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Diffstat (limited to 'source/blender/gpu/intern/gpu_shader_private.hh')
-rw-r--r-- | source/blender/gpu/intern/gpu_shader_private.hh | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/source/blender/gpu/intern/gpu_shader_private.hh b/source/blender/gpu/intern/gpu_shader_private.hh new file mode 100644 index 00000000000..9c9aa835b97 --- /dev/null +++ b/source/blender/gpu/intern/gpu_shader_private.hh @@ -0,0 +1,80 @@ +/* + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +/** \file + * \ingroup gpu + */ + +#pragma once + +#include "BLI_span.hh" + +#include "GPU_shader.h" +#include "GPU_vertex_buffer.h" +#include "gpu_shader_interface.hh" + +namespace blender { +namespace gpu { + +/** + * Implementation of shader compilation and uniforms handling. + * Base class which is then specialized for each implementation (GL, VK, ...). + **/ +class Shader { + public: + /** Uniform & attribute locations for shader. */ + ShaderInterface *interface = nullptr; + + protected: + /** For debugging purpose. */ + char name[64]; + + public: + Shader(const char *name); + virtual ~Shader(); + + virtual void vertex_shader_from_glsl(MutableSpan<const char *> sources) = 0; + virtual void geometry_shader_from_glsl(MutableSpan<const char *> sources) = 0; + virtual void fragment_shader_from_glsl(MutableSpan<const char *> sources) = 0; + virtual bool finalize(void) = 0; + + virtual void transform_feedback_names_set(Span<const char *> name_list, + const eGPUShaderTFBType geom_type) = 0; + virtual bool transform_feedback_enable(GPUVertBuf *) = 0; + virtual void transform_feedback_disable(void) = 0; + + virtual void bind(void) = 0; + virtual void unbind(void) = 0; + + virtual void uniform_float(int location, int comp_len, int array_size, const float *data) = 0; + virtual void uniform_int(int location, int comp_len, int array_size, const int *data) = 0; + + virtual void vertformat_from_shader(GPUVertFormat *) const = 0; + + inline const char *const name_get(void) const + { + return name; + }; + + protected: + void print_errors(Span<const char *> sources, char *log, const char *stage); +}; + +} // namespace gpu +} // namespace blender + +/* XXX do not use it. Special hack to use OCIO with batch API. */ +GPUShader *immGetShader(void); |