| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #include "EglConfig.h" |
| |
| EglConfig::EglConfig(EGLint red_size, |
| EGLint green_size, |
| EGLint blue_size, |
| EGLint alpha_size, |
| EGLenum caveat, |
| EGLint conformant, |
| EGLint config_id, |
| EGLint depth_size, |
| EGLint frame_buffer_level, |
| EGLint max_pbuffer_width, |
| EGLint max_pbuffer_height, |
| EGLint max_pbuffer_size, |
| EGLBoolean native_renderable, |
| EGLint renderable_type, |
| EGLint native_visual_id, |
| EGLint native_visual_type, |
| EGLint sample_buffers_num, |
| EGLint samples_per_pixel, |
| EGLint stencil_size, |
| EGLint luminance_size, |
| EGLint wanted_buffer_size, |
| EGLint surface_type, |
| EGLenum transparent_type, |
| EGLint trans_red_val, |
| EGLint trans_green_val, |
| EGLint trans_blue_val, |
| EGLBoolean recordable_android, |
| EglOS::PixelFormat* frmt): |
| m_buffer_size(red_size + green_size + blue_size + alpha_size), |
| m_red_size(red_size), |
| m_green_size(green_size), |
| m_blue_size(blue_size), |
| m_alpha_size(alpha_size), |
| m_bind_to_tex_rgb(EGL_FALSE), //not supported for now |
| m_bind_to_tex_rgba(EGL_FALSE), //not supported for now |
| m_caveat(caveat), |
| m_config_id(config_id), |
| m_native_config_id(config_id), |
| m_frame_buffer_level(frame_buffer_level), |
| m_depth_size(depth_size), |
| m_max_pbuffer_width(max_pbuffer_width), |
| m_max_pbuffer_height(max_pbuffer_height), |
| m_max_pbuffer_size(max_pbuffer_size), |
| m_max_swap_interval(MAX_SWAP_INTERVAL), |
| m_min_swap_interval(MIN_SWAP_INTERVAL), |
| m_native_renderable(native_renderable), |
| m_renderable_type(renderable_type), |
| m_native_visual_id(native_visual_id), |
| m_native_visual_type(native_visual_type), |
| m_sample_buffers_num(sample_buffers_num), |
| m_samples_per_pixel(samples_per_pixel), |
| m_stencil_size(stencil_size), |
| m_luminance_size(luminance_size), |
| m_wanted_buffer_size(wanted_buffer_size), |
| m_surface_type(surface_type), |
| m_transparent_type(transparent_type), |
| m_trans_red_val(trans_red_val), |
| m_trans_green_val(trans_green_val), |
| m_trans_blue_val(trans_blue_val), |
| m_recordable_android(recordable_android), |
| m_conformant(conformant), |
| m_nativeFormat(frmt), |
| m_color_buffer_type(EGL_RGB_BUFFER) {} |
| |
| EglConfig::EglConfig(EGLint red_size, |
| EGLint green_size, |
| EGLint blue_size, |
| EGLint alpha_size, |
| EGLenum caveat, |
| EGLint config_id, |
| EGLint depth_size, |
| EGLint frame_buffer_level, |
| EGLint max_pbuffer_width, |
| EGLint max_pbuffer_height, |
| EGLint max_pbuffer_size, |
| EGLBoolean native_renderable, |
| EGLint renderable_type, |
| EGLint native_visual_id, |
| EGLint native_visual_type, |
| EGLint samples_per_pixel, |
| EGLint stencil_size, |
| EGLint surface_type, |
| EGLenum transparent_type, |
| EGLint trans_red_val, |
| EGLint trans_green_val, |
| EGLint trans_blue_val, |
| EGLBoolean recordable_android, |
| EglOS::PixelFormat* frmt): |
| m_buffer_size(red_size + green_size + blue_size + alpha_size), |
| m_red_size(red_size), |
| m_green_size(green_size), |
| m_blue_size(blue_size), |
| m_alpha_size(alpha_size), |
| m_bind_to_tex_rgb(EGL_FALSE), //not supported for now |
| m_bind_to_tex_rgba(EGL_FALSE), //not supported for now |
| m_caveat(caveat), |
| m_config_id(config_id), |
| m_native_config_id(config_id), |
| m_frame_buffer_level(frame_buffer_level), |
| m_depth_size(depth_size), |
| m_max_pbuffer_width(max_pbuffer_width), |
| m_max_pbuffer_height(max_pbuffer_height), |
| m_max_pbuffer_size(max_pbuffer_size), |
| m_max_swap_interval(MAX_SWAP_INTERVAL), |
| m_min_swap_interval(MIN_SWAP_INTERVAL), |
| m_native_renderable(native_renderable), |
| m_renderable_type(renderable_type), |
| m_native_visual_id(native_visual_id), |
| m_native_visual_type(native_visual_type), |
| m_sample_buffers_num(samples_per_pixel > 0 ? 1 : 0), |
| m_samples_per_pixel(samples_per_pixel), |
| m_stencil_size(stencil_size), |
| m_luminance_size(0), |
| m_wanted_buffer_size(EGL_DONT_CARE), |
| m_surface_type(surface_type), |
| m_transparent_type(transparent_type), |
| m_trans_red_val(trans_red_val), |
| m_trans_green_val(trans_green_val), |
| m_trans_blue_val(trans_blue_val), |
| m_recordable_android(recordable_android), |
| m_conformant(((red_size + green_size + blue_size + alpha_size > 0) && |
| (caveat != EGL_NON_CONFORMANT_CONFIG)) ? |
| m_renderable_type : 0), |
| m_nativeFormat(frmt), |
| m_color_buffer_type(EGL_RGB_BUFFER) {} |
| |
| |
| EglConfig::EglConfig(const EglConfig& conf) : |
| m_buffer_size(conf.m_buffer_size), |
| m_red_size(conf.m_red_size), |
| m_green_size(conf.m_green_size), |
| m_blue_size(conf.m_blue_size), |
| m_alpha_size(conf.m_alpha_size), |
| m_bind_to_tex_rgb(conf.m_bind_to_tex_rgb), |
| m_bind_to_tex_rgba(conf.m_bind_to_tex_rgba), |
| m_caveat(conf.m_caveat), |
| m_config_id(conf.m_config_id), |
| m_native_config_id(conf.m_native_config_id), |
| m_frame_buffer_level(conf.m_frame_buffer_level), |
| m_depth_size(conf.m_depth_size), |
| m_max_pbuffer_width(conf.m_max_pbuffer_width), |
| m_max_pbuffer_height(conf.m_max_pbuffer_height), |
| m_max_pbuffer_size(conf.m_max_pbuffer_size), |
| m_max_swap_interval(conf.m_max_swap_interval), |
| m_min_swap_interval(conf.m_min_swap_interval), |
| m_native_renderable(conf.m_native_renderable), |
| m_renderable_type(conf.m_renderable_type), |
| m_native_visual_id(conf.m_native_visual_id), |
| m_native_visual_type(conf.m_native_visual_type), |
| m_sample_buffers_num(conf.m_sample_buffers_num), |
| m_samples_per_pixel(conf.m_samples_per_pixel), |
| m_stencil_size(conf.m_stencil_size), |
| m_luminance_size(conf.m_luminance_size), |
| m_wanted_buffer_size(conf.m_wanted_buffer_size), |
| m_surface_type(conf.m_surface_type), |
| m_transparent_type(conf.m_transparent_type), |
| m_trans_red_val(conf.m_trans_red_val), |
| m_trans_green_val(conf.m_trans_green_val), |
| m_trans_blue_val(conf.m_trans_blue_val), |
| m_recordable_android(conf.m_recordable_android), |
| m_conformant(conf.m_conformant), |
| m_nativeFormat(conf.m_nativeFormat->clone()), |
| m_color_buffer_type(EGL_RGB_BUFFER) {} |
| |
| |
| EglConfig::EglConfig(const EglConfig& conf, |
| EGLint config_id, |
| EGLint red_size, |
| EGLint green_size, |
| EGLint blue_size, |
| EGLint alpha_size) : |
| m_buffer_size(red_size + green_size + blue_size + alpha_size), |
| m_red_size(red_size), |
| m_green_size(green_size), |
| m_blue_size(blue_size), |
| m_alpha_size(alpha_size), |
| m_bind_to_tex_rgb(conf.m_bind_to_tex_rgb), |
| m_bind_to_tex_rgba(conf.m_bind_to_tex_rgba), |
| m_caveat(conf.m_caveat), |
| m_config_id(config_id), |
| m_native_config_id(conf.m_native_config_id), |
| m_frame_buffer_level(conf.m_frame_buffer_level), |
| m_depth_size(conf.m_depth_size), |
| m_max_pbuffer_width(conf.m_max_pbuffer_width), |
| m_max_pbuffer_height(conf.m_max_pbuffer_height), |
| m_max_pbuffer_size(conf.m_max_pbuffer_size), |
| m_max_swap_interval(conf.m_max_swap_interval), |
| m_min_swap_interval(conf.m_min_swap_interval), |
| m_native_renderable(conf.m_native_renderable), |
| m_renderable_type(conf.m_renderable_type), |
| m_native_visual_id(conf.m_native_visual_id), |
| m_native_visual_type(conf.m_native_visual_type), |
| m_sample_buffers_num(conf.m_sample_buffers_num), |
| m_samples_per_pixel(conf.m_samples_per_pixel), |
| m_stencil_size(conf.m_stencil_size), |
| m_luminance_size(conf.m_luminance_size), |
| m_wanted_buffer_size(conf.m_wanted_buffer_size), |
| m_surface_type(conf.m_surface_type), |
| m_transparent_type(conf.m_transparent_type), |
| m_trans_red_val(conf.m_trans_red_val), |
| m_trans_green_val(conf.m_trans_green_val), |
| m_trans_blue_val(conf.m_trans_blue_val), |
| m_recordable_android(conf.m_recordable_android), |
| m_conformant(conf.m_conformant), |
| m_nativeFormat(conf.m_nativeFormat->clone()), |
| m_color_buffer_type(EGL_RGB_BUFFER) {}; |
| |
| bool EglConfig::getConfAttrib(EGLint attrib,EGLint* val) const { |
| switch(attrib) { |
| case EGL_BUFFER_SIZE: |
| *val = m_buffer_size; |
| break; |
| case EGL_RED_SIZE: |
| *val = m_red_size; |
| break; |
| case EGL_GREEN_SIZE: |
| *val = m_green_size; |
| break; |
| case EGL_BLUE_SIZE: |
| *val = m_blue_size; |
| break; |
| case EGL_LUMINANCE_SIZE: |
| *val = m_luminance_size; |
| break; |
| case EGL_ALPHA_SIZE: |
| *val = m_alpha_size; |
| break; |
| case EGL_BIND_TO_TEXTURE_RGB: |
| *val = m_bind_to_tex_rgb; |
| break; |
| case EGL_BIND_TO_TEXTURE_RGBA: |
| *val = m_bind_to_tex_rgba; |
| break; |
| case EGL_CONFIG_CAVEAT: |
| *val = m_caveat; |
| break; |
| case EGL_CONFORMANT: |
| *val = m_conformant; |
| break; |
| case EGL_CONFIG_ID: |
| *val = m_config_id; |
| break; |
| case EGL_DEPTH_SIZE: |
| *val = m_depth_size; |
| break; |
| case EGL_LEVEL: |
| *val = m_frame_buffer_level; |
| break; |
| case EGL_MAX_PBUFFER_WIDTH: |
| *val = m_max_pbuffer_width; |
| break; |
| case EGL_MAX_PBUFFER_HEIGHT: |
| *val = m_max_pbuffer_height; |
| break; |
| case EGL_MAX_PBUFFER_PIXELS: |
| *val = m_max_pbuffer_size; |
| break; |
| case EGL_MAX_SWAP_INTERVAL: |
| *val = m_max_swap_interval; |
| break; |
| case EGL_MIN_SWAP_INTERVAL: |
| *val = m_min_swap_interval; |
| break; |
| case EGL_NATIVE_RENDERABLE: |
| *val = m_native_renderable; |
| break; |
| case EGL_NATIVE_VISUAL_ID: |
| *val = m_native_visual_id; |
| break; |
| case EGL_NATIVE_VISUAL_TYPE: |
| *val = m_native_visual_type; |
| break; |
| case EGL_RENDERABLE_TYPE: |
| *val = m_renderable_type; |
| break; |
| case EGL_SAMPLE_BUFFERS: |
| *val = m_sample_buffers_num; |
| break; |
| case EGL_SAMPLES: |
| *val = m_samples_per_pixel; |
| break; |
| case EGL_STENCIL_SIZE: |
| *val = m_stencil_size; |
| break; |
| case EGL_SURFACE_TYPE: |
| *val = m_surface_type; |
| break; |
| case EGL_COLOR_BUFFER_TYPE: |
| *val = EGL_RGB_BUFFER; |
| break; |
| case EGL_TRANSPARENT_TYPE: |
| *val =m_transparent_type; |
| break; |
| case EGL_TRANSPARENT_RED_VALUE: |
| *val = m_trans_red_val; |
| break; |
| case EGL_TRANSPARENT_GREEN_VALUE: |
| *val = m_trans_green_val; |
| break; |
| case EGL_TRANSPARENT_BLUE_VALUE: |
| *val = m_trans_blue_val; |
| break; |
| case EGL_RECORDABLE_ANDROID: |
| *val = m_recordable_android; |
| break; |
| default: |
| return false; |
| } |
| return true; |
| } |
| |
| EGLint EglConfig::getConfAttrib(EGLint attrib) const { |
| EGLint res; |
| getConfAttrib(attrib, &res); |
| return res; |
| } |
| |
| // checking compitabilty between *this configuration and another configuration |
| // the compitability is checked againsed red,green,blue,buffer stencil and depth sizes |
| bool EglConfig::compatibleWith(const EglConfig& conf) const { |
| |
| return m_buffer_size == conf.m_buffer_size && |
| m_red_size == conf.m_red_size && |
| m_green_size == conf.m_green_size && |
| m_blue_size == conf.m_blue_size && |
| m_depth_size == conf.m_depth_size && |
| m_stencil_size == conf.m_stencil_size; |
| } |
| |
| // For fixing dEQP EGL tests. This is based on the EGL spec |
| // and is inspired by the dEQP EGL test code itself. |
| static int ColorBufferTypeVal(EGLenum type) { |
| switch (type) { |
| case EGL_RGB_BUFFER: return 0; |
| case EGL_LUMINANCE_BUFFER: return 1; |
| case EGL_YUV_BUFFER_EXT: return 2; |
| } |
| return 3; |
| } |
| |
| //following the sorting EGLconfig as in spec |
| // Note that we also need to sort during eglChooseConfig |
| // when returning configs to user, as sorting order |
| // can depend on which attributes the user has requested. |
| bool EglConfig::operator<(const EglConfig& conf) const { |
| //0 |
| if(m_conformant != conf.m_conformant) { |
| return m_conformant != 0; //We want the conformant ones first |
| } |
| //1 |
| if(m_caveat != conf.m_caveat) { |
| return m_caveat < conf.m_caveat; // EGL_NONE < EGL_SLOW_CONFIG < EGL_NON_CONFORMANT_CONFIG |
| } |
| |
| //2 |
| if (m_color_buffer_type != conf.m_color_buffer_type) { |
| return ColorBufferTypeVal(m_color_buffer_type) < |
| ColorBufferTypeVal(conf.m_color_buffer_type); |
| } |
| |
| //3 |
| if (m_buffer_size != conf.m_buffer_size) { |
| return m_buffer_size < conf.m_buffer_size; |
| } |
| |
| //4 |
| if(m_sample_buffers_num != conf.m_sample_buffers_num) { |
| return m_sample_buffers_num < conf.m_sample_buffers_num; |
| } |
| //5 |
| if(m_samples_per_pixel != conf.m_samples_per_pixel) { |
| return m_samples_per_pixel < conf.m_samples_per_pixel; |
| } |
| //6 |
| if(m_depth_size != conf.m_depth_size) { |
| return m_depth_size < conf.m_depth_size; |
| } |
| //7 |
| if(m_stencil_size != conf.m_stencil_size) { |
| return m_stencil_size < conf.m_stencil_size; |
| } |
| |
| return m_config_id < conf.m_config_id; |
| } |
| |
| bool EglConfig::operator>=(const EglConfig& conf) const { |
| return !((*this) < conf); |
| } |
| |
| //checking if config stands for all the selection crateria of dummy as defined by EGL spec |
| #define CHECK_PROP(dummy,prop_name,op) \ |
| if((dummy.prop_name != EGL_DONT_CARE) && (dummy.prop_name op prop_name)) { \ |
| CHOOSE_CONFIG_DLOG(#prop_name " does not match: %d vs %d", dummy.prop_name, prop_name); \ |
| return false; \ |
| } else { \ |
| CHOOSE_CONFIG_DLOG(#prop_name " compatible."); \ |
| } \ |
| |
| #define CHECK_PROP_CAST(dummy,prop_name,op) \ |
| if((((EGLint)dummy.prop_name) != EGL_DONT_CARE) && (dummy.prop_name op prop_name)) { \ |
| CHOOSE_CONFIG_DLOG(#prop_name " does not match."); \ |
| return false; \ |
| } else { \ |
| CHOOSE_CONFIG_DLOG(#prop_name " compatible."); \ |
| } \ |
| |
| bool EglConfig::chosen(const EglConfig& dummy) const { |
| |
| CHOOSE_CONFIG_DLOG("checking config id 0x%x for compatibility\n", m_config_id); |
| CHOOSE_CONFIG_DLOG("config info for 0x%x: " |
| "rgbads %d %d %d %d %d %d " |
| "samp spp %d %d fblvl %d n.vistype %d maxswap %d minswap %d" |
| "transrgb %d %d %d caveat %d n.renderable %d " |
| "transptype %d surftype %d conform %d rendertype %d", |
| m_config_id, |
| |
| m_red_size, |
| m_green_size, |
| m_blue_size, |
| m_alpha_size, |
| m_depth_size, |
| m_stencil_size, |
| |
| m_sample_buffers_num, |
| m_samples_per_pixel, |
| |
| m_frame_buffer_level, |
| |
| m_native_visual_type, |
| |
| m_max_swap_interval, |
| m_min_swap_interval, |
| |
| m_trans_red_val, |
| m_trans_green_val, |
| m_trans_blue_val, |
| |
| m_caveat, |
| m_native_renderable, |
| |
| m_transparent_type, |
| m_surface_type, |
| m_conformant, |
| m_renderable_type); |
| |
| //atleast |
| CHECK_PROP(dummy,m_buffer_size,>); |
| CHECK_PROP(dummy,m_red_size,>); |
| CHECK_PROP(dummy,m_green_size,>); |
| CHECK_PROP(dummy,m_blue_size,>); |
| CHECK_PROP(dummy,m_alpha_size,>); |
| CHECK_PROP(dummy,m_depth_size,>); |
| CHECK_PROP(dummy,m_stencil_size,>); |
| |
| CHECK_PROP(dummy,m_luminance_size,>); |
| |
| // We distinguish here between the buffer size |
| // desired by the user (dummy.m_wanted_buffer_size) |
| // versus the actual config's buffer size |
| // (m_wanted_buffer_size). |
| if (dummy.isWantedAttrib(EGL_BUFFER_SIZE)) { |
| if (dummy.m_wanted_buffer_size != EGL_DONT_CARE && |
| dummy.m_wanted_buffer_size > m_buffer_size) { |
| return false; |
| } |
| } |
| |
| CHECK_PROP(dummy,m_sample_buffers_num,>); |
| CHECK_PROP(dummy,m_samples_per_pixel,>); |
| |
| //exact |
| CHECK_PROP(dummy,m_frame_buffer_level,!=); |
| CHECK_PROP(dummy,m_config_id,!=); |
| |
| CHECK_PROP(dummy,m_native_visual_type,!=); |
| CHECK_PROP(dummy,m_max_swap_interval ,!=); |
| CHECK_PROP(dummy,m_min_swap_interval ,!=); |
| CHECK_PROP(dummy,m_trans_red_val ,!=); |
| CHECK_PROP(dummy,m_trans_green_val ,!=); |
| CHECK_PROP(dummy,m_trans_blue_val ,!=); |
| //exact - when cast to EGLint is needed when comparing to EGL_DONT_CARE |
| CHECK_PROP_CAST(dummy,m_bind_to_tex_rgb ,!=); |
| CHECK_PROP_CAST(dummy,m_bind_to_tex_rgba,!=); |
| CHECK_PROP_CAST(dummy,m_caveat,!=); |
| CHECK_PROP_CAST(dummy,m_native_renderable ,!=); |
| CHECK_PROP_CAST(dummy,m_transparent_type ,!=); |
| |
| //mask |
| if(dummy.m_surface_type != EGL_DONT_CARE && |
| ((dummy.m_surface_type & |
| (m_surface_type | EGL_WINDOW_BIT)) != // Note that we always advertise our configs' |
| // EGL_SURFACE_TYPE has having EGL_WINDOW_BIT |
| // capability, so we must also respect that here. |
| dummy.m_surface_type)) { |
| |
| return false; |
| } |
| |
| if(dummy.m_conformant != (EGLenum)EGL_DONT_CARE && |
| ((dummy.m_conformant & m_conformant) != dummy.m_conformant)) { |
| CHOOSE_CONFIG_DLOG("m_conformant does not match."); |
| return false; |
| } |
| |
| if(dummy.m_renderable_type != EGL_DONT_CARE && |
| ((dummy.m_renderable_type & m_renderable_type) != dummy.m_renderable_type)) { |
| CHOOSE_CONFIG_DLOG("m_renderable_type does not match."); |
| return false; |
| } |
| |
| CHOOSE_CONFIG_DLOG("config id 0x%x passes.", m_config_id); |
| |
| //passed all checks |
| return true; |
| } |
