diff options
Diffstat (limited to 'drivers/gles3/shader_gles3.h')
| -rw-r--r-- | drivers/gles3/shader_gles3.h | 88 |
1 files changed, 49 insertions, 39 deletions
diff --git a/drivers/gles3/shader_gles3.h b/drivers/gles3/shader_gles3.h index 2b72549b5b..0b2ecbaca6 100644 --- a/drivers/gles3/shader_gles3.h +++ b/drivers/gles3/shader_gles3.h @@ -1,32 +1,32 @@ -/*************************************************************************/ -/* shader_gles3.h */ -/*************************************************************************/ -/* This file is part of: */ -/* GODOT ENGINE */ -/* https://godotengine.org */ -/*************************************************************************/ -/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */ -/* */ -/* 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. */ -/*************************************************************************/ +/**************************************************************************/ +/* shader_gles3.h */ +/**************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/**************************************************************************/ +/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */ +/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */ +/* */ +/* 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 SHADER_GLES3_H #define SHADER_GLES3_H @@ -70,15 +70,20 @@ protected: bool default_value = false; }; + struct Feedback { + const char *name; + uint64_t specialization; + }; + private: //versions CharString general_defines; // A version is a high-level construct which is a combination of built-in and user-defined shader code, Each user-created Shader makes one version - // Variants use #ifdefs to toggle behaviour on and off to change behaviour of the shader + // Variants use #ifdefs to toggle behavior on and off to change behavior of the shader // All variants are compiled each time a new version is created - // Specializations use #ifdefs to toggle behaviour on and off for performance, on supporting hardware, they will compile a version with everything enabled, and then compile more copies to improve performance - // Use specializations to enable and disabled advanced features, use variants to toggle behaviour when different data may be used (e.g. using a samplerArray vs a sampler, or doing a depth prepass vs a color pass) + // Specializations use #ifdefs to toggle behavior on and off for performance, on supporting hardware, they will compile a version with everything enabled, and then compile more copies to improve performance + // Use specializations to enable and disabled advanced features, use variants to toggle behavior when different data may be used (e.g. using a samplerArray vs a sampler, or doing a depth prepass vs a color pass) struct Version { Vector<StringName> texture_uniforms; CharString uniforms; @@ -153,7 +158,7 @@ private: StageTemplate stage_templates[STAGE_TYPE_MAX]; - void _build_variant_code(StringBuilder &p_builder, uint32_t p_variant, const Version *p_version, const StageTemplate &p_template, uint64_t p_specialization); + void _build_variant_code(StringBuilder &p_builder, uint32_t p_variant, const Version *p_version, StageType p_stage_type, uint64_t p_specialization); void _add_stage(const char *p_code, StageType p_stage_type); @@ -165,6 +170,8 @@ private: int uniform_count = 0; const UBOPair *ubo_pairs = nullptr; int ubo_count = 0; + const Feedback *feedbacks; + int feedback_count = 0; const TexUnitPair *texunit_pairs = nullptr; int texunit_pair_count = 0; int specialization_count = 0; @@ -178,13 +185,13 @@ private: protected: ShaderGLES3(); - void _setup(const char *p_vertex_code, const char *p_fragment_code, const char *p_name, int p_uniform_count, const char **p_uniform_names, int p_ubo_count, const UBOPair *p_ubos, int p_texture_count, const TexUnitPair *p_tex_units, int p_specialization_count, const Specialization *p_specializations, int p_variant_count, const char **p_variants); + void _setup(const char *p_vertex_code, const char *p_fragment_code, const char *p_name, int p_uniform_count, const char **p_uniform_names, int p_ubo_count, const UBOPair *p_ubos, int p_feedback_count, const Feedback *p_feedback, int p_texture_count, const TexUnitPair *p_tex_units, int p_specialization_count, const Specialization *p_specializations, int p_variant_count, const char **p_variants); - _FORCE_INLINE_ void _version_bind_shader(RID p_version, int p_variant, uint64_t p_specialization) { - ERR_FAIL_INDEX(p_variant, variant_count); + _FORCE_INLINE_ bool _version_bind_shader(RID p_version, int p_variant, uint64_t p_specialization) { + ERR_FAIL_INDEX_V(p_variant, variant_count, false); Version *version = version_owner.get_or_null(p_version); - ERR_FAIL_COND(!version); + ERR_FAIL_COND_V(!version, false); if (version->variants.size() == 0) { _initialize_version(version); //may lack initialization @@ -208,11 +215,14 @@ protected: spec = version->variants[p_variant].lookup_ptr(specialization_default_mask); } - ERR_FAIL_COND(!spec); // Should never happen - ERR_FAIL_COND(!spec->ok); // Should never happen + if (!spec || !spec->ok) { + WARN_PRINT_ONCE("shader failed to compile, unable to bind shader."); + return false; + } glUseProgram(spec->id); current_shader = spec; + return true; } _FORCE_INLINE_ int _version_get_uniform(int p_which, RID p_version, int p_variant, uint64_t p_specialization) { |