| /* |
| * Mesa 3-D graphics library |
| * |
| * Copyright (C) 2011 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, sublicense, |
| * 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 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 NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS 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 SAMPLEROBJ_H |
| #define SAMPLEROBJ_H |
| |
| #include "mtypes.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| struct dd_function_table; |
| |
| static inline struct gl_sampler_object * |
| _mesa_get_samplerobj(struct gl_context *ctx, GLuint unit) |
| { |
| if (ctx->Texture.Unit[unit].Sampler) |
| return ctx->Texture.Unit[unit].Sampler; |
| else if (ctx->Texture.Unit[unit]._Current) |
| return &ctx->Texture.Unit[unit]._Current->Sampler; |
| else |
| return NULL; |
| } |
| |
| |
| /** Does the given filter state do mipmap filtering? */ |
| static inline GLboolean |
| _mesa_is_mipmap_filter(const struct gl_sampler_object *samp) |
| { |
| return samp->MinFilter != GL_NEAREST && samp->MinFilter != GL_LINEAR; |
| } |
| |
| |
| extern void |
| _mesa_reference_sampler_object_(struct gl_context *ctx, |
| struct gl_sampler_object **ptr, |
| struct gl_sampler_object *samp); |
| |
| static inline void |
| _mesa_reference_sampler_object(struct gl_context *ctx, |
| struct gl_sampler_object **ptr, |
| struct gl_sampler_object *samp) |
| { |
| if (*ptr != samp) |
| _mesa_reference_sampler_object_(ctx, ptr, samp); |
| } |
| |
| extern struct gl_sampler_object * |
| _mesa_lookup_samplerobj(struct gl_context *ctx, GLuint name); |
| |
| extern struct gl_sampler_object * |
| _mesa_new_sampler_object(struct gl_context *ctx, GLuint name); |
| |
| extern void |
| _mesa_init_sampler_object_functions(struct dd_function_table *driver); |
| |
| extern void |
| _mesa_set_sampler_wrap(struct gl_context *ctx, struct gl_sampler_object *samp, |
| GLenum s, GLenum t, GLenum r); |
| |
| extern void |
| _mesa_set_sampler_filters(struct gl_context *ctx, |
| struct gl_sampler_object *samp, |
| GLenum min_filter, GLenum mag_filter); |
| |
| extern void |
| _mesa_set_sampler_srgb_decode(struct gl_context *ctx, |
| struct gl_sampler_object *samp, GLenum param); |
| |
| extern void |
| _mesa_bind_sampler(struct gl_context *ctx, GLuint unit, |
| struct gl_sampler_object *sampObj); |
| |
| void GLAPIENTRY |
| _mesa_GenSamplers_no_error(GLsizei count, GLuint *samplers); |
| |
| void GLAPIENTRY |
| _mesa_GenSamplers(GLsizei count, GLuint *samplers); |
| |
| void GLAPIENTRY |
| _mesa_CreateSamplers_no_error(GLsizei count, GLuint *samplers); |
| |
| void GLAPIENTRY |
| _mesa_CreateSamplers(GLsizei count, GLuint *samplers); |
| |
| void GLAPIENTRY |
| _mesa_DeleteSamplers_no_error(GLsizei count, const GLuint *samplers); |
| |
| void GLAPIENTRY |
| _mesa_DeleteSamplers(GLsizei count, const GLuint *samplers); |
| |
| GLboolean GLAPIENTRY |
| _mesa_IsSampler(GLuint sampler); |
| |
| void GLAPIENTRY |
| _mesa_BindSampler_no_error(GLuint unit, GLuint sampler); |
| |
| void GLAPIENTRY |
| _mesa_BindSampler(GLuint unit, GLuint sampler); |
| |
| void GLAPIENTRY |
| _mesa_BindSamplers_no_error(GLuint first, GLsizei count, const GLuint *samplers); |
| |
| void GLAPIENTRY |
| _mesa_BindSamplers(GLuint first, GLsizei count, const GLuint *samplers); |
| |
| void GLAPIENTRY |
| _mesa_SamplerParameteri(GLuint sampler, GLenum pname, GLint param); |
| void GLAPIENTRY |
| _mesa_SamplerParameterf(GLuint sampler, GLenum pname, GLfloat param); |
| void GLAPIENTRY |
| _mesa_SamplerParameteriv(GLuint sampler, GLenum pname, const GLint *params); |
| void GLAPIENTRY |
| _mesa_SamplerParameterfv(GLuint sampler, GLenum pname, const GLfloat *params); |
| void GLAPIENTRY |
| _mesa_SamplerParameterIiv(GLuint sampler, GLenum pname, const GLint *params); |
| void GLAPIENTRY |
| _mesa_SamplerParameterIuiv(GLuint sampler, GLenum pname, const GLuint *params); |
| void GLAPIENTRY |
| _mesa_GetSamplerParameteriv(GLuint sampler, GLenum pname, GLint *params); |
| void GLAPIENTRY |
| _mesa_GetSamplerParameterfv(GLuint sampler, GLenum pname, GLfloat *params); |
| void GLAPIENTRY |
| _mesa_GetSamplerParameterIiv(GLuint sampler, GLenum pname, GLint *params); |
| void GLAPIENTRY |
| _mesa_GetSamplerParameterIuiv(GLuint sampler, GLenum pname, GLuint *params); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* SAMPLEROBJ_H */ |