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/*
* Copyright 2011 Joakim Sindholt <opensource@zhasha.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 _NINE_SHADER_H_
#define _NINE_SHADER_H_
#include "d3d9types.h"
#include "d3d9caps.h"
#include "nine_defines.h"
#include "pipe/p_state.h" /* PIPE_MAX_ATTRIBS */
#include "util/u_memory.h"
struct NineDevice9;
struct nine_lconstf /* NOTE: both pointers should be FREE'd by the user */
{
struct nine_range *ranges; /* single MALLOC, but next-pointers valid */
float *data;
};
struct nine_shader_info
{
unsigned type; /* in, PIPE_SHADER_x */
uint8_t version; /* (major << 4) | minor */
const DWORD *byte_code; /* in, pointer to shader tokens */
DWORD byte_size; /* out, size of data at byte_code */
void *cso; /* out, pipe cso for bind_vs,fs_state */
uint16_t input_map[PIPE_MAX_ATTRIBS]; /* VS input -> NINE_DECLUSAGE_x */
uint8_t num_inputs; /* there may be unused inputs (NINE_DECLUSAGE_NONE) */
boolean position_t; /* out, true if VP writes pre-transformed position */
boolean point_size; /* out, true if VP writes point size */
uint32_t sampler_ps1xtypes; /* 2 bits per sampler */
uint16_t sampler_mask; /* out, which samplers are being used */
uint16_t sampler_mask_shadow; /* in, which samplers use depth compare */
uint8_t rt_mask; /* out, which render targets are being written */
unsigned const_i_base; /* in vec4 (16 byte) units */
unsigned const_b_base; /* in vec4 (16 byte) units */
unsigned const_used_size;
struct nine_lconstf lconstf; /* out, NOTE: members to be free'd by user */
};
static INLINE void
nine_info_mark_const_f_used(struct nine_shader_info *info, int idx)
{
unsigned size = (idx + 1) * 16;
if (info->const_used_size < size)
info->const_used_size = size;
}
static INLINE void
nine_info_mark_const_i_used(struct nine_shader_info *info, int idx)
{
unsigned size = (info->const_i_base + (idx + 1)) * 16;
if (info->const_used_size < size)
info->const_used_size = size;
}
static INLINE void
nine_info_mark_const_b_used(struct nine_shader_info *info, int idx)
{
unsigned size = (info->const_b_base + ((idx + 4) / 4)) * 16;
if (info->const_used_size < size)
info->const_used_size = size;
}
HRESULT
nine_translate_shader(struct NineDevice9 *device, struct nine_shader_info *);
struct nine_shader_variant
{
struct nine_shader_variant *next;
void *cso;
uint32_t key;
};
static INLINE void *
nine_shader_variant_get(struct nine_shader_variant *list, uint32_t key)
{
while (list->key != key && list->next)
list = list->next;
if (list->key == key)
return list->cso;
return NULL;
}
static INLINE boolean
nine_shader_variant_add(struct nine_shader_variant *list,
uint32_t key, void *cso)
{
while (list->next) {
assert(list->key != key);
list = list->next;
}
list->next = MALLOC_STRUCT(nine_shader_variant);
if (!list->next)
return FALSE;
list->next->next = NULL;
list->next->key = key;
list->next->cso = cso;
return TRUE;
}
static INLINE void
nine_shader_variants_free(struct nine_shader_variant *list)
{
while (list->next) {
struct nine_shader_variant *ptr = list->next;
list->next = ptr->next;
FREE(ptr);
}
}
#endif /* _NINE_SHADER_H_ */
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