75 lines
2.6 KiB
C++
75 lines
2.6 KiB
C++
// ----------------------------------------------------------------------------
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// - Open3D: www.open3d.org -
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// ----------------------------------------------------------------------------
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// Copyright (c) 2018-2023 www.open3d.org
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// SPDX-License-Identifier: MIT
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// ----------------------------------------------------------------------------
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#pragma once
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#include "open3d/geometry/Image.h"
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#include "open3d/visualization/shader/ShaderWrapper.h"
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namespace open3d {
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namespace visualization {
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namespace glsl {
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class ImageShader : public ShaderWrapper {
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public:
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~ImageShader() override { Release(); }
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protected:
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ImageShader(const std::string &name) : ShaderWrapper(name) { Compile(); }
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protected:
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bool Compile() final;
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void Release() final;
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bool BindGeometry(const geometry::Geometry &geometry,
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const RenderOption &option,
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const ViewControl &view) final;
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bool RenderGeometry(const geometry::Geometry &geometry,
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const RenderOption &option,
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const ViewControl &view) final;
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void UnbindGeometry() final;
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protected:
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virtual bool PrepareRendering(const geometry::Geometry &geometry,
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const RenderOption &option,
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const ViewControl &view) = 0;
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virtual bool PrepareBinding(const geometry::Geometry &geometry,
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const RenderOption &option,
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const ViewControl &view,
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geometry::Image &image) = 0;
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protected:
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GLuint vertex_position_;
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GLuint vertex_position_buffer_;
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GLuint vertex_UV_;
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GLuint vertex_UV_buffer_;
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GLuint image_texture_;
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GLuint image_texture_buffer_;
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GLuint vertex_scale_;
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gl_util::GLVector3f vertex_scale_data_;
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};
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class ImageShaderForImage : public ImageShader {
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public:
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ImageShaderForImage() : ImageShader("ImageShaderForImage") {}
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protected:
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virtual bool PrepareRendering(const geometry::Geometry &geometry,
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const RenderOption &option,
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const ViewControl &view) final;
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virtual bool PrepareBinding(const geometry::Geometry &geometry,
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const RenderOption &option,
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const ViewControl &view,
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geometry::Image &render_image) final;
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};
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} // namespace glsl
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} // namespace visualization
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} // namespace open3d
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