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Diffstat (limited to 'src/gallium/drivers/llvmpipe/lp_jit.h')
-rw-r--r-- | src/gallium/drivers/llvmpipe/lp_jit.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_jit.h b/src/gallium/drivers/llvmpipe/lp_jit.h new file mode 100644 index 0000000000..a7fb60f9f5 --- /dev/null +++ b/src/gallium/drivers/llvmpipe/lp_jit.h @@ -0,0 +1,109 @@ +/************************************************************************** + * + * 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. + * + **************************************************************************/ + +/** + * @file + * C - JIT interfaces + * + * @author Jose Fonseca <jfonseca@vmware.com> + */ + +#ifndef LP_JIT_H +#define LP_JIT_H + + +#include "lp_bld_struct.h" + + +struct tgsi_sampler; +struct llvmpipe_screen; + + +/** + * This structure is passed directly to the generated fragment shader. + * + * It contains the derived state. + * + * Changes here must be reflected in the lp_jit_context_* macros and + * lp_jit_init_types function. Changes to the ordering should be avoided. + * + * Only use types with a clear size and padding here, in particular prefer the + * stdint.h types to the basic integer types. + */ +struct lp_jit_context +{ + const float *constants; + + struct tgsi_sampler **samplers; + + /* TODO: alpha reference value */ + float alpha_ref_value; + + /* TODO: blend constant color */ + uint8_t *blend_color; +}; + + +#define lp_jit_context_constants(_builder, _ptr) \ + lp_build_struct_get(_builder, _ptr, 0, "constants") + +#define lp_jit_context_samplers(_builder, _ptr) \ + lp_build_struct_get(_builder, _ptr, 1, "samplers") + +#define lp_jit_context_alpha_ref_value(_builder, _ptr) \ + lp_build_struct_get(_builder, _ptr, 2, "alpha_ref_value") + +#define lp_jit_context_blend_color(_builder, _ptr) \ + lp_build_struct_get(_builder, _ptr, 3, "blend_color") + + +typedef void +(*lp_jit_frag_func)(struct lp_jit_context *context, + uint32_t x, + uint32_t y, + const void *a0, + const void *dadx, + const void *dady, + uint32_t *mask, + void *color, + void *depth); + +void PIPE_CDECL +lp_fetch_texel_soa( struct tgsi_sampler **samplers, + uint32_t unit, + float *store ); + + +void +lp_jit_screen_cleanup(struct llvmpipe_screen *screen); + + +void +lp_jit_screen_init(struct llvmpipe_screen *screen); + + +#endif /* LP_JIT_H */ |