1 /* 2 * Copyright 2012, 2015 Henri Verbeet for CodeWeavers 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Lesser General Public 6 * License as published by the Free Software Foundation; either 7 * version 2.1 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Lesser General Public License for more details. 13 * 14 * You should have received a copy of the GNU Lesser General Public 15 * License along with this library; if not, write to the Free Software 16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA 17 * 18 */ 19 20 #include "wined3d_private.h" 21 22 WINE_DEFAULT_DEBUG_CHANNEL(d3d); 23 24 ULONG CDECL wined3d_sampler_incref(struct wined3d_sampler *sampler) 25 { 26 ULONG refcount = InterlockedIncrement(&sampler->refcount); 27 28 TRACE("%p increasing refcount to %u.\n", sampler, refcount); 29 30 return refcount; 31 } 32 33 static void wined3d_sampler_destroy_object(void *object) 34 { 35 struct wined3d_sampler *sampler = object; 36 const struct wined3d_gl_info *gl_info; 37 struct wined3d_context *context; 38 39 if (sampler->name) 40 { 41 context = context_acquire(sampler->device, NULL, 0); 42 gl_info = context->gl_info; 43 GL_EXTCALL(glDeleteSamplers(1, &sampler->name)); 44 context_release(context); 45 } 46 47 HeapFree(GetProcessHeap(), 0, sampler); 48 } 49 50 ULONG CDECL wined3d_sampler_decref(struct wined3d_sampler *sampler) 51 { 52 ULONG refcount = InterlockedDecrement(&sampler->refcount); 53 54 TRACE("%p decreasing refcount to %u.\n", sampler, refcount); 55 56 if (!refcount) 57 { 58 sampler->parent_ops->wined3d_object_destroyed(sampler->parent); 59 wined3d_cs_destroy_object(sampler->device->cs, wined3d_sampler_destroy_object, sampler); 60 } 61 62 return refcount; 63 } 64 65 void * CDECL wined3d_sampler_get_parent(const struct wined3d_sampler *sampler) 66 { 67 TRACE("sampler %p.\n", sampler); 68 69 return sampler->parent; 70 } 71 72 static void wined3d_sampler_cs_init(void *object) 73 { 74 struct wined3d_sampler *sampler = object; 75 const struct wined3d_sampler_desc *desc; 76 const struct wined3d_gl_info *gl_info; 77 struct wined3d_context *context; 78 79 context = context_acquire(sampler->device, NULL, 0); 80 gl_info = context->gl_info; 81 82 desc = &sampler->desc; 83 GL_EXTCALL(glGenSamplers(1, &sampler->name)); 84 GL_EXTCALL(glSamplerParameteri(sampler->name, GL_TEXTURE_WRAP_S, 85 gl_info->wrap_lookup[desc->address_u - WINED3D_TADDRESS_WRAP])); 86 GL_EXTCALL(glSamplerParameteri(sampler->name, GL_TEXTURE_WRAP_T, 87 gl_info->wrap_lookup[desc->address_v - WINED3D_TADDRESS_WRAP])); 88 GL_EXTCALL(glSamplerParameteri(sampler->name, GL_TEXTURE_WRAP_R, 89 gl_info->wrap_lookup[desc->address_w - WINED3D_TADDRESS_WRAP])); 90 GL_EXTCALL(glSamplerParameterfv(sampler->name, GL_TEXTURE_BORDER_COLOR, &desc->border_color[0])); 91 GL_EXTCALL(glSamplerParameteri(sampler->name, GL_TEXTURE_MAG_FILTER, 92 wined3d_gl_mag_filter(desc->mag_filter))); 93 GL_EXTCALL(glSamplerParameteri(sampler->name, GL_TEXTURE_MIN_FILTER, 94 wined3d_gl_min_mip_filter(desc->min_filter, desc->mip_filter))); 95 GL_EXTCALL(glSamplerParameterf(sampler->name, GL_TEXTURE_LOD_BIAS, desc->lod_bias)); 96 GL_EXTCALL(glSamplerParameterf(sampler->name, GL_TEXTURE_MIN_LOD, desc->min_lod)); 97 GL_EXTCALL(glSamplerParameterf(sampler->name, GL_TEXTURE_MAX_LOD, desc->max_lod)); 98 if (gl_info->supported[ARB_TEXTURE_FILTER_ANISOTROPIC]) 99 GL_EXTCALL(glSamplerParameteri(sampler->name, GL_TEXTURE_MAX_ANISOTROPY, desc->max_anisotropy)); 100 if (desc->compare) 101 GL_EXTCALL(glSamplerParameteri(sampler->name, GL_TEXTURE_COMPARE_MODE, GL_COMPARE_R_TO_TEXTURE)); 102 GL_EXTCALL(glSamplerParameteri(sampler->name, GL_TEXTURE_COMPARE_FUNC, 103 wined3d_gl_compare_func(desc->comparison_func))); 104 if ((context->d3d_info->wined3d_creation_flags & WINED3D_SRGB_READ_WRITE_CONTROL) 105 && gl_info->supported[EXT_TEXTURE_SRGB_DECODE] && !desc->srgb_decode) 106 GL_EXTCALL(glSamplerParameteri(sampler->name, GL_TEXTURE_SRGB_DECODE_EXT, GL_SKIP_DECODE_EXT)); 107 checkGLcall("sampler creation"); 108 109 TRACE("Created sampler %u.\n", sampler->name); 110 111 context_release(context); 112 } 113 114 static void wined3d_sampler_init(struct wined3d_sampler *sampler, struct wined3d_device *device, 115 const struct wined3d_sampler_desc *desc, void *parent, const struct wined3d_parent_ops *parent_ops) 116 { 117 sampler->refcount = 1; 118 sampler->device = device; 119 sampler->parent = parent; 120 sampler->parent_ops = parent_ops; 121 sampler->desc = *desc; 122 123 if (device->adapter->gl_info.supported[ARB_SAMPLER_OBJECTS]) 124 wined3d_cs_init_object(device->cs, wined3d_sampler_cs_init, sampler); 125 } 126 127 HRESULT CDECL wined3d_sampler_create(struct wined3d_device *device, const struct wined3d_sampler_desc *desc, 128 void *parent, const struct wined3d_parent_ops *parent_ops, struct wined3d_sampler **sampler) 129 { 130 struct wined3d_sampler *object; 131 132 TRACE("device %p, desc %p, parent %p, sampler %p.\n", device, desc, parent, sampler); 133 134 if (desc->address_u < WINED3D_TADDRESS_WRAP || desc->address_u > WINED3D_TADDRESS_MIRROR_ONCE 135 || desc->address_v < WINED3D_TADDRESS_WRAP || desc->address_v > WINED3D_TADDRESS_MIRROR_ONCE 136 || desc->address_w < WINED3D_TADDRESS_WRAP || desc->address_w > WINED3D_TADDRESS_MIRROR_ONCE) 137 return WINED3DERR_INVALIDCALL; 138 139 if (desc->mag_filter < WINED3D_TEXF_POINT || desc->mag_filter > WINED3D_TEXF_LINEAR 140 || desc->min_filter < WINED3D_TEXF_POINT || desc->min_filter > WINED3D_TEXF_LINEAR 141 || desc->mip_filter > WINED3D_TEXF_LINEAR) 142 return WINED3DERR_INVALIDCALL; 143 144 if (!(object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object)))) 145 return E_OUTOFMEMORY; 146 147 wined3d_sampler_init(object, device, desc, parent, parent_ops); 148 149 TRACE("Created sampler %p.\n", object); 150 *sampler = object; 151 152 return WINED3D_OK; 153 } 154 155 static void texture_apply_base_level(struct wined3d_texture *texture, 156 const struct wined3d_sampler_desc *desc, const struct wined3d_gl_info *gl_info) 157 { 158 struct gl_texture *gl_tex; 159 unsigned int base_level; 160 161 if (texture->flags & WINED3D_TEXTURE_COND_NP2) 162 base_level = 0; 163 else if (desc->mip_filter == WINED3D_TEXF_NONE) 164 base_level = texture->lod; 165 else 166 base_level = min(max(desc->mip_base_level, texture->lod), texture->level_count - 1); 167 168 gl_tex = wined3d_texture_get_gl_texture(texture, texture->flags & WINED3D_TEXTURE_IS_SRGB); 169 if (base_level != gl_tex->base_level) 170 { 171 /* Note that WINED3D_SAMP_MAX_MIP_LEVEL specifies the largest mipmap 172 * (default 0), while GL_TEXTURE_MAX_LEVEL specifies the smallest 173 * mipmap used (default 1000). So WINED3D_SAMP_MAX_MIP_LEVEL 174 * corresponds to GL_TEXTURE_BASE_LEVEL. */ 175 gl_info->gl_ops.gl.p_glTexParameteri(texture->target, GL_TEXTURE_BASE_LEVEL, base_level); 176 gl_tex->base_level = base_level; 177 } 178 } 179 180 /* This function relies on the correct texture being bound and loaded. */ 181 void wined3d_sampler_bind(struct wined3d_sampler *sampler, unsigned int unit, 182 struct wined3d_texture *texture, const struct wined3d_context *context) 183 { 184 const struct wined3d_gl_info *gl_info = context->gl_info; 185 186 if (gl_info->supported[ARB_SAMPLER_OBJECTS]) 187 { 188 GL_EXTCALL(glBindSampler(unit, sampler->name)); 189 checkGLcall("bind sampler"); 190 } 191 else if (texture) 192 { 193 wined3d_texture_apply_sampler_desc(texture, &sampler->desc, context); 194 } 195 else 196 { 197 ERR("Could not apply sampler state.\n"); 198 } 199 200 if (texture) 201 texture_apply_base_level(texture, &sampler->desc, gl_info); 202 } 203