Differential D16042 Diff 58215 source/blender/gpu/opengl/gl_texture.cc

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source/blender/gpu/opengl/gl_texture.cc

Show First 20 Lines • Show All 297 Lines • ▼ Show 20 Lines	switch (dimensions) {
glTexSubImage3D(target_, mip, UNPACK3(offset), UNPACK3(extent), gl_format, gl_type, data);		glTexSubImage3D(target_, mip, UNPACK3(offset), UNPACK3(extent), gl_format, gl_type, data);
break;		break;
}		}
}		}

has_pixels_ = true;		has_pixels_ = true;
}		}

		void GLTexture::update_sub(int offset[3],
		int extent[3],
		eGPUDataFormat format,
		GPUPixelBuffer *pixbuf)
		{
		/* Update texture from pixel buffer. */
		BLI_assert(validate_data_format(format_, format));
		BLI_assert(pixbuf != nullptr);

		const int dimensions = this->dimensions_count();
		GLenum gl_format = to_gl_data_format(format_);
		GLenum gl_type = to_gl(format);

		/* Temporarily Bind texture. */
		GLContext::state_manager_active_get()->texture_bind_temp(this);

		/* Bind pixel buffer for source data. */
		int pix_buf_handle = (int)GPU_pixel_buffer_get_native_handle(pixbuf);
		fclemUnsubmitted Not Done Inline Actions Use `GLint` here to better show that you cast to native handle type. I would even suggest to also do that in the cycles code. fclem: Use `GLint` here to better show that you cast to native handle type. I would even suggest to…
		glBindBuffer(GL_PIXEL_UNPACK_BUFFER, pix_buf_handle);

		switch (dimensions) {
		default:
		case 1:
		glTexSubImage1D(target_, 0, offset[0], extent[0], gl_format, gl_type, 0);
		break;
		case 2:
		glTexSubImage2D(target_, 0, UNPACK2(offset), UNPACK2(extent), gl_format, gl_type, 0);
		break;
		case 3:
		glTexSubImage3D(target_, 0, UNPACK3(offset), UNPACK3(extent), gl_format, gl_type, 0);
		break;
		}

		glBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0);
		}

/**		/**
* This will create the mipmap images and populate them with filtered data from base level.		* This will create the mipmap images and populate them with filtered data from base level.
*		*
* WARNING: Depth textures are not populated but they have their mips correctly defined.		* WARNING: Depth textures are not populated but they have their mips correctly defined.
* WARNING: This resets the mipmap range.		* WARNING: This resets the mipmap range.
*/		*/
void GLTexture::generate_mipmap()		void GLTexture::generate_mipmap()
{		{
▲ Show 20 Lines • Show All 420 Lines • ▼ Show 20 Lines
}		}

/* TODO(fclem): Legacy. Should be removed at some point. */		/* TODO(fclem): Legacy. Should be removed at some point. */
uint GLTexture::gl_bindcode_get() const		uint GLTexture::gl_bindcode_get() const
{		{
return tex_id_;		return tex_id_;
}		}

		/* -------------------------------------------------------------------- */
		/** \name Pixel Buffer
		* \{ */

		GLPixelBuffer::GLPixelBuffer(uint size) : PixelBuffer(size)
		{
		glGenBuffers(1, &gl_id_);
		BLI_assert(gl_id_);

		if (!gl_id_) {
		return;
		}

		/* Ensure size is non-zero for pixel buffer backing storage creation. */
		size = max_ii(size, 32);

		glBindBuffer(GL_PIXEL_UNPACK_BUFFER, gl_id_);
		glBufferData(GL_PIXEL_UNPACK_BUFFER, size, 0, GL_DYNAMIC_DRAW);
		glBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0);
		}

		GLPixelBuffer::~GLPixelBuffer()
		{
		if (!gl_id_) {
		return;
		}
		glDeleteBuffers(1, &gl_id_);
		}

		void *GLPixelBuffer::map()
		{
		if (!gl_id_) {
		BLI_assert(false);
		return nullptr;
		}

		glBindBuffer(GL_PIXEL_UNPACK_BUFFER, gl_id_);
		void *ptr = glMapBuffer(GL_PIXEL_UNPACK_BUFFER, GL_WRITE_ONLY);
		BLI_assert(ptr);
		return ptr;
		}

		void GLPixelBuffer::unmap()
		{
		glUnmapBuffer(GL_PIXEL_UNPACK_BUFFER);
		glBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0);
		}

		int64_t GLPixelBuffer::get_native_handle()
		{
		return (int64_t)gl_id_;
		}

		uint GLPixelBuffer::get_size()
		{
		return size_;
		}

		/** \} */
} // namespace blender::gpu		} // namespace blender::gpu