLENDFACTOR_INV_CONST_ALPHA:
return R300_BLEND_GL_ONE_MINUS_CONST_ALPHA;
/* XXX see above
case PIPE_BLENDFACTOR_INV_SRC1_COLOR:
case PIPE_BLENDFACTOR_INV_SRC1_ALPHA: */
default:
debug_printf("r300: Unknown blend factor %d\n", blend_fact);
break;
}
return 0;
}
/* DSA state. */
static INLINE uint32_t r300_translate_depth_stencil_function(int zs_func)
{
switch (zs_func) {
case PIPE_FUNC_NEVER:
return R300_ZS_NEVER;
case PIPE_FUNC_LESS:
return R300_ZS_LESS;
case PIPE_FUNC_EQUAL:
return R300_ZS_EQUAL;
case PIPE_FUNC_LEQUAL:
return R300_ZS_LEQUAL;
case PIPE_FUNC_GREATER:
return R300_ZS_GREATER;
case PIPE_FUNC_NOTEQUAL:
return R300_ZS_NOTEQUAL;
case PIPE_FUNC_GEQUAL:
return R300_ZS_GEQUAL;
case PIPE_FUNC_ALWAYS:
return R300_ZS_ALWAYS;
default:
debug_printf("r300: Unknown depth/stencil function %d\n",
zs_func);
break;
}
return 0;
}
static INLINE uint32_t r300_translate_stencil_op(int s_op)
{
switch (s_op) {
case PIPE_STENCIL_OP_KEEP:
return R300_ZS_KEEP;
case PIPE_STENCIL_OP_ZERO:
return R300_ZS_ZERO;
case PIPE_STENCIL_OP_REPLACE:
return R300_ZS_REPLACE;
case PIPE_STENCIL_OP_INCR:
return R300_ZS_INCR;
case PIPE_STENCIL_OP_DECR:
return R300_ZS_DECR;
case PIPE_STENCIL_OP_INCR_WRAP:
return R300_ZS_INCR_WRAP;
case PIPE_STENCIL_OP_DECR_WRAP:
return R300_ZS_DECR_WRAP;
case PIPE_STENCIL_OP_INVERT:
return R300_ZS_INVERT;
default:
debug_printf("r300: Unknown stencil op %d", s_op);
break;
}
return 0;
}
static INLINE uint32_t r300_translate_alpha_function(int alpha_func)
{
switch (alpha_func) {
case PIPE_FUNC_NEVER:
return R300_FG_ALPHA_FUNC_NEVER;
case PIPE_FUNC_LESS:
return R300_FG_ALPHA_FUNC_LESS;
case PIPE_FUNC_EQUAL:
return R300_FG_ALPHA_FUNC_EQUAL;
case PIPE_FUNC_LEQUAL:
return R300_FG_ALPHA_FUNC_LE;
case PIPE_FUNC_GREATER:
return R300_FG_ALPHA_FUNC_GREATER;
case PIPE_FUNC_NOTEQUAL:
return R300_FG_ALPHA_FUNC_NOTEQUAL;
case PIPE_FUNC_GEQUAL:
return R300_FG_ALPHA_FUNC_GE;
case PIPE_FUNC_ALWAYS:
return R300_FG_ALPHA_FUNC_ALWAYS;
default:
debug_printf("r300: Unknown alpha function %d", alpha_func);
break;
}
return 0;
}
/* Texture sampler state. */
static INLINE uint32_t r300_translate_wrap(int wrap)
{
switch (wrap) {
case PIPE_TEX_WRAP_REPEAT:
return R300_TX_REPEAT;
case PIPE_TEX_WRAP_CLAMP:
return R300_TX_CLAMP;
case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
return R300_TX_CLAMP_TO_EDGE;
case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
return R300_TX_CLAMP_TO_BORDER;
case PIPE_TEX_WRAP_MIRROR_REPEAT:
return R300_TX_REPEAT | R300_TX_MIRRORED;
case PIPE_TEX_WRAP_MIRROR_CLAMP:
return R300_TX_CLAMP | R300_TX_MIRRORED;
case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE:
return R300_TX_CLAMP_TO_EDGE | R300_TX_MIRRORED;
case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER:
return R300_TX_CLAMP_TO_EDGE | R300_TX_MIRRORED;
default:
debug_printf("r300: Unknown texture wrap %d", wrap);
return 0;
}
}
static INLINE uint32_t r300_translate_tex_filters(int min, int mag, int mip)
{
uint32_t retval = 0;
switch (min) {
case PIPE_TEX_FILTER_NEAREST:
retval |= R300_TX_MIN_FILTER_NEAREST;
case PIPE_TEX_FILTER_LINEAR:
retval |= R300_TX_MIN_FILTER_LINEAR;
case PIPE_TEX_FILTER_ANISO:
retval |= R300_TX_MIN_FILTER_ANISO;
default:
debug_printf("r300: Unknown texture filter %d", min);
break;
}
switch (mag) {
case PIPE_TEX_FILTER_NEAREST:
retval |= R300_TX_MAG_FILTER_NEAREST;
case PIPE_TEX_FILTER_LINEAR:
retval |= R300_TX_MAG_FILTER_LINEAR;
case PIPE_TEX_FILTER_ANISO:
retval |= R300_TX_MAG_FILTER_ANISO;
default:
debug_printf("r300: Unknown texture filter %d", mag);
break;
}
switch (mip) {
case PIPE_TEX_MIPFILTER_NONE:
retval |= R300_TX_MIN_FILTER_MIP_NONE;
case PIPE_TEX_MIPFILTER_NEAREST:
retval |= R300_TX_MIN_FILTER_MIP_NEAREST;
case PIPE_TEX_MIPFILTER_LINEAR:
retval |= R300_TX_MIN_FILTER_MIP_LINEAR;
default:
debug_printf("r300: Unknown texture filter %d", mip);
break;
}
return retval;
}
static INLINE uint32_t r300_anisotropy(float max_aniso)
{
if (max_aniso >= 16.0f) {
return R300_TX_MAX_ANISO_16_TO_1;
} else if (max_aniso >= 8.0f) {
return R300_TX_MAX_ANISO_8_TO_1;
} else if (max_aniso >= 4.0f) {
return R300_TX_MAX_ANISO_4_TO_1;
} else if (max_aniso >= 2.0f) {
return R300_TX_MAX_ANISO_2_TO_1;
} else {
return R300_TX_MAX_ANISO_1_TO_1;
}
}
/* Buffer formats. */
static INLINE uint32_t r300_translate_colorformat(enum pipe_format format)
{
switch (format) {
/* 8-bit buffers */
case PIPE_FORMAT_I8_UNORM:
return R300_COLOR_FORMAT_I8;
/* 16-bit buffers */
case PIPE_FORMAT_R5G6B5_UNORM:
return R300_COLOR_FORMAT_RGB565;
case PIPE_FORMAT_A1R5G5B5_UNORM:
return R300_COLOR_FORMAT_ARGB1555;
case PIPE_FORMAT_A4R4G4B4_UNORM:
return R300_COLOR_FORMAT_ARGB4444;
/* 32-bit buffers */
case PIPE_FORMAT_A8R8G8B8_UNORM:
return R300_COLOR_FORMAT_ARGB8888;
/* XXX Not in pipe_format
case PIPE_FORMAT_A32R32G32B32:
return R300_COLOR_FORMAT_ARGB32323232;
case PIPE_FORMAT_A16R16G16B16:
return R300_COLOR_FORMAT_ARGB16161616; */
/* XXX Not in pipe_format
case PIPE_FORMAT_A10R10G10B10_UNORM:
return R500_COLOR_FORMAT_ARGB10101010;
case PIPE_FORMAT_A2R10G10B10_UNORM:
return R500_COLOR_FORMAT_ARGB2101010;
case PIPE_FORMAT_I10_UNORM:
return R500_COLOR_FORMAT_I10; */
default:
debug_printf("r300: Implementation error: " \
"Got unsupported color format %s in %s\n",
pf_name(format), __FUNCTION__);
break;
}
return 0;
}
static INLINE uint32_t r300_translate_zsformat(enum pipe_format format)
{
switch (format) {
/* 16-bit depth, no stencil */
case PIPE_FORMAT_Z16_UNORM:
return R300_DEPTHFORMAT_16BIT_INT_Z;
/* 24-bit depth, 8-bit stencil */
case PIPE_FORMAT_Z24S8_UNORM:
return R300_DEPTHFORMAT_24BIT_INT_Z_8BIT_STENCIL;
default:
debug_printf("r300: Implementation error: " \
"Got unsupported ZS format %s in %s\n",
pf_name(format), __FUNCTION__);
break;
}
return 0;
}
#endif /* R300_STATE_INLINES_H */
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