// Copyright (C) 2009-2010 Amundis // Heavily based on the OpenGL driver implemented by Nikolaus Gebhardt // and OpenGL ES driver implemented by Christian Stehno // This file is part of the "Irrlicht Engine". // For conditions of distribution and use, see copyright notice in Irrlicht.h #ifndef __C_OGLES2_EXTENSION_HANDLER_H_INCLUDED__ #define __C_OGLES2_EXTENSION_HANDLER_H_INCLUDED__ #include "IrrCompileConfig.h" #ifdef _IRR_COMPILE_WITH_OGLES2_ #if defined(_IRR_COMPILE_WITH_SDL_DEVICE_) #include "glad/gl.h" #else #ifdef IOS_STK #include #include #else #include // seems to be missing... typedef char GLchar; #if defined(_IRR_OGLES2_USE_EXTPOINTER_) #include "gles2-ext.h" #endif #endif #endif #include "os.h" #include "EDriverFeatures.h" namespace irr { namespace video { class COGLES2Driver; class COGLES2ExtensionHandler { public: enum EOGLES2Features { IRR_AMD_compressed_3DC_texture=0, // 39 IRR_AMD_compressed_ATC_texture, // 40 IRR_AMD_performance_monitor, // 50 IRR_AMD_program_binary_Z400, // 48 IRR_ANGLE_framebuffer_blit, // 84 IRR_ANGLE_framebuffer_multisample, // 84 IRR_ANGLE_instanced_arrays, // 109 IRR_ANGLE_pack_reverse_row_order, // 110 IRR_ANGLE_texture_compression_dxt3, // 111 IRR_ANGLE_texture_compression_dxt5, // 111 IRR_ANGLE_texture_usage, // 112 IRR_ANGLE_translated_shader_source, // 113 IRR_APPLE_copy_texture_levels, // 123 IRR_APPLE_framebuffer_multisample, // 78 IRR_APPLE_rgb_422, // 76 IRR_APPLE_sync, // 124 IRR_APPLE_texture_2D_limited_npot, // 59 IRR_APPLE_texture_format_BGRA8888, // 79 IRR_APPLE_texture_max_level, // 80 IRR_ARB_texture_env_combine, //ogl, IMG simulator IRR_ARB_texture_env_dot3, //ogl, IMG simulator IRR_ARM_mali_program_binary, // 120 IRR_ARM_mali_shader_binary, // 81 IRR_ARM_rgba8, // 82 IRR_DMP_shader_binary, // 88 IRR_EXT_blend_minmax, // 65 IRR_EXT_color_buffer_half_float, // 97 IRR_EXT_debug_label, // 98 IRR_EXT_debug_marker, // 99 IRR_EXT_discard_framebuffer, // 64 IRR_EXT_frag_depth, // 86 IRR_EXT_map_buffer_range, // 121 IRR_EXT_multisampled_render_to_texture, // 106 IRR_EXT_multiview_draw_buffers, // 125 IRR_EXT_multi_draw_arrays, // 69 IRR_EXT_occlusion_query_boolean, // 100 IRR_EXT_read_format_bgra, // 66 IRR_EXT_robustness, // 107 IRR_EXT_separate_shader_objects, // 101 IRR_EXT_shader_framebuffer_fetch, // 122 IRR_EXT_shader_texture_lod, // 77 IRR_EXT_shadow_samplers, // 102 IRR_EXT_sRGB, // 105 IRR_EXT_texture_compression_dxt1, // 49 IRR_EXT_texture_filter_anisotropic, // 41 IRR_EXT_texture_format_BGRA8888, // 51 IRR_EXT_texture_lod_bias, // 60 IRR_EXT_texture_rg, // 103 IRR_EXT_texture_storage, // 108 IRR_EXT_texture_type_2_10_10_10_REV, // 42 IRR_EXT_unpack_subimage, // 90 IRR_FJ_shader_binary_GCCSO, // 114 IRR_IMG_multisampled_render_to_texture, // 74 IRR_IMG_program_binary, // 67 IRR_IMG_read_format, // 53 IRR_IMG_shader_binary, // 68 IRR_IMG_texture_compression_pvrtc, // 54 IRR_IMG_texture_env_enhanced_fixed_function, // 58 IRR_IMG_texture_format_BGRA8888, // replaced by EXT version IRR_IMG_user_clip_plane, // 57, was clip_planes IRR_IMG_vertex_program, // non-standard IRR_KHR_debug, // 118 IRR_KHR_texture_compression_astc_ldr, // 117 IRR_NV_coverage_sample, // 72 IRR_NV_depth_nonlinear, // 73 IRR_NV_draw_buffers, // 91 IRR_NV_EGL_stream_consumer_external, // 104 IRR_NV_fbo_color_attachments, // 92 IRR_NV_fence, // 52 IRR_NV_read_buffer, // 93 IRR_NV_read_buffer_front, // part of 93 IRR_NV_read_depth, // part of 94 IRR_NV_read_depth_stencil, // 94 IRR_NV_read_stencil, // part of 94 IRR_NV_texture_compression_s3tc_update, // 95 IRR_NV_texture_npot_2D_mipmap, // 96 IRR_OES_blend_equation_separate, // 1 IRR_OES_blend_func_separate, // 2 IRR_OES_blend_subtract, // 3 IRR_OES_byte_coordinates, // 4 IRR_OES_compressed_ETC1_RGB8_texture, // 5 IRR_OES_compressed_paletted_texture, // 6 IRR_OES_depth24, // 24 IRR_OES_depth32, // 25 IRR_OES_depth_texture, // 43 IRR_OES_draw_texture, // 7 IRR_OES_EGL_image, // 23 IRR_OES_EGL_image_external, // 87 IRR_OES_EGL_sync, // 75 IRR_OES_element_index_uint, // 26 IRR_OES_extended_matrix_palette, // 8 IRR_OES_fbo_render_mipmap, // 27 IRR_OES_fixed_point, // 9 IRR_OES_fragment_precision_high, // 28 IRR_OES_framebuffer_object, // 10 IRR_OES_get_program_binary, // 47 IRR_OES_mapbuffer, // 29 IRR_OES_matrix_get, // 11 IRR_OES_matrix_palette, // 12 IRR_OES_packed_depth_stencil, // 44 IRR_OES_point_size_array, // 14 IRR_OES_point_sprite, // 15 IRR_OES_query_matrix, // 16 IRR_OES_read_format, // 17 IRR_OES_required_internalformat, // 115 IRR_OES_rgb8_rgba8, // 30 IRR_OES_single_precision, // 18 IRR_OES_standard_derivatives, // 45 IRR_OES_stencil1, // 31 IRR_OES_stencil4, // 32 IRR_OES_stencil8, // 33 IRR_OES_stencil_wrap, // 19 IRR_OES_surfaceless_context, // 116 IRR_OES_texture_3D, // 34 IRR_OES_texture_cube_map, // 20 IRR_OES_texture_env_crossbar, // 21 IRR_OES_texture_float, // 36 IRR_OES_texture_float_linear, // 35 IRR_OES_texture_half_float, // 36 IRR_OES_texture_half_float_linear, // 35 IRR_OES_texture_mirrored_repeat, // 22 IRR_OES_texture_npot, // 37 IRR_OES_vertex_array_object, // 71 IRR_OES_vertex_half_float, // 38 IRR_OES_vertex_type_10_10_10_2, // 46 IRR_QCOM_alpha_test, // 89 IRR_QCOM_binning_control, // 119 IRR_QCOM_driver_control, // 55 IRR_QCOM_extended_get, // 62 IRR_QCOM_extended_get2, // 63 IRR_QCOM_performance_monitor_global_mode, // 56 IRR_QCOM_tiled_rendering, // 70 IRR_QCOM_writeonly_rendering, // 61 IRR_SUN_multi_draw_arrays, // 69 IRR_VIV_shader_binary, // 85 IRR_OGLES2_Feature_Count }; //! queries the features of the driver, returns true if feature is available bool queryOpenGLFeature(EOGLES2Features feature) const { return FeatureAvailable[feature]; } protected: COGLES2ExtensionHandler(); bool queryFeature(video::E_VIDEO_DRIVER_FEATURE feature) const { switch (feature) { case EVDF_RENDER_TO_TARGET: case EVDF_HARDWARE_TL: case EVDF_MULTITEXTURE: case EVDF_BILINEAR_FILTER: case EVDF_MIP_MAP: case EVDF_MIP_MAP_AUTO_UPDATE: case EVDF_VERTEX_SHADER_1_1: case EVDF_PIXEL_SHADER_1_1: case EVDF_PIXEL_SHADER_1_2: case EVDF_PIXEL_SHADER_2_0: case EVDF_VERTEX_SHADER_2_0: case EVDF_ARB_GLSL: case EVDF_TEXTURE_NSQUARE: case EVDF_TEXTURE_NPOT: case EVDF_FRAMEBUFFER_OBJECT: case EVDF_VERTEX_BUFFER_OBJECT: case EVDF_COLOR_MASK: case EVDF_ALPHA_TO_COVERAGE: case EVDF_POLYGON_OFFSET: case EVDF_TEXTURE_MATRIX: return true; case EVDF_ARB_VERTEX_PROGRAM_1: case EVDF_ARB_FRAGMENT_PROGRAM_1: case EVDF_GEOMETRY_SHADER: case EVDF_MULTIPLE_RENDER_TARGETS: case EVDF_MRT_BLEND: case EVDF_MRT_COLOR_MASK: case EVDF_MRT_BLEND_FUNC: case EVDF_OCCLUSION_QUERY: return false; case EVDF_BLEND_OPERATIONS: return false; case EVDF_TEXTURE_COMPRESSED_DXT: return false; // NV Tegra need improvements here case EVDF_STENCIL_BUFFER: return StencilBuffer; default: return false; }; } void dump() const; void initExtensions(COGLES2Driver* driver, bool withStencil); protected: u16 Version; u8 MaxTextureUnits; u8 MaxSupportedTextures; u8 MaxAnisotropy; u32 MaxIndices; u32 MaxTextureSize; f32 MaxTextureLODBias; //! Minimal and maximal supported thickness for lines without smoothing GLfloat DimAliasedLine[2]; //! Minimal and maximal supported thickness for points without smoothing GLfloat DimAliasedPoint[2]; bool StencilBuffer; bool FeatureAvailable[IRR_OGLES2_Feature_Count]; }; } // end namespace video } // end namespace irr #endif // _IRR_COMPILE_WITH_OGLES2_ #endif